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authorJames Zern <jzern@google.com>2011-05-26 20:19:04 +0200
committerMichael Niedermayer <michaelni@gmx.at>2011-05-26 22:00:40 +0200
commit094aa84b03632370dde171935171321bbfa9548b (patch)
tree85208e5b14588fd3e2d264074c453bd24112d87f /libavformat
parent2b6bfff2b21f07c5455ef873cc9331a1b7fbf83c (diff)
muxers: Add a flag to mark muxers that allow (non strict) monotone timestamps.
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/avformat.h3
-rw-r--r--libavformat/matroskaenc.c2
-rw-r--r--libavformat/utils.c2
3 files changed, 5 insertions, 2 deletions
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 1607a3092b..00fe8a6a45 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -262,6 +262,9 @@ typedef struct AVFormatParameters {
#define AVFMT_NOSTREAMS 0x1000 /**< Format does not require any streams */
#define AVFMT_NOBINSEARCH 0x2000 /**< Format does not allow to fallback to binary search via read_timestamp */
#define AVFMT_NOGENSEARCH 0x4000 /**< Format does not allow to fallback to generic search */
+#define AVFMT_TS_NONSTRICT 0x8000 /**< Format does not require strictly
+ increasing timestamps, but they must
+ still be monotonic */
typedef struct AVOutputFormat {
const char *name;
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index c3e203cb36..ae29765a4a 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -1220,7 +1220,7 @@ AVOutputFormat ff_webm_muxer = {
mkv_write_header,
mkv_write_packet,
mkv_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS | AVFMT_TS_NONSTRICT,
};
#endif
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 3c9a89dc64..3432b2269f 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2993,7 +2993,7 @@ static int compute_pkt_fields2(AVFormatContext *s, AVStream *st, AVPacket *pkt){
pkt->dts= st->pts_buffer[0];
}
- if(st->cur_dts && st->cur_dts != AV_NOPTS_VALUE && st->cur_dts >= pkt->dts){
+ if(st->cur_dts && st->cur_dts != AV_NOPTS_VALUE && ((!(s->oformat->flags & AVFMT_TS_NONSTRICT) && st->cur_dts >= pkt->dts) || st->cur_dts > pkt->dts)){
av_log(s, AV_LOG_ERROR,
"Application provided invalid, non monotonically increasing dts to muxer in stream %d: %"PRId64" >= %"PRId64"\n",
st->index, st->cur_dts, pkt->dts);