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ffmpeg.wasm-core
Commit af8aae3f authored by Ivan Schreter's avatar Ivan Schreter
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disable new seeking code in mpeg-ts per #ifdef (use old read_seek by default) 

Originally committed as revision 19788 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent b5f09d31
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Inline Side-by-side
Showing with 66 additions and 26 deletions
libavformat/mpegts.c
View file @ af8aae3f
......@@ -21,6 +21,7 @@
//#define DEBUG
//#define DEBUG_SEEK
//#define USE_SYNCPOINT_SEARCH
#include "libavutil/crc.h"
#include "libavutil/intreadwrite.h"
......@@ -1524,6 +1525,8 @@ static int64_t mpegts_get_pcr(AVFormatContext *s, int stream_index,
return timestamp;
}
#ifdef USE_SYNCPOINT_SEARCH
static int read_seek2(AVFormatContext *s,
int stream_index,
int64_t min_ts,
......@@ -1606,6 +1609,33 @@ static int read_seek(AVFormatContext *s, int stream_index, int64_t target_ts, in
return ret;
}
#else
static int read_seek(AVFormatContext *s, int stream_index, int64_t target_ts, int flags){
MpegTSContext *ts = s->priv_data;
uint8_t buf[TS_PACKET_SIZE];
int64_t pos;
if(av_seek_frame_binary(s, stream_index, target_ts, flags) < 0)
return -1;
pos= url_ftell(s->pb);
for(;;) {
url_fseek(s->pb, pos, SEEK_SET);
if (get_buffer(s->pb, buf, TS_PACKET_SIZE) != TS_PACKET_SIZE)
return -1;
// pid = AV_RB16(buf + 1) & 0x1fff;
if(buf[1] & 0x40) break;
pos += ts->raw_packet_size;
}
url_fseek(s->pb, pos, SEEK_SET);
return 0;
}
#endif
/**************************************************************/
/* parsing functions - called from other demuxers such as RTP */
......@@ -1670,7 +1700,9 @@ AVInputFormat mpegts_demuxer = {
read_seek,
mpegts_get_pcr,
.flags = AVFMT_SHOW_IDS|AVFMT_TS_DISCONT,
#ifdef USE_SYNCPOINT_SEARCH
.read_seek2 = read_seek2,
#endif
};
AVInputFormat mpegtsraw_demuxer = {
......@@ -1684,5 +1716,7 @@ AVInputFormat mpegtsraw_demuxer = {
read_seek,
mpegts_get_pcr,
.flags = AVFMT_SHOW_IDS|AVFMT_TS_DISCONT,
#ifdef USE_SYNCPOINT_SEARCH
.read_seek2 = read_seek2,
#endif
};
tests/seek.regression.ref
View file @ af8aae3f
......@@ -3599,51 +3599,57 @@ ret:-1 st:-1 ts:-0.645825 flags:1
tests/data/b-lavf.ts
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st:-1 ts:-1.000000 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st:-1 ts:1.894167 flags:1
ret: 0 st: 1 dts:1.457556 pts:1.457556 pos:435596 size:409 flags:1
ret: 0 st: 0 dts:0.780000 pts:0.820000 pos:65612 size:12623 flags:0
ret: 0 st: 0 ts:0.788333 flags:0
ret: 0 st: 0 dts:1.100000 pts:1.140000 pos:189504 size:12236 flags:0
ret:-1 st: 0 ts:-0.317500 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 0 ts:-0.317500 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 1 ts:2.576667 flags:0
ret:-5
ret: 0 st: 0 dts:0.860000 pts:0.900000 pos:96068 size:13086 flags:0
ret: 0 st: 1 ts:1.470833 flags:1
ret: 0 st: 0 dts:1.140000 pts:1.180000 pos:203980 size:24787 flags:1
ret: 0 st: 0 dts:0.780000 pts:0.820000 pos:65612 size:12623 flags:0
ret: 0 st:-1 ts:0.365002 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret:-1 st:-1 ts:-0.740831 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st:-1 ts:-0.740831 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 0 ts:2.153333 flags:0
ret:-5
ret: 0 st: 0 dts:0.820000 pts:0.860000 pos:80464 size:13388 flags:0
ret: 0 st: 0 ts:1.047500 flags:1
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st: 0 dts:0.740000 pts:0.780000 pos:48316 size:14502 flags:0
ret: 0 st: 1 ts:-0.058333 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 1 ts:2.835833 flags:1
ret: 0 st: 1 dts:1.457556 pts:1.457556 pos:435596 size:409 flags:1
ret: 0 st: 0 dts:0.900000 pts:0.940000 pos:111296 size:12781 flags:0
ret: 0 st:-1 ts:1.730004 flags:0
ret:-5
ret:-1 st:-1 ts:0.624171 flags:1
ret: 0 st: 0 dts:0.780000 pts:0.820000 pos:65612 size:12623 flags:0
ret: 0 st:-1 ts:0.624171 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 0 ts:-0.481667 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 0 ts:2.412500 flags:1
ret: 0 st: 1 dts:1.457556 pts:1.457556 pos:435596 size:409 flags:1
ret: 0 st: 0 dts:0.860000 pts:0.900000 pos:96068 size:13086 flags:0
ret: 0 st: 1 ts:1.306667 flags:0
ret: 0 st: 0 dts:1.460000 pts:1.500000 pos:351184 size:12679 flags:0
ret:-1 st: 1 ts:0.200844 flags:1
ret: 0 st: 0 dts:0.740000 pts:0.780000 pos:48316 size:14502 flags:0
ret: 0 st: 1 ts:0.200844 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st:-1 ts:-0.904994 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st:-1 ts:1.989173 flags:1
ret: 0 st: 1 dts:1.457556 pts:1.457556 pos:435596 size:409 flags:1
ret: 0 st: 0 dts:0.820000 pts:0.860000 pos:80464 size:13388 flags:0
ret: 0 st: 0 ts:0.883344 flags:0
ret: 0 st: 0 dts:1.100000 pts:1.140000 pos:189504 size:12236 flags:0
ret:-1 st: 0 ts:-0.222489 flags:1
ret: 0 st: 0 dts:0.740000 pts:0.780000 pos:48316 size:14502 flags:0
ret: 0 st: 0 ts:-0.222489 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st: 1 ts:2.671678 flags:0
ret:-5
ret: 0 st: 0 dts:0.860000 pts:0.900000 pos:96068 size:13086 flags:0
ret: 0 st: 1 ts:1.565844 flags:1
ret: 0 st: 0 dts:1.140000 pts:1.180000 pos:203980 size:24787 flags:1
ret: 0 st: 0 dts:0.780000 pts:0.820000 pos:65612 size:12623 flags:0
ret: 0 st:-1 ts:0.460008 flags:0
ret: 0 st: 0 dts:0.660000 pts:0.700000 pos:564 size:24801 flags:1
ret:-1 st:-1 ts:-0.645825 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
ret: 0 st:-1 ts:-0.645825 flags:1
ret: 0 st: 0 dts:0.700000 pts:0.740000 pos:29140 size:16433 flags:0
----------------
tests/data/b-lavf.ul
ret: 0 st: 0 dts:0.000000 pts:0.000000 pos:0 size:1024 flags:1
......
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