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| author | David Conrad <lessen42@gmail.com> | 2010-03-04 08:53:08 +0000 |
|---|---|---|
| committer | David Conrad <lessen42@gmail.com> | 2010-03-04 08:53:08 +0000 |
| commit | 30f06a58a0e78bcc970d694c627256cd08f64396 (patch) | |
| tree | 4655b2e008cc8ef0dc517c1e0a932044340da4d2 | |
| parent | 7a2a484081ae5a4ad8d3805e27e3ee075cf7f2b7 (diff) | |
| download | ffmpeg-30f06a58a0e78bcc970d694c627256cd08f64396.tar.gz | |
Simplify starting and ending clusters
Originally committed as revision 22199 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavformat/matroskaenc.c | 23 | ||||
| -rw-r--r-- | tests/ref/acodec/pcm | 4 |
2 files changed, 11 insertions, 16 deletions
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 98d47e5bef..21bd248adf 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -725,14 +725,6 @@ static int mkv_write_header(AVFormatContext *s) ret = mkv_write_chapters(s); if (ret < 0) return ret; - ret = mkv_add_seekhead_entry(mkv->cluster_seekhead, MATROSKA_ID_CLUSTER, url_ftell(pb)); - if (ret < 0) return ret; - - mkv->cluster_pos = url_ftell(pb); - mkv->cluster = start_ebml_master(pb, MATROSKA_ID_CLUSTER, 0); - put_ebml_uint(pb, MATROSKA_ID_CLUSTERTIMECODE, 0); - mkv->cluster_pts = 0; - if (url_is_streamed(s->pb)) mkv_write_seekhead(pb, mkv->main_seekhead); @@ -849,12 +841,7 @@ static int mkv_write_packet(AVFormatContext *s, AVPacket *pkt) int duration = pkt->duration; int ret; - // start a new cluster every 5 MB or 5 sec - if (url_ftell(pb) > mkv->cluster_pos + 5*1024*1024 || pkt->pts > mkv->cluster_pts + 5000) { - av_log(s, AV_LOG_DEBUG, "Starting new cluster at offset %" PRIu64 - " bytes, pts %" PRIu64 "\n", url_ftell(pb), pkt->pts); - end_ebml_master(pb, mkv->cluster); - + if (!mkv->cluster_pos) { ret = mkv_add_seekhead_entry(mkv->cluster_seekhead, MATROSKA_ID_CLUSTER, url_ftell(pb)); if (ret < 0) return ret; @@ -882,6 +869,14 @@ static int mkv_write_packet(AVFormatContext *s, AVPacket *pkt) if (ret < 0) return ret; } + // start a new cluster every 5 MB or 5 sec + if (url_ftell(pb) > mkv->cluster_pos + 5*1024*1024 || pkt->pts > mkv->cluster_pts + 5000) { + av_log(s, AV_LOG_DEBUG, "Starting new cluster at offset %" PRIu64 + " bytes, pts %" PRIu64 "\n", url_ftell(pb), pkt->pts); + end_ebml_master(pb, mkv->cluster); + mkv->cluster_pos = 0; + } + mkv->duration = FFMAX(mkv->duration, pkt->pts + duration); return 0; } diff --git a/tests/ref/acodec/pcm b/tests/ref/acodec/pcm index 6c826dd1ba..e9e3fa1610 100644 --- a/tests/ref/acodec/pcm +++ b/tests/ref/acodec/pcm @@ -22,11 +22,11 @@ stddev: 0.00 PSNR:999.99 bytes: 1058444/ 1058444 1058444 ./tests/data/acodec/pcm_s16le.wav 95e54b261530a1bcf6de6fe3b21dc5f6 *./tests/data/pcm.acodec.out.wav stddev: 0.00 PSNR:999.99 bytes: 1058444/ 1058444 -2f3e0884e96b984436b1d01200d68871 *./tests/data/acodec/pcm_s16be.mkv +33c64392615a70aa1132b6f87215b8a9 *./tests/data/acodec/pcm_s16be.mkv 1060705 ./tests/data/acodec/pcm_s16be.mkv 95e54b261530a1bcf6de6fe3b21dc5f6 *./tests/data/pcm.acodec.out.wav stddev: 0.00 PSNR:999.99 bytes: 1058444/ 1058444 -c98158732635effefffa006251b9a6c9 *./tests/data/acodec/pcm_s16le.mkv +ff09423d5ead01dee128b5875682de2a *./tests/data/acodec/pcm_s16le.mkv 1060705 ./tests/data/acodec/pcm_s16le.mkv 95e54b261530a1bcf6de6fe3b21dc5f6 *./tests/data/pcm.acodec.out.wav stddev: 0.00 PSNR:999.99 bytes: 1058444/ 1058444 |