Merge commit 'f66d0c57b13c1b7102e1e353237af178960dd3c5'

* commit 'f66d0c57b13c1b7102e1e353237af178960dd3c5':
  latm: Add a probe function

Conflicts:
	libavformat/rawdec.c

See: 47818b2a67
See: 097f668047
Merged-by: Michael Niedermayer <michaelni@gmx.at>
pull/68/head
Michael Niedermayer 11 years ago
commit 4210cbf193
  1. 17
      libavformat/loasdec.c
  2. 2
      libavformat/rawdec.c

@ -25,6 +25,8 @@
#include "internal.h"
#include "rawdec.h"
#define LOAS_SYNC_WORD 0x2b7
static int loas_probe(AVProbeData *p)
{
int max_frames = 0, first_frames = 0;
@ -40,7 +42,7 @@ static int loas_probe(AVProbeData *p)
for (frames = 0; buf2 < end; frames++) {
uint32_t header = AV_RB24(buf2);
if((header >> 13) != 0x2B7)
if ((header >> 13) != LOAS_SYNC_WORD)
break;
fsize = (header & 0x1FFF) + 3;
if (fsize < 7)
@ -52,10 +54,15 @@ static int loas_probe(AVProbeData *p)
if (buf == buf0)
first_frames = frames;
}
if (first_frames>=3) return AVPROBE_SCORE_EXTENSION+1;
else if(max_frames>100)return AVPROBE_SCORE_EXTENSION;
else if(max_frames>=3) return AVPROBE_SCORE_EXTENSION / 2;
else return 0;
if (first_frames >= 3)
return AVPROBE_SCORE_EXTENSION + 1;
else if (max_frames > 100)
return AVPROBE_SCORE_EXTENSION;
else if (max_frames >= 3)
return AVPROBE_SCORE_EXTENSION / 2;
else
return 0;
}
static int loas_read_header(AVFormatContext *s)

@ -28,6 +28,7 @@
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/avassert.h"
#include "libavutil/intreadwrite.h"
#define RAW_PACKET_SIZE 1024
@ -121,6 +122,7 @@ AVInputFormat ff_data_demuxer = {
#endif
#if CONFIG_LATM_DEMUXER
AVInputFormat ff_latm_demuxer = {
.name = "latm",
.long_name = NULL_IF_CONFIG_SMALL("raw LOAS/LATM"),

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