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Linshizhi
ffmpeg.wasm-core
Commits
9bf5e799
Commit
9bf5e799
authored
Oct 24, 2019
by
Paul B Mahol
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avcodec/interplayvideo: cosmetics
parent
f166951d
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1 changed file
with
69 additions
and
69 deletions
+69
-69
interplayvideo.c
libavcodec/interplayvideo.c
+69
-69
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libavcodec/interplayvideo.c
View file @
9bf5e799
...
...
@@ -1231,83 +1231,83 @@ static int ipvideo_decode_frame(AVCodecContext *avctx,
s
->
decoding_map_size
=
AV_RL16
(
buf
+
4
);
s
->
skip_map_size
=
AV_RL16
(
buf
+
6
);
switch
(
frame_format
)
{
case
0x06
:
if
(
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Decoding map for format 0x06
\n
"
);
return
AVERROR_INVALIDDATA
;
}
switch
(
frame_format
)
{
case
0x06
:
if
(
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Decoding map for format 0x06
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Skip map for format 0x06
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Skip map for format 0x06
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
is_16bpp
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Video format 0x06 does not support 16bpp movies
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
is_16bpp
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Video format 0x06 does not support 16bpp movies
\n
"
);
return
AVERROR_INVALIDDATA
;
}
/* Decoding map for 0x06 frame format is at the top of pixeldata */
s
->
decoding_map_size
=
((
s
->
avctx
->
width
/
8
)
*
(
s
->
avctx
->
height
/
8
))
*
2
;
s
->
decoding_map
=
buf
+
8
+
14
;
/* 14 bits of op data */
video_data_size
-=
s
->
decoding_map_size
+
14
;
if
(
video_data_size
<=
0
||
s
->
decoding_map_size
==
0
)
return
AVERROR_INVALIDDATA
;
/* Decoding map for 0x06 frame format is at the top of pixeldata */
s
->
decoding_map_size
=
((
s
->
avctx
->
width
/
8
)
*
(
s
->
avctx
->
height
/
8
))
*
2
;
s
->
decoding_map
=
buf
+
8
+
14
;
/* 14 bits of op data */
video_data_size
-=
s
->
decoding_map_size
+
14
;
if
(
video_data_size
<=
0
||
s
->
decoding_map_size
==
0
)
return
AVERROR_INVALIDDATA
;
if
(
buf_size
<
8
+
s
->
decoding_map_size
+
14
+
video_data_size
)
return
AVERROR_INVALIDDATA
;
if
(
buf_size
<
8
+
s
->
decoding_map_size
+
14
+
video_data_size
)
return
AVERROR_INVALIDDATA
;
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
+
s
->
decoding_map_size
+
14
,
video_data_size
);
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
+
s
->
decoding_map_size
+
14
,
video_data_size
);
break
;
break
;
case
0x10
:
if
(
!
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty decoding map for format 0x10
\n
"
);
return
AVERROR_INVALIDDATA
;
}
case
0x10
:
if
(
!
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty decoding map for format 0x10
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
!
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty skip map for format 0x10
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
!
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty skip map for format 0x10
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
is_16bpp
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Video format 0x10 does not support 16bpp movies
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
is_16bpp
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Video format 0x10 does not support 16bpp movies
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
buf_size
<
8
+
video_data_size
+
s
->
decoding_map_size
+
s
->
skip_map_size
)
return
AVERROR_INVALIDDATA
;
if
(
buf_size
<
8
+
video_data_size
+
s
->
decoding_map_size
+
s
->
skip_map_size
)
return
AVERROR_INVALIDDATA
;
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
,
video_data_size
);
s
->
decoding_map
=
buf
+
8
+
video_data_size
;
s
->
skip_map
=
buf
+
8
+
video_data_size
+
s
->
decoding_map_size
;
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
,
video_data_size
);
s
->
decoding_map
=
buf
+
8
+
video_data_size
;
s
->
skip_map
=
buf
+
8
+
video_data_size
+
s
->
decoding_map_size
;
break
;
break
;
case
0x11
:
if
(
!
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty decoding map for format 0x11
\n
"
);
return
AVERROR_INVALIDDATA
;
}
case
0x11
:
if
(
!
s
->
decoding_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Empty decoding map for format 0x11
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Skip map for format 0x11
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
s
->
skip_map_size
)
{
av_log
(
avctx
,
AV_LOG_ERROR
,
"Skip map for format 0x11
\n
"
);
return
AVERROR_INVALIDDATA
;
}
if
(
buf_size
<
8
+
video_data_size
+
s
->
decoding_map_size
)
return
AVERROR_INVALIDDATA
;
if
(
buf_size
<
8
+
video_data_size
+
s
->
decoding_map_size
)
return
AVERROR_INVALIDDATA
;
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
,
video_data_size
);
s
->
decoding_map
=
buf
+
8
+
video_data_size
;
bytestream2_init
(
&
s
->
stream_ptr
,
buf
+
8
,
video_data_size
);
s
->
decoding_map
=
buf
+
8
+
video_data_size
;
break
;
break
;
default:
av_log
(
avctx
,
AV_LOG_ERROR
,
"Frame type 0x%02X unsupported
\n
"
,
frame_format
);
default:
av_log
(
avctx
,
AV_LOG_ERROR
,
"Frame type 0x%02X unsupported
\n
"
,
frame_format
);
}
/* ensure we can't overread the packet */
...
...
@@ -1330,16 +1330,16 @@ static int ipvideo_decode_frame(AVCodecContext *avctx,
}
}
switch
(
frame_format
)
{
case
0x06
:
ipvideo_decode_format_06_opcodes
(
s
,
frame
);
break
;
case
0x10
:
ipvideo_decode_format_10_opcodes
(
s
,
frame
);
break
;
case
0x11
:
ipvideo_decode_format_11_opcodes
(
s
,
frame
);
break
;
switch
(
frame_format
)
{
case
0x06
:
ipvideo_decode_format_06_opcodes
(
s
,
frame
);
break
;
case
0x10
:
ipvideo_decode_format_10_opcodes
(
s
,
frame
);
break
;
case
0x11
:
ipvideo_decode_format_11_opcodes
(
s
,
frame
);
break
;
}
*
got_frame
=
send_buffer
;
...
...
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