* Matroska muxer
* Copyright (c) 2007 David Conrad
*
- * 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
*/
*/
static void put_ebml_size_unknown(AVIOContext *pb, int bytes)
{
- assert(bytes <= 8);
+ av_assert0(bytes <= 8);
avio_w8(pb, 0x1ff >> bytes);
while (--bytes)
avio_w8(pb, 0xff);
int i, needed_bytes = ebml_num_size(num);
// sizes larger than this are currently undefined in EBML
- assert(num < (1ULL<<56)-1);
+ av_assert0(num < (1ULL<<56)-1);
if (bytes == 0)
// don't care how many bytes are used, so use the min
bytes = needed_bytes;
// the bytes needed to write the given size would exceed the bytes
// that we need to use, so write unknown size. This shouldn't happen.
- assert(bytes >= needed_bytes);
+ av_assert0(bytes >= needed_bytes);
num |= 1ULL << bytes*7;
for (i = bytes - 1; i >= 0; i--)
{
int64_t currentpos = avio_tell(pb);
- assert(size >= 2);
+ av_assert0(size >= 2);
put_ebml_id(pb, EBML_ID_VOID);
// we need to subtract the length needed to store the size from the
int first_header_size;
int j;
- if (codec->codec_id == CODEC_ID_VORBIS)
+ if (codec->codec_id == AV_CODEC_ID_VORBIS)
first_header_size = 30;
else
first_header_size = 42;
return ret;
if (native_id) {
- if (codec->codec_id == CODEC_ID_VORBIS || codec->codec_id == CODEC_ID_THEORA)
+ if (codec->codec_id == AV_CODEC_ID_VORBIS || codec->codec_id == AV_CODEC_ID_THEORA)
ret = put_xiph_codecpriv(s, dyn_cp, codec);
- else if (codec->codec_id == CODEC_ID_FLAC)
+ else if (codec->codec_id == AV_CODEC_ID_FLAC)
ret = ff_flac_write_header(dyn_cp, codec, 1);
- else if (codec->codec_id == CODEC_ID_H264)
+ else if (codec->codec_id == AV_CODEC_ID_H264)
ret = ff_isom_write_avcc(dyn_cp, codec->extradata, codec->extradata_size);
+ else if (codec->codec_id == AV_CODEC_ID_ALAC && (12 < codec->extradata_size))
+ ret = ff_isom_write_avcc(dyn_cp, codec->extradata + 12, codec->extradata_size - 12);
else if (codec->extradata_size)
avio_write(dyn_cp, codec->extradata, codec->extradata_size);
} else if (codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if (!bit_depth)
bit_depth = av_get_bytes_per_sample(codec->sample_fmt) << 3;
- if (codec->codec_id == CODEC_ID_AAC)
+ if (codec->codec_id == AV_CODEC_ID_AAC)
get_aac_sample_rates(s, codec, &sample_rate, &output_sample_rate);
track = start_ebml_master(pb, MATROSKA_ID_TRACKENTRY, 0);
// look for a codec ID string specific to mkv to use,
// if none are found, use AVI codes
- for (j = 0; ff_mkv_codec_tags[j].id != CODEC_ID_NONE; j++) {
+ for (j = 0; ff_mkv_codec_tags[j].id != AV_CODEC_ID_NONE; j++) {
if (ff_mkv_codec_tags[j].id == codec->codec_id) {
put_ebml_string(pb, MATROSKA_ID_CODECID, ff_mkv_codec_tags[j].str);
native_id = 1;
}
}
- if (mkv->mode == MODE_WEBM && !(codec->codec_id == CODEC_ID_VP8 ||
- codec->codec_id == CODEC_ID_VORBIS)) {
+ if (mkv->mode == MODE_WEBM && !(codec->codec_id == AV_CODEC_ID_VP8 ||
+ codec->codec_id == AV_CODEC_ID_VORBIS)) {
av_log(s, AV_LOG_ERROR,
"Only VP8 video and Vorbis audio are supported for WebM.\n");
return AVERROR(EINVAL);
switch (codec->codec_type) {
case AVMEDIA_TYPE_VIDEO:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_VIDEO);
- put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, av_q2d(codec->time_base)*1E9);
+ if(st->avg_frame_rate.num && st->avg_frame_rate.den && 1.0/av_q2d(st->avg_frame_rate) > av_q2d(codec->time_base))
+ put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, 1E9/av_q2d(st->avg_frame_rate));
+ else
+ put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, av_q2d(codec->time_base)*1E9);
if (!native_id &&
ff_codec_get_tag(ff_codec_movvideo_tags, codec->codec_id) &&
(!ff_codec_get_tag(ff_codec_bmp_tags, codec->codec_id)
- || codec->codec_id == CODEC_ID_SVQ1
- || codec->codec_id == CODEC_ID_SVQ3
- || codec->codec_id == CODEC_ID_CINEPAK))
+ || codec->codec_id == AV_CODEC_ID_SVQ1
+ || codec->codec_id == AV_CODEC_ID_SVQ3
+ || codec->codec_id == AV_CODEC_ID_CINEPAK))
qt_id = 1;
if (qt_id)
// XXX: interlace flag?
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , codec->width);
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, codec->height);
- if ((tag = av_dict_get(s->metadata, "stereo_mode", NULL, 0))) {
- uint8_t stereo_fmt = atoi(tag->value);
- int valid_fmt = 0;
-
- switch (mkv->mode) {
- case MODE_WEBM:
- if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_TOP_BOTTOM
- || stereo_fmt == MATROSKA_VIDEO_STEREOMODE_TYPE_RIGHT_LEFT)
- valid_fmt = 1;
- break;
- case MODE_MATROSKAv2:
- if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_RL)
- valid_fmt = 1;
- break;
- }
-
- if (valid_fmt)
- put_ebml_uint (pb, MATROSKA_ID_VIDEOSTEREOMODE, stereo_fmt);
+
+ if ((tag = av_dict_get(st->metadata, "stereo_mode", NULL, 0)) ||
+ (tag = av_dict_get( s->metadata, "stereo_mode", NULL, 0))) {
+ // save stereo mode flag
+ uint64_t st_mode = MATROSKA_VIDEO_STEREO_MODE_COUNT;
+
+ for (j=0; j<MATROSKA_VIDEO_STEREO_MODE_COUNT; j++)
+ if (!strcmp(tag->value, matroska_video_stereo_mode[j])){
+ st_mode = j;
+ break;
+ }
+
+ if ((mkv->mode == MODE_WEBM && st_mode > 3 && st_mode != 11)
+ || st_mode >= MATROSKA_VIDEO_STEREO_MODE_COUNT) {
+ av_log(s, AV_LOG_ERROR,
+ "The specified stereo mode is not valid.\n");
+ return AVERROR(EINVAL);
+ } else
+ put_ebml_uint(pb, MATROSKA_ID_VIDEOSTEREOMODE, st_mode);
}
+
if (st->sample_aspect_ratio.num) {
int d_width = codec->width*av_q2d(st->sample_aspect_ratio);
put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYWIDTH , d_width);
put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYHEIGHT, codec->height);
put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYUNIT, 3);
}
+
+ if (codec->codec_id == AV_CODEC_ID_RAWVIDEO) {
+ uint32_t color_space = av_le2ne32(codec->codec_tag);
+ put_ebml_binary(pb, MATROSKA_ID_VIDEOCOLORSPACE, &color_space, sizeof(color_space));
+ }
end_ebml_master(pb, subinfo);
break;
end_ebml_master(s->pb, targets);
while ((t = av_dict_get(m, "", t, AV_DICT_IGNORE_SUFFIX)))
- if (av_strcasecmp(t->key, "title"))
+ if (av_strcasecmp(t->key, "title") && av_strcasecmp(t->key, "stereo_mode"))
mkv_write_simpletag(s->pb, t);
end_ebml_master(s->pb, tag);
put_ebml_string(pb, MATROSKA_ID_FILENAME, t->value);
if (t = av_dict_get(st->metadata, "mimetype", NULL, 0))
mimetype = t->value;
- else if (st->codec->codec_id != CODEC_ID_NONE ) {
+ else if (st->codec->codec_id != AV_CODEC_ID_NONE ) {
int i;
- for (i = 0; ff_mkv_mime_tags[i].id != CODEC_ID_NONE; i++)
+ for (i = 0; ff_mkv_mime_tags[i].id != AV_CODEC_ID_NONE; i++)
if (ff_mkv_mime_tags[i].id == st->codec->codec_id) {
mimetype = ff_mkv_mime_tags[i].str;
break;
put_ebml_binary(pb, MATROSKA_ID_SEGMENTUID, segment_uid, 16);
}
+ if (tag = av_dict_get(s->metadata, "creation_time", NULL, 0)) {
+ // Adjust time so it's relative to 2001-01-01 and convert to nanoseconds.
+ int64_t date_utc = (ff_iso8601_to_unix_time(tag->value) - 978307200) * 1000000000;
+ uint8_t date_utc_buf[8];
+ AV_WB64(date_utc_buf, date_utc);
+ put_ebml_binary(pb, MATROSKA_ID_DATEUTC, date_utc_buf, 8);
+ }
+
// reserve space for the duration
mkv->duration = 0;
mkv->duration_offset = avio_tell(pb);
av_init_packet(&mkv->cur_audio_pkt);
mkv->cur_audio_pkt.size = 0;
mkv->audio_buffer_size = 0;
+ mkv->cluster_pos = -1;
avio_flush(pb);
return 0;
av_log(s, AV_LOG_DEBUG, "Writing block at offset %" PRIu64 ", size %d, "
"pts %" PRId64 ", dts %" PRId64 ", duration %d, flags %d\n",
avio_tell(pb), pkt->size, pkt->pts, pkt->dts, pkt->duration, flags);
- if (codec->codec_id == CODEC_ID_H264 && codec->extradata_size > 0 &&
+ if (codec->codec_id == AV_CODEC_ID_H264 && codec->extradata_size > 0 &&
(AV_RB24(codec->extradata) == 1 || AV_RB32(codec->extradata) == 1))
ff_avc_parse_nal_units_buf(pkt->data, &data, &size);
else
pb = mkv->dyn_bc;
}
- if (!mkv->cluster_pos) {
+ if (mkv->cluster_pos == -1) {
mkv->cluster_pos = avio_tell(s->pb);
mkv->cluster = start_ebml_master(pb, MATROSKA_ID_CLUSTER, 0);
put_ebml_uint(pb, MATROSKA_ID_CLUSTERTIMECODE, FFMAX(0, ts));
if (codec->codec_type != AVMEDIA_TYPE_SUBTITLE) {
mkv_write_block(s, pb, MATROSKA_ID_SIMPLEBLOCK, pkt, keyframe << 7);
- } else if (codec->codec_id == CODEC_ID_SSA) {
+ } else if (codec->codec_id == AV_CODEC_ID_SSA) {
duration = mkv_write_ass_blocks(s, pb, pkt);
- } else if (codec->codec_id == CODEC_ID_SRT) {
+ } else if (codec->codec_id == AV_CODEC_ID_SRT) {
duration = mkv_write_srt_blocks(s, pb, pkt);
} else {
ebml_master blockgroup = start_ebml_master(pb, MATROSKA_ID_BLOCKGROUP, mkv_blockgroup_size(pkt->size));
// start a new cluster every 5 MB or 5 sec, or 32k / 1 sec for streaming or
// after 4k and on a keyframe
- if (mkv->cluster_pos &&
+ if (mkv->cluster_pos != -1 &&
((!s->pb->seekable && (cluster_size > 32*1024 || ts > mkv->cluster_pts + 1000))
|| cluster_size > 5*1024*1024 || ts > mkv->cluster_pts + 5000
|| (codec->codec_type == AVMEDIA_TYPE_VIDEO && keyframe && cluster_size > 4*1024))) {
av_log(s, AV_LOG_DEBUG, "Starting new cluster at offset %" PRIu64
" bytes, pts %" PRIu64 "\n", avio_tell(pb), ts);
end_ebml_master(pb, mkv->cluster);
- mkv->cluster_pos = 0;
+ mkv->cluster_pos = -1;
if (mkv->dyn_bc)
mkv_flush_dynbuf(s);
}
if (mkv->dyn_bc) {
end_ebml_master(mkv->dyn_bc, mkv->cluster);
mkv_flush_dynbuf(s);
- } else if (mkv->cluster_pos) {
+ } else if (mkv->cluster_pos != -1) {
end_ebml_master(pb, mkv->cluster);
}
return 0;
}
-static int mkv_query_codec(enum CodecID codec_id, int std_compliance)
+static int mkv_query_codec(enum AVCodecID codec_id, int std_compliance)
{
int i;
- for (i = 0; ff_mkv_codec_tags[i].id != CODEC_ID_NONE; i++)
+ for (i = 0; ff_mkv_codec_tags[i].id != AV_CODEC_ID_NONE; i++)
if (ff_mkv_codec_tags[i].id == codec_id)
return 1;
#if CONFIG_MATROSKA_MUXER
AVOutputFormat ff_matroska_muxer = {
.name = "matroska",
- .long_name = NULL_IF_CONFIG_SMALL("Matroska file format"),
+ .long_name = NULL_IF_CONFIG_SMALL("Matroska"),
.mime_type = "video/x-matroska",
.extensions = "mkv",
.priv_data_size = sizeof(MatroskaMuxContext),
.audio_codec = CONFIG_LIBVORBIS_ENCODER ?
- CODEC_ID_VORBIS : CODEC_ID_AC3,
+ AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
.video_codec = CONFIG_LIBX264_ENCODER ?
- CODEC_ID_H264 : CODEC_ID_MPEG4,
+ AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
.write_header = mkv_write_header,
.write_packet = mkv_write_packet,
.write_trailer = mkv_write_trailer,
.flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS |
AVFMT_TS_NONSTRICT,
- .codec_tag = (const AVCodecTag* const []){
- ff_codec_bmp_tags, ff_codec_wav_tags, 0
- },
- .subtitle_codec = CODEC_ID_SSA,
+ .subtitle_codec = AV_CODEC_ID_SSA,
.query_codec = mkv_query_codec,
};
#endif
#if CONFIG_WEBM_MUXER
AVOutputFormat ff_webm_muxer = {
.name = "webm",
- .long_name = NULL_IF_CONFIG_SMALL("WebM file format"),
+ .long_name = NULL_IF_CONFIG_SMALL("WebM"),
.mime_type = "video/webm",
.extensions = "webm",
.priv_data_size = sizeof(MatroskaMuxContext),
- .audio_codec = CODEC_ID_VORBIS,
- .video_codec = CODEC_ID_VP8,
+ .audio_codec = AV_CODEC_ID_VORBIS,
+ .video_codec = AV_CODEC_ID_VP8,
.write_header = mkv_write_header,
.write_packet = mkv_write_packet,
.write_trailer = mkv_write_trailer,
#if CONFIG_MATROSKA_AUDIO_MUXER
AVOutputFormat ff_matroska_audio_muxer = {
.name = "matroska",
- .long_name = NULL_IF_CONFIG_SMALL("Matroska file format"),
+ .long_name = NULL_IF_CONFIG_SMALL("Matroska"),
.mime_type = "audio/x-matroska",
.extensions = "mka",
.priv_data_size = sizeof(MatroskaMuxContext),
.audio_codec = CONFIG_LIBVORBIS_ENCODER ?
- CODEC_ID_VORBIS : CODEC_ID_AC3,
- .video_codec = CODEC_ID_NONE,
+ AV_CODEC_ID_VORBIS : AV_CODEC_ID_AC3,
+ .video_codec = AV_CODEC_ID_NONE,
.write_header = mkv_write_header,
.write_packet = mkv_write_packet,
.write_trailer = mkv_write_trailer,
.flags = AVFMT_GLOBALHEADER | AVFMT_TS_NONSTRICT,
- .codec_tag = (const AVCodecTag* const []){ ff_codec_wav_tags, 0 },
};
#endif
projects / ffmpeg / blobdiff