Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Contribute to GitLab
Sign in / Register
Toggle navigation
F
ffmpeg.wasm-core
Project
Project
Details
Activity
Cycle Analytics
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Charts
Issues
0
Issues
0
List
Board
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Charts
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Charts
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
Linshizhi
ffmpeg.wasm-core
Commits
dc338d17
Commit
dc338d17
authored
Apr 07, 2007
by
Michael Niedermayer
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
indention cleanup
Originally committed as revision 8665 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
d7cf4489
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
21 additions
and
16 deletions
+21
-16
bethsoftvideo.c
libavcodec/bethsoftvideo.c
+21
-16
No files found.
libavcodec/bethsoftvideo.c
View file @
dc338d17
...
...
@@ -51,8 +51,7 @@ static void set_palette(AVFrame * frame, uint8_t * palette_buffer)
{
uint32_t
*
palette
=
(
uint32_t
*
)
frame
->
data
[
1
];
int
a
;
for
(
a
=
0
;
a
<
256
;
a
++
)
{
for
(
a
=
0
;
a
<
256
;
a
++
){
palette
[
a
]
=
AV_RB24
(
&
palette_buffer
[
a
*
3
])
*
4
;
// multiply all colors by 4
}
frame
->
palette_has_changed
=
1
;
...
...
@@ -81,34 +80,39 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
destination
=
vid
->
frame
.
data
[
0
];
frame_end
=
vid
->
frame
.
data
[
0
]
+
vid
->
frame
.
linesize
[
0
]
*
avctx
->
height
;
switch
(
block_type
=
*
buf
++
)
{
case
PALETTE_BLOCK
:
set_palette
(
&
vid
->
frame
,
buf
);
return
0
;
switch
(
block_type
=
*
buf
++
){
case
PALETTE_BLOCK
:
set_palette
(
&
vid
->
frame
,
buf
);
return
0
;
case
VIDEO_YOFF_P_FRAME
:
yoffset
=
bytestream_get_le16
(
&
buf
);
if
(
yoffset
>=
avctx
->
height
)
{
return
-
1
;
}
if
(
yoffset
>=
avctx
->
height
)
return
-
1
;
destination
+=
vid
->
frame
.
linesize
[
0
]
*
yoffset
;
}
// main code
while
((
rle_num_bytes
=
*
buf
++
))
{
while
((
rle_num_bytes
=
*
buf
++
)){
int
length
=
rle_num_bytes
&
0x7f
;
// copy any bytes starting at the current position, and ending at the frame width
while
(
length
>
line_remaining
)
{
if
(
rle_num_bytes
<
0x80
)
{
bytestream_get_buffer
(
&
buf
,
destination
,
line_remaining
);
}
else
if
(
block_type
==
VIDEO_I_FRAME
)
{
memset
(
destination
,
buf
[
0
],
line_remaining
);
}
while
(
length
>
line_remaining
){
if
(
rle_num_bytes
<
0x80
)
bytestream_get_buffer
(
&
buf
,
destination
,
line_remaining
);
else
if
(
block_type
==
VIDEO_I_FRAME
)
memset
(
destination
,
buf
[
0
],
line_remaining
);
length
-=
line_remaining
;
// decrement the number of bytes to be copied
destination
+=
line_remaining
+
wrap_to_next_line
;
// skip over extra bytes at end of frame
line_remaining
=
avctx
->
width
;
if
(
destination
==
frame_end
)
{
goto
end
;
}
if
(
destination
==
frame_end
)
goto
end
;
}
// copy any remaining bytes after / if line overflows
if
(
rle_num_bytes
<
0x80
)
{
bytestream_get_buffer
(
&
buf
,
destination
,
length
);
}
else
if
(
block_type
==
VIDEO_I_FRAME
)
{
memset
(
destination
,
*
buf
++
,
length
);
}
if
(
rle_num_bytes
<
0x80
)
bytestream_get_buffer
(
&
buf
,
destination
,
length
);
else
if
(
block_type
==
VIDEO_I_FRAME
)
memset
(
destination
,
*
buf
++
,
length
);
line_remaining
-=
length
;
destination
+=
length
;
}
...
...
@@ -124,7 +128,8 @@ static int bethsoftvid_decode_end(AVCodecContext *avctx)
{
BethsoftvidContext
*
vid
=
avctx
->
priv_data
;
av_log
(
avctx
,
AV_LOG_DEBUG
,
"[bethsoftvid video decoder] closing
\n
"
);
if
(
vid
->
frame
.
data
[
0
])
{
avctx
->
release_buffer
(
avctx
,
&
vid
->
frame
);
}
if
(
vid
->
frame
.
data
[
0
])
avctx
->
release_buffer
(
avctx
,
&
vid
->
frame
);
return
0
;
}
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment