diff options
Diffstat (limited to 'libavformat/rawenc.c')
| -rw-r--r-- | libavformat/rawenc.c | 150 |
1 files changed, 130 insertions, 20 deletions
diff --git a/libavformat/rawenc.c b/libavformat/rawenc.c index 60740fb405..26baa850e1 100644 --- a/libavformat/rawenc.c +++ b/libavformat/rawenc.c @@ -3,25 +3,28 @@ * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2005 Alex Beregszaszi * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * 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) { @@ -29,6 +32,16 @@ int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt) 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); + } + return 0; +} + /* Note: Do not forget to add new entries to the Makefile as well. */ #if CONFIG_AC3_MUXER @@ -39,19 +52,41 @@ AVOutputFormat ff_ac3_muxer = { .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 @@ -63,6 +98,17 @@ AVOutputFormat ff_cavsvideo_muxer = { .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_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, }; @@ -72,9 +118,10 @@ AVOutputFormat ff_cavsvideo_muxer = { AVOutputFormat ff_dirac_muxer = { .name = "dirac", .long_name = NULL_IF_CONFIG_SMALL("raw Dirac"), - .extensions = "drc", + .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, }; @@ -84,9 +131,10 @@ AVOutputFormat ff_dirac_muxer = { AVOutputFormat ff_dnxhd_muxer = { .name = "dnxhd", .long_name = NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"), - .extensions = "dnxhd", + .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, }; @@ -100,6 +148,7 @@ AVOutputFormat ff_dts_muxer = { .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, }; @@ -113,6 +162,7 @@ AVOutputFormat ff_eac3_muxer = { .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, }; @@ -126,6 +176,7 @@ AVOutputFormat ff_g722_muxer = { .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, }; @@ -139,6 +190,21 @@ AVOutputFormat ff_g723_1_muxer = { .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_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, }; @@ -152,6 +218,7 @@ AVOutputFormat ff_h261_muxer = { .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, }; @@ -165,31 +232,54 @@ AVOutputFormat ff_h263_muxer = { .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", + .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", + .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 @@ -201,6 +291,7 @@ AVOutputFormat ff_m4v_muxer = { .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, }; @@ -214,8 +305,22 @@ AVOutputFormat ff_mjpeg_muxer = { .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 @@ -226,6 +331,7 @@ AVOutputFormat ff_mlp_muxer = { .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, }; @@ -252,6 +358,7 @@ AVOutputFormat ff_mpeg1video_muxer = { .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, }; @@ -264,6 +371,7 @@ AVOutputFormat ff_mpeg2video_muxer = { .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, }; @@ -281,18 +389,6 @@ AVOutputFormat ff_rawvideo_muxer = { }; #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", @@ -300,6 +396,20 @@ AVOutputFormat ff_truehd_muxer = { .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, }; |