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lavf: Add an option to discard corrupted frames

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Signed-off-by: Zohar Kelrich <lumimies@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Zohar Kelrich
2011-07-24 17:28:33 +03:00
committed by Luca Barbato
parent 5081514269
commit 73e8e8dbf9
3 changed files with 11 additions and 0 deletions
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1
libavformat/avformat.h
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@@ -750,6 +750,7 @@ typedef struct AVFormatContext {
#define AVFMT_FLAG_RTP_HINT 0x0040 ///< Deprecated, use the -movflags rtphint muxer specific AVOption instead
#endif
#define AVFMT_FLAG_CUSTOM_IO 0x0080 ///< The caller has supplied a custom AVIOContext, don't avio_close() it.
#define AVFMT_FLAG_DISCARD_CORRUPT 0x0100 ///< Discard frames marked corrupted
#if FF_API_LOOP_INPUT
/**

1
libavformat/options.c
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@@ -79,6 +79,7 @@ static const AVOption options[]={
#if FF_API_FLAG_RTP_HINT
{"rtphint", "add rtp hinting (deprecated, use the -movflags rtphint option instead)", 0, FF_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_RTP_HINT }, INT_MIN, INT_MAX, E, "fflags"},
#endif
{"discardcorrupt", "discard corrupted frames", 0, FF_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_DISCARD_CORRUPT }, INT_MIN, INT_MAX, D, "fflags"},
{"analyzeduration", "how many microseconds are analyzed to estimate duration", OFFSET(max_analyze_duration), FF_OPT_TYPE_INT, {.dbl = 5*AV_TIME_BASE }, 0, INT_MAX, D},
{"cryptokey", "decryption key", OFFSET(key), FF_OPT_TYPE_BINARY, {.dbl = 0}, 0, 0, D},
{"indexmem", "max memory used for timestamp index (per stream)", OFFSET(max_index_size), FF_OPT_TYPE_INT, {.dbl = 1<<20 }, 0, INT_MAX, D},

9
libavformat/utils.c
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@@ -719,6 +719,15 @@ int av_read_packet(AVFormatContext *s, AVPacket *pkt)
s->streams[i]->probe_packets = 0;
continue;
}
if ((s->flags & AVFMT_FLAG_DISCARD_CORRUPT) &&
(pkt->flags & AV_PKT_FLAG_CORRUPT)) {
av_log(s, AV_LOG_WARNING,
"Dropped corrupted packet (stream = %d)\n",
pkt->stream_index);
continue;
}
st= s->streams[pkt->stream_index];
switch(st->codec->codec_type){