mirror of
https://github.com/FFmpeg/FFmpeg.git
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Merge commit 'fd41cb43702498948ff14ba8c284fd5c15fc729d'
* commit 'fd41cb43702498948ff14ba8c284fd5c15fc729d': avconv: improve sample format negotiation for decoder request Opus encoder using libopus mpegts: Drop pointless casting of hex_dump_debug arguments avformat: const correctness for av_hex_dump / av_hex_dump_log wmadec: Adjust debug printf argument length modifier Conflicts: Changelog ffmpeg.c libavcodec/libopusdec.c libavcodec/version.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
commit
82db8ee321
@ -4,6 +4,7 @@ releases are sorted from youngest to oldest.
|
||||
version next:
|
||||
- stream disposition information printing in ffprobe
|
||||
- filter for loudness analysis following EBU R128
|
||||
- Opus encoder using libopus
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||||
|
||||
|
||||
version 1.0:
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||||
|
1
configure
vendored
1
configure
vendored
@ -1768,6 +1768,7 @@ libopencore_amrwb_decoder_deps="libopencore_amrwb"
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||||
libopenjpeg_decoder_deps="libopenjpeg"
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||||
libopenjpeg_encoder_deps="libopenjpeg"
|
||||
libopus_decoder_deps="libopus"
|
||||
libopus_encoder_deps="libopus"
|
||||
libschroedinger_decoder_deps="libschroedinger"
|
||||
libschroedinger_encoder_deps="libschroedinger"
|
||||
libspeex_decoder_deps="libspeex"
|
||||
|
@ -813,7 +813,7 @@ following image formats are supported:
|
||||
@item Musepack SV7 @tab @tab X
|
||||
@item Musepack SV8 @tab @tab X
|
||||
@item Nellymoser Asao @tab X @tab X
|
||||
@item Opus @tab @tab E
|
||||
@item Opus @tab E @tab E
|
||||
@tab supported through external library libopus
|
||||
@item PCM A-law @tab X @tab X
|
||||
@item PCM mu-law @tab X @tab X
|
||||
|
@ -657,7 +657,10 @@ OBJS-$(CONFIG_LIBOPENCORE_AMRNB_ENCODER) += libopencore-amr.o \
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRWB_DECODER) += libopencore-amr.o
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||||
OBJS-$(CONFIG_LIBOPENJPEG_DECODER) += libopenjpegdec.o
|
||||
OBJS-$(CONFIG_LIBOPENJPEG_ENCODER) += libopenjpegenc.o
|
||||
OBJS-$(CONFIG_LIBOPUS_DECODER) += libopusdec.o vorbis_data.o
|
||||
OBJS-$(CONFIG_LIBOPUS_DECODER) += libopusdec.o libopus.o \
|
||||
vorbis_data.o
|
||||
OBJS-$(CONFIG_LIBOPUS_ENCODER) += libopusenc.o libopus.o \
|
||||
vorbis_data.o audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBSCHROEDINGER_DECODER) += libschroedingerdec.o \
|
||||
libschroedinger.o
|
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OBJS-$(CONFIG_LIBSCHROEDINGER_ENCODER) += libschroedingerenc.o \
|
||||
|
@ -436,7 +436,7 @@ void avcodec_register_all(void)
|
||||
REGISTER_ENCDEC (LIBOPENCORE_AMRNB, libopencore_amrnb);
|
||||
REGISTER_DECODER (LIBOPENCORE_AMRWB, libopencore_amrwb);
|
||||
REGISTER_ENCDEC (LIBOPENJPEG, libopenjpeg);
|
||||
REGISTER_DECODER (LIBOPUS, libopus);
|
||||
REGISTER_ENCDEC (LIBOPUS, libopus);
|
||||
REGISTER_ENCDEC (LIBSCHROEDINGER, libschroedinger);
|
||||
REGISTER_ENCDEC (LIBSPEEX, libspeex);
|
||||
REGISTER_DECODER (LIBSTAGEFRIGHT_H264, libstagefright_h264);
|
||||
|
48
libavcodec/libopus.c
Normal file
48
libavcodec/libopus.c
Normal file
@ -0,0 +1,48 @@
|
||||
/*
|
||||
* libopus encoder/decoder common code
|
||||
* Copyright (c) 2012 Nicolas George
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#include <opus_defines.h>
|
||||
|
||||
#include "libavutil/common.h"
|
||||
#include "libavutil/error.h"
|
||||
#include "libopus.h"
|
||||
|
||||
int ff_opus_error_to_averror(int err)
|
||||
{
|
||||
switch (err) {
|
||||
case OPUS_BAD_ARG:
|
||||
return AVERROR(EINVAL);
|
||||
case OPUS_BUFFER_TOO_SMALL:
|
||||
return AVERROR_UNKNOWN;
|
||||
case OPUS_INTERNAL_ERROR:
|
||||
return AVERROR(EFAULT);
|
||||
case OPUS_INVALID_PACKET:
|
||||
return AVERROR_INVALIDDATA;
|
||||
case OPUS_UNIMPLEMENTED:
|
||||
return AVERROR(ENOSYS);
|
||||
case OPUS_INVALID_STATE:
|
||||
return AVERROR_UNKNOWN;
|
||||
case OPUS_ALLOC_FAIL:
|
||||
return AVERROR(ENOMEM);
|
||||
default:
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
}
|
27
libavcodec/libopus.h
Normal file
27
libavcodec/libopus.h
Normal file
@ -0,0 +1,27 @@
|
||||
/*
|
||||
* libopus encoder/decoder common code
|
||||
* Copyright (c) 2012 Nicolas George
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef AVCODEC_LIBOPUS_H
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||||
#define AVCODEC_LIBOPUS_H
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||||
|
||||
int ff_opus_error_to_averror(int err);
|
||||
|
||||
#endif /* AVCODEC_LIBOPUS_H */
|
@ -22,13 +22,13 @@
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||||
#include <opus.h>
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||||
#include <opus_multistream.h>
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||||
|
||||
#include "libavutil/common.h"
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||||
#include "libavutil/avassert.h"
|
||||
#include "libavutil/intreadwrite.h"
|
||||
#include "avcodec.h"
|
||||
#include "internal.h"
|
||||
#include "vorbis.h"
|
||||
#include "mathops.h"
|
||||
#include "libopus.h"
|
||||
|
||||
struct libopus_context {
|
||||
OpusMSDecoder *dec;
|
||||
@ -39,20 +39,6 @@ struct libopus_context {
|
||||
#endif
|
||||
};
|
||||
|
||||
static int opus_error_to_averror(int err)
|
||||
{
|
||||
switch (err) {
|
||||
case OPUS_BAD_ARG: return AVERROR(EINVAL);
|
||||
case OPUS_BUFFER_TOO_SMALL: return AVERROR_BUFFER_TOO_SMALL;
|
||||
case OPUS_INTERNAL_ERROR: return AVERROR(EFAULT);
|
||||
case OPUS_INVALID_PACKET: return AVERROR_INVALIDDATA;
|
||||
case OPUS_UNIMPLEMENTED: return AVERROR(ENOSYS);
|
||||
case OPUS_INVALID_STATE: return AVERROR_EXTERNAL;
|
||||
case OPUS_ALLOC_FAIL: return AVERROR(ENOMEM);
|
||||
default: return AVERROR(EINVAL);
|
||||
}
|
||||
}
|
||||
|
||||
#define OPUS_HEAD_SIZE 19
|
||||
|
||||
static av_cold int libopus_decode_init(AVCodecContext *avc)
|
||||
@ -105,7 +91,7 @@ static av_cold int libopus_decode_init(AVCodecContext *avc)
|
||||
if (!opus->dec) {
|
||||
av_log(avc, AV_LOG_ERROR, "Unable to create decoder: %s\n",
|
||||
opus_strerror(ret));
|
||||
return opus_error_to_averror(ret);
|
||||
return ff_opus_error_to_averror(ret);
|
||||
}
|
||||
|
||||
#ifdef OPUS_SET_GAIN
|
||||
@ -165,7 +151,7 @@ static int libopus_decode(AVCodecContext *avc, void *frame,
|
||||
if (nb_samples < 0) {
|
||||
av_log(avc, AV_LOG_ERROR, "Decoding error: %s\n",
|
||||
opus_strerror(nb_samples));
|
||||
return opus_error_to_averror(nb_samples);
|
||||
return ff_opus_error_to_averror(nb_samples);
|
||||
}
|
||||
|
||||
#ifndef OPUS_SET_GAIN
|
||||
|
421
libavcodec/libopusenc.c
Normal file
421
libavcodec/libopusenc.c
Normal file
@ -0,0 +1,421 @@
|
||||
/*
|
||||
* Opus encoder using libopus
|
||||
* Copyright (c) 2012 Nathan Caldwell
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#include <opus.h>
|
||||
#include <opus_multistream.h>
|
||||
|
||||
#include "libavutil/opt.h"
|
||||
#include "avcodec.h"
|
||||
#include "bytestream.h"
|
||||
#include "internal.h"
|
||||
#include "libopus.h"
|
||||
#include "vorbis.h"
|
||||
#include "audio_frame_queue.h"
|
||||
|
||||
typedef struct LibopusEncOpts {
|
||||
int vbr;
|
||||
int application;
|
||||
int packet_loss;
|
||||
int complexity;
|
||||
float frame_duration;
|
||||
int packet_size;
|
||||
int max_bandwidth;
|
||||
} LibopusEncOpts;
|
||||
|
||||
typedef struct LibopusEncContext {
|
||||
AVClass *class;
|
||||
OpusMSEncoder *enc;
|
||||
int stream_count;
|
||||
uint8_t *samples;
|
||||
LibopusEncOpts opts;
|
||||
AudioFrameQueue afq;
|
||||
} LibopusEncContext;
|
||||
|
||||
static const uint8_t opus_coupled_streams[8] = {
|
||||
0, 1, 1, 2, 2, 2, 2, 3
|
||||
};
|
||||
|
||||
/* Opus internal to Vorbis channel order mapping written in the header */
|
||||
static const uint8_t opus_vorbis_channel_map[8][8] = {
|
||||
{ 0 },
|
||||
{ 0, 1 },
|
||||
{ 0, 2, 1 },
|
||||
{ 0, 1, 2, 3 },
|
||||
{ 0, 4, 1, 2, 3 },
|
||||
{ 0, 4, 1, 2, 3, 5 },
|
||||
{ 0, 4, 1, 2, 3, 5, 6 },
|
||||
{ 0, 6, 1, 2, 3, 4, 5, 7 },
|
||||
};
|
||||
|
||||
/* libav to libopus channel order mapping, passed to libopus */
|
||||
static const uint8_t libav_libopus_channel_map[8][8] = {
|
||||
{ 0 },
|
||||
{ 0, 1 },
|
||||
{ 0, 1, 2 },
|
||||
{ 0, 1, 2, 3 },
|
||||
{ 0, 1, 3, 4, 2 },
|
||||
{ 0, 1, 4, 5, 2, 3 },
|
||||
{ 0, 1, 5, 6, 2, 4, 3 },
|
||||
{ 0, 1, 6, 7, 4, 5, 2, 3 },
|
||||
};
|
||||
|
||||
static void libopus_write_header(AVCodecContext *avctx, int stream_count,
|
||||
int coupled_stream_count,
|
||||
const uint8_t *channel_mapping)
|
||||
{
|
||||
uint8_t *p = avctx->extradata;
|
||||
int channels = avctx->channels;
|
||||
|
||||
bytestream_put_buffer(&p, "OpusHead", 8);
|
||||
bytestream_put_byte(&p, 1); /* Version */
|
||||
bytestream_put_byte(&p, channels);
|
||||
bytestream_put_le16(&p, avctx->delay); /* Lookahead samples at 48kHz */
|
||||
bytestream_put_le32(&p, avctx->sample_rate); /* Original sample rate */
|
||||
bytestream_put_le16(&p, 0); /* Gain of 0dB is recommended. */
|
||||
|
||||
/* Channel mapping */
|
||||
if (channels > 2) {
|
||||
bytestream_put_byte(&p, channels <= 8 ? 1 : 255);
|
||||
bytestream_put_byte(&p, stream_count);
|
||||
bytestream_put_byte(&p, coupled_stream_count);
|
||||
bytestream_put_buffer(&p, channel_mapping, channels);
|
||||
} else {
|
||||
bytestream_put_byte(&p, 0);
|
||||
}
|
||||
}
|
||||
|
||||
static int libopus_configure_encoder(AVCodecContext *avctx, OpusMSEncoder *enc,
|
||||
LibopusEncOpts *opts)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc, OPUS_SET_BITRATE(avctx->bit_rate));
|
||||
if (ret != OPUS_OK) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Failed to set bitrate: %s\n", opus_strerror(ret));
|
||||
return ret;
|
||||
}
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc,
|
||||
OPUS_SET_COMPLEXITY(opts->complexity));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to set complexity: %s\n", opus_strerror(ret));
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc, OPUS_SET_VBR(!!opts->vbr));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to set VBR: %s\n", opus_strerror(ret));
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc,
|
||||
OPUS_SET_VBR_CONSTRAINT(opts->vbr == 2));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to set constrained VBR: %s\n", opus_strerror(ret));
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc,
|
||||
OPUS_SET_PACKET_LOSS_PERC(opts->packet_loss));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to set expected packet loss percentage: %s\n",
|
||||
opus_strerror(ret));
|
||||
|
||||
if (avctx->cutoff) {
|
||||
ret = opus_multistream_encoder_ctl(enc,
|
||||
OPUS_SET_MAX_BANDWIDTH(opts->max_bandwidth));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to set maximum bandwidth: %s\n", opus_strerror(ret));
|
||||
}
|
||||
|
||||
return OPUS_OK;
|
||||
}
|
||||
|
||||
static int av_cold libopus_encode_init(AVCodecContext *avctx)
|
||||
{
|
||||
LibopusEncContext *opus = avctx->priv_data;
|
||||
const uint8_t *channel_mapping;
|
||||
OpusMSEncoder *enc;
|
||||
int ret = OPUS_OK;
|
||||
int coupled_stream_count, header_size, frame_size;
|
||||
|
||||
coupled_stream_count = opus_coupled_streams[avctx->channels - 1];
|
||||
opus->stream_count = avctx->channels - coupled_stream_count;
|
||||
channel_mapping = libav_libopus_channel_map[avctx->channels - 1];
|
||||
|
||||
/* FIXME: Opus can handle up to 255 channels. However, the mapping for
|
||||
* anything greater than 8 is undefined. */
|
||||
if (avctx->channels > 8)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Channel layout undefined for %d channels.\n", avctx->channels);
|
||||
|
||||
if (!avctx->bit_rate) {
|
||||
/* Sane default copied from opusenc */
|
||||
avctx->bit_rate = 64000 * opus->stream_count +
|
||||
32000 * coupled_stream_count;
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"No bit rate set. Defaulting to %d bps.\n", avctx->bit_rate);
|
||||
}
|
||||
|
||||
if (avctx->bit_rate < 500 || avctx->bit_rate > 256000 * avctx->channels) {
|
||||
av_log(avctx, AV_LOG_ERROR, "The bit rate %d bps is unsupported. "
|
||||
"Please choose a value between 500 and %d.\n", avctx->bit_rate,
|
||||
256000 * avctx->channels);
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
|
||||
frame_size = opus->opts.frame_duration * 48000 / 1000;
|
||||
switch (frame_size) {
|
||||
case 120:
|
||||
case 240:
|
||||
if (opus->opts.application != OPUS_APPLICATION_RESTRICTED_LOWDELAY)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"LPC mode cannot be used with a frame duration of less "
|
||||
"than 10ms. Enabling restricted low-delay mode.\n"
|
||||
"Use a longer frame duration if this is not what you want.\n");
|
||||
/* Frame sizes less than 10 ms can only use MDCT mode, so switching to
|
||||
* RESTRICTED_LOWDELAY avoids an unnecessary extra 2.5ms lookahead. */
|
||||
opus->opts.application = OPUS_APPLICATION_RESTRICTED_LOWDELAY;
|
||||
case 480:
|
||||
case 960:
|
||||
case 1920:
|
||||
case 2880:
|
||||
opus->opts.packet_size =
|
||||
avctx->frame_size = frame_size * avctx->sample_rate / 48000;
|
||||
break;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_ERROR, "Invalid frame duration: %g.\n"
|
||||
"Frame duration must be exactly one of: 2.5, 5, 10, 20, 40 or 60.\n",
|
||||
opus->opts.frame_duration);
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
|
||||
if (avctx->compression_level < 0 || avctx->compression_level > 10) {
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Compression level must be in the range 0 to 10. "
|
||||
"Defaulting to 10.\n");
|
||||
opus->opts.complexity = 10;
|
||||
} else {
|
||||
opus->opts.complexity = avctx->compression_level;
|
||||
}
|
||||
|
||||
if (avctx->cutoff) {
|
||||
switch (avctx->cutoff) {
|
||||
case 4000:
|
||||
opus->opts.max_bandwidth = OPUS_BANDWIDTH_NARROWBAND;
|
||||
break;
|
||||
case 6000:
|
||||
opus->opts.max_bandwidth = OPUS_BANDWIDTH_MEDIUMBAND;
|
||||
break;
|
||||
case 8000:
|
||||
opus->opts.max_bandwidth = OPUS_BANDWIDTH_WIDEBAND;
|
||||
break;
|
||||
case 12000:
|
||||
opus->opts.max_bandwidth = OPUS_BANDWIDTH_SUPERWIDEBAND;
|
||||
break;
|
||||
case 20000:
|
||||
opus->opts.max_bandwidth = OPUS_BANDWIDTH_FULLBAND;
|
||||
break;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Invalid frequency cutoff: %d. Using default maximum bandwidth.\n"
|
||||
"Cutoff frequency must be exactly one of: 4000, 6000, 8000, 12000 or 20000.\n",
|
||||
avctx->cutoff);
|
||||
avctx->cutoff = 0;
|
||||
}
|
||||
}
|
||||
|
||||
enc = opus_multistream_encoder_create(avctx->sample_rate, avctx->channels,
|
||||
opus->stream_count,
|
||||
coupled_stream_count,
|
||||
channel_mapping,
|
||||
opus->opts.application, &ret);
|
||||
if (ret != OPUS_OK) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Failed to create encoder: %s\n", opus_strerror(ret));
|
||||
return ff_opus_error_to_averror(ret);
|
||||
}
|
||||
|
||||
ret = libopus_configure_encoder(avctx, enc, &opus->opts);
|
||||
if (ret != OPUS_OK) {
|
||||
ret = ff_opus_error_to_averror(ret);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
header_size = 19 + (avctx->channels > 2 ? 2 + avctx->channels : 0);
|
||||
avctx->extradata = av_malloc(header_size + FF_INPUT_BUFFER_PADDING_SIZE);
|
||||
if (!avctx->extradata) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Failed to allocate extradata.\n");
|
||||
ret = AVERROR(ENOMEM);
|
||||
goto fail;
|
||||
}
|
||||
avctx->extradata_size = header_size;
|
||||
|
||||
opus->samples = av_mallocz(frame_size * avctx->channels *
|
||||
av_get_bytes_per_sample(avctx->sample_fmt));
|
||||
if (!opus->samples) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Failed to allocate samples buffer.\n");
|
||||
ret = AVERROR(ENOMEM);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
ret = opus_multistream_encoder_ctl(enc, OPUS_GET_LOOKAHEAD(&avctx->delay));
|
||||
if (ret != OPUS_OK)
|
||||
av_log(avctx, AV_LOG_WARNING,
|
||||
"Unable to get number of lookahead samples: %s\n",
|
||||
opus_strerror(ret));
|
||||
|
||||
libopus_write_header(avctx, opus->stream_count, coupled_stream_count,
|
||||
opus_vorbis_channel_map[avctx->channels - 1]);
|
||||
|
||||
ff_af_queue_init(avctx, &opus->afq);
|
||||
|
||||
opus->enc = enc;
|
||||
|
||||
return 0;
|
||||
|
||||
fail:
|
||||
opus_multistream_encoder_destroy(enc);
|
||||
av_freep(&avctx->extradata);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int libopus_encode(AVCodecContext *avctx, AVPacket *avpkt,
|
||||
const AVFrame *frame, int *got_packet_ptr)
|
||||
{
|
||||
LibopusEncContext *opus = avctx->priv_data;
|
||||
const int sample_size = avctx->channels *
|
||||
av_get_bytes_per_sample(avctx->sample_fmt);
|
||||
uint8_t *audio;
|
||||
int ret;
|
||||
|
||||
if (frame) {
|
||||
ff_af_queue_add(&opus->afq, frame);
|
||||
if (frame->nb_samples < opus->opts.packet_size) {
|
||||
audio = opus->samples;
|
||||
memcpy(audio, frame->data[0], frame->nb_samples * sample_size);
|
||||
} else
|
||||
audio = frame->data[0];
|
||||
} else {
|
||||
if (!opus->afq.remaining_samples)
|
||||
return 0;
|
||||
audio = opus->samples;
|
||||
memset(audio, 0, opus->opts.packet_size * sample_size);
|
||||
}
|
||||
|
||||
/* Maximum packet size taken from opusenc in opus-tools. 60ms packets
|
||||
* consist of 3 frames in one packet. The maximum frame size is 1275
|
||||
* bytes along with the largest possible packet header of 7 bytes. */
|
||||
if (ret = ff_alloc_packet(avpkt, (1275 * 3 + 7) * opus->stream_count)) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (avctx->sample_fmt == AV_SAMPLE_FMT_FLT)
|
||||
ret = opus_multistream_encode_float(opus->enc, (float *)audio,
|
||||
opus->opts.packet_size,
|
||||
avpkt->data, avpkt->size);
|
||||
else
|
||||
ret = opus_multistream_encode(opus->enc, (opus_int16 *)audio,
|
||||
opus->opts.packet_size,
|
||||
avpkt->data, avpkt->size);
|
||||
|
||||
if (ret < 0) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Error encoding frame: %s\n", opus_strerror(ret));
|
||||
return ff_opus_error_to_averror(ret);
|
||||
}
|
||||
|
||||
av_shrink_packet(avpkt, ret);
|
||||
|
||||
ff_af_queue_remove(&opus->afq, opus->opts.packet_size,
|
||||
&avpkt->pts, &avpkt->duration);
|
||||
|
||||
*got_packet_ptr = 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int av_cold libopus_encode_close(AVCodecContext *avctx)
|
||||
{
|
||||
LibopusEncContext *opus = avctx->priv_data;
|
||||
|
||||
opus_multistream_encoder_destroy(opus->enc);
|
||||
|
||||
ff_af_queue_close(&opus->afq);
|
||||
|
||||
av_freep(&opus->samples);
|
||||
av_freep(&avctx->extradata);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#define OFFSET(x) offsetof(LibopusEncContext, opts.x)
|
||||
#define FLAGS AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
|
||||
static const AVOption libopus_options[] = {
|
||||
{ "application", "Intended application type", OFFSET(application), AV_OPT_TYPE_INT, { .i64 = OPUS_APPLICATION_AUDIO }, OPUS_APPLICATION_VOIP, OPUS_APPLICATION_RESTRICTED_LOWDELAY, FLAGS, "application" },
|
||||
{ "voip", "Favor improved speech intelligibility", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_VOIP }, 0, 0, FLAGS, "application" },
|
||||
{ "audio", "Favor faithfulness to the input", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_AUDIO }, 0, 0, FLAGS, "application" },
|
||||
{ "lowdelay", "Restrict to only the lowest delay modes", 0, AV_OPT_TYPE_CONST, { .i64 = OPUS_APPLICATION_RESTRICTED_LOWDELAY }, 0, 0, FLAGS, "application" },
|
||||
{ "frame_duration", "Duration of a frame in milliseconds", OFFSET(frame_duration), AV_OPT_TYPE_FLOAT, { .dbl = 10.0 }, 2.5, 60.0, FLAGS },
|
||||
{ "packet_loss", "Expected packet loss percentage", OFFSET(packet_loss), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, FLAGS },
|
||||
{ "vbr", "Variable bit rate mode", OFFSET(vbr), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 2, FLAGS, "vbr" },
|
||||
{ "off", "Use constant bit rate", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, FLAGS, "vbr" },
|
||||
{ "on", "Use variable bit rate", 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, 0, 0, FLAGS, "vbr" },
|
||||
{ "constrained", "Use constrained VBR", 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, 0, 0, FLAGS, "vbr" },
|
||||
{ NULL },
|
||||
};
|
||||
|
||||
static const AVClass libopus_class = {
|
||||
.class_name = "libopus",
|
||||
.item_name = av_default_item_name,
|
||||
.option = libopus_options,
|
||||
.version = LIBAVUTIL_VERSION_INT,
|
||||
};
|
||||
|
||||
static const AVCodecDefault libopus_defaults[] = {
|
||||
{ "b", "0" },
|
||||
{ "compression_level", "10" },
|
||||
{ NULL },
|
||||
};
|
||||
|
||||
static const int libopus_sample_rates[] = {
|
||||
48000, 24000, 16000, 12000, 8000, 0,
|
||||
};
|
||||
|
||||
AVCodec ff_libopus_encoder = {
|
||||
.name = "libopus",
|
||||
.type = AVMEDIA_TYPE_AUDIO,
|
||||
.id = AV_CODEC_ID_OPUS,
|
||||
.priv_data_size = sizeof(LibopusEncContext),
|
||||
.init = libopus_encode_init,
|
||||
.encode2 = libopus_encode,
|
||||
.close = libopus_encode_close,
|
||||
.capabilities = CODEC_CAP_DELAY | CODEC_CAP_SMALL_LAST_FRAME,
|
||||
.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16,
|
||||
AV_SAMPLE_FMT_FLT,
|
||||
AV_SAMPLE_FMT_NONE },
|
||||
.channel_layouts = ff_vorbis_channel_layouts,
|
||||
.supported_samplerates = libopus_sample_rates,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("libopus Opus"),
|
||||
.priv_class = &libopus_class,
|
||||
.defaults = libopus_defaults,
|
||||
};
|
@ -29,7 +29,7 @@
|
||||
#include "libavutil/avutil.h"
|
||||
|
||||
#define LIBAVCODEC_VERSION_MAJOR 54
|
||||
#define LIBAVCODEC_VERSION_MINOR 62
|
||||
#define LIBAVCODEC_VERSION_MINOR 63
|
||||
#define LIBAVCODEC_VERSION_MICRO 100
|
||||
|
||||
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
|
||||
|
@ -926,7 +926,7 @@ static int wma_decode_superframe(AVCodecContext *avctx, void *data,
|
||||
samples += s->nb_channels * s->frame_len;
|
||||
}
|
||||
|
||||
av_dlog(s->avctx, "%d %d %d %d outbytes:%d eaten:%d\n",
|
||||
av_dlog(s->avctx, "%d %d %d %d outbytes:%td eaten:%d\n",
|
||||
s->frame_len_bits, s->block_len_bits, s->frame_len, s->block_len,
|
||||
(int8_t *)samples - (int8_t *)data, s->block_align);
|
||||
|
||||
|
@ -1813,7 +1813,7 @@ int av_get_output_timestamp(struct AVFormatContext *s, int stream,
|
||||
*
|
||||
* @see av_hex_dump_log, av_pkt_dump2, av_pkt_dump_log2
|
||||
*/
|
||||
void av_hex_dump(FILE *f, uint8_t *buf, int size);
|
||||
void av_hex_dump(FILE *f, const uint8_t *buf, int size);
|
||||
|
||||
/**
|
||||
* Send a nice hexadecimal dump of a buffer to the log.
|
||||
@ -1827,7 +1827,7 @@ void av_hex_dump(FILE *f, uint8_t *buf, int size);
|
||||
*
|
||||
* @see av_hex_dump, av_pkt_dump2, av_pkt_dump_log2
|
||||
*/
|
||||
void av_hex_dump_log(void *avcl, int level, uint8_t *buf, int size);
|
||||
void av_hex_dump_log(void *avcl, int level, const uint8_t *buf, int size);
|
||||
|
||||
/**
|
||||
* Send a nice dump of a packet to the specified file stream.
|
||||
|
@ -1414,7 +1414,7 @@ static void pmt_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
|
||||
int i;
|
||||
|
||||
av_dlog(ts->stream, "PMT: len %i\n", section_len);
|
||||
hex_dump_debug(ts->stream, (uint8_t *)section, section_len);
|
||||
hex_dump_debug(ts->stream, section, section_len);
|
||||
|
||||
p_end = section + section_len - 4;
|
||||
p = section;
|
||||
@ -1553,7 +1553,7 @@ static void pat_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
|
||||
AVProgram *program;
|
||||
|
||||
av_dlog(ts->stream, "PAT:\n");
|
||||
hex_dump_debug(ts->stream, (uint8_t *)section, section_len);
|
||||
hex_dump_debug(ts->stream, section, section_len);
|
||||
|
||||
p_end = section + section_len - 4;
|
||||
p = section;
|
||||
@ -1601,7 +1601,7 @@ static void sdt_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
|
||||
char *name, *provider_name;
|
||||
|
||||
av_dlog(ts->stream, "SDT:\n");
|
||||
hex_dump_debug(ts->stream, (uint8_t *)section, section_len);
|
||||
hex_dump_debug(ts->stream, section, section_len);
|
||||
|
||||
p_end = section + section_len - 4;
|
||||
p = section;
|
||||
|
@ -4146,7 +4146,8 @@ int av_get_frame_filename(char *buf, int buf_size,
|
||||
return -1;
|
||||
}
|
||||
|
||||
static void hex_dump_internal(void *avcl, FILE *f, int level, uint8_t *buf, int size)
|
||||
static void hex_dump_internal(void *avcl, FILE *f, int level,
|
||||
const uint8_t *buf, int size)
|
||||
{
|
||||
int len, i, j, c;
|
||||
#undef fprintf
|
||||
@ -4175,12 +4176,12 @@ static void hex_dump_internal(void *avcl, FILE *f, int level, uint8_t *buf, int
|
||||
#undef PRINT
|
||||
}
|
||||
|
||||
void av_hex_dump(FILE *f, uint8_t *buf, int size)
|
||||
void av_hex_dump(FILE *f, const uint8_t *buf, int size)
|
||||
{
|
||||
hex_dump_internal(NULL, f, 0, buf, size);
|
||||
}
|
||||
|
||||
void av_hex_dump_log(void *avcl, int level, uint8_t *buf, int size)
|
||||
void av_hex_dump_log(void *avcl, int level, const uint8_t *buf, int size)
|
||||
{
|
||||
hex_dump_internal(avcl, NULL, level, buf, size);
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user