Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
小白菜888
Ffmpeg
提交
898d5d5d
F
Ffmpeg
项目概览
小白菜888
/
Ffmpeg
通知
3
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
DevOps
流水线
流水线任务
计划
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
F
Ffmpeg
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
898d5d5d
编写于
7月 10, 2007
作者:
A
Aurelien Jacobs
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
move init_vlc_rl from h263.c to mpegvideo.c
Originally committed as revision 9578 to
svn://svn.ffmpeg.org/ffmpeg/trunk
上级
7da31a80
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
53 addition
and
53 deletion
+53
-53
libavcodec/h263.c
libavcodec/h263.c
+0
-53
libavcodec/mpegvideo.c
libavcodec/mpegvideo.c
+53
-0
未找到文件。
libavcodec/h263.c
浏览文件 @
898d5d5d
...
...
@@ -2889,59 +2889,6 @@ static VLC mb_type_b_vlc;
static
VLC
h263_mbtype_b_vlc
;
static
VLC
cbpc_b_vlc
;
void
init_vlc_rl
(
RLTable
*
rl
,
int
use_static
)
{
int
i
,
q
;
/* Return if static table is already initialized */
if
(
use_static
&&
rl
->
rl_vlc
[
0
])
return
;
init_vlc
(
&
rl
->
vlc
,
9
,
rl
->
n
+
1
,
&
rl
->
table_vlc
[
0
][
1
],
4
,
2
,
&
rl
->
table_vlc
[
0
][
0
],
4
,
2
,
use_static
);
for
(
q
=
0
;
q
<
32
;
q
++
){
int
qmul
=
q
*
2
;
int
qadd
=
(
q
-
1
)
|
1
;
if
(
q
==
0
){
qmul
=
1
;
qadd
=
0
;
}
if
(
use_static
)
rl
->
rl_vlc
[
q
]
=
av_mallocz_static
(
rl
->
vlc
.
table_size
*
sizeof
(
RL_VLC_ELEM
));
else
rl
->
rl_vlc
[
q
]
=
av_malloc
(
rl
->
vlc
.
table_size
*
sizeof
(
RL_VLC_ELEM
));
for
(
i
=
0
;
i
<
rl
->
vlc
.
table_size
;
i
++
){
int
code
=
rl
->
vlc
.
table
[
i
][
0
];
int
len
=
rl
->
vlc
.
table
[
i
][
1
];
int
level
,
run
;
if
(
len
==
0
){
// illegal code
run
=
66
;
level
=
MAX_LEVEL
;
}
else
if
(
len
<
0
){
//more bits needed
run
=
0
;
level
=
code
;
}
else
{
if
(
code
==
rl
->
n
){
//esc
run
=
66
;
level
=
0
;
}
else
{
run
=
rl
->
table_run
[
code
]
+
1
;
level
=
rl
->
table_level
[
code
]
*
qmul
+
qadd
;
if
(
code
>=
rl
->
last
)
run
+=
192
;
}
}
rl
->
rl_vlc
[
q
][
i
].
len
=
len
;
rl
->
rl_vlc
[
q
][
i
].
level
=
level
;
rl
->
rl_vlc
[
q
][
i
].
run
=
run
;
}
}
}
/* init vlcs */
/* XXX: find a better solution to handle static init */
...
...
libavcodec/mpegvideo.c
浏览文件 @
898d5d5d
...
...
@@ -742,6 +742,59 @@ void init_rl(RLTable *rl, uint8_t static_store[2][2*MAX_RUN + MAX_LEVEL + 3])
}
}
void
init_vlc_rl
(
RLTable
*
rl
,
int
use_static
)
{
int
i
,
q
;
/* Return if static table is already initialized */
if
(
use_static
&&
rl
->
rl_vlc
[
0
])
return
;
init_vlc
(
&
rl
->
vlc
,
9
,
rl
->
n
+
1
,
&
rl
->
table_vlc
[
0
][
1
],
4
,
2
,
&
rl
->
table_vlc
[
0
][
0
],
4
,
2
,
use_static
);
for
(
q
=
0
;
q
<
32
;
q
++
){
int
qmul
=
q
*
2
;
int
qadd
=
(
q
-
1
)
|
1
;
if
(
q
==
0
){
qmul
=
1
;
qadd
=
0
;
}
if
(
use_static
)
rl
->
rl_vlc
[
q
]
=
av_mallocz_static
(
rl
->
vlc
.
table_size
*
sizeof
(
RL_VLC_ELEM
));
else
rl
->
rl_vlc
[
q
]
=
av_malloc
(
rl
->
vlc
.
table_size
*
sizeof
(
RL_VLC_ELEM
));
for
(
i
=
0
;
i
<
rl
->
vlc
.
table_size
;
i
++
){
int
code
=
rl
->
vlc
.
table
[
i
][
0
];
int
len
=
rl
->
vlc
.
table
[
i
][
1
];
int
level
,
run
;
if
(
len
==
0
){
// illegal code
run
=
66
;
level
=
MAX_LEVEL
;
}
else
if
(
len
<
0
){
//more bits needed
run
=
0
;
level
=
code
;
}
else
{
if
(
code
==
rl
->
n
){
//esc
run
=
66
;
level
=
0
;
}
else
{
run
=
rl
->
table_run
[
code
]
+
1
;
level
=
rl
->
table_level
[
code
]
*
qmul
+
qadd
;
if
(
code
>=
rl
->
last
)
run
+=
192
;
}
}
rl
->
rl_vlc
[
q
][
i
].
len
=
len
;
rl
->
rl_vlc
[
q
][
i
].
level
=
level
;
rl
->
rl_vlc
[
q
][
i
].
run
=
run
;
}
}
}
/* draw the edges of width 'w' of an image of size width, height */
//FIXME check that this is ok for mpeg4 interlaced
static
void
draw_edges_c
(
uint8_t
*
buf
,
int
wrap
,
int
width
,
int
height
,
int
w
)
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录