Add flag to mark demuxers that can output discontinuous timestamps.

(could also be added to muxers if someone wants)

Originally committed as revision 14777 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/avformat.h

@@ -187,6 +187,7 @@ typedef struct AVFormatParameters {
 #define AVFMT_GLOBALHEADER  0x0040 /**< format wants global header */
 #define AVFMT_NOTIMESTAMPS  0x0080 /**< format does not need / have any timestamps */
 #define AVFMT_GENERIC_INDEX 0x0100 /**< use generic index building code */
+#define AVFMT_TS_DISCONT    0x0200 /**< format allows timestamo discontinuities */
 
 typedef struct AVOutputFormat {
     const char *name;

libavformat/mpeg.c

@@ -586,5 +586,5 @@ AVInputFormat mpegps_demuxer = {
     NULL,
     NULL, //mpegps_read_seek,
     mpegps_read_dts,
-    .flags = AVFMT_SHOW_IDS,
+    .flags = AVFMT_SHOW_IDS|AVFMT_TS_DISCONT,
 };

libavformat/mpegts.c

@@ -1524,7 +1524,7 @@ AVInputFormat mpegts_demuxer = {
     mpegts_read_close,
     read_seek,
     mpegts_get_pcr,
-    .flags = AVFMT_SHOW_IDS,
+    .flags = AVFMT_SHOW_IDS|AVFMT_TS_DISCONT,
 };
 
 AVInputFormat mpegtsraw_demuxer = {
@@ -1537,5 +1537,5 @@ AVInputFormat mpegtsraw_demuxer = {
     mpegts_read_close,
     read_seek,
     mpegts_get_pcr,
-    .flags = AVFMT_SHOW_IDS,
+    .flags = AVFMT_SHOW_IDS|AVFMT_TS_DISCONT,
 };