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videolan
vlc-gpu
Commits
bd83a7c2
Commit
bd83a7c2
authored
Aug 24, 2008
by
Antoine Cellerier
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Plain Diff
Export function to copy pixels between 2 plane_t structures.
parent
b6255f25
Changes
3
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3 changed files
with
30 additions
and
25 deletions
+30
-25
include/vlc_vout.h
include/vlc_vout.h
+1
-0
src/libvlccore.sym
src/libvlccore.sym
+1
-0
src/video_output/vout_pictures.c
src/video_output/vout_pictures.c
+28
-25
No files found.
include/vlc_vout.h
View file @
bd83a7c2
...
...
@@ -176,6 +176,7 @@ static inline void picture_CopyProperties( picture_t *p_dst, const picture_t *p_
* only the compatible(smaller) part will be copied.
*/
VLC_EXPORT
(
void
,
picture_CopyPixels
,
(
picture_t
*
p_dst
,
const
picture_t
*
p_src
)
);
VLC_EXPORT
(
void
,
plane_CopyPixels
,
(
plane_t
*
p_dst
,
const
plane_t
*
p_src
)
);
/**
* This function will copy both picture dynamic properties and pixels.
...
...
src/libvlccore.sym
View file @
bd83a7c2
...
...
@@ -259,6 +259,7 @@ path_sanitize
picture_CopyPixels
picture_Delete
picture_New
plane_CopyPixels
playlist_Add
playlist_AddExt
playlist_AddInput
...
...
src/video_output/vout_pictures.c
View file @
bd83a7c2
...
...
@@ -1053,34 +1053,37 @@ void picture_CopyPixels( picture_t *p_dst, const picture_t *p_src )
int
i
;
for
(
i
=
0
;
i
<
p_src
->
i_planes
;
i
++
)
{
const
unsigned
i_width
=
__MIN
(
p_dst
->
p
[
i
].
i_visible_pitch
,
p_src
->
p
[
i
].
i_visible_pitch
);
const
unsigned
i_height
=
__MIN
(
p_dst
->
p
[
i
].
i_visible_lines
,
p_src
->
p
[
i
].
i_visible_lines
);
plane_CopyPixels
(
p_dst
->
p
+
i
,
p_src
->
p
+
i
);
}
if
(
p_src
->
p
[
i
].
i_pitch
==
p_dst
->
p
[
i
].
i_pitch
)
{
/* There are margins, but with the same width : perfect ! */
vlc_memcpy
(
p_dst
->
p
[
i
].
p_pixels
,
p_src
->
p
[
i
].
p_pixels
,
p_src
->
p
[
i
].
i_pitch
*
i_height
);
}
else
{
/* We need to proceed line by line */
uint8_t
*
p_in
=
p_src
->
p
[
i
].
p_pixels
;
uint8_t
*
p_out
=
p_dst
->
p
[
i
].
p_pixels
;
int
i_line
;
void
plane_CopyPixels
(
plane_t
*
p_dst
,
const
plane_t
*
p_src
)
{
const
unsigned
i_width
=
__MIN
(
p_dst
->
i_visible_pitch
,
p_src
->
i_visible_pitch
);
const
unsigned
i_height
=
__MIN
(
p_dst
->
i_visible_lines
,
p_src
->
i_visible_lines
);
assert
(
p_in
);
assert
(
p_out
);
if
(
p_src
->
i_pitch
==
p_dst
->
i_pitch
)
{
/* There are margins, but with the same width : perfect ! */
vlc_memcpy
(
p_dst
->
p_pixels
,
p_src
->
p_pixels
,
p_src
->
i_pitch
*
i_height
);
}
else
{
/* We need to proceed line by line */
uint8_t
*
p_in
=
p_src
->
p_pixels
;
uint8_t
*
p_out
=
p_dst
->
p_pixels
;
int
i_line
;
for
(
i_line
=
i_height
;
i_line
--
;
)
{
vlc_memcpy
(
p_out
,
p_in
,
i_width
);
p_in
+=
p_src
->
p
[
i
].
i_pitch
;
p_out
+=
p_dst
->
p
[
i
].
i_pitch
;
}
assert
(
p_in
);
assert
(
p_out
);
for
(
i_line
=
i_height
;
i_line
--
;
)
{
vlc_memcpy
(
p_out
,
p_in
,
i_width
);
p_in
+=
p_src
->
i_pitch
;
p_out
+=
p_dst
->
i_pitch
;
}
}
}
...
...
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