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Update libwebp to 1.1.0

This commit is contained in:
volzhs 2020-01-17 03:49:31 +09:00
parent 6b64c60b0e
commit 65f2ab1b61
28 changed files with 121 additions and 81 deletions
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2
thirdparty/README.md vendored
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@ -237,7 +237,7 @@ from the Android NDK r18.
## libwebp
- Upstream: https://chromium.googlesource.com/webm/libwebp/
- Version: 1.0.3
- Version: 1.1.0
- License: BSD-3-Clause
Files extracted from upstream source:

2
thirdparty/libwebp/src/dec/frame_dec.c vendored
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@ -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
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@ -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!

4
thirdparty/libwebp/src/dec/vp8i_dec.h vendored
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@ -31,8 +31,8 @@ extern "C" {
// version numbers
#define DEC_MAJ_VERSION 1
#define DEC_MIN_VERSION 0
#define DEC_REV_VERSION 3
#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),

10
thirdparty/libwebp/src/dec/vp8l_dec.c vendored
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@ -754,11 +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_;
@ -789,8 +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 {
@ -1193,6 +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;
@ -1553,7 +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
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@ -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
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@ -24,8 +24,8 @@
#include "src/webp/format_constants.h"
#define DMUX_MAJ_VERSION 1
#define DMUX_MIN_VERSION 0
#define DMUX_REV_VERSION 3
#define DMUX_MIN_VERSION 1
#define DMUX_REV_VERSION 0
typedef struct {
size_t start_; // start location of the data

9
thirdparty/libwebp/src/dsp/dec_neon.c vendored
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@ -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) {

4
thirdparty/libwebp/src/dsp/dsp.h vendored
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@ -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;

11
thirdparty/libwebp/src/dsp/lossless.c vendored
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@ -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)

2
thirdparty/libwebp/src/dsp/lossless_common.h vendored
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@ -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); \

3
thirdparty/libwebp/src/dsp/lossless_enc_sse2.c vendored
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@ -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) \

3
thirdparty/libwebp/src/dsp/lossless_sse2.c vendored
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@ -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.

4
thirdparty/libwebp/src/dsp/upsampling_msa.c vendored
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@ -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
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@ -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; \

2
thirdparty/libwebp/src/enc/histogram_enc.c vendored
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@ -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,

18
thirdparty/libwebp/src/enc/picture_csp_enc.c vendored
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@ -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);

6
thirdparty/libwebp/src/enc/vp8i_enc.h vendored
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@ -31,8 +31,8 @@ extern "C" {
// version numbers
#define ENC_MAJ_VERSION 1
#define ENC_MIN_VERSION 0
#define ENC_REV_VERSION 3
#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
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@ -28,8 +28,8 @@ extern "C" {
// Defines and constants.
#define MUX_MAJ_VERSION 1
#define MUX_MIN_VERSION 0
#define MUX_REV_VERSION 3
#define MUX_MIN_VERSION 1
#define MUX_REV_VERSION 0
// Chunk object.
typedef struct WebPChunk WebPChunk;

2
thirdparty/libwebp/src/mux/muxread.c vendored
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@ -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_;

2
thirdparty/libwebp/src/utils/color_cache_utils.h vendored
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@ -26,7 +26,7 @@ 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;

2
thirdparty/libwebp/src/utils/thread_utils.c vendored
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@ -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 */

9
thirdparty/libwebp/src/utils/utils.c vendored
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@ -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);
}
//------------------------------------------------------------------------------

5
thirdparty/libwebp/src/webp/decode.h vendored
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@ -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

9
thirdparty/libwebp/src/webp/encode.h vendored
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@ -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.
@ -79,9 +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
@ -306,7 +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
@ -350,7 +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
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@ -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_