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pineapple-src/externals/ffmpeg/libavformat/rawenc.c
pineappleEA 3d5a9d908a early-access version 1432
2021-02-09 04:25:58 +01:00

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/*
* RAW muxers
* Copyright (c) 2001 Fabrice Bellard
* Copyright (c) 2005 Alex Beregszaszi
*
* 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 "libavutil/intreadwrite.h"
#include "avformat.h"
#include "rawenc.h"
#include "internal.h"
int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
{
avio_write(s->pb, pkt->data, pkt->size);
return 0;
}
static int force_one_stream(AVFormatContext *s)
{
if (s->nb_streams != 1) {
av_log(s, AV_LOG_ERROR, "%s files have exactly one stream\n",
s->oformat->name);
return AVERROR(EINVAL);
}
if ( s->oformat->audio_codec != AV_CODEC_ID_NONE
&& s->streams[0]->codecpar->codec_type != AVMEDIA_TYPE_AUDIO) {
av_log(s, AV_LOG_ERROR, "%s files have exactly one audio stream\n",
s->oformat->name);
return AVERROR(EINVAL);
}
if ( s->oformat->video_codec != AV_CODEC_ID_NONE
&& s->streams[0]->codecpar->codec_type != AVMEDIA_TYPE_VIDEO) {
av_log(s, AV_LOG_ERROR, "%s files have exactly one video stream\n",
s->oformat->name);
return AVERROR(EINVAL);
}
return 0;
}
/* Note: Do not forget to add new entries to the Makefile as well. */
#if CONFIG_AC3_MUXER
AVOutputFormat ff_ac3_muxer = {
.name = "ac3",
.long_name = NULL_IF_CONFIG_SMALL("raw AC-3"),
.mime_type = "audio/x-ac3",
.extensions = "ac3",
.audio_codec = AV_CODEC_ID_AC3,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_ADX_MUXER
static int adx_write_trailer(AVFormatContext *s)
{
AVIOContext *pb = s->pb;
AVCodecParameters *par = s->streams[0]->codecpar;
if (pb->seekable & AVIO_SEEKABLE_NORMAL) {
int64_t file_size = avio_tell(pb);
uint64_t sample_count = (file_size - 36) / par->channels / 18 * 32;
if (sample_count <= UINT32_MAX) {
avio_seek(pb, 12, SEEK_SET);
avio_wb32(pb, sample_count);
avio_seek(pb, file_size, SEEK_SET);
}
}
return 0;
}
AVOutputFormat ff_adx_muxer = {
.name = "adx",
.long_name = NULL_IF_CONFIG_SMALL("CRI ADX"),
.extensions = "adx",
.audio_codec = AV_CODEC_ID_ADPCM_ADX,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.write_trailer = adx_write_trailer,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_APTX_MUXER
AVOutputFormat ff_aptx_muxer = {
.name = "aptx",
.long_name = NULL_IF_CONFIG_SMALL("raw aptX (Audio Processing Technology for Bluetooth)"),
.extensions = "aptx",
.audio_codec = AV_CODEC_ID_APTX,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_APTX_HD_MUXER
AVOutputFormat ff_aptx_hd_muxer = {
.name = "aptx_hd",
.long_name = NULL_IF_CONFIG_SMALL("raw aptX HD (Audio Processing Technology for Bluetooth)"),
.extensions = "aptxhd",
.audio_codec = AV_CODEC_ID_APTX_HD,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_AVS2_MUXER
AVOutputFormat ff_avs2_muxer = {
.name = "avs2",
.long_name = NULL_IF_CONFIG_SMALL("raw AVS2-P2/IEEE1857.4 video"),
.extensions = "avs,avs2",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_AVS2,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_CAVSVIDEO_MUXER
AVOutputFormat ff_cavsvideo_muxer = {
.name = "cavsvideo",
.long_name = NULL_IF_CONFIG_SMALL("raw Chinese AVS (Audio Video Standard) video"),
.extensions = "cavs",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_CAVS,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_CODEC2RAW_MUXER
AVOutputFormat ff_codec2raw_muxer = {
.name = "codec2raw",
.long_name = NULL_IF_CONFIG_SMALL("raw codec2 muxer"),
.audio_codec = AV_CODEC_ID_CODEC2,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DATA_MUXER
AVOutputFormat ff_data_muxer = {
.name = "data",
.long_name = NULL_IF_CONFIG_SMALL("raw data"),
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DIRAC_MUXER
AVOutputFormat ff_dirac_muxer = {
.name = "dirac",
.long_name = NULL_IF_CONFIG_SMALL("raw Dirac"),
.extensions = "drc,vc2",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_DIRAC,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DNXHD_MUXER
AVOutputFormat ff_dnxhd_muxer = {
.name = "dnxhd",
.long_name = NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
.extensions = "dnxhd,dnxhr",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_DNXHD,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DTS_MUXER
AVOutputFormat ff_dts_muxer = {
.name = "dts",
.long_name = NULL_IF_CONFIG_SMALL("raw DTS"),
.mime_type = "audio/x-dca",
.extensions = "dts",
.audio_codec = AV_CODEC_ID_DTS,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_EAC3_MUXER
AVOutputFormat ff_eac3_muxer = {
.name = "eac3",
.long_name = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
.mime_type = "audio/x-eac3",
.extensions = "eac3",
.audio_codec = AV_CODEC_ID_EAC3,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_G722_MUXER
AVOutputFormat ff_g722_muxer = {
.name = "g722",
.long_name = NULL_IF_CONFIG_SMALL("raw G.722"),
.mime_type = "audio/G722",
.extensions = "g722",
.audio_codec = AV_CODEC_ID_ADPCM_G722,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_G723_1_MUXER
AVOutputFormat ff_g723_1_muxer = {
.name = "g723_1",
.long_name = NULL_IF_CONFIG_SMALL("raw G.723.1"),
.mime_type = "audio/g723",
.extensions = "tco,rco",
.audio_codec = AV_CODEC_ID_G723_1,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_G726_MUXER
AVOutputFormat ff_g726_muxer = {
.name = "g726",
.long_name = NULL_IF_CONFIG_SMALL("raw big-endian G.726 (\"left-justified\")"),
.audio_codec = AV_CODEC_ID_ADPCM_G726,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_G726LE_MUXER
AVOutputFormat ff_g726le_muxer = {
.name = "g726le",
.long_name = NULL_IF_CONFIG_SMALL("raw little-endian G.726 (\"right-justified\")"),
.audio_codec = AV_CODEC_ID_ADPCM_G726LE,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_GSM_MUXER
AVOutputFormat ff_gsm_muxer = {
.name = "gsm",
.long_name = NULL_IF_CONFIG_SMALL("raw GSM"),
.mime_type = "audio/x-gsm",
.extensions = "gsm",
.audio_codec = AV_CODEC_ID_GSM,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H261_MUXER
AVOutputFormat ff_h261_muxer = {
.name = "h261",
.long_name = NULL_IF_CONFIG_SMALL("raw H.261"),
.mime_type = "video/x-h261",
.extensions = "h261",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_H261,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H263_MUXER
AVOutputFormat ff_h263_muxer = {
.name = "h263",
.long_name = NULL_IF_CONFIG_SMALL("raw H.263"),
.mime_type = "video/x-h263",
.extensions = "h263",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_H263,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H264_MUXER
static int h264_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
{
AVStream *st = s->streams[0];
if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
AV_RB24(pkt->data) != 0x000001)
return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
return 1;
}
AVOutputFormat ff_h264_muxer = {
.name = "h264",
.long_name = NULL_IF_CONFIG_SMALL("raw H.264 video"),
.extensions = "h264,264",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_H264,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.check_bitstream = h264_check_bitstream,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_HEVC_MUXER
static int hevc_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
{
AVStream *st = s->streams[0];
if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
AV_RB24(pkt->data) != 0x000001)
return ff_stream_add_bitstream_filter(st, "hevc_mp4toannexb", NULL);
return 1;
}
AVOutputFormat ff_hevc_muxer = {
.name = "hevc",
.long_name = NULL_IF_CONFIG_SMALL("raw HEVC video"),
.extensions = "hevc,h265,265",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_HEVC,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.check_bitstream = hevc_check_bitstream,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_M4V_MUXER
AVOutputFormat ff_m4v_muxer = {
.name = "m4v",
.long_name = NULL_IF_CONFIG_SMALL("raw MPEG-4 video"),
.extensions = "m4v",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MPEG4,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MJPEG_MUXER
AVOutputFormat ff_mjpeg_muxer = {
.name = "mjpeg",
.long_name = NULL_IF_CONFIG_SMALL("raw MJPEG video"),
.mime_type = "video/x-mjpeg",
.extensions = "mjpg,mjpeg",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MJPEG,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_SINGLEJPEG_MUXER
AVOutputFormat ff_singlejpeg_muxer = {
.name = "singlejpeg",
.long_name = NULL_IF_CONFIG_SMALL("JPEG single image"),
.mime_type = "image/jpeg",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MJPEG,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
.write_header = force_one_stream,
};
#endif
#if CONFIG_MLP_MUXER
AVOutputFormat ff_mlp_muxer = {
.name = "mlp",
.long_name = NULL_IF_CONFIG_SMALL("raw MLP"),
.extensions = "mlp",
.audio_codec = AV_CODEC_ID_MLP,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MP2_MUXER
AVOutputFormat ff_mp2_muxer = {
.name = "mp2",
.long_name = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
.mime_type = "audio/mpeg",
.extensions = "mp2,m2a,mpa",
.audio_codec = AV_CODEC_ID_MP2,
.video_codec = AV_CODEC_ID_NONE,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MPEG1VIDEO_MUXER
AVOutputFormat ff_mpeg1video_muxer = {
.name = "mpeg1video",
.long_name = NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
.mime_type = "video/mpeg",
.extensions = "mpg,mpeg,m1v",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MPEG1VIDEO,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MPEG2VIDEO_MUXER
AVOutputFormat ff_mpeg2video_muxer = {
.name = "mpeg2video",
.long_name = NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
.extensions = "m2v",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MPEG2VIDEO,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_RAWVIDEO_MUXER
AVOutputFormat ff_rawvideo_muxer = {
.name = "rawvideo",
.long_name = NULL_IF_CONFIG_SMALL("raw video"),
.extensions = "yuv,rgb",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_RAWVIDEO,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_SBC_MUXER
AVOutputFormat ff_sbc_muxer = {
.name = "sbc",
.long_name = NULL_IF_CONFIG_SMALL("raw SBC"),
.mime_type = "audio/x-sbc",
.extensions = "sbc,msbc",
.audio_codec = AV_CODEC_ID_SBC,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_TRUEHD_MUXER
AVOutputFormat ff_truehd_muxer = {
.name = "truehd",
.long_name = NULL_IF_CONFIG_SMALL("raw TrueHD"),
.extensions = "thd",
.audio_codec = AV_CODEC_ID_TRUEHD,
.video_codec = AV_CODEC_ID_NONE,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_VC1_MUXER
AVOutputFormat ff_vc1_muxer = {
.name = "vc1",
.long_name = NULL_IF_CONFIG_SMALL("raw VC-1 video"),
.extensions = "vc1",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_VC1,
.write_header = force_one_stream,
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
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