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FFmpeg/libavformat/rawenc.c
Clément Bœsch 7308439158 lavf: Don't explicitly flush after each written packet in muxers
Since 596e5d4783, this is not necessary anymore. It also allows to
actually disable the flushing, improving write performance (but
possibly giving worse latency in real-time streaming).

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-16 22:17:33 +03:00

269 lines
8.4 KiB
C

/*
* RAW muxers
* Copyright (c) 2001 Fabrice Bellard
* Copyright (c) 2005 Alex Beregszaszi
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
#include "rawenc.h"
int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
{
avio_write(s->pb, pkt->data, pkt->size);
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_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_ADX_MUXER
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_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_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",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_DIRAC,
.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",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_DNXHD,
.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_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_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_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_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_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H264_MUXER
AVOutputFormat ff_h264_muxer = {
.name = "h264",
.long_name = NULL_IF_CONFIG_SMALL("raw H.264 video"),
.extensions = "h264",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_H264,
.write_packet = ff_raw_write_packet,
.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_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_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#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_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/x-mpeg",
.extensions = "mpg,mpeg,m1v",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MPEG1VIDEO,
.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_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_SRT_MUXER
AVOutputFormat ff_srt_muxer = {
.name = "srt",
.long_name = NULL_IF_CONFIG_SMALL("SubRip subtitle"),
.mime_type = "application/x-subrip",
.extensions = "srt",
.write_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
.subtitle_codec = AV_CODEC_ID_SRT,
};
#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_packet = ff_raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
};
#endif