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Linshizhi
ffmpeg.wasm-core
Commits
aea5db97
Commit
aea5db97
authored
Oct 01, 2015
by
Carl Eugen Hoyos
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lavf/rawdec: Autodetect raw mlp streams.
parent
17710550
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2 changed files
with
24 additions
and
1 deletion
+24
-1
rawdec.c
libavformat/rawdec.c
+23
-0
version.h
libavformat/version.h
+1
-1
No files found.
libavformat/rawdec.c
View file @
aea5db97
...
@@ -207,9 +207,32 @@ FF_DEF_RAWVIDEO_DEMUXER2(mjpeg, "raw MJPEG video", mjpeg_probe, "mjpg,mjpeg,mpo"
...
@@ -207,9 +207,32 @@ FF_DEF_RAWVIDEO_DEMUXER2(mjpeg, "raw MJPEG video", mjpeg_probe, "mjpg,mjpeg,mpo"
#endif
#endif
#if CONFIG_MLP_DEMUXER
#if CONFIG_MLP_DEMUXER
static
int
mlp_probe
(
AVProbeData
*
p
)
{
const
uint8_t
*
buf
,
*
last_buf
=
p
->
buf
,
*
end
=
p
->
buf
+
p
->
buf_size
;
int
frames
=
0
,
valid
=
0
,
size
=
0
;
for
(
buf
=
p
->
buf
;
buf
+
8
<=
end
;
buf
++
)
{
if
(
AV_RB32
(
buf
+
4
)
==
0xf8726fbb
)
{
frames
++
;
if
(
last_buf
+
size
==
buf
)
{
valid
++
;
}
last_buf
=
buf
;
size
=
(
AV_RB16
(
buf
)
&
0xfff
)
*
2
;
}
else
if
(
buf
-
last_buf
==
size
)
{
size
+=
(
AV_RB16
(
buf
)
&
0xfff
)
*
2
;
}
}
if
(
valid
>=
100
)
return
AVPROBE_SCORE_MAX
;
return
0
;
}
AVInputFormat
ff_mlp_demuxer
=
{
AVInputFormat
ff_mlp_demuxer
=
{
.
name
=
"mlp"
,
.
name
=
"mlp"
,
.
long_name
=
NULL_IF_CONFIG_SMALL
(
"raw MLP"
),
.
long_name
=
NULL_IF_CONFIG_SMALL
(
"raw MLP"
),
.
read_probe
=
mlp_probe
,
.
read_header
=
ff_raw_audio_read_header
,
.
read_header
=
ff_raw_audio_read_header
,
.
read_packet
=
ff_raw_read_partial_packet
,
.
read_packet
=
ff_raw_read_partial_packet
,
.
flags
=
AVFMT_GENERIC_INDEX
|
AVFMT_NOTIMESTAMPS
,
.
flags
=
AVFMT_GENERIC_INDEX
|
AVFMT_NOTIMESTAMPS
,
...
...
libavformat/version.h
View file @
aea5db97
...
@@ -31,7 +31,7 @@
...
@@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 2
#define LIBAVFORMAT_VERSION_MINOR 2
#define LIBAVFORMAT_VERSION_MICRO 10
0
#define LIBAVFORMAT_VERSION_MICRO 10
1
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
LIBAVFORMAT_VERSION_MINOR, \
...
...
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