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opus: Update to upstream libopus 1.1.3

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This commit is contained in:
Rémi Verschelde 2017-01-05 22:35:39 +01:00
parent 2ca0337f5f
commit 9845bdde8d
10 changed files with 238 additions and 77 deletions
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4
thirdparty/README.md vendored
View file

@ -141,7 +141,7 @@ changes are marked with `// -- GODOT --` comments.
## openssl
- Upstream: https://www.openssl.org
- Version: 1.2.0h
- Version: 1.0.2h
- License: OpenSSL license / BSD-like
Files extracted from the upstream source:
@ -152,7 +152,7 @@ TODO.
## opus
- Upstream: https://opus-codec.org
- Version: 1.1.2 (opus) and 0.7 (opusfile)
- Version: 1.1.3 (opus) and 0.7 (opusfile)
- License: BSD-3-Clause
Files extracted from upstream source:

40
thirdparty/opus/COPYING vendored
View file

@ -1,4 +1,7 @@
Copyright (c) 1994-2013 Xiph.Org Foundation and contributors
Copyright 2001-2011 Xiph.Org, Skype Limited, Octasic,
Jean-Marc Valin, Timothy B. Terriberry,
CSIRO, Gregory Maxwell, Mark Borgerding,
Erik de Castro Lopo
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -11,18 +14,31 @@ notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of the Xiph.Org Foundation nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
- Neither the name of Internet Society, IETF or IETF Trust, nor the
names of specific contributors, may be used to endorse or promote
products derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION
OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Opus is subject to the royalty-free patent licenses which are
specified at:
Xiph.Org Foundation:
https://datatracker.ietf.org/ipr/1524/
Microsoft Corporation:
https://datatracker.ietf.org/ipr/1914/
Broadcom Corporation:
https://datatracker.ietf.org/ipr/1526/

13
thirdparty/opus/analysis.c vendored
View file

@ -540,17 +540,14 @@ static void tonality_analysis(TonalityAnalysisState *tonal, const CELTMode *celt
/* Instantaneous probability of speech and music, with beta pre-applied. */
float speech0;
float music0;
float p, q;
/* One transition every 3 minutes of active audio */
tau = .00005f*frame_probs[1];
beta = .05f;
if (1) {
/* Adapt beta based on how "unexpected" the new prob is */
float p, q;
p = MAX16(.05f,MIN16(.95f,frame_probs[0]));
q = MAX16(.05f,MIN16(.95f,tonal->music_prob));
beta = .01f+.05f*ABS16(p-q)/(p*(1-q)+q*(1-p));
}
/* Adapt beta based on how "unexpected" the new prob is */
p = MAX16(.05f,MIN16(.95f,frame_probs[0]));
q = MAX16(.05f,MIN16(.95f,tonal->music_prob));
beta = .01f+.05f*ABS16(p-q)/(p*(1-q)+q*(1-p));
/* p0 and p1 are the probabilities of speech and music at this frame
using only information from previous frame and applying the
state transition model */

8
thirdparty/opus/opus.c vendored
View file

@ -104,6 +104,10 @@ OPUS_EXPORT void opus_pcm_soft_clip(float *_x, int N, int C, float *declip_mem)
/* Compute a such that maxval + a*maxval^2 = 1 */
a=(maxval-1)/(maxval*maxval);
/* Slightly boost "a" by 2^-22. This is just enough to ensure -ffast-math
does not cause output values larger than +/-1, but small enough not
to matter even for 24-bit output. */
a += a*2.4e-7;
if (x[i*C]>0)
a = -a;
/* Apply soft clipping */
@ -201,8 +205,10 @@ int opus_packet_parse_impl(const unsigned char *data, opus_int32 len,
opus_int32 pad = 0;
const unsigned char *data0 = data;
if (size==NULL)
if (size==NULL || len<0)
return OPUS_BAD_ARG;
if (len==0)
return OPUS_INVALID_PACKET;
framesize = opus_packet_get_samples_per_frame(data, 48000);

2
thirdparty/opus/opus/opus.h vendored
View file

@ -142,7 +142,7 @@ extern "C" {
*
* opus_encode() and opus_encode_float() return the number of bytes actually written to the packet.
* The return value <b>can be negative</b>, which indicates that an error has occurred. If the return value
* is 1 byte, then the packet does not need to be transmitted (DTX).
* is 2 bytes or less, then the packet does not need to be transmitted (DTX).
*
* Once the encoder state if no longer needed, it can be destroyed with
*

2
thirdparty/opus/opus/opus_defines.h vendored
View file

@ -65,7 +65,7 @@ extern "C" {
#ifndef OPUS_EXPORT
# if defined(WIN32)
# ifdef OPUS_BUILD
# if defined(OPUS_BUILD) && defined(DLL_EXPORT)
# define OPUS_EXPORT __declspec(dllexport)
# else
# define OPUS_EXPORT

8
thirdparty/opus/opus/opus_multistream.h vendored
View file

@ -110,10 +110,10 @@ extern "C" {
* packets produced by the encoder. Some basic information, such as packet
* duration, can be computed without any special negotiation.
*
* The format for multistream Opus packets is defined in the
* <a href="https://tools.ietf.org/html/draft-ietf-codec-oggopus">Ogg
* encapsulation specification</a> and is based on the self-delimited Opus
* framing described in Appendix B of <a href="https://tools.ietf.org/html/rfc6716">RFC 6716</a>.
* The format for multistream Opus packets is defined in
* <a href="https://tools.ietf.org/html/rfc7845">RFC 7845</a>
* and is based on the self-delimited Opus framing described in Appendix B of
* <a href="https://tools.ietf.org/html/rfc6716">RFC 6716</a>.
* Normal Opus packets are just a degenerate case of multistream Opus packets,
* and can be encoded or decoded with the multistream API by setting
* <code>streams</code> to <code>1</code> when initializing the encoder or

51
thirdparty/opus/opus_encoder.c vendored
View file

@ -860,9 +860,6 @@ opus_int32 compute_frame_size(const void *analysis_pcm, int frame_size,
opus_val16 compute_stereo_width(const opus_val16 *pcm, int frame_size, opus_int32 Fs, StereoWidthState *mem)
{
opus_val16 corr;
opus_val16 ldiff;
opus_val16 width;
opus_val32 xx, xy, yy;
opus_val16 sqrt_xx, sqrt_yy;
opus_val16 qrrt_xx, qrrt_yy;
@ -871,9 +868,12 @@ opus_val16 compute_stereo_width(const opus_val16 *pcm, int frame_size, opus_int3
opus_val16 short_alpha;
frame_rate = Fs/frame_size;
short_alpha = Q15ONE - 25*Q15ONE/IMAX(50,frame_rate);
short_alpha = Q15ONE - MULT16_16(25, Q15ONE)/IMAX(50,frame_rate);
xx=xy=yy=0;
for (i=0;i<frame_size;i+=4)
/* Unroll by 4. The frame size is always a multiple of 4 *except* for
2.5 ms frames at 12 kHz. Since this setting is very rare (and very
stupid), we just discard the last two samples. */
for (i=0;i<frame_size-3;i+=4)
{
opus_val32 pxx=0;
opus_val32 pxy=0;
@ -912,6 +912,9 @@ opus_val16 compute_stereo_width(const opus_val16 *pcm, int frame_size, opus_int3
mem->YY = MAX32(0, mem->YY);
if (MAX32(mem->XX, mem->YY)>QCONST16(8e-4f, 18))
{
opus_val16 corr;
opus_val16 ldiff;
opus_val16 width;
sqrt_xx = celt_sqrt(mem->XX);
sqrt_yy = celt_sqrt(mem->YY);
qrrt_xx = celt_sqrt(sqrt_xx);
@ -920,19 +923,15 @@ opus_val16 compute_stereo_width(const opus_val16 *pcm, int frame_size, opus_int3
mem->XY = MIN32(mem->XY, sqrt_xx*sqrt_yy);
corr = SHR32(frac_div32(mem->XY,EPSILON+MULT16_16(sqrt_xx,sqrt_yy)),16);
/* Approximate loudness difference */
ldiff = Q15ONE*ABS16(qrrt_xx-qrrt_yy)/(EPSILON+qrrt_xx+qrrt_yy);
ldiff = MULT16_16(Q15ONE, ABS16(qrrt_xx-qrrt_yy))/(EPSILON+qrrt_xx+qrrt_yy);
width = MULT16_16_Q15(celt_sqrt(QCONST32(1.f,30)-MULT16_16(corr,corr)), ldiff);
/* Smoothing over one second */
mem->smoothed_width += (width-mem->smoothed_width)/frame_rate;
/* Peak follower */
mem->max_follower = MAX16(mem->max_follower-QCONST16(.02f,15)/frame_rate, mem->smoothed_width);
} else {
width = 0;
corr=Q15ONE;
ldiff=0;
}
/*printf("%f %f %f %f %f ", corr/(float)Q15ONE, ldiff/(float)Q15ONE, width/(float)Q15ONE, mem->smoothed_width/(float)Q15ONE, mem->max_follower/(float)Q15ONE);*/
return EXTRACT16(MIN32(Q15ONE,20*mem->max_follower));
return EXTRACT16(MIN32(Q15ONE, MULT16_16(20, mem->max_follower)));
}
opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
@ -1050,6 +1049,16 @@ opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_
st->bitrate_bps = user_bitrate_to_bitrate(st, frame_size, max_data_bytes);
frame_rate = st->Fs/frame_size;
if (!st->use_vbr)
{
int cbrBytes;
/* Multiply by 3 to make sure the division is exact. */
int frame_rate3 = 3*st->Fs/frame_size;
/* We need to make sure that "int" values always fit in 16 bits. */
cbrBytes = IMIN( (3*st->bitrate_bps/8 + frame_rate3/2)/frame_rate3, max_data_bytes);
st->bitrate_bps = cbrBytes*(opus_int32)frame_rate3*8/3;
max_data_bytes = cbrBytes;
}
if (max_data_bytes<3 || st->bitrate_bps < 3*frame_rate*8
|| (frame_rate<50 && (max_data_bytes*frame_rate<300 || st->bitrate_bps < 2400)))
{
@ -1066,18 +1075,18 @@ opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_
bw=OPUS_BANDWIDTH_WIDEBAND;
else if (tocmode==MODE_CELT_ONLY&&bw==OPUS_BANDWIDTH_MEDIUMBAND)
bw=OPUS_BANDWIDTH_NARROWBAND;
else if (bw<=OPUS_BANDWIDTH_SUPERWIDEBAND)
else if (tocmode==MODE_HYBRID&&bw<=OPUS_BANDWIDTH_SUPERWIDEBAND)
bw=OPUS_BANDWIDTH_SUPERWIDEBAND;
data[0] = gen_toc(tocmode, frame_rate, bw, st->stream_channels);
ret = 1;
if (!st->use_vbr)
{
ret = opus_packet_pad(data, ret, max_data_bytes);
if (ret == OPUS_OK)
ret = max_data_bytes;
}
RESTORE_STACK;
return 1;
}
if (!st->use_vbr)
{
int cbrBytes;
cbrBytes = IMIN( (st->bitrate_bps + 4*frame_rate)/(8*frame_rate) , max_data_bytes);
st->bitrate_bps = cbrBytes * (8*frame_rate);
max_data_bytes = cbrBytes;
return ret;
}
max_rate = frame_rate*max_data_bytes*8;
@ -1513,7 +1522,7 @@ opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_
celt_rate = total_bitRate - st->silk_mode.bitRate;
HB_gain_ref = (curr_bandwidth == OPUS_BANDWIDTH_SUPERWIDEBAND) ? 3000 : 3600;
HB_gain = SHL32((opus_val32)celt_rate, 9) / SHR32((opus_val32)celt_rate + st->stream_channels * HB_gain_ref, 6);
HB_gain = HB_gain < Q15ONE*6/7 ? HB_gain + Q15ONE/7 : Q15ONE;
HB_gain = HB_gain < (opus_val32)Q15ONE*6/7 ? HB_gain + Q15ONE/7 : Q15ONE;
}
} else {
/* SILK gets all bits */

183
thirdparty/opus/opus_multistream_encoder.c vendored
View file

@ -70,13 +70,22 @@ typedef void (*opus_copy_channel_in_func)(
int frame_size
);
typedef enum {
MAPPING_TYPE_NONE,
MAPPING_TYPE_SURROUND
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
, /* Do not include comma at end of enumerator list */
MAPPING_TYPE_AMBISONICS
#endif
} MappingType;
struct OpusMSEncoder {
ChannelLayout layout;
int arch;
int lfe_stream;
int application;
int variable_duration;
int surround;
MappingType mapping_type;
opus_int32 bitrate_bps;
float subframe_mem[3];
/* Encoder states go here */
@ -242,6 +251,7 @@ void surround_analysis(const CELTMode *celt_mode, const void *pcm, opus_val16 *b
upsample = resampling_factor(rate);
frame_size = len*upsample;
/* LM = log2(frame_size / 120) */
for (LM=0;LM<celt_mode->maxLM;LM++)
if (celt_mode->shortMdctSize<<LM==frame_size)
break;
@ -398,6 +408,12 @@ opus_int32 opus_multistream_surround_encoder_get_size(int channels, int mapping_
{
nb_streams=channels;
nb_coupled_streams=0;
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
} else if (mapping_family==254)
{
nb_streams=channels;
nb_coupled_streams=0;
#endif
} else
return 0;
size = opus_multistream_encoder_get_size(nb_streams, nb_coupled_streams);
@ -408,7 +424,6 @@ opus_int32 opus_multistream_surround_encoder_get_size(int channels, int mapping_
return size;
}
static int opus_multistream_encoder_init_impl(
OpusMSEncoder *st,
opus_int32 Fs,
@ -417,7 +432,7 @@ static int opus_multistream_encoder_init_impl(
int coupled_streams,
const unsigned char *mapping,
int application,
int surround
MappingType mapping_type
)
{
int coupled_size;
@ -434,7 +449,7 @@ static int opus_multistream_encoder_init_impl(
st->layout.nb_streams = streams;
st->layout.nb_coupled_streams = coupled_streams;
st->subframe_mem[0]=st->subframe_mem[1]=st->subframe_mem[2]=0;
if (!surround)
if (mapping_type != MAPPING_TYPE_SURROUND)
st->lfe_stream = -1;
st->bitrate_bps = OPUS_AUTO;
st->application = application;
@ -463,12 +478,12 @@ static int opus_multistream_encoder_init_impl(
if(ret!=OPUS_OK)return ret;
ptr += align(mono_size);
}
if (surround)
if (mapping_type == MAPPING_TYPE_SURROUND)
{
OPUS_CLEAR(ms_get_preemph_mem(st), channels);
OPUS_CLEAR(ms_get_window_mem(st), channels*120);
}
st->surround = surround;
st->mapping_type = mapping_type;
return OPUS_OK;
}
@ -482,7 +497,9 @@ int opus_multistream_encoder_init(
int application
)
{
return opus_multistream_encoder_init_impl(st, Fs, channels, streams, coupled_streams, mapping, application, 0);
return opus_multistream_encoder_init_impl(st, Fs, channels, streams,
coupled_streams, mapping,
application, MAPPING_TYPE_NONE);
}
int opus_multistream_surround_encoder_init(
@ -496,6 +513,8 @@ int opus_multistream_surround_encoder_init(
int application
)
{
MappingType mapping_type;
if ((channels>255) || (channels<1))
return OPUS_BAD_ARG;
st->lfe_stream = -1;
@ -530,10 +549,32 @@ int opus_multistream_surround_encoder_init(
*coupled_streams=0;
for(i=0;i<channels;i++)
mapping[i] = i;
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
} else if (mapping_family==254)
{
int i;
*streams=channels;
*coupled_streams=0;
for(i=0;i<channels;i++)
mapping[i] = i;
#endif
} else
return OPUS_UNIMPLEMENTED;
return opus_multistream_encoder_init_impl(st, Fs, channels, *streams, *coupled_streams,
mapping, application, channels>2&&mapping_family==1);
if (channels>2 && mapping_family==1) {
mapping_type = MAPPING_TYPE_SURROUND;
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
} else if (mapping_family==254)
{
mapping_type = MAPPING_TYPE_AMBISONICS;
#endif
} else
{
mapping_type = MAPPING_TYPE_NONE;
}
return opus_multistream_encoder_init_impl(st, Fs, channels, *streams,
*coupled_streams, mapping,
application, mapping_type);
}
OpusMSEncoder *opus_multistream_encoder_create(
@ -618,24 +659,19 @@ OpusMSEncoder *opus_multistream_surround_encoder_create(
return st;
}
static opus_int32 surround_rate_allocation(
static void surround_rate_allocation(
OpusMSEncoder *st,
opus_int32 *rate,
int frame_size
int frame_size,
opus_int32 Fs
)
{
int i;
opus_int32 channel_rate;
opus_int32 Fs;
char *ptr;
int stream_offset;
int lfe_offset;
int coupled_ratio; /* Q8 */
int lfe_ratio; /* Q8 */
opus_int32 rate_sum=0;
ptr = (char*)st + align(sizeof(OpusMSEncoder));
opus_encoder_ctl((OpusEncoder*)ptr, OPUS_GET_SAMPLE_RATE(&Fs));
if (st->bitrate_bps > st->layout.nb_channels*40000)
stream_offset = 20000;
@ -688,6 +724,88 @@ static opus_int32 surround_rate_allocation(
rate[i] = stream_offset+channel_rate;
else
rate[i] = lfe_offset+(channel_rate*lfe_ratio>>8);
}
}
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
static void ambisonics_rate_allocation(
OpusMSEncoder *st,
opus_int32 *rate,
int frame_size,
opus_int32 Fs
)
{
int i;
int non_mono_rate;
int total_rate;
/* The mono channel gets (rate_ratio_num / rate_ratio_den) times as many bits
* as all other channels */
const int rate_ratio_num = 4;
const int rate_ratio_den = 3;
const int num_channels = st->layout.nb_streams;
if (st->bitrate_bps==OPUS_AUTO)
{
total_rate = num_channels * (20000 + st->layout.nb_streams*(Fs+60*Fs/frame_size));
} else if (st->bitrate_bps==OPUS_BITRATE_MAX)
{
total_rate = num_channels * 320000;
} else {
total_rate = st->bitrate_bps;
}
/* Let y be the non-mono rate and let p, q be integers such that the mono
* channel rate is (p/q) * y.
* Also let T be the total bitrate to allocate. Then
* (n - 1) y + (p/q) y = T
* y = (T q) / (qn - q + p)
*/
non_mono_rate =
total_rate * rate_ratio_den
/ (rate_ratio_den*num_channels + rate_ratio_num - rate_ratio_den);
#ifndef FIXED_POINT
if (st->variable_duration==OPUS_FRAMESIZE_VARIABLE && frame_size != Fs/50)
{
opus_int32 bonus = 60*(Fs/frame_size-50);
non_mono_rate += bonus;
}
#endif
rate[0] = total_rate - (num_channels - 1) * non_mono_rate;
for (i=1;i<st->layout.nb_streams;i++)
{
rate[i] = non_mono_rate;
}
}
#endif /* ENABLE_EXPERIMENTAL_AMBISONICS */
static opus_int32 rate_allocation(
OpusMSEncoder *st,
opus_int32 *rate,
int frame_size
)
{
int i;
opus_int32 rate_sum=0;
opus_int32 Fs;
char *ptr;
ptr = (char*)st + align(sizeof(OpusMSEncoder));
opus_encoder_ctl((OpusEncoder*)ptr, OPUS_GET_SAMPLE_RATE(&Fs));
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
if (st->mapping_type == MAPPING_TYPE_AMBISONICS) {
ambisonics_rate_allocation(st, rate, frame_size, Fs);
} else
#endif
{
surround_rate_allocation(st, rate, frame_size, Fs);
}
for (i=0;i<st->layout.nb_streams;i++)
{
rate[i] = IMAX(rate[i], 500);
rate_sum += rate[i];
}
@ -730,7 +848,7 @@ static int opus_multistream_encode_native
opus_int32 smallest_packet;
ALLOC_STACK;
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
preemph_mem = ms_get_preemph_mem(st);
mem = ms_get_window_mem(st);
@ -784,13 +902,13 @@ static int opus_multistream_encode_native
mono_size = opus_encoder_get_size(1);
ALLOC(bandSMR, 21*st->layout.nb_channels, opus_val16);
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
surround_analysis(celt_mode, pcm, bandSMR, mem, preemph_mem, frame_size, 120, st->layout.nb_channels, Fs, copy_channel_in, st->arch);
}
/* Compute bitrate allocation between streams (this could be a lot better) */
rate_sum = surround_rate_allocation(st, bitrates, frame_size);
rate_sum = rate_allocation(st, bitrates, frame_size);
if (!vbr)
{
@ -813,7 +931,7 @@ static int opus_multistream_encode_native
else
ptr += align(mono_size);
opus_encoder_ctl(enc, OPUS_SET_BITRATE(bitrates[s]));
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
opus_int32 equiv_rate;
equiv_rate = st->bitrate_bps;
@ -834,6 +952,11 @@ static int opus_multistream_encode_native
opus_encoder_ctl(enc, OPUS_SET_FORCE_CHANNELS(2));
}
}
#ifdef ENABLE_EXPERIMENTAL_AMBISONICS
else if (st->mapping_type == MAPPING_TYPE_AMBISONICS) {
opus_encoder_ctl(enc, OPUS_SET_FORCE_MODE(MODE_CELT_ONLY));
}
#endif
}
ptr = (char*)st + align(sizeof(OpusMSEncoder));
@ -845,6 +968,7 @@ static int opus_multistream_encode_native
int len;
int curr_max;
int c1, c2;
int ret;
opus_repacketizer_init(&rp);
enc = (OpusEncoder*)ptr;
@ -859,7 +983,7 @@ static int opus_multistream_encode_native
(*copy_channel_in)(buf+1, 2,
pcm, st->layout.nb_channels, right, frame_size);
ptr += align(coupled_size);
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
for (i=0;i<21;i++)
{
@ -875,7 +999,7 @@ static int opus_multistream_encode_native
(*copy_channel_in)(buf, 1,
pcm, st->layout.nb_channels, chan, frame_size);
ptr += align(mono_size);
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
for (i=0;i<21;i++)
bandLogE[i] = bandSMR[21*chan+i];
@ -883,7 +1007,7 @@ static int opus_multistream_encode_native
c1 = chan;
c2 = -1;
}
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
opus_encoder_ctl(enc, OPUS_SET_ENERGY_MASK(bandLogE));
/* number of bytes left (+Toc) */
curr_max = max_data_bytes - tot_size;
@ -904,7 +1028,14 @@ static int opus_multistream_encode_native
/* We need to use the repacketizer to add the self-delimiting lengths
while taking into account the fact that the encoder can now return
more than one frame at a time (e.g. 60 ms CELT-only) */
opus_repacketizer_cat(&rp, tmp_data, len);
ret = opus_repacketizer_cat(&rp, tmp_data, len);
/* If the opus_repacketizer_cat() fails, then something's seriously wrong
with the encoder. */
if (ret != OPUS_OK)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
len = opus_repacketizer_out_range_impl(&rp, 0, opus_repacketizer_get_nb_frames(&rp),
data, max_data_bytes-tot_size, s != st->layout.nb_streams-1, !vbr && s == st->layout.nb_streams-1);
data += len;
@ -1183,7 +1314,7 @@ int opus_multistream_encoder_ctl(OpusMSEncoder *st, int request, ...)
{
int s;
st->subframe_mem[0] = st->subframe_mem[1] = st->subframe_mem[2] = 0;
if (st->surround)
if (st->mapping_type == MAPPING_TYPE_SURROUND)
{
OPUS_CLEAR(ms_get_preemph_mem(st), st->layout.nb_channels);
OPUS_CLEAR(ms_get_window_mem(st), st->layout.nb_channels*120);

4
thirdparty/opus/repacketizer.c vendored
View file

@ -249,7 +249,9 @@ int opus_packet_pad(unsigned char *data, opus_int32 len, opus_int32 new_len)
opus_repacketizer_init(&rp);
/* Moving payload to the end of the packet so we can do in-place padding */
OPUS_MOVE(data+new_len-len, data, len);
opus_repacketizer_cat(&rp, data+new_len-len, len);
ret = opus_repacketizer_cat(&rp, data+new_len-len, len);
if (ret != OPUS_OK)
return ret;
ret = opus_repacketizer_out_range_impl(&rp, 0, rp.nb_frames, data, new_len, 0, 1);
if (ret > 0)
return OPUS_OK;