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submodule
ffmpeg
Commits
825c7c62
Commit
825c7c62
authored
Oct 13, 2013
by
Luca Barbato
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mpegvideo: Move 8x8 in a separate function
parent
95587859
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Showing
1 changed file
with
79 additions
and
65 deletions
+79
-65
mpegvideo_motion.c
libavcodec/mpegvideo_motion.c
+79
-65
No files found.
libavcodec/mpegvideo_motion.c
View file @
825c7c62
...
...
@@ -747,6 +747,80 @@ static inline void apply_obmc(MpegEncContext *s,
mx
,
my
);
}
static
inline
void
apply_8x8
(
MpegEncContext
*
s
,
uint8_t
*
dest_y
,
uint8_t
*
dest_cb
,
uint8_t
*
dest_cr
,
int
dir
,
uint8_t
**
ref_picture
,
qpel_mc_func
(
*
qpix_op
)[
16
],
op_pixels_func
(
*
pix_op
)[
4
])
{
int
dxy
,
mx
,
my
,
src_x
,
src_y
;
int
i
;
int
mb_x
=
s
->
mb_x
;
int
mb_y
=
s
->
mb_y
;
uint8_t
*
ptr
,
*
dest
;
mx
=
0
;
my
=
0
;
if
(
s
->
quarter_sample
)
{
for
(
i
=
0
;
i
<
4
;
i
++
)
{
int
motion_x
=
s
->
mv
[
dir
][
i
][
0
];
int
motion_y
=
s
->
mv
[
dir
][
i
][
1
];
dxy
=
((
motion_y
&
3
)
<<
2
)
|
(
motion_x
&
3
);
src_x
=
mb_x
*
16
+
(
motion_x
>>
2
)
+
(
i
&
1
)
*
8
;
src_y
=
mb_y
*
16
+
(
motion_y
>>
2
)
+
(
i
>>
1
)
*
8
;
/* WARNING: do no forget half pels */
src_x
=
av_clip
(
src_x
,
-
16
,
s
->
width
);
if
(
src_x
==
s
->
width
)
dxy
&=
~
3
;
src_y
=
av_clip
(
src_y
,
-
16
,
s
->
height
);
if
(
src_y
==
s
->
height
)
dxy
&=
~
12
;
ptr
=
ref_picture
[
0
]
+
(
src_y
*
s
->
linesize
)
+
(
src_x
);
if
(
s
->
flags
&
CODEC_FLAG_EMU_EDGE
)
{
if
((
unsigned
)
src_x
>
FFMAX
(
s
->
h_edge_pos
-
(
motion_x
&
3
)
-
8
,
0
)
||
(
unsigned
)
src_y
>
FFMAX
(
s
->
v_edge_pos
-
(
motion_y
&
3
)
-
8
,
0
))
{
s
->
vdsp
.
emulated_edge_mc
(
s
->
edge_emu_buffer
,
ptr
,
s
->
linesize
,
9
,
9
,
src_x
,
src_y
,
s
->
h_edge_pos
,
s
->
v_edge_pos
);
ptr
=
s
->
edge_emu_buffer
;
}
}
dest
=
dest_y
+
((
i
&
1
)
*
8
)
+
(
i
>>
1
)
*
8
*
s
->
linesize
;
qpix_op
[
1
][
dxy
](
dest
,
ptr
,
s
->
linesize
);
mx
+=
s
->
mv
[
dir
][
i
][
0
]
/
2
;
my
+=
s
->
mv
[
dir
][
i
][
1
]
/
2
;
}
}
else
{
for
(
i
=
0
;
i
<
4
;
i
++
)
{
hpel_motion
(
s
,
dest_y
+
((
i
&
1
)
*
8
)
+
(
i
>>
1
)
*
8
*
s
->
linesize
,
ref_picture
[
0
],
mb_x
*
16
+
(
i
&
1
)
*
8
,
mb_y
*
16
+
(
i
>>
1
)
*
8
,
pix_op
[
1
],
s
->
mv
[
dir
][
i
][
0
],
s
->
mv
[
dir
][
i
][
1
]);
mx
+=
s
->
mv
[
dir
][
i
][
0
];
my
+=
s
->
mv
[
dir
][
i
][
1
];
}
}
if
(
!
CONFIG_GRAY
||
!
(
s
->
flags
&
CODEC_FLAG_GRAY
))
chroma_4mv_motion
(
s
,
dest_cb
,
dest_cr
,
ref_picture
,
pix_op
[
1
],
mx
,
my
);
}
/**
* motion compensation of a single macroblock
* @param s context
...
...
@@ -769,12 +843,8 @@ static av_always_inline void MPV_motion_internal(MpegEncContext *s,
qpel_mc_func
(
*
qpix_op
)[
16
],
int
is_mpeg12
)
{
int
dxy
,
mx
,
my
,
src_x
,
src_y
,
motion_x
,
motion_y
;
int
mb_x
,
mb_y
,
i
;
uint8_t
*
ptr
,
*
dest
;
mb_x
=
s
->
mb_x
;
mb_y
=
s
->
mb_y
;
int
i
;
int
mb_y
=
s
->
mb_y
;
prefetch_motion
(
s
,
ref_picture
,
dir
);
...
...
@@ -810,65 +880,9 @@ static av_always_inline void MPV_motion_internal(MpegEncContext *s,
}
break
;
case
MV_TYPE_8X8
:
if
(
!
is_mpeg12
)
{
mx
=
0
;
my
=
0
;
if
(
s
->
quarter_sample
)
{
for
(
i
=
0
;
i
<
4
;
i
++
)
{
motion_x
=
s
->
mv
[
dir
][
i
][
0
];
motion_y
=
s
->
mv
[
dir
][
i
][
1
];
dxy
=
((
motion_y
&
3
)
<<
2
)
|
(
motion_x
&
3
);
src_x
=
mb_x
*
16
+
(
motion_x
>>
2
)
+
(
i
&
1
)
*
8
;
src_y
=
mb_y
*
16
+
(
motion_y
>>
2
)
+
(
i
>>
1
)
*
8
;
/* WARNING: do no forget half pels */
src_x
=
av_clip
(
src_x
,
-
16
,
s
->
width
);
if
(
src_x
==
s
->
width
)
dxy
&=
~
3
;
src_y
=
av_clip
(
src_y
,
-
16
,
s
->
height
);
if
(
src_y
==
s
->
height
)
dxy
&=
~
12
;
ptr
=
ref_picture
[
0
]
+
(
src_y
*
s
->
linesize
)
+
(
src_x
);
if
(
s
->
flags
&
CODEC_FLAG_EMU_EDGE
)
{
if
((
unsigned
)
src_x
>
FFMAX
(
s
->
h_edge_pos
-
(
motion_x
&
3
)
-
8
,
0
)
||
(
unsigned
)
src_y
>
FFMAX
(
s
->
v_edge_pos
-
(
motion_y
&
3
)
-
8
,
0
))
{
s
->
vdsp
.
emulated_edge_mc
(
s
->
edge_emu_buffer
,
ptr
,
s
->
linesize
,
9
,
9
,
src_x
,
src_y
,
s
->
h_edge_pos
,
s
->
v_edge_pos
);
ptr
=
s
->
edge_emu_buffer
;
}
}
dest
=
dest_y
+
((
i
&
1
)
*
8
)
+
(
i
>>
1
)
*
8
*
s
->
linesize
;
qpix_op
[
1
][
dxy
](
dest
,
ptr
,
s
->
linesize
);
mx
+=
s
->
mv
[
dir
][
i
][
0
]
/
2
;
my
+=
s
->
mv
[
dir
][
i
][
1
]
/
2
;
}
}
else
{
for
(
i
=
0
;
i
<
4
;
i
++
)
{
hpel_motion
(
s
,
dest_y
+
((
i
&
1
)
*
8
)
+
(
i
>>
1
)
*
8
*
s
->
linesize
,
ref_picture
[
0
],
mb_x
*
16
+
(
i
&
1
)
*
8
,
mb_y
*
16
+
(
i
>>
1
)
*
8
,
pix_op
[
1
],
s
->
mv
[
dir
][
i
][
0
],
s
->
mv
[
dir
][
i
][
1
]);
mx
+=
s
->
mv
[
dir
][
i
][
0
];
my
+=
s
->
mv
[
dir
][
i
][
1
];
}
}
if
(
!
CONFIG_GRAY
||
!
(
s
->
flags
&
CODEC_FLAG_GRAY
))
chroma_4mv_motion
(
s
,
dest_cb
,
dest_cr
,
ref_picture
,
pix_op
[
1
],
mx
,
my
);
}
if
(
!
is_mpeg12
)
apply_8x8
(
s
,
dest_y
,
dest_cb
,
dest_cr
,
dir
,
ref_picture
,
qpix_op
,
pix_op
);
break
;
case
MV_TYPE_FIELD
:
if
(
s
->
picture_structure
==
PICT_FRAME
)
{
...
...
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