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Linshizhi
ffmpeg.wasm-core
Commits
ede4cedf
Commit
ede4cedf
authored
Oct 24, 2012
by
Anton Khirnov
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dv: fix indentation
parent
14f031d7
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1 changed file
with
30 additions
and
30 deletions
+30
-30
dv.c
libavformat/dv.c
+30
-30
No files found.
libavformat/dv.c
View file @
ede4cedf
...
...
@@ -230,24 +230,24 @@ static int dv_extract_audio_info(DVDemuxContext* c, uint8_t* frame)
/* Dynamic handling of the audio streams in DV */
for
(
i
=
0
;
i
<
ach
;
i
++
)
{
if
(
!
c
->
ast
[
i
])
{
c
->
ast
[
i
]
=
avformat_new_stream
(
c
->
fctx
,
NULL
);
if
(
!
c
->
ast
[
i
])
break
;
avpriv_set_pts_info
(
c
->
ast
[
i
],
64
,
1
,
30000
);
c
->
ast
[
i
]
->
codec
->
codec_type
=
AVMEDIA_TYPE_AUDIO
;
c
->
ast
[
i
]
->
codec
->
codec_id
=
AV_CODEC_ID_PCM_S16LE
;
av_init_packet
(
&
c
->
audio_pkt
[
i
]);
c
->
audio_pkt
[
i
].
size
=
0
;
c
->
audio_pkt
[
i
].
data
=
c
->
audio_buf
[
i
];
c
->
audio_pkt
[
i
].
stream_index
=
c
->
ast
[
i
]
->
index
;
c
->
audio_pkt
[
i
].
flags
|=
AV_PKT_FLAG_KEY
;
}
c
->
ast
[
i
]
->
codec
->
sample_rate
=
dv_audio_frequency
[
freq
];
c
->
ast
[
i
]
->
codec
->
channels
=
2
;
c
->
ast
[
i
]
->
codec
->
bit_rate
=
2
*
dv_audio_frequency
[
freq
]
*
16
;
c
->
ast
[
i
]
->
start_time
=
0
;
if
(
!
c
->
ast
[
i
])
{
c
->
ast
[
i
]
=
avformat_new_stream
(
c
->
fctx
,
NULL
);
if
(
!
c
->
ast
[
i
])
break
;
avpriv_set_pts_info
(
c
->
ast
[
i
],
64
,
1
,
30000
);
c
->
ast
[
i
]
->
codec
->
codec_type
=
AVMEDIA_TYPE_AUDIO
;
c
->
ast
[
i
]
->
codec
->
codec_id
=
AV_CODEC_ID_PCM_S16LE
;
av_init_packet
(
&
c
->
audio_pkt
[
i
]);
c
->
audio_pkt
[
i
].
size
=
0
;
c
->
audio_pkt
[
i
].
data
=
c
->
audio_buf
[
i
];
c
->
audio_pkt
[
i
].
stream_index
=
c
->
ast
[
i
]
->
index
;
c
->
audio_pkt
[
i
].
flags
|=
AV_PKT_FLAG_KEY
;
}
c
->
ast
[
i
]
->
codec
->
sample_rate
=
dv_audio_frequency
[
freq
];
c
->
ast
[
i
]
->
codec
->
channels
=
2
;
c
->
ast
[
i
]
->
codec
->
bit_rate
=
2
*
dv_audio_frequency
[
freq
]
*
16
;
c
->
ast
[
i
]
->
start_time
=
0
;
}
c
->
ach
=
i
;
...
...
@@ -265,7 +265,7 @@ static int dv_extract_video_info(DVDemuxContext *c, uint8_t* frame)
avctx
=
c
->
vst
->
codec
;
avpriv_set_pts_info
(
c
->
vst
,
64
,
c
->
sys
->
time_base
.
num
,
c
->
sys
->
time_base
.
den
);
c
->
sys
->
time_base
.
den
);
avctx
->
time_base
=
c
->
sys
->
time_base
;
if
(
!
avctx
->
width
){
avctx
->
width
=
c
->
sys
->
width
;
...
...
@@ -277,7 +277,7 @@ static int dv_extract_video_info(DVDemuxContext *c, uint8_t* frame)
vsc_pack
=
dv_extract_pack
(
frame
,
dv_video_control
);
apt
=
frame
[
4
]
&
0x07
;
is16_9
=
(
vsc_pack
&&
((
vsc_pack
[
2
]
&
0x07
)
==
0x02
||
(
!
apt
&&
(
vsc_pack
[
2
]
&
0x07
)
==
0x07
)));
(
!
apt
&&
(
vsc_pack
[
2
]
&
0x07
)
==
0x07
)));
c
->
vst
->
sample_aspect_ratio
=
c
->
sys
->
sar
[
is16_9
];
avctx
->
bit_rate
=
av_rescale_q
(
c
->
sys
->
frame_size
,
(
AVRational
){
8
,
1
},
c
->
sys
->
time_base
);
...
...
@@ -319,12 +319,12 @@ int avpriv_dv_get_packet(DVDemuxContext *c, AVPacket *pkt)
int
i
;
for
(
i
=
0
;
i
<
c
->
ach
;
i
++
)
{
if
(
c
->
ast
[
i
]
&&
c
->
audio_pkt
[
i
].
size
)
{
*
pkt
=
c
->
audio_pkt
[
i
];
c
->
audio_pkt
[
i
].
size
=
0
;
size
=
pkt
->
size
;
break
;
}
if
(
c
->
ast
[
i
]
&&
c
->
audio_pkt
[
i
].
size
)
{
*
pkt
=
c
->
audio_pkt
[
i
];
c
->
audio_pkt
[
i
].
size
=
0
;
size
=
pkt
->
size
;
break
;
}
}
return
size
;
...
...
@@ -339,16 +339,16 @@ int avpriv_dv_produce_packet(DVDemuxContext *c, AVPacket *pkt,
if
(
buf_size
<
DV_PROFILE_BYTES
||
!
(
c
->
sys
=
avpriv_dv_frame_profile
(
c
->
sys
,
buf
,
buf_size
))
||
buf_size
<
c
->
sys
->
frame_size
)
{
return
-
1
;
/* Broken frame, or not enough data */
return
-
1
;
/* Broken frame, or not enough data */
}
/* Queueing audio packet */
/* FIXME: in case of no audio/bad audio we have to do something */
size
=
dv_extract_audio_info
(
c
,
buf
);
for
(
i
=
0
;
i
<
c
->
ach
;
i
++
)
{
c
->
audio_pkt
[
i
].
size
=
size
;
c
->
audio_pkt
[
i
].
pts
=
c
->
abytes
*
30000
*
8
/
c
->
ast
[
i
]
->
codec
->
bit_rate
;
ppcm
[
i
]
=
c
->
audio_buf
[
i
];
c
->
audio_pkt
[
i
].
size
=
size
;
c
->
audio_pkt
[
i
].
pts
=
c
->
abytes
*
30000
*
8
/
c
->
ast
[
i
]
->
codec
->
bit_rate
;
ppcm
[
i
]
=
c
->
audio_buf
[
i
];
}
if
(
c
->
ach
)
dv_extract_audio
(
buf
,
ppcm
,
c
->
sys
);
...
...
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