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Merge pull request #41250 from akien-mga/2.1-cherrypicks

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[2.1] Third-party library updates and Travis fix
This commit is contained in:
Rémi Verschelde 2020-08-14 14:58:17 +02:00 committed by GitHub
parent 4a8350bbe3 07f21b1080
commit a7cdffc39b
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66 changed files with 1108 additions and 889 deletions
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2
.travis.yml
View file

@ -36,7 +36,7 @@ matrix:
os: osx
osx_image: xcode9.3
compiler: clang
- env: GODOT_TARGET=server TOOLS=no CACHE_NAME=${GODOT_TARGET}-clang"
- env: GODOT_TARGET=server TOOLS=no CACHE_NAME=${GODOT_TARGET}-clang
os: linux
compiler: clang

2
COPYRIGHT.txt
View file

@ -222,7 +222,7 @@ License: curl
Files: ./thirdparty/misc/fastlz.c
./thirdparty/misc/fastlz.h
Comment: FastLZ
Copyright: 2005-2007, Ariya Hidayat
Copyright: 2005-2020, Ariya Hidayat
License: Expat
Files: ./thirdparty/misc/hq2x.cpp

8
thirdparty/README.md vendored
View file

@ -154,7 +154,7 @@ Files extracted from upstream source:
## libwebp
- Upstream: https://chromium.googlesource.com/webm/libwebp/
- Version: 1.0.2
- Version: 1.1.0
- License: BSD-3-Clause
Files extracted from upstream source:
@ -197,8 +197,8 @@ Collection of single-file libraries used in Godot components.
* Version: latest, as of April 2017
* License: Public Domain
- `fastlz.{c,h}`
* Upstream: https://code.google.com/archive/p/fastlz
* Version: svn (r12)
* Upstream: https://github.com/ariya/FastLZ
* Version: 0.5.0 (4f20f54d46f5a6dd4fae4def134933369b7602d2, 2020)
* License: MIT
- `hq2x.{cpp,h}`
* Upstream: https://github.com/brunexgeek/hqx
@ -248,7 +248,7 @@ Collection of single-file libraries used in Godot components.
## openssl
- Upstream: https://www.openssl.org
- Version: 1.0.2t
- Version: 1.0.2u
- License: OpenSSL license / BSD-like
Files extracted from the upstream source:

2
thirdparty/libwebp/src/dec/frame_dec.c vendored
View file

@ -732,7 +732,7 @@ static int AllocateMemory(VP8Decoder* const dec) {
mem += f_info_size;
dec->thread_ctx_.id_ = 0;
dec->thread_ctx_.f_info_ = dec->f_info_;
if (dec->mt_method_ > 0) {
if (dec->filter_type_ > 0 && dec->mt_method_ > 0) {
// secondary cache line. The deblocking process need to make use of the
// filtering strength from previous macroblock row, while the new ones
// are being decoded in parallel. We'll just swap the pointers.

11
thirdparty/libwebp/src/dec/idec_dec.c vendored
View file

@ -166,9 +166,11 @@ static int AppendToMemBuffer(WebPIDecoder* const idec,
VP8Decoder* const dec = (VP8Decoder*)idec->dec_;
MemBuffer* const mem = &idec->mem_;
const int need_compressed_alpha = NeedCompressedAlpha(idec);
const uint8_t* const old_start = mem->buf_ + mem->start_;
const uint8_t* const old_start =
(mem->buf_ == NULL) ? NULL : mem->buf_ + mem->start_;
const uint8_t* const old_base =
need_compressed_alpha ? dec->alpha_data_ : old_start;
assert(mem->buf_ != NULL || mem->start_ == 0);
assert(mem->mode_ == MEM_MODE_APPEND);
if (data_size > MAX_CHUNK_PAYLOAD) {
// security safeguard: trying to allocate more than what the format
@ -184,7 +186,7 @@ static int AppendToMemBuffer(WebPIDecoder* const idec,
uint8_t* const new_buf =
(uint8_t*)WebPSafeMalloc(extra_size, sizeof(*new_buf));
if (new_buf == NULL) return 0;
memcpy(new_buf, old_base, current_size);
if (old_base != NULL) memcpy(new_buf, old_base, current_size);
WebPSafeFree(mem->buf_);
mem->buf_ = new_buf;
mem->buf_size_ = (size_t)extra_size;
@ -192,6 +194,7 @@ static int AppendToMemBuffer(WebPIDecoder* const idec,
mem->end_ = current_size;
}
assert(mem->buf_ != NULL);
memcpy(mem->buf_ + mem->end_, data, data_size);
mem->end_ += data_size;
assert(mem->end_ <= mem->buf_size_);
@ -204,7 +207,9 @@ static int RemapMemBuffer(WebPIDecoder* const idec,
const uint8_t* const data, size_t data_size) {
MemBuffer* const mem = &idec->mem_;
const uint8_t* const old_buf = mem->buf_;
const uint8_t* const old_start = old_buf + mem->start_;
const uint8_t* const old_start =
(old_buf == NULL) ? NULL : old_buf + mem->start_;
assert(old_buf != NULL || mem->start_ == 0);
assert(mem->mode_ == MEM_MODE_MAP);
if (data_size < mem->buf_size_) return 0; // can't remap to a shorter buffer!

17
thirdparty/libwebp/src/dec/quant_dec.c vendored
View file

@ -61,12 +61,17 @@ static const uint16_t kAcTable[128] = {
void VP8ParseQuant(VP8Decoder* const dec) {
VP8BitReader* const br = &dec->br_;
const int base_q0 = VP8GetValue(br, 7);
const int dqy1_dc = VP8Get(br) ? VP8GetSignedValue(br, 4) : 0;
const int dqy2_dc = VP8Get(br) ? VP8GetSignedValue(br, 4) : 0;
const int dqy2_ac = VP8Get(br) ? VP8GetSignedValue(br, 4) : 0;
const int dquv_dc = VP8Get(br) ? VP8GetSignedValue(br, 4) : 0;
const int dquv_ac = VP8Get(br) ? VP8GetSignedValue(br, 4) : 0;
const int base_q0 = VP8GetValue(br, 7, "global-header");
const int dqy1_dc = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 4, "global-header") : 0;
const int dqy2_dc = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 4, "global-header") : 0;
const int dqy2_ac = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 4, "global-header") : 0;
const int dquv_dc = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 4, "global-header") : 0;
const int dquv_ac = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 4, "global-header") : 0;
const VP8SegmentHeader* const hdr = &dec->segment_hdr_;
int i;

57
thirdparty/libwebp/src/dec/tree_dec.c vendored
View file

@ -296,20 +296,21 @@ static void ParseIntraMode(VP8BitReader* const br,
// to decode more than 1 keyframe.
if (dec->segment_hdr_.update_map_) {
// Hardcoded tree parsing
block->segment_ = !VP8GetBit(br, dec->proba_.segments_[0])
? VP8GetBit(br, dec->proba_.segments_[1])
: 2 + VP8GetBit(br, dec->proba_.segments_[2]);
block->segment_ = !VP8GetBit(br, dec->proba_.segments_[0], "segments")
? VP8GetBit(br, dec->proba_.segments_[1], "segments")
: VP8GetBit(br, dec->proba_.segments_[2], "segments") + 2;
} else {
block->segment_ = 0; // default for intra
}
if (dec->use_skip_proba_) block->skip_ = VP8GetBit(br, dec->skip_p_);
if (dec->use_skip_proba_) block->skip_ = VP8GetBit(br, dec->skip_p_, "skip");
block->is_i4x4_ = !VP8GetBit(br, 145); // decide for B_PRED first
block->is_i4x4_ = !VP8GetBit(br, 145, "block-size");
if (!block->is_i4x4_) {
// Hardcoded 16x16 intra-mode decision tree.
const int ymode =
VP8GetBit(br, 156) ? (VP8GetBit(br, 128) ? TM_PRED : H_PRED)
: (VP8GetBit(br, 163) ? V_PRED : DC_PRED);
VP8GetBit(br, 156, "pred-modes") ?
(VP8GetBit(br, 128, "pred-modes") ? TM_PRED : H_PRED) :
(VP8GetBit(br, 163, "pred-modes") ? V_PRED : DC_PRED);
block->imodes_[0] = ymode;
memset(top, ymode, 4 * sizeof(*top));
memset(left, ymode, 4 * sizeof(*left));
@ -323,22 +324,25 @@ static void ParseIntraMode(VP8BitReader* const br,
const uint8_t* const prob = kBModesProba[top[x]][ymode];
#if (USE_GENERIC_TREE == 1)
// Generic tree-parsing
int i = kYModesIntra4[VP8GetBit(br, prob[0])];
int i = kYModesIntra4[VP8GetBit(br, prob[0], "pred-modes")];
while (i > 0) {
i = kYModesIntra4[2 * i + VP8GetBit(br, prob[i])];
i = kYModesIntra4[2 * i + VP8GetBit(br, prob[i], "pred-modes")];
}
ymode = -i;
#else
// Hardcoded tree parsing
ymode = !VP8GetBit(br, prob[0]) ? B_DC_PRED :
!VP8GetBit(br, prob[1]) ? B_TM_PRED :
!VP8GetBit(br, prob[2]) ? B_VE_PRED :
!VP8GetBit(br, prob[3]) ?
(!VP8GetBit(br, prob[4]) ? B_HE_PRED :
(!VP8GetBit(br, prob[5]) ? B_RD_PRED : B_VR_PRED)) :
(!VP8GetBit(br, prob[6]) ? B_LD_PRED :
(!VP8GetBit(br, prob[7]) ? B_VL_PRED :
(!VP8GetBit(br, prob[8]) ? B_HD_PRED : B_HU_PRED)));
ymode = !VP8GetBit(br, prob[0], "pred-modes") ? B_DC_PRED :
!VP8GetBit(br, prob[1], "pred-modes") ? B_TM_PRED :
!VP8GetBit(br, prob[2], "pred-modes") ? B_VE_PRED :
!VP8GetBit(br, prob[3], "pred-modes") ?
(!VP8GetBit(br, prob[4], "pred-modes") ? B_HE_PRED :
(!VP8GetBit(br, prob[5], "pred-modes") ? B_RD_PRED
: B_VR_PRED)) :
(!VP8GetBit(br, prob[6], "pred-modes") ? B_LD_PRED :
(!VP8GetBit(br, prob[7], "pred-modes") ? B_VL_PRED :
(!VP8GetBit(br, prob[8], "pred-modes") ? B_HD_PRED
: B_HU_PRED))
);
#endif // USE_GENERIC_TREE
top[x] = ymode;
}
@ -348,9 +352,9 @@ static void ParseIntraMode(VP8BitReader* const br,
}
}
// Hardcoded UVMode decision tree
block->uvmode_ = !VP8GetBit(br, 142) ? DC_PRED
: !VP8GetBit(br, 114) ? V_PRED
: VP8GetBit(br, 183) ? TM_PRED : H_PRED;
block->uvmode_ = !VP8GetBit(br, 142, "pred-modes-uv") ? DC_PRED
: !VP8GetBit(br, 114, "pred-modes-uv") ? V_PRED
: VP8GetBit(br, 183, "pred-modes-uv") ? TM_PRED : H_PRED;
}
int VP8ParseIntraModeRow(VP8BitReader* const br, VP8Decoder* const dec) {
@ -514,8 +518,10 @@ void VP8ParseProba(VP8BitReader* const br, VP8Decoder* const dec) {
for (b = 0; b < NUM_BANDS; ++b) {
for (c = 0; c < NUM_CTX; ++c) {
for (p = 0; p < NUM_PROBAS; ++p) {
const int v = VP8GetBit(br, CoeffsUpdateProba[t][b][c][p]) ?
VP8GetValue(br, 8) : CoeffsProba0[t][b][c][p];
const int v =
VP8GetBit(br, CoeffsUpdateProba[t][b][c][p], "global-header") ?
VP8GetValue(br, 8, "global-header") :
CoeffsProba0[t][b][c][p];
proba->bands_[t][b].probas_[c][p] = v;
}
}
@ -524,9 +530,8 @@ void VP8ParseProba(VP8BitReader* const br, VP8Decoder* const dec) {
proba->bands_ptr_[t][b] = &proba->bands_[t][kBands[b]];
}
}
dec->use_skip_proba_ = VP8Get(br);
dec->use_skip_proba_ = VP8Get(br, "global-header");
if (dec->use_skip_proba_) {
dec->skip_p_ = VP8GetValue(br, 8);
dec->skip_p_ = VP8GetValue(br, 8, "global-header");
}
}

81
thirdparty/libwebp/src/dec/vp8_dec.c vendored
View file

@ -161,23 +161,26 @@ static int ParseSegmentHeader(VP8BitReader* br,
VP8SegmentHeader* hdr, VP8Proba* proba) {
assert(br != NULL);
assert(hdr != NULL);
hdr->use_segment_ = VP8Get(br);
hdr->use_segment_ = VP8Get(br, "global-header");
if (hdr->use_segment_) {
hdr->update_map_ = VP8Get(br);
if (VP8Get(br)) { // update data
hdr->update_map_ = VP8Get(br, "global-header");
if (VP8Get(br, "global-header")) { // update data
int s;
hdr->absolute_delta_ = VP8Get(br);
hdr->absolute_delta_ = VP8Get(br, "global-header");
for (s = 0; s < NUM_MB_SEGMENTS; ++s) {
hdr->quantizer_[s] = VP8Get(br) ? VP8GetSignedValue(br, 7) : 0;
hdr->quantizer_[s] = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 7, "global-header") : 0;
}
for (s = 0; s < NUM_MB_SEGMENTS; ++s) {
hdr->filter_strength_[s] = VP8Get(br) ? VP8GetSignedValue(br, 6) : 0;
hdr->filter_strength_[s] = VP8Get(br, "global-header") ?
VP8GetSignedValue(br, 6, "global-header") : 0;
}
}
if (hdr->update_map_) {
int s;
for (s = 0; s < MB_FEATURE_TREE_PROBS; ++s) {
proba->segments_[s] = VP8Get(br) ? VP8GetValue(br, 8) : 255u;
proba->segments_[s] = VP8Get(br, "global-header") ?
VP8GetValue(br, 8, "global-header") : 255u;
}
}
} else {
@ -205,7 +208,7 @@ static VP8StatusCode ParsePartitions(VP8Decoder* const dec,
size_t last_part;
size_t p;
dec->num_parts_minus_one_ = (1 << VP8GetValue(br, 2)) - 1;
dec->num_parts_minus_one_ = (1 << VP8GetValue(br, 2, "global-header")) - 1;
last_part = dec->num_parts_minus_one_;
if (size < 3 * last_part) {
// we can't even read the sizes with sz[]! That's a failure.
@ -229,21 +232,21 @@ static VP8StatusCode ParsePartitions(VP8Decoder* const dec,
// Paragraph 9.4
static int ParseFilterHeader(VP8BitReader* br, VP8Decoder* const dec) {
VP8FilterHeader* const hdr = &dec->filter_hdr_;
hdr->simple_ = VP8Get(br);
hdr->level_ = VP8GetValue(br, 6);
hdr->sharpness_ = VP8GetValue(br, 3);
hdr->use_lf_delta_ = VP8Get(br);
hdr->simple_ = VP8Get(br, "global-header");
hdr->level_ = VP8GetValue(br, 6, "global-header");
hdr->sharpness_ = VP8GetValue(br, 3, "global-header");
hdr->use_lf_delta_ = VP8Get(br, "global-header");
if (hdr->use_lf_delta_) {
if (VP8Get(br)) { // update lf-delta?
if (VP8Get(br, "global-header")) { // update lf-delta?
int i;
for (i = 0; i < NUM_REF_LF_DELTAS; ++i) {
if (VP8Get(br)) {
hdr->ref_lf_delta_[i] = VP8GetSignedValue(br, 6);
if (VP8Get(br, "global-header")) {
hdr->ref_lf_delta_[i] = VP8GetSignedValue(br, 6, "global-header");
}
}
for (i = 0; i < NUM_MODE_LF_DELTAS; ++i) {
if (VP8Get(br)) {
hdr->mode_lf_delta_[i] = VP8GetSignedValue(br, 6);
if (VP8Get(br, "global-header")) {
hdr->mode_lf_delta_[i] = VP8GetSignedValue(br, 6, "global-header");
}
}
}
@ -352,8 +355,8 @@ int VP8GetHeaders(VP8Decoder* const dec, VP8Io* const io) {
buf_size -= frm_hdr->partition_length_;
if (frm_hdr->key_frame_) {
pic_hdr->colorspace_ = VP8Get(br);
pic_hdr->clamp_type_ = VP8Get(br);
pic_hdr->colorspace_ = VP8Get(br, "global-header");
pic_hdr->clamp_type_ = VP8Get(br, "global-header");
}
if (!ParseSegmentHeader(br, &dec->segment_hdr_, &dec->proba_)) {
return VP8SetError(dec, VP8_STATUS_BITSTREAM_ERROR,
@ -378,7 +381,7 @@ int VP8GetHeaders(VP8Decoder* const dec, VP8Io* const io) {
"Not a key frame.");
}
VP8Get(br); // ignore the value of update_proba_
VP8Get(br, "global-header"); // ignore the value of update_proba_
VP8ParseProba(br, dec);
@ -403,28 +406,28 @@ static const uint8_t kZigzag[16] = {
// See section 13-2: http://tools.ietf.org/html/rfc6386#section-13.2
static int GetLargeValue(VP8BitReader* const br, const uint8_t* const p) {
int v;
if (!VP8GetBit(br, p[3])) {
if (!VP8GetBit(br, p[4])) {
if (!VP8GetBit(br, p[3], "coeffs")) {
if (!VP8GetBit(br, p[4], "coeffs")) {
v = 2;
} else {
v = 3 + VP8GetBit(br, p[5]);
v = 3 + VP8GetBit(br, p[5], "coeffs");
}
} else {
if (!VP8GetBit(br, p[6])) {
if (!VP8GetBit(br, p[7])) {
v = 5 + VP8GetBit(br, 159);
if (!VP8GetBit(br, p[6], "coeffs")) {
if (!VP8GetBit(br, p[7], "coeffs")) {
v = 5 + VP8GetBit(br, 159, "coeffs");
} else {
v = 7 + 2 * VP8GetBit(br, 165);
v += VP8GetBit(br, 145);
v = 7 + 2 * VP8GetBit(br, 165, "coeffs");
v += VP8GetBit(br, 145, "coeffs");
}
} else {
const uint8_t* tab;
const int bit1 = VP8GetBit(br, p[8]);
const int bit0 = VP8GetBit(br, p[9 + bit1]);
const int bit1 = VP8GetBit(br, p[8], "coeffs");
const int bit0 = VP8GetBit(br, p[9 + bit1], "coeffs");
const int cat = 2 * bit1 + bit0;
v = 0;
for (tab = kCat3456[cat]; *tab; ++tab) {
v += v + VP8GetBit(br, *tab);
v += v + VP8GetBit(br, *tab, "coeffs");
}
v += 3 + (8 << cat);
}
@ -438,24 +441,24 @@ static int GetCoeffsFast(VP8BitReader* const br,
int ctx, const quant_t dq, int n, int16_t* out) {
const uint8_t* p = prob[n]->probas_[ctx];
for (; n < 16; ++n) {
if (!VP8GetBit(br, p[0])) {
if (!VP8GetBit(br, p[0], "coeffs")) {
return n; // previous coeff was last non-zero coeff
}
while (!VP8GetBit(br, p[1])) { // sequence of zero coeffs
while (!VP8GetBit(br, p[1], "coeffs")) { // sequence of zero coeffs
p = prob[++n]->probas_[0];
if (n == 16) return 16;
}
{ // non zero coeff
const VP8ProbaArray* const p_ctx = &prob[n + 1]->probas_[0];
int v;
if (!VP8GetBit(br, p[2])) {
if (!VP8GetBit(br, p[2], "coeffs")) {
v = 1;
p = p_ctx[1];
} else {
v = GetLargeValue(br, p);
p = p_ctx[2];
}
out[kZigzag[n]] = VP8GetSigned(br, v) * dq[n > 0];
out[kZigzag[n]] = VP8GetSigned(br, v, "coeffs") * dq[n > 0];
}
}
return 16;
@ -468,24 +471,24 @@ static int GetCoeffsAlt(VP8BitReader* const br,
int ctx, const quant_t dq, int n, int16_t* out) {
const uint8_t* p = prob[n]->probas_[ctx];
for (; n < 16; ++n) {
if (!VP8GetBitAlt(br, p[0])) {
if (!VP8GetBitAlt(br, p[0], "coeffs")) {
return n; // previous coeff was last non-zero coeff
}
while (!VP8GetBitAlt(br, p[1])) { // sequence of zero coeffs
while (!VP8GetBitAlt(br, p[1], "coeffs")) { // sequence of zero coeffs
p = prob[++n]->probas_[0];
if (n == 16) return 16;
}
{ // non zero coeff
const VP8ProbaArray* const p_ctx = &prob[n + 1]->probas_[0];
int v;
if (!VP8GetBitAlt(br, p[2])) {
if (!VP8GetBitAlt(br, p[2], "coeffs")) {
v = 1;
p = p_ctx[1];
} else {
v = GetLargeValue(br, p);
p = p_ctx[2];
}
out[kZigzag[n]] = VP8GetSigned(br, v) * dq[n > 0];
out[kZigzag[n]] = VP8GetSigned(br, v, "coeffs") * dq[n > 0];
}
}
return 16;

4
thirdparty/libwebp/src/dec/vp8i_dec.h vendored
View file

@ -31,8 +31,8 @@ extern "C" {
// version numbers
#define DEC_MAJ_VERSION 1
#define DEC_MIN_VERSION 0
#define DEC_REV_VERSION 2
#define DEC_MIN_VERSION 1
#define DEC_REV_VERSION 0
// YUV-cache parameters. Cache is 32-bytes wide (= one cacheline).
// Constraints are: We need to store one 16x16 block of luma samples (y),

135
thirdparty/libwebp/src/dec/vp8l_dec.c vendored
View file

@ -362,12 +362,8 @@ static int ReadHuffmanCodes(VP8LDecoder* const dec, int xsize, int ysize,
VP8LMetadata* const hdr = &dec->hdr_;
uint32_t* huffman_image = NULL;
HTreeGroup* htree_groups = NULL;
// When reading htrees, some might be unused, as the format allows it.
// We will still read them but put them in this htree_group_bogus.
HTreeGroup htree_group_bogus;
HuffmanCode* huffman_tables = NULL;
HuffmanCode* huffman_tables_bogus = NULL;
HuffmanCode* next = NULL;
HuffmanCode* huffman_table = NULL;
int num_htree_groups = 1;
int num_htree_groups_max = 1;
int max_alphabet_size = 0;
@ -418,12 +414,6 @@ static int ReadHuffmanCodes(VP8LDecoder* const dec, int xsize, int ysize,
if (*mapped_group == -1) *mapped_group = num_htree_groups++;
huffman_image[i] = *mapped_group;
}
huffman_tables_bogus = (HuffmanCode*)WebPSafeMalloc(
table_size, sizeof(*huffman_tables_bogus));
if (huffman_tables_bogus == NULL) {
dec->status_ = VP8_STATUS_OUT_OF_MEMORY;
goto Error;
}
} else {
num_htree_groups = num_htree_groups_max;
}
@ -453,63 +443,71 @@ static int ReadHuffmanCodes(VP8LDecoder* const dec, int xsize, int ysize,
goto Error;
}
next = huffman_tables;
huffman_table = huffman_tables;
for (i = 0; i < num_htree_groups_max; ++i) {
// If the index "i" is unused in the Huffman image, read the coefficients
// but store them to a bogus htree_group.
const int is_bogus = (mapping != NULL && mapping[i] == -1);
HTreeGroup* const htree_group =
is_bogus ? &htree_group_bogus :
&htree_groups[(mapping == NULL) ? i : mapping[i]];
HuffmanCode** const htrees = htree_group->htrees;
HuffmanCode* huffman_tables_i = is_bogus ? huffman_tables_bogus : next;
int size;
int total_size = 0;
int is_trivial_literal = 1;
int max_bits = 0;
for (j = 0; j < HUFFMAN_CODES_PER_META_CODE; ++j) {
int alphabet_size = kAlphabetSize[j];
htrees[j] = huffman_tables_i;
if (j == 0 && color_cache_bits > 0) {
alphabet_size += 1 << color_cache_bits;
}
size =
ReadHuffmanCode(alphabet_size, dec, code_lengths, huffman_tables_i);
if (size == 0) {
goto Error;
}
if (is_trivial_literal && kLiteralMap[j] == 1) {
is_trivial_literal = (huffman_tables_i->bits == 0);
}
total_size += huffman_tables_i->bits;
huffman_tables_i += size;
if (j <= ALPHA) {
int local_max_bits = code_lengths[0];
int k;
for (k = 1; k < alphabet_size; ++k) {
if (code_lengths[k] > local_max_bits) {
local_max_bits = code_lengths[k];
}
// If the index "i" is unused in the Huffman image, just make sure the
// coefficients are valid but do not store them.
if (mapping != NULL && mapping[i] == -1) {
for (j = 0; j < HUFFMAN_CODES_PER_META_CODE; ++j) {
int alphabet_size = kAlphabetSize[j];
if (j == 0 && color_cache_bits > 0) {
alphabet_size += (1 << color_cache_bits);
}
// Passing in NULL so that nothing gets filled.
if (!ReadHuffmanCode(alphabet_size, dec, code_lengths, NULL)) {
goto Error;
}
max_bits += local_max_bits;
}
}
if (!is_bogus) next = huffman_tables_i;
htree_group->is_trivial_literal = is_trivial_literal;
htree_group->is_trivial_code = 0;
if (is_trivial_literal) {
const int red = htrees[RED][0].value;
const int blue = htrees[BLUE][0].value;
const int alpha = htrees[ALPHA][0].value;
htree_group->literal_arb = ((uint32_t)alpha << 24) | (red << 16) | blue;
if (total_size == 0 && htrees[GREEN][0].value < NUM_LITERAL_CODES) {
htree_group->is_trivial_code = 1;
htree_group->literal_arb |= htrees[GREEN][0].value << 8;
} else {
HTreeGroup* const htree_group =
&htree_groups[(mapping == NULL) ? i : mapping[i]];
HuffmanCode** const htrees = htree_group->htrees;
int size;
int total_size = 0;
int is_trivial_literal = 1;
int max_bits = 0;
for (j = 0; j < HUFFMAN_CODES_PER_META_CODE; ++j) {
int alphabet_size = kAlphabetSize[j];
htrees[j] = huffman_table;
if (j == 0 && color_cache_bits > 0) {
alphabet_size += (1 << color_cache_bits);
}
size = ReadHuffmanCode(alphabet_size, dec, code_lengths, huffman_table);
if (size == 0) {
goto Error;
}
if (is_trivial_literal && kLiteralMap[j] == 1) {
is_trivial_literal = (huffman_table->bits == 0);
}
total_size += huffman_table->bits;
huffman_table += size;
if (j <= ALPHA) {
int local_max_bits = code_lengths[0];
int k;
for (k = 1; k < alphabet_size; ++k) {
if (code_lengths[k] > local_max_bits) {
local_max_bits = code_lengths[k];
}
}
max_bits += local_max_bits;
}
}
htree_group->is_trivial_literal = is_trivial_literal;
htree_group->is_trivial_code = 0;
if (is_trivial_literal) {
const int red = htrees[RED][0].value;
const int blue = htrees[BLUE][0].value;
const int alpha = htrees[ALPHA][0].value;
htree_group->literal_arb = ((uint32_t)alpha << 24) | (red << 16) | blue;
if (total_size == 0 && htrees[GREEN][0].value < NUM_LITERAL_CODES) {
htree_group->is_trivial_code = 1;
htree_group->literal_arb |= htrees[GREEN][0].value << 8;
}
}
htree_group->use_packed_table =
!htree_group->is_trivial_code && (max_bits < HUFFMAN_PACKED_BITS);
if (htree_group->use_packed_table) BuildPackedTable(htree_group);
}
htree_group->use_packed_table =
!htree_group->is_trivial_code && (max_bits < HUFFMAN_PACKED_BITS);
if (htree_group->use_packed_table) BuildPackedTable(htree_group);
}
ok = 1;
@ -521,7 +519,6 @@ static int ReadHuffmanCodes(VP8LDecoder* const dec, int xsize, int ysize,
Error:
WebPSafeFree(code_lengths);
WebPSafeFree(huffman_tables_bogus);
WebPSafeFree(mapping);
if (!ok) {
WebPSafeFree(huffman_image);
@ -757,11 +754,11 @@ static WEBP_INLINE HTreeGroup* GetHtreeGroupForPos(VP8LMetadata* const hdr,
typedef void (*ProcessRowsFunc)(VP8LDecoder* const dec, int row);
static void ApplyInverseTransforms(VP8LDecoder* const dec, int num_rows,
static void ApplyInverseTransforms(VP8LDecoder* const dec,
int start_row, int num_rows,
const uint32_t* const rows) {
int n = dec->next_transform_;
const int cache_pixs = dec->width_ * num_rows;
const int start_row = dec->last_row_;
const int end_row = start_row + num_rows;
const uint32_t* rows_in = rows;
uint32_t* const rows_out = dec->argb_cache_;
@ -792,8 +789,7 @@ static void ProcessRows(VP8LDecoder* const dec, int row) {
VP8Io* const io = dec->io_;
uint8_t* rows_data = (uint8_t*)dec->argb_cache_;
const int in_stride = io->width * sizeof(uint32_t); // in unit of RGBA
ApplyInverseTransforms(dec, num_rows, rows);
ApplyInverseTransforms(dec, dec->last_row_, num_rows, rows);
if (!SetCropWindow(io, dec->last_row_, row, &rows_data, in_stride)) {
// Nothing to output (this time).
} else {
@ -1196,6 +1192,7 @@ static int DecodeImageData(VP8LDecoder* const dec, uint32_t* const data,
VP8LFillBitWindow(br);
dist_code = GetCopyDistance(dist_symbol, br);
dist = PlaneCodeToDistance(width, dist_code);
if (VP8LIsEndOfStream(br)) break;
if (src - data < (ptrdiff_t)dist || src_end - src < (ptrdiff_t)length) {
goto Error;
@ -1556,7 +1553,7 @@ static void ExtractAlphaRows(VP8LDecoder* const dec, int last_row) {
const int cache_pixs = width * num_rows_to_process;
uint8_t* const dst = output + width * cur_row;
const uint32_t* const src = dec->argb_cache_;
ApplyInverseTransforms(dec, num_rows_to_process, in);
ApplyInverseTransforms(dec, cur_row, num_rows_to_process, in);
WebPExtractGreen(src, dst, cache_pixs);
AlphaApplyFilter(alph_dec,
cur_row, cur_row + num_rows_to_process, dst, width);

20
thirdparty/libwebp/src/dec/vp8li_dec.h vendored
View file

@ -37,7 +37,7 @@ struct VP8LTransform {
int bits_; // subsampling bits defining transform window.
int xsize_; // transform window X index.
int ysize_; // transform window Y index.
uint32_t *data_; // transform data.
uint32_t* data_; // transform data.
};
typedef struct {
@ -48,23 +48,23 @@ typedef struct {
int huffman_mask_;
int huffman_subsample_bits_;
int huffman_xsize_;
uint32_t *huffman_image_;
uint32_t* huffman_image_;
int num_htree_groups_;
HTreeGroup *htree_groups_;
HuffmanCode *huffman_tables_;
HTreeGroup* htree_groups_;
HuffmanCode* huffman_tables_;
} VP8LMetadata;
typedef struct VP8LDecoder VP8LDecoder;
struct VP8LDecoder {
VP8StatusCode status_;
VP8LDecodeState state_;
VP8Io *io_;
VP8Io* io_;
const WebPDecBuffer *output_; // shortcut to io->opaque->output
const WebPDecBuffer* output_; // shortcut to io->opaque->output
uint32_t *pixels_; // Internal data: either uint8_t* for alpha
uint32_t* pixels_; // Internal data: either uint8_t* for alpha
// or uint32_t* for BGRA.
uint32_t *argb_cache_; // Scratch buffer for temporary BGRA storage.
uint32_t* argb_cache_; // Scratch buffer for temporary BGRA storage.
VP8LBitReader br_;
int incremental_; // if true, incremental decoding is expected
@ -86,8 +86,8 @@ struct VP8LDecoder {
// or'd bitset storing the transforms types.
uint32_t transforms_seen_;
uint8_t *rescaler_memory; // Working memory for rescaling work.
WebPRescaler *rescaler; // Common rescaler for all channels.
uint8_t* rescaler_memory; // Working memory for rescaling work.
WebPRescaler* rescaler; // Common rescaler for all channels.
};
//------------------------------------------------------------------------------

4
thirdparty/libwebp/src/demux/demux.c vendored
View file

@ -24,8 +24,8 @@
#include "src/webp/format_constants.h"
#define DMUX_MAJ_VERSION 1
#define DMUX_MIN_VERSION 0
#define DMUX_REV_VERSION 2
#define DMUX_MIN_VERSION 1
#define DMUX_REV_VERSION 0
typedef struct {
size_t start_; // start location of the data

4
thirdparty/libwebp/src/dsp/alpha_processing_sse2.c vendored
View file

@ -214,7 +214,7 @@ static void ApplyAlphaMultiply_SSE2(uint8_t* rgba, int alpha_first,
// Alpha detection
static int HasAlpha8b_SSE2(const uint8_t* src, int length) {
const __m128i all_0xff = _mm_set1_epi8(0xff);
const __m128i all_0xff = _mm_set1_epi8((char)0xff);
int i = 0;
for (; i + 16 <= length; i += 16) {
const __m128i v = _mm_loadu_si128((const __m128i*)(src + i));
@ -228,7 +228,7 @@ static int HasAlpha8b_SSE2(const uint8_t* src, int length) {
static int HasAlpha32b_SSE2(const uint8_t* src, int length) {
const __m128i alpha_mask = _mm_set1_epi32(0xff);
const __m128i all_0xff = _mm_set1_epi8(0xff);
const __m128i all_0xff = _mm_set1_epi8((char)0xff);
int i = 0;
// We don't know if we can access the last 3 bytes after the last alpha
// value 'src[4 * length - 4]' (because we don't know if alpha is the first

4
thirdparty/libwebp/src/dsp/cpu.c vendored
View file

@ -173,8 +173,8 @@ static int AndroidCPUInfo(CPUFeature feature) {
const AndroidCpuFamily cpu_family = android_getCpuFamily();
const uint64_t cpu_features = android_getCpuFeatures();
if (feature == kNEON) {
return (cpu_family == ANDROID_CPU_FAMILY_ARM &&
0 != (cpu_features & ANDROID_CPU_ARM_FEATURE_NEON));
return cpu_family == ANDROID_CPU_FAMILY_ARM &&
(cpu_features & ANDROID_CPU_ARM_FEATURE_NEON) != 0;
}
return 0;
}

9
thirdparty/libwebp/src/dsp/dec_neon.c vendored
View file

@ -1361,7 +1361,8 @@ static void RD4_NEON(uint8_t* dst) { // Down-right
const uint32_t J = dst[-1 + 1 * BPS];
const uint32_t K = dst[-1 + 2 * BPS];
const uint32_t L = dst[-1 + 3 * BPS];
const uint64x1_t LKJI____ = vcreate_u64(L | (K << 8) | (J << 16) | (I << 24));
const uint64x1_t LKJI____ =
vcreate_u64((uint64_t)L | (K << 8) | (J << 16) | (I << 24));
const uint64x1_t LKJIXABC = vorr_u64(LKJI____, ____XABC);
const uint8x8_t KJIXABC_ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 8));
const uint8x8_t JIXABC__ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 16));
@ -1427,10 +1428,16 @@ static WEBP_INLINE void DC8_NEON(uint8_t* dst, int do_top, int do_left) {
if (do_top) {
const uint8x8_t A = vld1_u8(dst - BPS); // top row
#if defined(__aarch64__)
const uint16x8_t B = vmovl_u8(A);
const uint16_t p2 = vaddvq_u16(B);
sum_top = vdupq_n_u16(p2);
#else
const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top
const uint16x4_t p1 = vpadd_u16(p0, p0);
const uint16x4_t p2 = vpadd_u16(p1, p1);
sum_top = vcombine_u16(p2, p2);
#endif
}
if (do_left) {

14
thirdparty/libwebp/src/dsp/dec_sse2.c vendored
View file

@ -326,7 +326,7 @@ static WEBP_INLINE void Update2Pixels_SSE2(__m128i* const pi, __m128i* const qi,
const __m128i a1_lo = _mm_srai_epi16(*a0_lo, 7);
const __m128i a1_hi = _mm_srai_epi16(*a0_hi, 7);
const __m128i delta = _mm_packs_epi16(a1_lo, a1_hi);
const __m128i sign_bit = _mm_set1_epi8(0x80);
const __m128i sign_bit = _mm_set1_epi8((char)0x80);
*pi = _mm_adds_epi8(*pi, delta);
*qi = _mm_subs_epi8(*qi, delta);
FLIP_SIGN_BIT2(*pi, *qi);
@ -338,9 +338,9 @@ static WEBP_INLINE void NeedsFilter_SSE2(const __m128i* const p1,
const __m128i* const q0,
const __m128i* const q1,
int thresh, __m128i* const mask) {
const __m128i m_thresh = _mm_set1_epi8(thresh);
const __m128i m_thresh = _mm_set1_epi8((char)thresh);
const __m128i t1 = MM_ABS(*p1, *q1); // abs(p1 - q1)
const __m128i kFE = _mm_set1_epi8(0xFE);
const __m128i kFE = _mm_set1_epi8((char)0xFE);
const __m128i t2 = _mm_and_si128(t1, kFE); // set lsb of each byte to zero
const __m128i t3 = _mm_srli_epi16(t2, 1); // abs(p1 - q1) / 2
@ -360,7 +360,7 @@ static WEBP_INLINE void DoFilter2_SSE2(__m128i* const p1, __m128i* const p0,
__m128i* const q0, __m128i* const q1,
int thresh) {
__m128i a, mask;
const __m128i sign_bit = _mm_set1_epi8(0x80);
const __m128i sign_bit = _mm_set1_epi8((char)0x80);
// convert p1/q1 to int8_t (for GetBaseDelta_SSE2)
const __m128i p1s = _mm_xor_si128(*p1, sign_bit);
const __m128i q1s = _mm_xor_si128(*q1, sign_bit);
@ -380,7 +380,7 @@ static WEBP_INLINE void DoFilter4_SSE2(__m128i* const p1, __m128i* const p0,
const __m128i* const mask,
int hev_thresh) {
const __m128i zero = _mm_setzero_si128();
const __m128i sign_bit = _mm_set1_epi8(0x80);
const __m128i sign_bit = _mm_set1_epi8((char)0x80);
const __m128i k64 = _mm_set1_epi8(64);
const __m128i k3 = _mm_set1_epi8(3);
const __m128i k4 = _mm_set1_epi8(4);
@ -427,7 +427,7 @@ static WEBP_INLINE void DoFilter6_SSE2(__m128i* const p2, __m128i* const p1,
const __m128i* const mask,
int hev_thresh) {
const __m128i zero = _mm_setzero_si128();
const __m128i sign_bit = _mm_set1_epi8(0x80);
const __m128i sign_bit = _mm_set1_epi8((char)0x80);
__m128i a, not_hev;
// compute hev mask
@ -941,7 +941,7 @@ static void VR4_SSE2(uint8_t* dst) { // Vertical-Right
const __m128i ABCD0 = _mm_srli_si128(XABCD, 1);
const __m128i abcd = _mm_avg_epu8(XABCD, ABCD0);
const __m128i _XABCD = _mm_slli_si128(XABCD, 1);
const __m128i IXABCD = _mm_insert_epi16(_XABCD, I | (X << 8), 0);
const __m128i IXABCD = _mm_insert_epi16(_XABCD, (short)(I | (X << 8)), 0);
const __m128i avg1 = _mm_avg_epu8(IXABCD, ABCD0);
const __m128i lsb = _mm_and_si128(_mm_xor_si128(IXABCD, ABCD0), one);
const __m128i avg2 = _mm_subs_epu8(avg1, lsb);

4
thirdparty/libwebp/src/dsp/dsp.h vendored
View file

@ -246,9 +246,9 @@ extern VP8Fdct VP8FTransform2; // performs two transforms at a time
extern VP8WHT VP8FTransformWHT;
// Predictions
// *dst is the destination block. *top and *left can be NULL.
typedef void (*VP8IntraPreds)(uint8_t *dst, const uint8_t* left,
typedef void (*VP8IntraPreds)(uint8_t* dst, const uint8_t* left,
const uint8_t* top);
typedef void (*VP8Intra4Preds)(uint8_t *dst, const uint8_t* top);
typedef void (*VP8Intra4Preds)(uint8_t* dst, const uint8_t* top);
extern VP8Intra4Preds VP8EncPredLuma4;
extern VP8IntraPreds VP8EncPredLuma16;
extern VP8IntraPreds VP8EncPredChroma8;

2
thirdparty/libwebp/src/dsp/enc_sse2.c vendored
View file

@ -777,7 +777,7 @@ static WEBP_INLINE void VR4_SSE2(uint8_t* dst,
const __m128i ABCD0 = _mm_srli_si128(XABCD, 1);
const __m128i abcd = _mm_avg_epu8(XABCD, ABCD0);
const __m128i _XABCD = _mm_slli_si128(XABCD, 1);
const __m128i IXABCD = _mm_insert_epi16(_XABCD, I | (X << 8), 0);
const __m128i IXABCD = _mm_insert_epi16(_XABCD, (short)(I | (X << 8)), 0);
const __m128i avg1 = _mm_avg_epu8(IXABCD, ABCD0);
const __m128i lsb = _mm_and_si128(_mm_xor_si128(IXABCD, ABCD0), one);
const __m128i avg2 = _mm_subs_epu8(avg1, lsb);

12
thirdparty/libwebp/src/dsp/filters.c vendored
View file

@ -33,9 +33,9 @@ static WEBP_INLINE void PredictLine_C(const uint8_t* src, const uint8_t* pred,
uint8_t* dst, int length, int inverse) {
int i;
if (inverse) {
for (i = 0; i < length; ++i) dst[i] = src[i] + pred[i];
for (i = 0; i < length; ++i) dst[i] = (uint8_t)(src[i] + pred[i]);
} else {
for (i = 0; i < length; ++i) dst[i] = src[i] - pred[i];
for (i = 0; i < length; ++i) dst[i] = (uint8_t)(src[i] - pred[i]);
}
}
@ -155,7 +155,7 @@ static WEBP_INLINE void DoGradientFilter_C(const uint8_t* in,
const int pred = GradientPredictor_C(preds[w - 1],
preds[w - stride],
preds[w - stride - 1]);
out[w] = in[w] + (inverse ? pred : -pred);
out[w] = (uint8_t)(in[w] + (inverse ? pred : -pred));
}
++row;
preds += stride;
@ -194,7 +194,7 @@ static void HorizontalUnfilter_C(const uint8_t* prev, const uint8_t* in,
uint8_t pred = (prev == NULL) ? 0 : prev[0];
int i;
for (i = 0; i < width; ++i) {
out[i] = pred + in[i];
out[i] = (uint8_t)(pred + in[i]);
pred = out[i];
}
}
@ -206,7 +206,7 @@ static void VerticalUnfilter_C(const uint8_t* prev, const uint8_t* in,
HorizontalUnfilter_C(NULL, in, out, width);
} else {
int i;
for (i = 0; i < width; ++i) out[i] = prev[i] + in[i];
for (i = 0; i < width; ++i) out[i] = (uint8_t)(prev[i] + in[i]);
}
}
#endif // !WEBP_NEON_OMIT_C_CODE
@ -220,7 +220,7 @@ static void GradientUnfilter_C(const uint8_t* prev, const uint8_t* in,
int i;
for (i = 0; i < width; ++i) {
top = prev[i]; // need to read this first, in case prev==out
left = in[i] + GradientPredictor_C(left, top, top_left);
left = (uint8_t)(in[i] + GradientPredictor_C(left, top, top_left));
top_left = top;
out[i] = left;
}

16
thirdparty/libwebp/src/dsp/filters_sse2.c vendored
View file

@ -163,7 +163,8 @@ static void GradientPredictDirect_SSE2(const uint8_t* const row,
_mm_storel_epi64((__m128i*)(out + i), H);
}
for (; i < length; ++i) {
out[i] = row[i] - GradientPredictor_SSE2(row[i - 1], top[i], top[i - 1]);
const int delta = GradientPredictor_SSE2(row[i - 1], top[i], top[i - 1]);
out[i] = (uint8_t)(row[i] - delta);
}
}
@ -188,7 +189,7 @@ static WEBP_INLINE void DoGradientFilter_SSE2(const uint8_t* in,
// Filter line-by-line.
while (row < last_row) {
out[0] = in[0] - in[-stride];
out[0] = (uint8_t)(in[0] - in[-stride]);
GradientPredictDirect_SSE2(in + 1, in + 1 - stride, out + 1, width - 1);
++row;
in += stride;
@ -223,7 +224,7 @@ static void HorizontalUnfilter_SSE2(const uint8_t* prev, const uint8_t* in,
uint8_t* out, int width) {
int i;
__m128i last;
out[0] = in[0] + (prev == NULL ? 0 : prev[0]);
out[0] = (uint8_t)(in[0] + (prev == NULL ? 0 : prev[0]));
if (width <= 1) return;
last = _mm_set_epi32(0, 0, 0, out[0]);
for (i = 1; i + 8 <= width; i += 8) {
@ -238,7 +239,7 @@ static void HorizontalUnfilter_SSE2(const uint8_t* prev, const uint8_t* in,
_mm_storel_epi64((__m128i*)(out + i), A7);
last = _mm_srli_epi64(A7, 56);
}
for (; i < width; ++i) out[i] = in[i] + out[i - 1];
for (; i < width; ++i) out[i] = (uint8_t)(in[i] + out[i - 1]);
}
static void VerticalUnfilter_SSE2(const uint8_t* prev, const uint8_t* in,
@ -259,7 +260,7 @@ static void VerticalUnfilter_SSE2(const uint8_t* prev, const uint8_t* in,
_mm_storeu_si128((__m128i*)&out[i + 0], C0);
_mm_storeu_si128((__m128i*)&out[i + 16], C1);
}
for (; i < width; ++i) out[i] = in[i] + prev[i];
for (; i < width; ++i) out[i] = (uint8_t)(in[i] + prev[i]);
}
}
@ -296,7 +297,8 @@ static void GradientPredictInverse_SSE2(const uint8_t* const in,
_mm_storel_epi64((__m128i*)&row[i], out);
}
for (; i < length; ++i) {
row[i] = in[i] + GradientPredictor_SSE2(row[i - 1], top[i], top[i - 1]);
const int delta = GradientPredictor_SSE2(row[i - 1], top[i], top[i - 1]);
row[i] = (uint8_t)(in[i] + delta);
}
}
}
@ -306,7 +308,7 @@ static void GradientUnfilter_SSE2(const uint8_t* prev, const uint8_t* in,
if (prev == NULL) {
HorizontalUnfilter_SSE2(NULL, in, out, width);
} else {
out[0] = in[0] + prev[0]; // predict from above
out[0] = (uint8_t)(in[0] + prev[0]); // predict from above
GradientPredictInverse_SSE2(in + 1, prev + 1, out + 1, width - 1);
}
}

15
thirdparty/libwebp/src/dsp/lossless.c vendored
View file

@ -81,7 +81,7 @@ static WEBP_INLINE uint32_t ClampedAddSubtractHalf(uint32_t c0, uint32_t c1,
// gcc <= 4.9 on ARM generates incorrect code in Select() when Sub3() is
// inlined.
#if defined(__arm__) && LOCAL_GCC_VERSION <= 0x409
#if defined(__arm__) && defined(__GNUC__) && LOCAL_GCC_VERSION <= 0x409
# define LOCAL_INLINE __attribute__ ((noinline))
#else
# define LOCAL_INLINE WEBP_INLINE
@ -167,15 +167,20 @@ static uint32_t Predictor13_C(uint32_t left, const uint32_t* const top) {
return pred;
}
GENERATE_PREDICTOR_ADD(Predictor0_C, PredictorAdd0_C)
static void PredictorAdd0_C(const uint32_t* in, const uint32_t* upper,
int num_pixels, uint32_t* out) {
int x;
(void)upper;
for (x = 0; x < num_pixels; ++x) out[x] = VP8LAddPixels(in[x], ARGB_BLACK);
}
static void PredictorAdd1_C(const uint32_t* in, const uint32_t* upper,
int num_pixels, uint32_t* out) {
int i;
uint32_t left = out[-1];
(void)upper;
for (i = 0; i < num_pixels; ++i) {
out[i] = left = VP8LAddPixels(in[i], left);
}
(void)upper;
}
GENERATE_PREDICTOR_ADD(Predictor2_C, PredictorAdd2_C)
GENERATE_PREDICTOR_ADD(Predictor3_C, PredictorAdd3_C)
@ -270,14 +275,14 @@ void VP8LTransformColorInverse_C(const VP8LMultipliers* const m,
int i;
for (i = 0; i < num_pixels; ++i) {
const uint32_t argb = src[i];
const uint32_t green = argb >> 8;
const int8_t green = (int8_t)(argb >> 8);
const uint32_t red = argb >> 16;
int new_red = red & 0xff;
int new_blue = argb & 0xff;
new_red += ColorTransformDelta(m->green_to_red_, green);
new_red &= 0xff;
new_blue += ColorTransformDelta(m->green_to_blue_, green);
new_blue += ColorTransformDelta(m->red_to_blue_, new_red);
new_blue += ColorTransformDelta(m->red_to_blue_, (int8_t)new_red);
new_blue &= 0xff;
dst[i] = (argb & 0xff00ff00u) | (new_red << 16) | (new_blue);
}

2
thirdparty/libwebp/src/dsp/lossless_common.h vendored
View file

@ -177,6 +177,7 @@ uint32_t VP8LSubPixels(uint32_t a, uint32_t b) {
static void PREDICTOR_ADD(const uint32_t* in, const uint32_t* upper, \
int num_pixels, uint32_t* out) { \
int x; \
assert(upper != NULL); \
for (x = 0; x < num_pixels; ++x) { \
const uint32_t pred = (PREDICTOR)(out[x - 1], upper + x); \
out[x] = VP8LAddPixels(in[x], pred); \
@ -189,6 +190,7 @@ static void PREDICTOR_ADD(const uint32_t* in, const uint32_t* upper, \
static void PREDICTOR_SUB(const uint32_t* in, const uint32_t* upper, \
int num_pixels, uint32_t* out) { \
int x; \
assert(upper != NULL); \
for (x = 0; x < num_pixels; ++x) { \
const uint32_t pred = (PREDICTOR)(in[x - 1], upper + x); \
out[x] = VP8LSubPixels(in[x], pred); \

21
thirdparty/libwebp/src/dsp/lossless_enc.c vendored
View file

@ -515,13 +515,17 @@ static WEBP_INLINE int ColorTransformDelta(int8_t color_pred, int8_t color) {
return ((int)color_pred * color) >> 5;
}
static WEBP_INLINE int8_t U32ToS8(uint32_t v) {
return (int8_t)(v & 0xff);
}
void VP8LTransformColor_C(const VP8LMultipliers* const m, uint32_t* data,
int num_pixels) {
int i;
for (i = 0; i < num_pixels; ++i) {
const uint32_t argb = data[i];
const uint32_t green = argb >> 8;
const uint32_t red = argb >> 16;
const int8_t green = U32ToS8(argb >> 8);
const int8_t red = U32ToS8(argb >> 16);
int new_red = red & 0xff;
int new_blue = argb & 0xff;
new_red -= ColorTransformDelta(m->green_to_red_, green);
@ -535,7 +539,7 @@ void VP8LTransformColor_C(const VP8LMultipliers* const m, uint32_t* data,
static WEBP_INLINE uint8_t TransformColorRed(uint8_t green_to_red,
uint32_t argb) {
const uint32_t green = argb >> 8;
const int8_t green = U32ToS8(argb >> 8);
int new_red = argb >> 16;
new_red -= ColorTransformDelta(green_to_red, green);
return (new_red & 0xff);
@ -544,9 +548,9 @@ static WEBP_INLINE uint8_t TransformColorRed(uint8_t green_to_red,
static WEBP_INLINE uint8_t TransformColorBlue(uint8_t green_to_blue,
uint8_t red_to_blue,
uint32_t argb) {
const uint32_t green = argb >> 8;
const uint32_t red = argb >> 16;
uint8_t new_blue = argb;
const int8_t green = U32ToS8(argb >> 8);
const int8_t red = U32ToS8(argb >> 16);
uint8_t new_blue = argb & 0xff;
new_blue -= ColorTransformDelta(green_to_blue, green);
new_blue -= ColorTransformDelta(red_to_blue, red);
return (new_blue & 0xff);
@ -558,7 +562,7 @@ void VP8LCollectColorRedTransforms_C(const uint32_t* argb, int stride,
while (tile_height-- > 0) {
int x;
for (x = 0; x < tile_width; ++x) {
++histo[TransformColorRed(green_to_red, argb[x])];
++histo[TransformColorRed((uint8_t)green_to_red, argb[x])];
}
argb += stride;
}
@ -571,7 +575,8 @@ void VP8LCollectColorBlueTransforms_C(const uint32_t* argb, int stride,
while (tile_height-- > 0) {
int x;
for (x = 0; x < tile_width; ++x) {
++histo[TransformColorBlue(green_to_blue, red_to_blue, argb[x])];
++histo[TransformColorBlue((uint8_t)green_to_blue, (uint8_t)red_to_blue,
argb[x])];
}
argb += stride;
}

7
thirdparty/libwebp/src/dsp/lossless_enc_sse2.c vendored
View file

@ -363,7 +363,7 @@ static void BundleColorMap_SSE2(const uint8_t* const row, int width, int xbits,
assert(xbits <= 3);
switch (xbits) {
case 0: {
const __m128i ff = _mm_set1_epi16(0xff00);
const __m128i ff = _mm_set1_epi16((short)0xff00);
const __m128i zero = _mm_setzero_si128();
// Store 0xff000000 | (row[x] << 8).
for (x = 0; x + 16 <= width; x += 16, dst += 16) {
@ -382,7 +382,7 @@ static void BundleColorMap_SSE2(const uint8_t* const row, int width, int xbits,
break;
}
case 1: {
const __m128i ff = _mm_set1_epi16(0xff00);
const __m128i ff = _mm_set1_epi16((short)0xff00);
const __m128i mul = _mm_set1_epi16(0x110);
for (x = 0; x + 16 <= width; x += 16, dst += 8) {
// 0a0b | (where a/b are 4 bits).
@ -455,8 +455,9 @@ static void PredictorSub0_SSE2(const uint32_t* in, const uint32_t* upper,
_mm_storeu_si128((__m128i*)&out[i], res);
}
if (i != num_pixels) {
VP8LPredictorsSub_C[0](in + i, upper + i, num_pixels - i, out + i);
VP8LPredictorsSub_C[0](in + i, NULL, num_pixels - i, out + i);
}
(void)upper;
}
#define GENERATE_PREDICTOR_1(X, IN) \

6
thirdparty/libwebp/src/dsp/lossless_enc_sse41.c vendored
View file

@ -51,9 +51,9 @@ static void CollectColorBlueTransforms_SSE41(const uint32_t* argb, int stride,
int histo[]) {
const __m128i mults_r = _mm_set1_epi16(CST_5b(red_to_blue));
const __m128i mults_g = _mm_set1_epi16(CST_5b(green_to_blue));
const __m128i mask_g = _mm_set1_epi16(0xff00); // green mask
const __m128i mask_gb = _mm_set1_epi32(0xffff); // green/blue mask
const __m128i mask_b = _mm_set1_epi16(0x00ff); // blue mask
const __m128i mask_g = _mm_set1_epi16((short)0xff00); // green mask
const __m128i mask_gb = _mm_set1_epi32(0xffff); // green/blue mask
const __m128i mask_b = _mm_set1_epi16(0x00ff); // blue mask
const __m128i shuffler_lo = _mm_setr_epi8(-1, 2, -1, 6, -1, 10, -1, 14, -1,
-1, -1, -1, -1, -1, -1, -1);
const __m128i shuffler_hi = _mm_setr_epi8(-1, -1, -1, -1, -1, -1, -1, -1, -1,

3
thirdparty/libwebp/src/dsp/lossless_sse2.c vendored
View file

@ -191,8 +191,9 @@ static void PredictorAdd0_SSE2(const uint32_t* in, const uint32_t* upper,
_mm_storeu_si128((__m128i*)&out[i], res);
}
if (i != num_pixels) {
VP8LPredictorsAdd_C[0](in + i, upper + i, num_pixels - i, out + i);
VP8LPredictorsAdd_C[0](in + i, NULL, num_pixels - i, out + i);
}
(void)upper;
}
// Predictor1: left.

15
thirdparty/libwebp/src/dsp/quant.h vendored
View file

@ -10,6 +10,8 @@
#ifndef WEBP_DSP_QUANT_H_
#define WEBP_DSP_QUANT_H_
#include <string.h>
#include "src/dsp/dsp.h"
#include "src/webp/types.h"
@ -67,4 +69,17 @@ static WEBP_INLINE int IsFlat(const int16_t* levels, int num_blocks,
#endif // defined(WEBP_USE_NEON) && !defined(WEBP_ANDROID_NEON) &&
// !defined(WEBP_HAVE_NEON_RTCD)
static WEBP_INLINE int IsFlatSource16(const uint8_t* src) {
const uint32_t v = src[0] * 0x01010101u;
int i;
for (i = 0; i < 16; ++i) {
if (memcmp(src + 0, &v, 4) || memcmp(src + 4, &v, 4) ||
memcmp(src + 8, &v, 4) || memcmp(src + 12, &v, 4)) {
return 0;
}
src += BPS;
}
return 1;
}
#endif // WEBP_DSP_QUANT_H_

16
thirdparty/libwebp/src/dsp/rescaler.c vendored
View file

@ -109,8 +109,7 @@ void WebPRescalerExportRowExpand_C(WebPRescaler* const wrk) {
for (x_out = 0; x_out < x_out_max; ++x_out) {
const uint32_t J = frow[x_out];
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
} else {
const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub);
@ -120,8 +119,7 @@ void WebPRescalerExportRowExpand_C(WebPRescaler* const wrk) {
+ (uint64_t)B * irow[x_out];
const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX);
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
}
}
@ -138,17 +136,15 @@ void WebPRescalerExportRowShrink_C(WebPRescaler* const wrk) {
assert(!wrk->y_expand);
if (yscale) {
for (x_out = 0; x_out < x_out_max; ++x_out) {
const uint32_t frac = (uint32_t)MULT_FIX(frow[x_out], yscale);
const int v = (int)MULT_FIX_FLOOR(irow[x_out] - frac, wrk->fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
const uint32_t frac = (uint32_t)MULT_FIX_FLOOR(frow[x_out], yscale);
const int v = (int)MULT_FIX(irow[x_out] - frac, wrk->fxy_scale);
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = frac; // new fractional start
}
} else {
for (x_out = 0; x_out < x_out_max; ++x_out) {
const int v = (int)MULT_FIX(irow[x_out], wrk->fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = 0;
}
}

16
thirdparty/libwebp/src/dsp/rescaler_mips_dsp_r2.c vendored
View file

@ -107,10 +107,9 @@ static void ExportRowShrink_MIPSdspR2(WebPRescaler* const wrk) {
);
}
for (i = 0; i < (x_out_max & 0x3); ++i) {
const uint32_t frac = (uint32_t)MULT_FIX(*frow++, yscale);
const int v = (int)MULT_FIX_FLOOR(*irow - frac, wrk->fxy_scale);
assert(v >= 0 && v <= 255);
*dst++ = v;
const uint32_t frac = (uint32_t)MULT_FIX_FLOOR(*frow++, yscale);
const int v = (int)MULT_FIX(*irow - frac, wrk->fxy_scale);
*dst++ = (v > 255) ? 255u : (uint8_t)v;
*irow++ = frac; // new fractional start
}
} else {
@ -157,8 +156,7 @@ static void ExportRowShrink_MIPSdspR2(WebPRescaler* const wrk) {
}
for (i = 0; i < (x_out_max & 0x3); ++i) {
const int v = (int)MULT_FIX_FLOOR(*irow, wrk->fxy_scale);
assert(v >= 0 && v <= 255);
*dst++ = v;
*dst++ = (v > 255) ? 255u : (uint8_t)v;
*irow++ = 0;
}
}
@ -219,8 +217,7 @@ static void ExportRowExpand_MIPSdspR2(WebPRescaler* const wrk) {
for (i = 0; i < (x_out_max & 0x3); ++i) {
const uint32_t J = *frow++;
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
*dst++ = v;
*dst++ = (v > 255) ? 255u : (uint8_t)v;
}
} else {
const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub);
@ -291,8 +288,7 @@ static void ExportRowExpand_MIPSdspR2(WebPRescaler* const wrk) {
+ (uint64_t)B * *irow++;
const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX);
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
*dst++ = v;
*dst++ = (v > 255) ? 255u : (uint8_t)v;
}
}
}

16
thirdparty/libwebp/src/dsp/rescaler_msa.c vendored
View file

@ -166,8 +166,7 @@ static WEBP_INLINE void ExportRowExpand_0(const uint32_t* frow, uint8_t* dst,
for (x_out = 0; x_out < length; ++x_out) {
const uint32_t J = frow[x_out];
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
}
}
@ -241,8 +240,7 @@ static WEBP_INLINE void ExportRowExpand_1(const uint32_t* frow, uint32_t* irow,
+ (uint64_t)B * irow[x_out];
const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX);
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
}
}
@ -342,10 +340,9 @@ static WEBP_INLINE void ExportRowShrink_0(const uint32_t* frow, uint32_t* irow,
length -= 4;
}
for (x_out = 0; x_out < length; ++x_out) {
const uint32_t frac = (uint32_t)MULT_FIX(frow[x_out], yscale);
const int v = (int)MULT_FIX_FLOOR(irow[x_out] - frac, wrk->fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
const uint32_t frac = (uint32_t)MULT_FIX_FLOOR(frow[x_out], yscale);
const int v = (int)MULT_FIX(irow[x_out] - frac, wrk->fxy_scale);
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = frac;
}
}
@ -406,8 +403,7 @@ static WEBP_INLINE void ExportRowShrink_1(uint32_t* irow, uint8_t* dst,
}
for (x_out = 0; x_out < length; ++x_out) {
const int v = (int)MULT_FIX(irow[x_out], wrk->fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = 0;
}
}

32
thirdparty/libwebp/src/dsp/rescaler_neon.c vendored
View file

@ -81,14 +81,13 @@ static void RescalerExportRowExpand_NEON(WebPRescaler* const wrk) {
const uint32x4_t B1 = MULT_FIX(A1, fy_scale_half);
const uint16x4_t C0 = vmovn_u32(B0);
const uint16x4_t C1 = vmovn_u32(B1);
const uint8x8_t D = vmovn_u16(vcombine_u16(C0, C1));
const uint8x8_t D = vqmovn_u16(vcombine_u16(C0, C1));
vst1_u8(dst + x_out, D);
}
for (; x_out < x_out_max; ++x_out) {
const uint32_t J = frow[x_out];
const int v = (int)MULT_FIX_C(J, fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
} else {
const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub);
@ -102,7 +101,7 @@ static void RescalerExportRowExpand_NEON(WebPRescaler* const wrk) {
const uint32x4_t D1 = MULT_FIX(C1, fy_scale_half);
const uint16x4_t E0 = vmovn_u32(D0);
const uint16x4_t E1 = vmovn_u32(D1);
const uint8x8_t F = vmovn_u16(vcombine_u16(E0, E1));
const uint8x8_t F = vqmovn_u16(vcombine_u16(E0, E1));
vst1_u8(dst + x_out, F);
}
for (; x_out < x_out_max; ++x_out) {
@ -110,8 +109,7 @@ static void RescalerExportRowExpand_NEON(WebPRescaler* const wrk) {
+ (uint64_t)B * irow[x_out];
const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX);
const int v = (int)MULT_FIX_C(J, fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
}
}
@ -135,23 +133,22 @@ static void RescalerExportRowShrink_NEON(WebPRescaler* const wrk) {
for (x_out = 0; x_out < max_span; x_out += 8) {
LOAD_32x8(frow + x_out, in0, in1);
LOAD_32x8(irow + x_out, in2, in3);
const uint32x4_t A0 = MULT_FIX(in0, yscale_half);
const uint32x4_t A1 = MULT_FIX(in1, yscale_half);
const uint32x4_t A0 = MULT_FIX_FLOOR(in0, yscale_half);
const uint32x4_t A1 = MULT_FIX_FLOOR(in1, yscale_half);
const uint32x4_t B0 = vqsubq_u32(in2, A0);
const uint32x4_t B1 = vqsubq_u32(in3, A1);
const uint32x4_t C0 = MULT_FIX_FLOOR(B0, fxy_scale_half);
const uint32x4_t C1 = MULT_FIX_FLOOR(B1, fxy_scale_half);
const uint32x4_t C0 = MULT_FIX(B0, fxy_scale_half);
const uint32x4_t C1 = MULT_FIX(B1, fxy_scale_half);
const uint16x4_t D0 = vmovn_u32(C0);
const uint16x4_t D1 = vmovn_u32(C1);
const uint8x8_t E = vmovn_u16(vcombine_u16(D0, D1));
const uint8x8_t E = vqmovn_u16(vcombine_u16(D0, D1));
vst1_u8(dst + x_out, E);
STORE_32x8(A0, A1, irow + x_out);
}
for (; x_out < x_out_max; ++x_out) {
const uint32_t frac = (uint32_t)MULT_FIX_C(frow[x_out], yscale);
const int v = (int)MULT_FIX_FLOOR_C(irow[x_out] - frac, fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
const uint32_t frac = (uint32_t)MULT_FIX_FLOOR_C(frow[x_out], yscale);
const int v = (int)MULT_FIX_C(irow[x_out] - frac, fxy_scale);
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = frac; // new fractional start
}
} else {
@ -161,14 +158,13 @@ static void RescalerExportRowShrink_NEON(WebPRescaler* const wrk) {
const uint32x4_t A1 = MULT_FIX(in1, fxy_scale_half);
const uint16x4_t B0 = vmovn_u32(A0);
const uint16x4_t B1 = vmovn_u32(A1);
const uint8x8_t C = vmovn_u16(vcombine_u16(B0, B1));
const uint8x8_t C = vqmovn_u16(vcombine_u16(B0, B1));
vst1_u8(dst + x_out, C);
STORE_32x8(zero, zero, irow + x_out);
}
for (; x_out < x_out_max; ++x_out) {
const int v = (int)MULT_FIX_C(irow[x_out], fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = 0;
}
}

60
thirdparty/libwebp/src/dsp/rescaler_sse2.c vendored
View file

@ -225,35 +225,6 @@ static WEBP_INLINE void ProcessRow_SSE2(const __m128i* const A0,
_mm_storel_epi64((__m128i*)dst, G);
}
static WEBP_INLINE void ProcessRow_Floor_SSE2(const __m128i* const A0,
const __m128i* const A1,
const __m128i* const A2,
const __m128i* const A3,
const __m128i* const mult,
uint8_t* const dst) {
const __m128i mask = _mm_set_epi32(0xffffffffu, 0, 0xffffffffu, 0);
const __m128i B0 = _mm_mul_epu32(*A0, *mult);
const __m128i B1 = _mm_mul_epu32(*A1, *mult);
const __m128i B2 = _mm_mul_epu32(*A2, *mult);
const __m128i B3 = _mm_mul_epu32(*A3, *mult);
const __m128i D0 = _mm_srli_epi64(B0, WEBP_RESCALER_RFIX);
const __m128i D1 = _mm_srli_epi64(B1, WEBP_RESCALER_RFIX);
#if (WEBP_RESCALER_RFIX < 32)
const __m128i D2 =
_mm_and_si128(_mm_slli_epi64(B2, 32 - WEBP_RESCALER_RFIX), mask);
const __m128i D3 =
_mm_and_si128(_mm_slli_epi64(B3, 32 - WEBP_RESCALER_RFIX), mask);
#else
const __m128i D2 = _mm_and_si128(B2, mask);
const __m128i D3 = _mm_and_si128(B3, mask);
#endif
const __m128i E0 = _mm_or_si128(D0, D2);
const __m128i E1 = _mm_or_si128(D1, D3);
const __m128i F = _mm_packs_epi32(E0, E1);
const __m128i G = _mm_packus_epi16(F, F);
_mm_storel_epi64((__m128i*)dst, G);
}
static void RescalerExportRowExpand_SSE2(WebPRescaler* const wrk) {
int x_out;
uint8_t* const dst = wrk->dst;
@ -274,8 +245,7 @@ static void RescalerExportRowExpand_SSE2(WebPRescaler* const wrk) {
for (; x_out < x_out_max; ++x_out) {
const uint32_t J = frow[x_out];
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
} else {
const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub);
@ -308,8 +278,7 @@ static void RescalerExportRowExpand_SSE2(WebPRescaler* const wrk) {
+ (uint64_t)B * irow[x_out];
const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX);
const int v = (int)MULT_FIX(J, wrk->fy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
}
}
}
@ -328,20 +297,15 @@ static void RescalerExportRowShrink_SSE2(WebPRescaler* const wrk) {
const int scale_xy = wrk->fxy_scale;
const __m128i mult_xy = _mm_set_epi32(0, scale_xy, 0, scale_xy);
const __m128i mult_y = _mm_set_epi32(0, yscale, 0, yscale);
const __m128i rounder = _mm_set_epi32(0, ROUNDER, 0, ROUNDER);
for (x_out = 0; x_out + 8 <= x_out_max; x_out += 8) {
__m128i A0, A1, A2, A3, B0, B1, B2, B3;
LoadDispatchAndMult_SSE2(irow + x_out, NULL, &A0, &A1, &A2, &A3);
LoadDispatchAndMult_SSE2(frow + x_out, &mult_y, &B0, &B1, &B2, &B3);
{
const __m128i C0 = _mm_add_epi64(B0, rounder);
const __m128i C1 = _mm_add_epi64(B1, rounder);
const __m128i C2 = _mm_add_epi64(B2, rounder);
const __m128i C3 = _mm_add_epi64(B3, rounder);
const __m128i D0 = _mm_srli_epi64(C0, WEBP_RESCALER_RFIX); // = frac
const __m128i D1 = _mm_srli_epi64(C1, WEBP_RESCALER_RFIX);
const __m128i D2 = _mm_srli_epi64(C2, WEBP_RESCALER_RFIX);
const __m128i D3 = _mm_srli_epi64(C3, WEBP_RESCALER_RFIX);
const __m128i D0 = _mm_srli_epi64(B0, WEBP_RESCALER_RFIX); // = frac
const __m128i D1 = _mm_srli_epi64(B1, WEBP_RESCALER_RFIX);
const __m128i D2 = _mm_srli_epi64(B2, WEBP_RESCALER_RFIX);
const __m128i D3 = _mm_srli_epi64(B3, WEBP_RESCALER_RFIX);
const __m128i E0 = _mm_sub_epi64(A0, D0); // irow[x] - frac
const __m128i E1 = _mm_sub_epi64(A1, D1);
const __m128i E2 = _mm_sub_epi64(A2, D2);
@ -352,14 +316,13 @@ static void RescalerExportRowShrink_SSE2(WebPRescaler* const wrk) {
const __m128i G1 = _mm_or_si128(D1, F3);
_mm_storeu_si128((__m128i*)(irow + x_out + 0), G0);
_mm_storeu_si128((__m128i*)(irow + x_out + 4), G1);
ProcessRow_Floor_SSE2(&E0, &E1, &E2, &E3, &mult_xy, dst + x_out);
ProcessRow_SSE2(&E0, &E1, &E2, &E3, &mult_xy, dst + x_out);
}
}
for (; x_out < x_out_max; ++x_out) {
const uint32_t frac = (int)MULT_FIX(frow[x_out], yscale);
const int v = (int)MULT_FIX_FLOOR(irow[x_out] - frac, wrk->fxy_scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
const uint32_t frac = (int)MULT_FIX_FLOOR(frow[x_out], yscale);
const int v = (int)MULT_FIX(irow[x_out] - frac, wrk->fxy_scale);
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = frac; // new fractional start
}
} else {
@ -375,8 +338,7 @@ static void RescalerExportRowShrink_SSE2(WebPRescaler* const wrk) {
}
for (; x_out < x_out_max; ++x_out) {
const int v = (int)MULT_FIX(irow[x_out], scale);
assert(v >= 0 && v <= 255);
dst[x_out] = v;
dst[x_out] = (v > 255) ? 255u : (uint8_t)v;
irow[x_out] = 0;
}
}

4
thirdparty/libwebp/src/dsp/upsampling_msa.c vendored
View file

@ -576,9 +576,9 @@ static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bot_y, \
const uint32_t l_uv = ((cur_u[0]) | ((cur_v[0]) << 16)); \
const uint32_t uv0 = (3 * tl_uv + l_uv + 0x00020002u) >> 2; \
const uint8_t* ptop_y = &top_y[1]; \
uint8_t *ptop_dst = top_dst + XSTEP; \
uint8_t* ptop_dst = top_dst + XSTEP; \
const uint8_t* pbot_y = &bot_y[1]; \
uint8_t *pbot_dst = bot_dst + XSTEP; \
uint8_t* pbot_dst = bot_dst + XSTEP; \
\
FUNC(top_y[0], uv0 & 0xff, (uv0 >> 16), top_dst); \
if (bot_y != NULL) { \

14
thirdparty/libwebp/src/dsp/upsampling_neon.c vendored
View file

@ -58,8 +58,8 @@
} while (0)
// Turn the macro into a function for reducing code-size when non-critical
static void Upsample16Pixels_NEON(const uint8_t *r1, const uint8_t *r2,
uint8_t *out) {
static void Upsample16Pixels_NEON(const uint8_t* r1, const uint8_t* r2,
uint8_t* out) {
UPSAMPLE_16PIXELS(r1, r2, out);
}
@ -190,14 +190,14 @@ static const int16_t kCoeffs1[4] = { 19077, 26149, 6419, 13320 };
}
#define NEON_UPSAMPLE_FUNC(FUNC_NAME, FMT, XSTEP) \
static void FUNC_NAME(const uint8_t *top_y, const uint8_t *bottom_y, \
const uint8_t *top_u, const uint8_t *top_v, \
const uint8_t *cur_u, const uint8_t *cur_v, \
uint8_t *top_dst, uint8_t *bottom_dst, int len) { \
static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \
const uint8_t* top_u, const uint8_t* top_v, \
const uint8_t* cur_u, const uint8_t* cur_v, \
uint8_t* top_dst, uint8_t* bottom_dst, int len) { \
int block; \
/* 16 byte aligned array to cache reconstructed u and v */ \
uint8_t uv_buf[2 * 32 + 15]; \
uint8_t *const r_uv = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \
uint8_t* const r_uv = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \
const int uv_len = (len + 1) >> 1; \
/* 9 pixels must be read-able for each block */ \
const int num_blocks = (uv_len - 1) >> 3; \

11
thirdparty/libwebp/src/enc/backward_references_enc.c vendored
View file

@ -191,13 +191,14 @@ void VP8LHashChainClear(VP8LHashChain* const p) {
// -----------------------------------------------------------------------------
#define HASH_MULTIPLIER_HI (0xc6a4a793ULL)
#define HASH_MULTIPLIER_LO (0x5bd1e996ULL)
static const uint32_t kHashMultiplierHi = 0xc6a4a793u;
static const uint32_t kHashMultiplierLo = 0x5bd1e996u;
static WEBP_INLINE uint32_t GetPixPairHash64(const uint32_t* const argb) {
static WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW WEBP_INLINE
uint32_t GetPixPairHash64(const uint32_t* const argb) {
uint32_t key;
key = (argb[1] * HASH_MULTIPLIER_HI) & 0xffffffffu;
key += (argb[0] * HASH_MULTIPLIER_LO) & 0xffffffffu;
key = argb[1] * kHashMultiplierHi;
key += argb[0] * kHashMultiplierLo;
key = key >> (32 - HASH_BITS);
return key;
}

7
thirdparty/libwebp/src/enc/histogram_enc.c vendored
View file

@ -641,7 +641,7 @@ static void HistogramAnalyzeEntropyBin(VP8LHistogramSet* const image_histo,
// Merges some histograms with same bin_id together if it's advantageous.
// Sets the remaining histograms to NULL.
static void HistogramCombineEntropyBin(VP8LHistogramSet* const image_histo,
int *num_used,
int* num_used,
const uint16_t* const clusters,
uint16_t* const cluster_mappings,
VP8LHistogram* cur_combo,
@ -929,9 +929,8 @@ static int HistogramCombineStochastic(VP8LHistogramSet* const image_histo,
}
mappings = (int*) WebPSafeMalloc(*num_used, sizeof(*mappings));
if (mappings == NULL || !HistoQueueInit(&histo_queue, kHistoQueueSize)) {
goto End;
}
if (mappings == NULL) return 0;
if (!HistoQueueInit(&histo_queue, kHistoQueueSize)) goto End;
// Fill the initial mapping.
for (j = 0, iter = 0; iter < image_histo->size; ++iter) {
if (histograms[iter] == NULL) continue;

18
thirdparty/libwebp/src/enc/picture_csp_enc.c vendored
View file

@ -29,11 +29,15 @@
#define USE_INVERSE_ALPHA_TABLE
#ifdef WORDS_BIGENDIAN
#define ALPHA_OFFSET 0 // uint32_t 0xff000000 is 0xff,00,00,00 in memory
// uint32_t 0xff000000 is 0xff,00,00,00 in memory
#define CHANNEL_OFFSET(i) (i)
#else
#define ALPHA_OFFSET 3 // uint32_t 0xff000000 is 0x00,00,00,ff in memory
// uint32_t 0xff000000 is 0x00,00,00,ff in memory
#define CHANNEL_OFFSET(i) (3-(i))
#endif
#define ALPHA_OFFSET CHANNEL_OFFSET(0)
//------------------------------------------------------------------------------
// Detection of non-trivial transparency
@ -997,10 +1001,10 @@ static int PictureARGBToYUVA(WebPPicture* picture, WebPEncCSP colorspace,
return WebPEncodingSetError(picture, VP8_ENC_ERROR_INVALID_CONFIGURATION);
} else {
const uint8_t* const argb = (const uint8_t*)picture->argb;
const uint8_t* const a = argb + (0 ^ ALPHA_OFFSET);
const uint8_t* const r = argb + (1 ^ ALPHA_OFFSET);
const uint8_t* const g = argb + (2 ^ ALPHA_OFFSET);
const uint8_t* const b = argb + (3 ^ ALPHA_OFFSET);
const uint8_t* const a = argb + CHANNEL_OFFSET(0);
const uint8_t* const r = argb + CHANNEL_OFFSET(1);
const uint8_t* const g = argb + CHANNEL_OFFSET(2);
const uint8_t* const b = argb + CHANNEL_OFFSET(3);
picture->colorspace = WEBP_YUV420;
return ImportYUVAFromRGBA(r, g, b, a, 4, 4 * picture->argb_stride,
@ -1050,7 +1054,7 @@ int WebPPictureYUVAToARGB(WebPPicture* picture) {
const int height = picture->height;
const int argb_stride = 4 * picture->argb_stride;
uint8_t* dst = (uint8_t*)picture->argb;
const uint8_t *cur_u = picture->u, *cur_v = picture->v, *cur_y = picture->y;
const uint8_t* cur_u = picture->u, *cur_v = picture->v, *cur_y = picture->y;
WebPUpsampleLinePairFunc upsample =
WebPGetLinePairConverter(ALPHA_OFFSET > 0);

14
thirdparty/libwebp/src/enc/predictor_enc.c vendored
View file

@ -202,7 +202,7 @@ static uint32_t NearLossless(uint32_t value, uint32_t predict,
}
if ((value >> 24) == 0 || (value >> 24) == 0xff) {
// Preserve transparency of fully transparent or fully opaque pixels.
a = NearLosslessDiff(value >> 24, predict >> 24);
a = NearLosslessDiff((value >> 24) & 0xff, (predict >> 24) & 0xff);
} else {
a = NearLosslessComponent(value >> 24, predict >> 24, 0xff, quantization);
}
@ -215,12 +215,12 @@ static uint32_t NearLossless(uint32_t value, uint32_t predict,
// The amount by which green has been adjusted during quantization. It is
// subtracted from red and blue for compensation, to avoid accumulating two
// quantization errors in them.
green_diff = NearLosslessDiff(new_green, value >> 8);
green_diff = NearLosslessDiff(new_green, (value >> 8) & 0xff);
}
r = NearLosslessComponent(NearLosslessDiff(value >> 16, green_diff),
r = NearLosslessComponent(NearLosslessDiff((value >> 16) & 0xff, green_diff),
(predict >> 16) & 0xff, 0xff - new_green,
quantization);
b = NearLosslessComponent(NearLosslessDiff(value, green_diff),
b = NearLosslessComponent(NearLosslessDiff(value & 0xff, green_diff),
predict & 0xff, 0xff - new_green, quantization);
return ((uint32_t)a << 24) | ((uint32_t)r << 16) | ((uint32_t)g << 8) | b;
}
@ -587,7 +587,7 @@ static void GetBestGreenToRed(
}
}
}
best_tx->green_to_red_ = green_to_red_best;
best_tx->green_to_red_ = (green_to_red_best & 0xff);
}
static float GetPredictionCostCrossColorBlue(
@ -666,8 +666,8 @@ static void GetBestGreenRedToBlue(
break; // out of iter-loop.
}
}
best_tx->green_to_blue_ = green_to_blue_best;
best_tx->red_to_blue_ = red_to_blue_best;
best_tx->green_to_blue_ = green_to_blue_best & 0xff;
best_tx->red_to_blue_ = red_to_blue_best & 0xff;
}
#undef kGreenRedToBlueMaxIters
#undef kGreenRedToBlueNumAxis

26
thirdparty/libwebp/src/enc/quant_enc.c vendored
View file

@ -33,7 +33,7 @@
// number of non-zero coeffs below which we consider the block very flat
// (and apply a penalty to complex predictions)
#define FLATNESS_LIMIT_I16 10 // I16 mode
#define FLATNESS_LIMIT_I16 0 // I16 mode (special case)
#define FLATNESS_LIMIT_I4 3 // I4 mode
#define FLATNESS_LIMIT_UV 2 // UV mode
#define FLATNESS_PENALTY 140 // roughly ~1bit per block
@ -988,6 +988,7 @@ static void PickBestIntra16(VP8EncIterator* const it, VP8ModeScore* rd) {
VP8ModeScore* rd_cur = &rd_tmp;
VP8ModeScore* rd_best = rd;
int mode;
int is_flat = IsFlatSource16(it->yuv_in_ + Y_OFF_ENC);
rd->mode_i16 = -1;
for (mode = 0; mode < NUM_PRED_MODES; ++mode) {
@ -1003,10 +1004,14 @@ static void PickBestIntra16(VP8EncIterator* const it, VP8ModeScore* rd) {
tlambda ? MULT_8B(tlambda, VP8TDisto16x16(src, tmp_dst, kWeightY)) : 0;
rd_cur->H = VP8FixedCostsI16[mode];
rd_cur->R = VP8GetCostLuma16(it, rd_cur);
if (mode > 0 &&
IsFlat(rd_cur->y_ac_levels[0], kNumBlocks, FLATNESS_LIMIT_I16)) {
// penalty to avoid flat area to be mispredicted by complex mode
rd_cur->R += FLATNESS_PENALTY * kNumBlocks;
if (is_flat) {
// refine the first impression (which was in pixel space)
is_flat = IsFlat(rd_cur->y_ac_levels[0], kNumBlocks, FLATNESS_LIMIT_I16);
if (is_flat) {
// Block is very flat. We put emphasis on the distortion being very low!
rd_cur->D *= 2;
rd_cur->SD *= 2;
}
}
// Since we always examine Intra16 first, we can overwrite *rd directly.
@ -1087,7 +1092,8 @@ static int PickBestIntra4(VP8EncIterator* const it, VP8ModeScore* const rd) {
: 0;
rd_tmp.H = mode_costs[mode];
// Add flatness penalty
// Add flatness penalty, to avoid flat area to be mispredicted
// by a complex mode.
if (mode > 0 && IsFlat(tmp_levels, kNumBlocks, FLATNESS_LIMIT_I4)) {
rd_tmp.R = FLATNESS_PENALTY * kNumBlocks;
} else {
@ -1242,11 +1248,19 @@ static void RefineUsingDistortion(VP8EncIterator* const it,
if (mode > 0 && VP8FixedCostsI16[mode] > bit_limit) {
continue;
}
if (score < best_score) {
best_mode = mode;
best_score = score;
}
}
if (it->x_ == 0 || it->y_ == 0) {
// avoid starting a checkerboard resonance from the border. See bug #432.
if (IsFlatSource16(src)) {
best_mode = (it->x_ == 0) ? 0 : 2;
try_both_modes = 0; // stick to i16
}
}
VP8SetIntra16Mode(it, best_mode);
// we'll reconstruct later, if i16 mode actually gets selected
}

6
thirdparty/libwebp/src/enc/vp8i_enc.h vendored
View file

@ -31,8 +31,8 @@ extern "C" {
// version numbers
#define ENC_MAJ_VERSION 1
#define ENC_MIN_VERSION 0
#define ENC_REV_VERSION 2
#define ENC_MIN_VERSION 1
#define ENC_REV_VERSION 0
enum { MAX_LF_LEVELS = 64, // Maximum loop filter level
MAX_VARIABLE_LEVEL = 67, // last (inclusive) level with variable cost
@ -249,7 +249,7 @@ typedef struct {
int percent0_; // saved initial progress percent
DError left_derr_; // left error diffusion (u/v)
DError *top_derr_; // top diffusion error - NULL if disabled
DError* top_derr_; // top diffusion error - NULL if disabled
uint8_t* y_left_; // left luma samples (addressable from index -1 to 15).
uint8_t* u_left_; // left u samples (addressable from index -1 to 7)

4
thirdparty/libwebp/src/mux/muxi.h vendored
View file

@ -28,8 +28,8 @@ extern "C" {
// Defines and constants.
#define MUX_MAJ_VERSION 1
#define MUX_MIN_VERSION 0
#define MUX_REV_VERSION 2
#define MUX_MIN_VERSION 1
#define MUX_REV_VERSION 0
// Chunk object.
typedef struct WebPChunk WebPChunk;

2
thirdparty/libwebp/src/mux/muxread.c vendored
View file

@ -100,7 +100,7 @@ static int MuxImageParse(const WebPChunk* const chunk, int copy_data,
WebPMuxImage* const wpi) {
const uint8_t* bytes = chunk->data_.bytes;
size_t size = chunk->data_.size;
const uint8_t* const last = bytes + size;
const uint8_t* const last = (bytes == NULL) ? NULL : bytes + size;
WebPChunk subchunk;
size_t subchunk_size;
WebPChunk** unknown_chunk_list = &wpi->unknown_;

11
thirdparty/libwebp/src/utils/bit_reader_inl_utils.h vendored
View file

@ -104,7 +104,8 @@ void VP8LoadNewBytes(VP8BitReader* const br) {
}
// Read a bit with proba 'prob'. Speed-critical function!
static WEBP_INLINE int VP8GetBit(VP8BitReader* const br, int prob) {
static WEBP_INLINE int VP8GetBit(VP8BitReader* const br,
int prob, const char label[]) {
// Don't move this declaration! It makes a big speed difference to store
// 'range' *before* calling VP8LoadNewBytes(), even if this function doesn't
// alter br->range_ value.
@ -129,13 +130,14 @@ static WEBP_INLINE int VP8GetBit(VP8BitReader* const br, int prob) {
br->bits_ -= shift;
}
br->range_ = range - 1;
BT_TRACK(br);
return bit;
}
}
// simplified version of VP8GetBit() for prob=0x80 (note shift is always 1 here)
static WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW WEBP_INLINE
int VP8GetSigned(VP8BitReader* const br, int v) {
int VP8GetSigned(VP8BitReader* const br, int v, const char label[]) {
if (br->bits_ < 0) {
VP8LoadNewBytes(br);
}
@ -148,11 +150,13 @@ int VP8GetSigned(VP8BitReader* const br, int v) {
br->range_ += mask;
br->range_ |= 1;
br->value_ -= (bit_t)((split + 1) & mask) << pos;
BT_TRACK(br);
return (v ^ mask) - mask;
}
}
static WEBP_INLINE int VP8GetBitAlt(VP8BitReader* const br, int prob) {
static WEBP_INLINE int VP8GetBitAlt(VP8BitReader* const br,
int prob, const char label[]) {
// Don't move this declaration! It makes a big speed difference to store
// 'range' *before* calling VP8LoadNewBytes(), even if this function doesn't
// alter br->range_ value.
@ -179,6 +183,7 @@ static WEBP_INLINE int VP8GetBitAlt(VP8BitReader* const br, int prob) {
br->bits_ -= shift;
}
br->range_ = range;
BT_TRACK(br);
return bit;
}
}

86
thirdparty/libwebp/src/utils/bit_reader_utils.c vendored
View file

@ -109,17 +109,18 @@ void VP8LoadFinalBytes(VP8BitReader* const br) {
//------------------------------------------------------------------------------
// Higher-level calls
uint32_t VP8GetValue(VP8BitReader* const br, int bits) {
uint32_t VP8GetValue(VP8BitReader* const br, int bits, const char label[]) {
uint32_t v = 0;
while (bits-- > 0) {
v |= VP8GetBit(br, 0x80) << bits;
v |= VP8GetBit(br, 0x80, label) << bits;
}
return v;
}
int32_t VP8GetSignedValue(VP8BitReader* const br, int bits) {
const int value = VP8GetValue(br, bits);
return VP8Get(br) ? -value : value;
int32_t VP8GetSignedValue(VP8BitReader* const br, int bits,
const char label[]) {
const int value = VP8GetValue(br, bits, label);
return VP8Get(br, label) ? -value : value;
}
//------------------------------------------------------------------------------
@ -227,3 +228,78 @@ uint32_t VP8LReadBits(VP8LBitReader* const br, int n_bits) {
}
//------------------------------------------------------------------------------
// Bit-tracing tool
#if (BITTRACE > 0)
#include <stdlib.h> // for atexit()
#include <stdio.h>
#include <string.h>
#define MAX_NUM_LABELS 32
static struct {
const char* label;
int size;
int count;
} kLabels[MAX_NUM_LABELS];
static int last_label = 0;
static int last_pos = 0;
static const uint8_t* buf_start = NULL;
static int init_done = 0;
static void PrintBitTraces(void) {
int i;
int scale = 1;
int total = 0;
const char* units = "bits";
#if (BITTRACE == 2)
scale = 8;
units = "bytes";
#endif
for (i = 0; i < last_label; ++i) total += kLabels[i].size;
if (total < 1) total = 1; // avoid rounding errors
printf("=== Bit traces ===\n");
for (i = 0; i < last_label; ++i) {
const int skip = 16 - (int)strlen(kLabels[i].label);
const int value = (kLabels[i].size + scale - 1) / scale;
assert(skip > 0);
printf("%s \%*s: %6d %s \t[%5.2f%%] [count: %7d]\n",
kLabels[i].label, skip, "", value, units,
100.f * kLabels[i].size / total,
kLabels[i].count);
}
total = (total + scale - 1) / scale;
printf("Total: %d %s\n", total, units);
}
void BitTrace(const struct VP8BitReader* const br, const char label[]) {
int i, pos;
if (!init_done) {
memset(kLabels, 0, sizeof(kLabels));
atexit(PrintBitTraces);
buf_start = br->buf_;
init_done = 1;
}
pos = (int)(br->buf_ - buf_start) * 8 - br->bits_;
// if there's a too large jump, we've changed partition -> reset counter
if (abs(pos - last_pos) > 32) {
buf_start = br->buf_;
pos = 0;
last_pos = 0;
}
if (br->range_ >= 0x7f) pos += kVP8Log2Range[br->range_ - 0x7f];
for (i = 0; i < last_label; ++i) {
if (!strcmp(label, kLabels[i].label)) break;
}
if (i == MAX_NUM_LABELS) abort(); // overflow!
kLabels[i].label = label;
kLabels[i].size += pos - last_pos;
kLabels[i].count += 1;
if (i == last_label) ++last_label;
last_pos = pos;
}
#endif // BITTRACE > 0
//------------------------------------------------------------------------------

33
thirdparty/libwebp/src/utils/bit_reader_utils.h vendored
View file

@ -21,6 +21,27 @@
#endif
#include "src/webp/types.h"
// Warning! This macro triggers quite some MACRO wizardry around func signature!
#if !defined(BITTRACE)
#define BITTRACE 0 // 0 = off, 1 = print bits, 2 = print bytes
#endif
#if (BITTRACE > 0)
struct VP8BitReader;
extern void BitTrace(const struct VP8BitReader* const br, const char label[]);
#define BT_TRACK(br) BitTrace(br, label)
#define VP8Get(BR, L) VP8GetValue(BR, 1, L)
#else
#define BT_TRACK(br)
// We'll REMOVE the 'const char label[]' from all signatures and calls (!!):
#define VP8GetValue(BR, N, L) VP8GetValue(BR, N)
#define VP8Get(BR, L) VP8GetValue(BR, 1, L)
#define VP8GetSignedValue(BR, N, L) VP8GetSignedValue(BR, N)
#define VP8GetBit(BR, P, L) VP8GetBit(BR, P)
#define VP8GetBitAlt(BR, P, L) VP8GetBitAlt(BR, P)
#define VP8GetSigned(BR, V, L) VP8GetSigned(BR, V)
#endif
#ifdef __cplusplus
extern "C" {
#endif
@ -102,17 +123,15 @@ void VP8BitReaderSetBuffer(VP8BitReader* const br,
void VP8RemapBitReader(VP8BitReader* const br, ptrdiff_t offset);
// return the next value made of 'num_bits' bits
uint32_t VP8GetValue(VP8BitReader* const br, int num_bits);
static WEBP_INLINE uint32_t VP8Get(VP8BitReader* const br) {
return VP8GetValue(br, 1);
}
uint32_t VP8GetValue(VP8BitReader* const br, int num_bits, const char label[]);
// return the next value with sign-extension.
int32_t VP8GetSignedValue(VP8BitReader* const br, int num_bits);
int32_t VP8GetSignedValue(VP8BitReader* const br, int num_bits,
const char label[]);
// bit_reader_inl.h will implement the following methods:
// static WEBP_INLINE int VP8GetBit(VP8BitReader* const br, int prob)
// static WEBP_INLINE int VP8GetSigned(VP8BitReader* const br, int v)
// static WEBP_INLINE int VP8GetBit(VP8BitReader* const br, int prob, ...)
// static WEBP_INLINE int VP8GetSigned(VP8BitReader* const br, int v, ...)
// and should be included by the .c files that actually need them.
// This is to avoid recompiling the whole library whenever this file is touched,
// and also allowing platform-specific ad-hoc hacks.

2
thirdparty/libwebp/src/utils/bit_writer_utils.c vendored
View file

@ -70,7 +70,7 @@ static void Flush(VP8BitWriter* const bw) {
const int value = (bits & 0x100) ? 0x00 : 0xff;
for (; bw->run_ > 0; --bw->run_) bw->buf_[pos++] = value;
}
bw->buf_[pos++] = bits;
bw->buf_[pos++] = bits & 0xff;
bw->pos_ = pos;
} else {
bw->run_++; // delay writing of bytes 0xff, pending eventual carry.

10
thirdparty/libwebp/src/utils/color_cache_utils.h vendored
View file

@ -17,6 +17,7 @@
#include <assert.h>
#include "src/dsp/dsp.h"
#include "src/webp/types.h"
#ifdef __cplusplus
@ -25,15 +26,16 @@ extern "C" {
// Main color cache struct.
typedef struct {
uint32_t *colors_; // color entries
uint32_t* colors_; // color entries
int hash_shift_; // Hash shift: 32 - hash_bits_.
int hash_bits_;
} VP8LColorCache;
static const uint64_t kHashMul = 0x1e35a7bdull;
static const uint32_t kHashMul = 0x1e35a7bdu;
static WEBP_INLINE int VP8LHashPix(uint32_t argb, int shift) {
return (int)(((argb * kHashMul) & 0xffffffffu) >> shift);
static WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW WEBP_INLINE
int VP8LHashPix(uint32_t argb, int shift) {
return (int)((argb * kHashMul) >> shift);
}
static WEBP_INLINE uint32_t VP8LColorCacheLookup(

26
thirdparty/libwebp/src/utils/huffman_utils.c vendored
View file

@ -91,7 +91,8 @@ static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
assert(code_lengths_size != 0);
assert(code_lengths != NULL);
assert(root_table != NULL);
assert((root_table != NULL && sorted != NULL) ||
(root_table == NULL && sorted == NULL));
assert(root_bits > 0);
// Build histogram of code lengths.
@ -120,16 +121,22 @@ static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
for (symbol = 0; symbol < code_lengths_size; ++symbol) {
const int symbol_code_length = code_lengths[symbol];
if (code_lengths[symbol] > 0) {
sorted[offset[symbol_code_length]++] = symbol;
if (sorted != NULL) {
sorted[offset[symbol_code_length]++] = symbol;
} else {
offset[symbol_code_length]++;
}
}
}
// Special case code with only one value.
if (offset[MAX_ALLOWED_CODE_LENGTH] == 1) {
HuffmanCode code;
code.bits = 0;
code.value = (uint16_t)sorted[0];
ReplicateValue(table, 1, total_size, code);
if (sorted != NULL) {
HuffmanCode code;
code.bits = 0;
code.value = (uint16_t)sorted[0];
ReplicateValue(table, 1, total_size, code);
}
return total_size;
}
@ -151,6 +158,7 @@ static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
if (num_open < 0) {
return 0;
}
if (root_table == NULL) continue;
for (; count[len] > 0; --count[len]) {
HuffmanCode code;
code.bits = (uint8_t)len;
@ -169,6 +177,7 @@ static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
if (num_open < 0) {
return 0;
}
if (root_table == NULL) continue;
for (; count[len] > 0; --count[len]) {
HuffmanCode code;
if ((key & mask) != low) {
@ -206,7 +215,10 @@ int VP8LBuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
const int code_lengths[], int code_lengths_size) {
int total_size;
assert(code_lengths_size <= MAX_CODE_LENGTHS_SIZE);
if (code_lengths_size <= SORTED_SIZE_CUTOFF) {
if (root_table == NULL) {
total_size = BuildHuffmanTable(NULL, root_bits,
code_lengths, code_lengths_size, NULL);
} else if (code_lengths_size <= SORTED_SIZE_CUTOFF) {
// use local stack-allocated array.
uint16_t sorted[SORTED_SIZE_CUTOFF];
total_size = BuildHuffmanTable(root_table, root_bits,

2
thirdparty/libwebp/src/utils/huffman_utils.h vendored
View file

@ -78,6 +78,8 @@ void VP8LHtreeGroupsFree(HTreeGroup* const htree_groups);
// the huffman table.
// Returns built table size or 0 in case of error (invalid tree or
// memory error).
// If root_table is NULL, it returns 0 if a lookup cannot be built, something
// > 0 otherwise (but not the table size).
int VP8LBuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
const int code_lengths[], int code_lengths_size);

8
thirdparty/libwebp/src/utils/rescaler_utils.c vendored
View file

@ -84,14 +84,14 @@ int WebPRescalerGetScaledDimensions(int src_width, int src_height,
int height = *scaled_height;
// if width is unspecified, scale original proportionally to height ratio.
if (width == 0) {
if (width == 0 && src_height > 0) {
width =
(int)(((uint64_t)src_width * height + src_height / 2) / src_height);
(int)(((uint64_t)src_width * height + src_height - 1) / src_height);
}
// if height is unspecified, scale original proportionally to width ratio.
if (height == 0) {
if (height == 0 && src_width > 0) {
height =
(int)(((uint64_t)src_height * width + src_width / 2) / src_width);
(int)(((uint64_t)src_height * width + src_width - 1) / src_width);
}
// Check if the overall dimensions still make sense.
if (width <= 0 || height <= 0) {

14
thirdparty/libwebp/src/utils/thread_utils.c vendored
View file

@ -73,7 +73,7 @@ typedef struct {
#endif
static int pthread_create(pthread_t* const thread, const void* attr,
unsigned int (__stdcall *start)(void*), void* arg) {
unsigned int (__stdcall* start)(void*), void* arg) {
(void)attr;
#ifdef USE_CREATE_THREAD
*thread = CreateThread(NULL, /* lpThreadAttributes */
@ -217,8 +217,12 @@ static THREADFN ThreadLoop(void* ptr) {
done = 1;
}
// signal to the main thread that we're done (for Sync())
pthread_cond_signal(&impl->condition_);
// Note the associated mutex does not need to be held when signaling the
// condition. Unlocking the mutex first may improve performance in some
// implementations, avoiding the case where the waiting thread can't
// reacquire the mutex when woken.
pthread_mutex_unlock(&impl->mutex_);
pthread_cond_signal(&impl->condition_);
}
return THREAD_RETURN(NULL); // Thread is finished
}
@ -240,7 +244,13 @@ static void ChangeState(WebPWorker* const worker, WebPWorkerStatus new_status) {
// assign new status and release the working thread if needed
if (new_status != OK) {
worker->status_ = new_status;
// Note the associated mutex does not need to be held when signaling the
// condition. Unlocking the mutex first may improve performance in some
// implementations, avoiding the case where the waiting thread can't
// reacquire the mutex when woken.
pthread_mutex_unlock(&impl->mutex_);
pthread_cond_signal(&impl->condition_);
return;
}
}
pthread_mutex_unlock(&impl->mutex_);

9
thirdparty/libwebp/src/utils/utils.c vendored
View file

@ -216,9 +216,14 @@ void WebPSafeFree(void* const ptr) {
free(ptr);
}
// Public API function.
// Public API functions.
void* WebPMalloc(size_t size) {
return WebPSafeMalloc(1, size);
}
void WebPFree(void* ptr) {
free(ptr);
WebPSafeFree(ptr);
}
//------------------------------------------------------------------------------

6
thirdparty/libwebp/src/utils/utils.h vendored
View file

@ -92,14 +92,14 @@ static WEBP_INLINE uint32_t GetLE32(const uint8_t* const data) {
// Store 16, 24 or 32 bits in little-endian order.
static WEBP_INLINE void PutLE16(uint8_t* const data, int val) {
assert(val < (1 << 16));
data[0] = (val >> 0);
data[1] = (val >> 8);
data[0] = (val >> 0) & 0xff;
data[1] = (val >> 8) & 0xff;
}
static WEBP_INLINE void PutLE24(uint8_t* const data, int val) {
assert(val < (1 << 24));
PutLE16(data, val & 0xffff);
data[2] = (val >> 16);
data[2] = (val >> 16) & 0xff;
}
static WEBP_INLINE void PutLE32(uint8_t* const data, uint32_t val) {

5
thirdparty/libwebp/src/webp/decode.h vendored
View file

@ -20,7 +20,7 @@
extern "C" {
#endif
#define WEBP_DECODER_ABI_VERSION 0x0208 // MAJOR(8b) + MINOR(8b)
#define WEBP_DECODER_ABI_VERSION 0x0209 // MAJOR(8b) + MINOR(8b)
// Note: forward declaring enumerations is not allowed in (strict) C and C++,
// the types are left here for reference.
@ -91,9 +91,6 @@ WEBP_EXTERN uint8_t* WebPDecodeYUV(const uint8_t* data, size_t data_size,
uint8_t** u, uint8_t** v,
int* stride, int* uv_stride);
// Releases memory returned by the WebPDecode*() functions above.
WEBP_EXTERN void WebPFree(void* ptr);
// These five functions are variants of the above ones, that decode the image
// directly into a pre-allocated buffer 'output_buffer'. The maximum storage
// available in this buffer is indicated by 'output_buffer_size'. If this

13
thirdparty/libwebp/src/webp/encode.h vendored
View file

@ -20,7 +20,7 @@
extern "C" {
#endif
#define WEBP_ENCODER_ABI_VERSION 0x020e // MAJOR(8b) + MINOR(8b)
#define WEBP_ENCODER_ABI_VERSION 0x020f // MAJOR(8b) + MINOR(8b)
// Note: forward declaring enumerations is not allowed in (strict) C and C++,
// the types are left here for reference.
@ -62,6 +62,10 @@ WEBP_EXTERN size_t WebPEncodeBGRA(const uint8_t* bgra,
// These functions are the equivalent of the above, but compressing in a
// lossless manner. Files are usually larger than lossy format, but will
// not suffer any compression loss.
// Note these functions, like the lossy versions, use the library's default
// settings. For lossless this means 'exact' is disabled. RGB values in
// transparent areas will be modified to improve compression. To avoid this,
// use WebPEncode() and set WebPConfig::exact to 1.
WEBP_EXTERN size_t WebPEncodeLosslessRGB(const uint8_t* rgb,
int width, int height, int stride,
uint8_t** output);
@ -75,9 +79,6 @@ WEBP_EXTERN size_t WebPEncodeLosslessBGRA(const uint8_t* bgra,
int width, int height, int stride,
uint8_t** output);
// Releases memory returned by the WebPEncode*() functions above.
WEBP_EXTERN void WebPFree(void* ptr);
//------------------------------------------------------------------------------
// Coding parameters
@ -302,7 +303,7 @@ struct WebPPicture {
// YUV input (mostly used for input to lossy compression)
WebPEncCSP colorspace; // colorspace: should be YUV420 for now (=Y'CbCr).
int width, height; // dimensions (less or equal to WEBP_MAX_DIMENSION)
uint8_t *y, *u, *v; // pointers to luma/chroma planes.
uint8_t* y, *u, *v; // pointers to luma/chroma planes.
int y_stride, uv_stride; // luma/chroma strides.
uint8_t* a; // pointer to the alpha plane
int a_stride; // stride of the alpha plane
@ -346,7 +347,7 @@ struct WebPPicture {
uint32_t pad3[3]; // padding for later use
// Unused for now
uint8_t *pad4, *pad5;
uint8_t* pad4, *pad5;
uint32_t pad6[8]; // padding for later use
// PRIVATE FIELDS

12
thirdparty/libwebp/src/webp/mux.h vendored
View file

@ -57,7 +57,7 @@ extern "C" {
WebPMuxGetChunk(mux, "ICCP", &icc_profile);
// ... (Consume icc_data).
WebPMuxDelete(mux);
free(data);
WebPFree(data);
*/
// Note: forward declaring enumerations is not allowed in (strict) C and C++,
@ -245,7 +245,7 @@ WEBP_EXTERN WebPMuxError WebPMuxPushFrame(
WebPMux* mux, const WebPMuxFrameInfo* frame, int copy_data);
// Gets the nth frame from the mux object.
// The content of 'frame->bitstream' is allocated using malloc(), and NOT
// The content of 'frame->bitstream' is allocated using WebPMalloc(), and NOT
// owned by the 'mux' object. It MUST be deallocated by the caller by calling
// WebPDataClear().
// nth=0 has a special meaning - last position.
@ -376,10 +376,10 @@ WEBP_EXTERN WebPMuxError WebPMuxNumChunks(const WebPMux* mux,
// Assembles all chunks in WebP RIFF format and returns in 'assembled_data'.
// This function also validates the mux object.
// Note: The content of 'assembled_data' will be ignored and overwritten.
// Also, the content of 'assembled_data' is allocated using malloc(), and NOT
// owned by the 'mux' object. It MUST be deallocated by the caller by calling
// WebPDataClear(). It's always safe to call WebPDataClear() upon return,
// even in case of error.
// Also, the content of 'assembled_data' is allocated using WebPMalloc(), and
// NOT owned by the 'mux' object. It MUST be deallocated by the caller by
// calling WebPDataClear(). It's always safe to call WebPDataClear() upon
// return, even in case of error.
// Parameters:
// mux - (in/out) object whose chunks are to be assembled
// assembled_data - (out) assembled WebP data

10
thirdparty/libwebp/src/webp/mux_types.h vendored
View file

@ -14,7 +14,6 @@
#ifndef WEBP_WEBP_MUX_TYPES_H_
#define WEBP_WEBP_MUX_TYPES_H_
#include <stdlib.h> // free()
#include <string.h> // memset()
#include "./types.h"
@ -56,6 +55,7 @@ typedef enum WebPMuxAnimBlend {
// Data type used to describe 'raw' data, e.g., chunk data
// (ICC profile, metadata) and WebP compressed image data.
// 'bytes' memory must be allocated using WebPMalloc() and such.
struct WebPData {
const uint8_t* bytes;
size_t size;
@ -68,11 +68,11 @@ static WEBP_INLINE void WebPDataInit(WebPData* webp_data) {
}
}
// Clears the contents of the 'webp_data' object by calling free(). Does not
// deallocate the object itself.
// Clears the contents of the 'webp_data' object by calling WebPFree().
// Does not deallocate the object itself.
static WEBP_INLINE void WebPDataClear(WebPData* webp_data) {
if (webp_data != NULL) {
free((void*)webp_data->bytes);
WebPFree((void*)webp_data->bytes);
WebPDataInit(webp_data);
}
}
@ -83,7 +83,7 @@ static WEBP_INLINE int WebPDataCopy(const WebPData* src, WebPData* dst) {
if (src == NULL || dst == NULL) return 0;
WebPDataInit(dst);
if (src->bytes != NULL && src->size != 0) {
dst->bytes = (uint8_t*)malloc(src->size);
dst->bytes = (uint8_t*)WebPMalloc(src->size);
if (dst->bytes == NULL) return 0;
memcpy((void*)dst->bytes, src->bytes, src->size);
dst->size = src->size;

18
thirdparty/libwebp/src/webp/types.h vendored
View file

@ -7,7 +7,7 @@
// be found in the AUTHORS file in the root of the source tree.
// -----------------------------------------------------------------------------
//
// Common types
// Common types + memory wrappers
//
// Author: Skal (pascal.massimino@gmail.com)
@ -49,4 +49,20 @@ typedef long long int int64_t;
// Macro to check ABI compatibility (same major revision number)
#define WEBP_ABI_IS_INCOMPATIBLE(a, b) (((a) >> 8) != ((b) >> 8))
#ifdef __cplusplus
extern "C" {
#endif
// Allocates 'size' bytes of memory. Returns NULL upon error. Memory
// must be deallocated by calling WebPFree(). This function is made available
// by the core 'libwebp' library.
WEBP_EXTERN void* WebPMalloc(size_t size);
// Releases memory returned by the WebPDecode*() functions (from decode.h).
WEBP_EXTERN void WebPFree(void* ptr);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // WEBP_WEBP_TYPES_H_

872
thirdparty/misc/fastlz.c vendored
View file

@ -1,9 +1,6 @@
/*
FastLZ - lightning-fast lossless compression library
Copyright (C) 2007 Ariya Hidayat (ariya@kde.org)
Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
Copyright (C) 2005 Ariya Hidayat (ariya@kde.org)
/*
FastLZ - Byte-aligned LZ77 compression library
Copyright (C) 2005-2020 Ariya Hidayat <ariya.hidayat@gmail.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@ -24,274 +21,148 @@
THE SOFTWARE.
*/
#if !defined(FASTLZ_COMPRESSOR) && !defined(FASTLZ_DECOMPRESSOR)
#include "fastlz.h"
#include <stdint.h>
/*
* Always check for bound when decompressing.
* Generally it is best to leave it defined.
*/
#define FASTLZ_SAFE
#if defined(FASTLZ_USE_SAFE_DECOMPRESSOR) && (FASTLZ_USE_SAFE_DECOMPRESSOR == 0)
#undef FASTLZ_SAFE
#endif
/*
* Give hints to the compiler for branch prediction optimization.
*/
#if defined(__GNUC__) && (__GNUC__ > 2)
#define FASTLZ_EXPECT_CONDITIONAL(c) (__builtin_expect((c), 1))
#define FASTLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0))
#if defined(__clang__) || (defined(__GNUC__) && (__GNUC__ > 2))
#define FASTLZ_LIKELY(c) (__builtin_expect(!!(c), 1))
#define FASTLZ_UNLIKELY(c) (__builtin_expect(!!(c), 0))
#else
#define FASTLZ_EXPECT_CONDITIONAL(c) (c)
#define FASTLZ_UNEXPECT_CONDITIONAL(c) (c)
#define FASTLZ_LIKELY(c) (c)
#define FASTLZ_UNLIKELY(c) (c)
#endif
/*
* Use inlined functions for supported systems.
*/
#if defined(__GNUC__) || defined(__DMC__) || defined(__POCC__) || defined(__WATCOMC__) || defined(__SUNPRO_C)
#define FASTLZ_INLINE inline
#elif defined(__BORLANDC__) || defined(_MSC_VER) || defined(__LCC__)
#define FASTLZ_INLINE __inline
#else
#define FASTLZ_INLINE
#endif
/*
* Prevent accessing more than 8-bit at once, except on x86 architectures.
*/
#if !defined(FASTLZ_STRICT_ALIGN)
#define FASTLZ_STRICT_ALIGN
#if defined(__i386__) || defined(__386) /* GNU C, Sun Studio */
#undef FASTLZ_STRICT_ALIGN
#elif defined(__i486__) || defined(__i586__) || defined(__i686__) /* GNU C */
#undef FASTLZ_STRICT_ALIGN
#elif defined(_M_IX86) /* Intel, MSVC */
#undef FASTLZ_STRICT_ALIGN
#elif defined(__386)
#undef FASTLZ_STRICT_ALIGN
#elif defined(_X86_) /* MinGW */
#undef FASTLZ_STRICT_ALIGN
#elif defined(__I86__) /* Digital Mars */
#undef FASTLZ_STRICT_ALIGN
#endif
#endif
/*
* FIXME: use preprocessor magic to set this on different platforms!
*/
typedef unsigned char flzuint8;
typedef unsigned short flzuint16;
typedef unsigned int flzuint32;
/* prototypes */
int fastlz_compress(const void* input, int length, void* output);
int fastlz_compress_level(int level, const void* input, int length, void* output);
int fastlz_decompress(const void* input, int length, void* output, int maxout);
#define MAX_COPY 32
#define MAX_LEN 264 /* 256 + 8 */
#define MAX_DISTANCE 8192
#if !defined(FASTLZ_STRICT_ALIGN)
#define FASTLZ_READU16(p) *((const flzuint16*)(p))
#if defined(FASTLZ_SAFE)
#define FASTLZ_BOUND_CHECK(cond) \
if (FASTLZ_UNLIKELY(!(cond))) return 0;
#else
#define FASTLZ_READU16(p) ((p)[0] | (p)[1]<<8)
#define FASTLZ_BOUND_CHECK(cond) \
do { \
} while (0)
#endif
#define HASH_LOG 13
#define HASH_SIZE (1<< HASH_LOG)
#define HASH_MASK (HASH_SIZE-1)
#define HASH_FUNCTION(v,p) { v = FASTLZ_READU16(p); v ^= FASTLZ_READU16(p+1)^(v>>(16-HASH_LOG));v &= HASH_MASK; }
#define MAX_COPY 32
#define MAX_LEN 264 /* 256 + 8 */
#define MAX_L1_DISTANCE 8192
#define MAX_L2_DISTANCE 8191
#define MAX_FARDISTANCE (65535 + MAX_L2_DISTANCE - 1)
#undef FASTLZ_LEVEL
#define FASTLZ_LEVEL 1
#define FASTLZ_READU16(p) ((p)[0] | (p)[1] << 8)
#undef FASTLZ_COMPRESSOR
#undef FASTLZ_DECOMPRESSOR
#define FASTLZ_COMPRESSOR fastlz1_compress
#define FASTLZ_DECOMPRESSOR fastlz1_decompress
static FASTLZ_INLINE int FASTLZ_COMPRESSOR(const void* input, int length, void* output);
static FASTLZ_INLINE int FASTLZ_DECOMPRESSOR(const void* input, int length, void* output, int maxout);
#include "fastlz.c"
#define HASH_LOG 13
#define HASH_SIZE (1 << HASH_LOG)
#define HASH_MASK (HASH_SIZE - 1)
#define HASH_FUNCTION(v, p) \
{ \
v = FASTLZ_READU16(p); \
v ^= FASTLZ_READU16(p + 1) ^ (v >> (16 - HASH_LOG)); \
v &= HASH_MASK; \
}
#undef FASTLZ_LEVEL
#define FASTLZ_LEVEL 2
int fastlz1_compress(const void* input, int length, void* output) {
const uint8_t* ip = (const uint8_t*)input;
const uint8_t* ip_bound = ip + length - 2;
const uint8_t* ip_limit = ip + length - 12 - 1;
uint8_t* op = (uint8_t*)output;
#undef MAX_DISTANCE
#define MAX_DISTANCE 8191
#define MAX_FARDISTANCE (65535+MAX_DISTANCE-1)
const uint8_t* htab[HASH_SIZE];
uint32_t hval;
#undef FASTLZ_COMPRESSOR
#undef FASTLZ_DECOMPRESSOR
#define FASTLZ_COMPRESSOR fastlz2_compress
#define FASTLZ_DECOMPRESSOR fastlz2_decompress
static FASTLZ_INLINE int FASTLZ_COMPRESSOR(const void* input, int length, void* output);
static FASTLZ_INLINE int FASTLZ_DECOMPRESSOR(const void* input, int length, void* output, int maxout);
#include "fastlz.c"
int fastlz_compress(const void* input, int length, void* output)
{
/* for short block, choose fastlz1 */
if(length < 65536)
return fastlz1_compress(input, length, output);
/* else... */
return fastlz2_compress(input, length, output);
}
int fastlz_decompress(const void* input, int length, void* output, int maxout)
{
/* magic identifier for compression level */
int level = ((*(const flzuint8*)input) >> 5) + 1;
if(level == 1)
return fastlz1_decompress(input, length, output, maxout);
if(level == 2)
return fastlz2_decompress(input, length, output, maxout);
/* unknown level, trigger error */
return 0;
}
int fastlz_compress_level(int level, const void* input, int length, void* output)
{
if(level == 1)
return fastlz1_compress(input, length, output);
if(level == 2)
return fastlz2_compress(input, length, output);
return 0;
}
#else /* !defined(FASTLZ_COMPRESSOR) && !defined(FASTLZ_DECOMPRESSOR) */
static FASTLZ_INLINE int FASTLZ_COMPRESSOR(const void* input, int length, void* output)
{
const flzuint8* ip = (const flzuint8*) input;
const flzuint8* ip_bound = ip + length - 2;
const flzuint8* ip_limit = ip + length - 12;
flzuint8* op = (flzuint8*) output;
const flzuint8* htab[HASH_SIZE];
const flzuint8** hslot;
flzuint32 hval;
flzuint32 copy;
uint32_t copy;
/* sanity check */
if(FASTLZ_UNEXPECT_CONDITIONAL(length < 4))
{
if(length)
{
if (FASTLZ_UNLIKELY(length < 4)) {
if (length) {
/* create literal copy only */
*op++ = length-1;
*op++ = length - 1;
ip_bound++;
while(ip <= ip_bound)
*op++ = *ip++;
return length+1;
}
else
while (ip <= ip_bound) *op++ = *ip++;
return length + 1;
} else
return 0;
}
/* initializes hash table */
for (hslot = htab; hslot < htab + HASH_SIZE; hslot++)
*hslot = ip;
for (hval = 0; hval < HASH_SIZE; ++hval) htab[hval] = ip;
/* we start with literal copy */
copy = 2;
*op++ = MAX_COPY-1;
*op++ = MAX_COPY - 1;
*op++ = *ip++;
*op++ = *ip++;
/* main loop */
while(FASTLZ_EXPECT_CONDITIONAL(ip < ip_limit))
{
const flzuint8* ref;
flzuint32 distance;
while (FASTLZ_LIKELY(ip < ip_limit)) {
const uint8_t* ref;
uint32_t distance;
/* minimum match length */
flzuint32 len = 3;
uint32_t len = 3;
/* comparison starting-point */
const flzuint8* anchor = ip;
/* check for a run */
#if FASTLZ_LEVEL==2
if(ip[0] == ip[-1] && FASTLZ_READU16(ip-1)==FASTLZ_READU16(ip+1))
{
distance = 1;
ip += 3;
ref = anchor - 1 + 3;
goto match;
}
#endif
const uint8_t* anchor = ip;
/* find potential match */
HASH_FUNCTION(hval,ip);
hslot = htab + hval;
HASH_FUNCTION(hval, ip);
ref = htab[hval];
/* update hash table */
htab[hval] = anchor;
/* calculate distance to the match */
distance = anchor - ref;
/* update hash table */
*hslot = anchor;
/* is this a match? check the first 3 bytes */
if(distance==0 ||
#if FASTLZ_LEVEL==1
(distance >= MAX_DISTANCE) ||
#else
(distance >= MAX_FARDISTANCE) ||
#endif
*ref++ != *ip++ || *ref++!=*ip++ || *ref++!=*ip++)
if (distance == 0 || (distance >= MAX_L1_DISTANCE) || *ref++ != *ip++ ||
*ref++ != *ip++ || *ref++ != *ip++)
goto literal;
#if FASTLZ_LEVEL==2
/* far, needs at least 5-byte match */
if(distance >= MAX_DISTANCE)
{
if(*ip++ != *ref++ || *ip++!= *ref++)
goto literal;
len += 2;
}
match:
#endif
/* last matched byte */
ip = anchor + len;
/* distance is biased */
distance--;
if(!distance)
{
if (!distance) {
/* zero distance means a run */
flzuint8 x = ip[-1];
while(ip < ip_bound)
if(*ref++ != x) break; else ip++;
}
else
for(;;)
{
/* safe because the outer check against ip limit */
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
if(*ref++ != *ip++) break;
while(ip < ip_bound)
if(*ref++ != *ip++) break;
break;
}
uint8_t x = ip[-1];
while (ip < ip_bound)
if (*ref++ != x)
break;
else
ip++;
} else
for (;;) {
/* safe because the outer check against ip limit */
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
while (ip < ip_bound)
if (*ref++ != *ip++) break;
break;
}
/* if we have copied something, adjust the copy count */
if(copy)
/* copy is biased, '0' means 1 byte copy */
*(op-copy-1) = copy-1;
if (copy) /* copy is biased, '0' means 1 byte copy */
*(op - copy - 1) = copy - 1;
else
/* back, to overwrite the copy count */
op--;
@ -304,248 +175,417 @@ static FASTLZ_INLINE int FASTLZ_COMPRESSOR(const void* input, int length, void*
len = ip - anchor;
/* encode the match */
#if FASTLZ_LEVEL==2
if(distance < MAX_DISTANCE)
{
if(len < 7)
{
*op++ = (len << 5) + (distance >> 8);
*op++ = (distance & 255);
}
else
{
if (FASTLZ_UNLIKELY(len > MAX_LEN - 2))
while (len > MAX_LEN - 2) {
*op++ = (7 << 5) + (distance >> 8);
for(len-=7; len >= 255; len-= 255)
*op++ = 255;
*op++ = len;
*op++ = MAX_LEN - 2 - 7 - 2;
*op++ = (distance & 255);
}
}
else
{
/* far away, but not yet in the another galaxy... */
if(len < 7)
{
distance -= MAX_DISTANCE;
*op++ = (len << 5) + 31;
*op++ = 255;
*op++ = distance >> 8;
*op++ = distance & 255;
}
else
{
distance -= MAX_DISTANCE;
*op++ = (7 << 5) + 31;
for(len-=7; len >= 255; len-= 255)
*op++ = 255;
*op++ = len;
*op++ = 255;
*op++ = distance >> 8;
*op++ = distance & 255;
}
}
#else
if(FASTLZ_UNEXPECT_CONDITIONAL(len > MAX_LEN-2))
while(len > MAX_LEN-2)
{
*op++ = (7 << 5) + (distance >> 8);
*op++ = MAX_LEN - 2 - 7 -2;
*op++ = (distance & 255);
len -= MAX_LEN-2;
len -= MAX_LEN - 2;
}
if(len < 7)
{
if (len < 7) {
*op++ = (len << 5) + (distance >> 8);
*op++ = (distance & 255);
}
else
{
} else {
*op++ = (7 << 5) + (distance >> 8);
*op++ = len - 7;
*op++ = (distance & 255);
}
#endif
/* update the hash at match boundary */
HASH_FUNCTION(hval,ip);
HASH_FUNCTION(hval, ip);
htab[hval] = ip++;
HASH_FUNCTION(hval,ip);
HASH_FUNCTION(hval, ip);
htab[hval] = ip++;
/* assuming literal copy */
*op++ = MAX_COPY-1;
*op++ = MAX_COPY - 1;
continue;
literal:
*op++ = *anchor++;
ip = anchor;
copy++;
if(FASTLZ_UNEXPECT_CONDITIONAL(copy == MAX_COPY))
{
copy = 0;
*op++ = MAX_COPY-1;
}
literal:
*op++ = *anchor++;
ip = anchor;
copy++;
if (FASTLZ_UNLIKELY(copy == MAX_COPY)) {
copy = 0;
*op++ = MAX_COPY - 1;
}
}
/* left-over as literal copy */
ip_bound++;
while(ip <= ip_bound)
{
while (ip <= ip_bound) {
*op++ = *ip++;
copy++;
if(copy == MAX_COPY)
{
if (copy == MAX_COPY) {
copy = 0;
*op++ = MAX_COPY-1;
*op++ = MAX_COPY - 1;
}
}
/* if we have copied something, adjust the copy length */
if(copy)
*(op-copy-1) = copy-1;
if (copy)
*(op - copy - 1) = copy - 1;
else
op--;
#if FASTLZ_LEVEL==2
/* marker for fastlz2 */
*(flzuint8*)output |= (1 << 5);
#endif
return op - (flzuint8*)output;
return op - (uint8_t*)output;
}
static FASTLZ_INLINE int FASTLZ_DECOMPRESSOR(const void* input, int length, void* output, int maxout)
{
const flzuint8* ip = (const flzuint8*) input;
const flzuint8* ip_limit = ip + length;
flzuint8* op = (flzuint8*) output;
flzuint8* op_limit = op + maxout;
flzuint32 ctrl = (*ip++) & 31;
int loop = 1;
#if defined(FASTLZ_USE_MEMMOVE) && (FASTLZ_USE_MEMMOVE == 0)
do
{
const flzuint8* ref = op;
flzuint32 len = ctrl >> 5;
flzuint32 ofs = (ctrl & 31) << 8;
static void fastlz_memmove(uint8_t* dest, const uint8_t* src, uint32_t count) {
do {
*dest++ = *src++;
} while (--count);
}
static void fastlz_memcpy(uint8_t* dest, const uint8_t* src, uint32_t count) {
return fastlz_memmove(dest, src, count);
}
if(ctrl >= 32)
{
#if FASTLZ_LEVEL==2
flzuint8 code;
#endif
len--;
ref -= ofs;
if (len == 7-1)
#if FASTLZ_LEVEL==1
len += *ip++;
ref -= *ip++;
#else
do
{
code = *ip++;
len += code;
} while (code==255);
code = *ip++;
ref -= code;
/* match from 16-bit distance */
if(FASTLZ_UNEXPECT_CONDITIONAL(code==255))
if(FASTLZ_EXPECT_CONDITIONAL(ofs==(31 << 8)))
{
ofs = (*ip++) << 8;
ofs += *ip++;
ref = op - ofs - MAX_DISTANCE;
}
#endif
#ifdef FASTLZ_SAFE
if (FASTLZ_UNEXPECT_CONDITIONAL(op + len + 3 > op_limit))
return 0;
#include <string.h>
if (FASTLZ_UNEXPECT_CONDITIONAL(ref-1 < (flzuint8 *)output))
return 0;
#endif
if(FASTLZ_EXPECT_CONDITIONAL(ip < ip_limit))
ctrl = *ip++;
else
loop = 0;
if(ref == op)
{
/* optimize copy for a run */
flzuint8 b = ref[-1];
*op++ = b;
*op++ = b;
*op++ = b;
for(; len; --len)
*op++ = b;
}
else
{
#if !defined(FASTLZ_STRICT_ALIGN)
const flzuint16* p;
flzuint16* q;
#endif
/* copy from reference */
ref--;
*op++ = *ref++;
*op++ = *ref++;
*op++ = *ref++;
#if !defined(FASTLZ_STRICT_ALIGN)
/* copy a byte, so that now it's word aligned */
if(len & 1)
{
*op++ = *ref++;
len--;
}
/* copy 16-bit at once */
q = (flzuint16*) op;
op += len;
p = (const flzuint16*) ref;
for(len>>=1; len > 4; len-=4)
{
*q++ = *p++;
*q++ = *p++;
*q++ = *p++;
*q++ = *p++;
}
for(; len; --len)
*q++ = *p++;
#else
for(; len; --len)
*op++ = *ref++;
#endif
}
}
else
{
ctrl++;
#ifdef FASTLZ_SAFE
if (FASTLZ_UNEXPECT_CONDITIONAL(op + ctrl > op_limit))
return 0;
if (FASTLZ_UNEXPECT_CONDITIONAL(ip + ctrl > ip_limit))
return 0;
#endif
*op++ = *ip++;
for(--ctrl; ctrl; ctrl--)
*op++ = *ip++;
loop = FASTLZ_EXPECT_CONDITIONAL(ip < ip_limit);
if(loop)
ctrl = *ip++;
static void fastlz_memmove(uint8_t* dest, const uint8_t* src, uint32_t count) {
if ((count > 4) && (dest >= src + count)) {
memmove(dest, src, count);
} else {
switch (count) {
default:
do {
*dest++ = *src++;
} while (--count);
break;
case 3:
*dest++ = *src++;
case 2:
*dest++ = *src++;
case 1:
*dest++ = *src++;
case 0:
break;
}
}
while(FASTLZ_EXPECT_CONDITIONAL(loop));
return op - (flzuint8*)output;
}
#endif /* !defined(FASTLZ_COMPRESSOR) && !defined(FASTLZ_DECOMPRESSOR) */
static void fastlz_memcpy(uint8_t* dest, const uint8_t* src, uint32_t count) {
memcpy(dest, src, count);
}
#endif
int fastlz1_decompress(const void* input, int length, void* output,
int maxout) {
const uint8_t* ip = (const uint8_t*)input;
const uint8_t* ip_limit = ip + length;
const uint8_t* ip_bound = ip_limit - 2;
uint8_t* op = (uint8_t*)output;
uint8_t* op_limit = op + maxout;
uint32_t ctrl = (*ip++) & 31;
while (1) {
if (ctrl >= 32) {
uint32_t len = (ctrl >> 5) - 1;
uint32_t ofs = (ctrl & 31) << 8;
const uint8_t* ref = op - ofs - 1;
if (len == 7 - 1) {
FASTLZ_BOUND_CHECK(ip <= ip_bound);
len += *ip++;
}
ref -= *ip++;
len += 3;
FASTLZ_BOUND_CHECK(op + len <= op_limit);
FASTLZ_BOUND_CHECK(ref >= (uint8_t*)output);
fastlz_memmove(op, ref, len);
op += len;
} else {
ctrl++;
FASTLZ_BOUND_CHECK(op + ctrl <= op_limit);
FASTLZ_BOUND_CHECK(ip + ctrl <= ip_limit);
fastlz_memcpy(op, ip, ctrl);
ip += ctrl;
op += ctrl;
}
if (FASTLZ_UNLIKELY(ip > ip_bound)) break;
ctrl = *ip++;
}
return op - (uint8_t*)output;
}
int fastlz2_compress(const void* input, int length, void* output) {
const uint8_t* ip = (const uint8_t*)input;
const uint8_t* ip_bound = ip + length - 2;
const uint8_t* ip_limit = ip + length - 12 - 1;
uint8_t* op = (uint8_t*)output;
const uint8_t* htab[HASH_SIZE];
uint32_t hval;
uint32_t copy;
/* sanity check */
if (FASTLZ_UNLIKELY(length < 4)) {
if (length) {
/* create literal copy only */
*op++ = length - 1;
ip_bound++;
while (ip <= ip_bound) *op++ = *ip++;
return length + 1;
} else
return 0;
}
/* initializes hash table */
for (hval = 0; hval < HASH_SIZE; ++hval) htab[hval] = ip;
/* we start with literal copy */
copy = 2;
*op++ = MAX_COPY - 1;
*op++ = *ip++;
*op++ = *ip++;
/* main loop */
while (FASTLZ_LIKELY(ip < ip_limit)) {
const uint8_t* ref;
uint32_t distance;
/* minimum match length */
uint32_t len = 3;
/* comparison starting-point */
const uint8_t* anchor = ip;
/* check for a run */
if (ip[0] == ip[-1] && ip[0] == ip[1] && ip[1] == ip[2]) {
distance = 1;
ip += 3;
ref = anchor - 1 + 3;
goto match;
}
/* find potential match */
HASH_FUNCTION(hval, ip);
ref = htab[hval];
/* update hash table */
htab[hval] = anchor;
/* calculate distance to the match */
distance = anchor - ref;
/* is this a match? check the first 3 bytes */
if (distance == 0 || (distance >= MAX_FARDISTANCE) || *ref++ != *ip++ ||
*ref++ != *ip++ || *ref++ != *ip++)
goto literal;
/* far, needs at least 5-byte match */
if (distance >= MAX_L2_DISTANCE) {
if (*ip++ != *ref++ || *ip++ != *ref++) goto literal;
len += 2;
}
match:
/* last matched byte */
ip = anchor + len;
/* distance is biased */
distance--;
if (!distance) {
/* zero distance means a run */
uint8_t x = ip[-1];
while (ip < ip_bound)
if (*ref++ != x)
break;
else
ip++;
} else
for (;;) {
/* safe because the outer check against ip limit */
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
if (*ref++ != *ip++) break;
while (ip < ip_bound)
if (*ref++ != *ip++) break;
break;
}
/* if we have copied something, adjust the copy count */
if (copy) /* copy is biased, '0' means 1 byte copy */
*(op - copy - 1) = copy - 1;
else
/* back, to overwrite the copy count */
op--;
/* reset literal counter */
copy = 0;
/* length is biased, '1' means a match of 3 bytes */
ip -= 3;
len = ip - anchor;
/* encode the match */
if (distance < MAX_L2_DISTANCE) {
if (len < 7) {
*op++ = (len << 5) + (distance >> 8);
*op++ = (distance & 255);
} else {
*op++ = (7 << 5) + (distance >> 8);
for (len -= 7; len >= 255; len -= 255) *op++ = 255;
*op++ = len;
*op++ = (distance & 255);
}
} else {
/* far away, but not yet in the another galaxy... */
if (len < 7) {
distance -= MAX_L2_DISTANCE;
*op++ = (len << 5) + 31;
*op++ = 255;
*op++ = distance >> 8;
*op++ = distance & 255;
} else {
distance -= MAX_L2_DISTANCE;
*op++ = (7 << 5) + 31;
for (len -= 7; len >= 255; len -= 255) *op++ = 255;
*op++ = len;
*op++ = 255;
*op++ = distance >> 8;
*op++ = distance & 255;
}
}
/* update the hash at match boundary */
HASH_FUNCTION(hval, ip);
htab[hval] = ip++;
HASH_FUNCTION(hval, ip);
htab[hval] = ip++;
/* assuming literal copy */
*op++ = MAX_COPY - 1;
continue;
literal:
*op++ = *anchor++;
ip = anchor;
copy++;
if (FASTLZ_UNLIKELY(copy == MAX_COPY)) {
copy = 0;
*op++ = MAX_COPY - 1;
}
}
/* left-over as literal copy */
ip_bound++;
while (ip <= ip_bound) {
*op++ = *ip++;
copy++;
if (copy == MAX_COPY) {
copy = 0;
*op++ = MAX_COPY - 1;
}
}
/* if we have copied something, adjust the copy length */
if (copy)
*(op - copy - 1) = copy - 1;
else
op--;
/* marker for fastlz2 */
*(uint8_t*)output |= (1 << 5);
return op - (uint8_t*)output;
}
int fastlz2_decompress(const void* input, int length, void* output,
int maxout) {
const uint8_t* ip = (const uint8_t*)input;
const uint8_t* ip_limit = ip + length;
const uint8_t* ip_bound = ip_limit - 2;
uint8_t* op = (uint8_t*)output;
uint8_t* op_limit = op + maxout;
uint32_t ctrl = (*ip++) & 31;
while (1) {
if (ctrl >= 32) {
uint32_t len = (ctrl >> 5) - 1;
uint32_t ofs = (ctrl & 31) << 8;
const uint8_t* ref = op - ofs - 1;
uint8_t code;
if (len == 7 - 1) do {
FASTLZ_BOUND_CHECK(ip <= ip_bound);
code = *ip++;
len += code;
} while (code == 255);
code = *ip++;
ref -= code;
len += 3;
/* match from 16-bit distance */
if (FASTLZ_UNLIKELY(code == 255))
if (FASTLZ_LIKELY(ofs == (31 << 8))) {
FASTLZ_BOUND_CHECK(ip < ip_bound);
ofs = (*ip++) << 8;
ofs += *ip++;
ref = op - ofs - MAX_L2_DISTANCE - 1;
}
FASTLZ_BOUND_CHECK(op + len <= op_limit);
FASTLZ_BOUND_CHECK(ref >= (uint8_t*)output);
fastlz_memmove(op, ref, len);
op += len;
} else {
ctrl++;
FASTLZ_BOUND_CHECK(op + ctrl <= op_limit);
FASTLZ_BOUND_CHECK(ip + ctrl <= ip_limit);
fastlz_memcpy(op, ip, ctrl);
ip += ctrl;
op += ctrl;
}
if (FASTLZ_UNLIKELY(ip >= ip_limit)) break;
ctrl = *ip++;
}
return op - (uint8_t*)output;
}
int fastlz_compress(const void* input, int length, void* output) {
/* for short block, choose fastlz1 */
if (length < 65536) return fastlz1_compress(input, length, output);
/* else... */
return fastlz2_compress(input, length, output);
}
int fastlz_decompress(const void* input, int length, void* output, int maxout) {
/* magic identifier for compression level */
int level = ((*(const uint8_t*)input) >> 5) + 1;
if (level == 1) return fastlz1_decompress(input, length, output, maxout);
if (level == 2) return fastlz2_decompress(input, length, output, maxout);
/* unknown level, trigger error */
return 0;
}
int fastlz_compress_level(int level, const void* input, int length,
void* output) {
if (level == 1) return fastlz1_compress(input, length, output);
if (level == 2) return fastlz2_compress(input, length, output);
return 0;
}

86
thirdparty/misc/fastlz.h vendored
View file

@ -1,9 +1,6 @@
/*
FastLZ - lightning-fast lossless compression library
Copyright (C) 2007 Ariya Hidayat (ariya@kde.org)
Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
Copyright (C) 2005 Ariya Hidayat (ariya@kde.org)
FastLZ - Byte-aligned LZ77 compression library
Copyright (C) 2005-2020 Ariya Hidayat <ariya.hidayat@gmail.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@ -27,48 +24,18 @@
#ifndef FASTLZ_H
#define FASTLZ_H
#define FASTLZ_VERSION 0x000100
#define FASTLZ_VERSION 0x000500
#define FASTLZ_VERSION_MAJOR 0
#define FASTLZ_VERSION_MINOR 0
#define FASTLZ_VERSION_REVISION 0
#define FASTLZ_VERSION_MAJOR 0
#define FASTLZ_VERSION_MINOR 5
#define FASTLZ_VERSION_REVISION 0
#define FASTLZ_VERSION_STRING "0.1.0"
#define FASTLZ_VERSION_STRING "0.5.0"
#if defined (__cplusplus)
#if defined(__cplusplus)
extern "C" {
#endif
/**
Compress a block of data in the input buffer and returns the size of
compressed block. The size of input buffer is specified by length. The
minimum input buffer size is 16.
The output buffer must be at least 5% larger than the input buffer
and can not be smaller than 66 bytes.
If the input is not compressible, the return value might be larger than
length (input buffer size).
The input buffer and the output buffer can not overlap.
*/
int fastlz_compress(const void* input, int length, void* output);
/**
Decompress a block of compressed data and returns the size of the
decompressed block. If error occurs, e.g. the compressed data is
corrupted or the output buffer is not large enough, then 0 (zero)
will be returned instead.
The input buffer and the output buffer can not overlap.
Decompression is memory safe and guaranteed not to write the output buffer
more than what is specified in maxout.
*/
int fastlz_decompress(const void* input, int length, void* output, int maxout);
/**
Compress a block of data in the input buffer and returns the size of
compressed block. The size of input buffer is specified by length. The
@ -88,12 +55,43 @@ int fastlz_decompress(const void* input, int length, void* output, int maxout);
Level 2 is slightly slower but it gives better compression ratio.
Note that the compressed data, regardless of the level, can always be
decompressed using the function fastlz_decompress above.
decompressed using the function fastlz_decompress below.
*/
int fastlz_compress_level(int level, const void* input, int length, void* output);
int fastlz_compress_level(int level, const void* input, int length,
void* output);
#if defined (__cplusplus)
/**
Decompress a block of compressed data and returns the size of the
decompressed block. If error occurs, e.g. the compressed data is
corrupted or the output buffer is not large enough, then 0 (zero)
will be returned instead.
The input buffer and the output buffer can not overlap.
Decompression is memory safe and guaranteed not to write the output buffer
more than what is specified in maxout.
Note that the decompression will always work, regardless of the
compression level specified in fastlz_compress_level above (when
producing the compressed block).
*/
int fastlz_decompress(const void* input, int length, void* output, int maxout);
/**
DEPRECATED.
This is similar to fastlz_compress_level above, but with the level
automatically chosen.
This function is deprecated and it will be completely removed in some future
version.
*/
int fastlz_compress(const void* input, int length, void* output);
#if defined(__cplusplus)
}
#endif

8
thirdparty/openssl/crypto/asn1/x_bignum.c vendored
View file

@ -4,7 +4,7 @@
* 2000.
*/
/* ====================================================================
* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
* Copyright (c) 2000-2019 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -102,7 +102,7 @@ ASN1_ITEM_end(CBIGNUM)
static int bn_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
{
*pval = (ASN1_VALUE *)BN_new();
if (*pval)
if (*pval != NULL)
return 1;
else
return 0;
@ -110,7 +110,7 @@ static int bn_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
static void bn_free(ASN1_VALUE **pval, const ASN1_ITEM *it)
{
if (!*pval)
if (*pval == NULL)
return;
if (it->size & BN_SENSITIVE)
BN_clear_free((BIGNUM *)*pval);
@ -124,7 +124,7 @@ static int bn_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype,
{
BIGNUM *bn;
int pad;
if (!*pval)
if (*pval == NULL)
return -1;
bn = (BIGNUM *)*pval;
/* If MSB set in an octet we need a padding byte */

7
thirdparty/openssl/crypto/cryptlib.c vendored
View file

@ -1,6 +1,6 @@
/* crypto/cryptlib.c */
/* ====================================================================
* Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
* Copyright (c) 1998-2019 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -745,6 +745,11 @@ int OPENSSL_NONPIC_relocated = 0;
void OPENSSL_cpuid_setup(void)
{
}
unsigned long OPENSSL_rdtsc(void)
{
return 0;
}
#endif
#if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_WINDLL)

14
thirdparty/openssl/crypto/ec/ec_asn1.c vendored
View file

@ -973,6 +973,20 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params)
* 0x0 = OPENSSL_EC_EXPLICIT_CURVE
*/
EC_GROUP_set_asn1_flag(ret, 0x0);
/*
* If the input params do not contain the optional seed field we make
* sure it is not added to the returned group.
*
* The seed field is not really used inside libcrypto anyway, and
* adding it to parsed explicit parameter keys would alter their DER
* encoding output (because of the extra field) which could impact
* applications fingerprinting keys by their DER encoding.
*/
if (params->curve->seed == NULL) {
if (EC_GROUP_set_seed(ret, NULL, 0) != 1)
goto err;
}
}
ok = 1;

2
thirdparty/openssl/openssl/opensslconf.h vendored
View file

@ -255,7 +255,7 @@ extern "C" {
even newer MIPS CPU's, but at the moment one size fits all for
optimization options. Older Sparc's work better with only UNROLL, but
there's no way to tell at compile time what it is you're running on */
#if defined( __sun ) || defined ( sun ) /* Newer Sparc's */
# define DES_PTR
# define DES_RISC1

6
thirdparty/openssl/openssl/opensslv.h vendored
View file

@ -30,11 +30,11 @@ extern "C" {
* (Prior to 0.9.5a beta1, a different scheme was used: MMNNFFRBB for
* major minor fix final patch/beta)
*/
# define OPENSSL_VERSION_NUMBER 0x1000214fL
# define OPENSSL_VERSION_NUMBER 0x1000215fL
# ifdef OPENSSL_FIPS
# define OPENSSL_VERSION_TEXT "OpenSSL 1.0.2t-fips 10 Sep 2019"
# define OPENSSL_VERSION_TEXT "OpenSSL 1.0.2u-fips 20 Dec 2019"
# else
# define OPENSSL_VERSION_TEXT "OpenSSL 1.0.2t 10 Sep 2019"
# define OPENSSL_VERSION_TEXT "OpenSSL 1.0.2u 20 Dec 2019"
# endif
# define OPENSSL_VERSION_PTEXT " part of " OPENSSL_VERSION_TEXT

14
thirdparty/openssl/patches/winrt_fix.patch vendored
View file

@ -1,5 +1,5 @@
diff --git a/thirdparty/openssl/crypto/rand/rand_win.c b/thirdparty/openssl/crypto/rand/rand_win.c
index 06670ae01..cb4093128 100644
index b4be3097e9..63a9e9975a 100644
--- a/thirdparty/openssl/crypto/rand/rand_win.c
+++ b/thirdparty/openssl/crypto/rand/rand_win.c
@@ -118,8 +118,10 @@
@ -22,15 +22,15 @@ index 06670ae01..cb4093128 100644
typedef BOOL(WINAPI *CRYPTACQUIRECONTEXTW) (HCRYPTPROV *, LPCWSTR, LPCWSTR,
DWORD, DWORD);
typedef BOOL(WINAPI *CRYPTGENRANDOM) (HCRYPTPROV, DWORD, BYTE *);
@@ -196,6 +198,7 @@ typedef NET_API_STATUS(NET_API_FUNCTION *NETFREE) (LPBYTE);
# endif /* 1 */
# endif /* !OPENSSL_SYS_WINCE */
@@ -198,6 +200,7 @@ typedef NET_API_STATUS(NET_API_FUNCTION *NETFREE) (LPBYTE);
#define NOTTOOLONG(start) ((GetTickCount() - (start)) < MAXDELAY)
+#if !defined(WINRT_ENABLED) // -- GODOT --
int RAND_poll(void)
{
MEMORYSTATUS m;
@@ -580,6 +583,8 @@ int RAND_poll(void)
@@ -576,6 +579,8 @@ int RAND_poll(void)
return (1);
}
@ -39,7 +39,7 @@ index 06670ae01..cb4093128 100644
int RAND_event(UINT iMsg, WPARAM wParam, LPARAM lParam)
{
double add_entropy = 0;
@@ -682,7 +687,7 @@ static void readtimer(void)
@@ -678,7 +683,7 @@ static void readtimer(void)
static void readscreen(void)
{
@ -49,7 +49,7 @@ index 06670ae01..cb4093128 100644
HBITMAP hBitmap; /* handle for our bitmap */
BITMAP bm; /* bitmap properties */
diff --git a/thirdparty/openssl/openssl/dtls1.h b/thirdparty/openssl/openssl/dtls1.h
index 30bbcf278..81d28c29c 100644
index 30bbcf278a..31cb6d7eb9 100644
--- a/thirdparty/openssl/openssl/dtls1.h
+++ b/thirdparty/openssl/openssl/dtls1.h
@@ -78,6 +78,9 @@