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submodule
ffmpeg
Commits
5d9ad542
Commit
5d9ad542
authored
Feb 17, 2012
by
Kostya Shishkov
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prores: initialise encoder and decoder parts only when needed
parent
25c42234
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10 additions
and
2 deletions
+10
-2
proresdsp.c
libavcodec/proresdsp.c
+10
-2
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libavcodec/proresdsp.c
View file @
5d9ad542
...
...
@@ -29,6 +29,7 @@
#define CLIP_AND_BIAS(x) (av_clip((x) + BIAS, CLIP_MIN, CLIP_MAX))
#if CONFIG_PRORES_DECODER
/**
* Add bias value, clamp and output pixels of a slice
*/
...
...
@@ -50,7 +51,9 @@ static void prores_idct_put_c(uint16_t *out, int linesize, DCTELEM *block, const
ff_prores_idct
(
block
,
qmat
);
put_pixels
(
out
,
linesize
>>
1
,
block
);
}
#endif
#if CONFIG_PRORES_ENCODER
static
void
prores_fdct_c
(
const
uint16_t
*
src
,
int
linesize
,
DCTELEM
*
block
)
{
int
x
,
y
;
...
...
@@ -63,18 +66,23 @@ static void prores_fdct_c(const uint16_t *src, int linesize, DCTELEM *block)
}
ff_jpeg_fdct_islow_10
(
block
);
}
#endif
void
ff_proresdsp_init
(
ProresDSPContext
*
dsp
)
{
#if CONFIG_PRORES_DECODER
dsp
->
idct_put
=
prores_idct_put_c
;
dsp
->
idct_permutation_type
=
FF_NO_IDCT_PERM
;
dsp
->
fdct
=
prores_fdct_c
;
dsp
->
dct_permutation_type
=
FF_NO_IDCT_PERM
;
if
(
HAVE_MMX
)
ff_proresdsp_x86_init
(
dsp
);
ff_init_scantable_permutation
(
dsp
->
idct_permutation
,
dsp
->
idct_permutation_type
);
#endif
#if CONFIG_PRORES_ENCODER
dsp
->
fdct
=
prores_fdct_c
;
dsp
->
dct_permutation_type
=
FF_NO_IDCT_PERM
;
ff_init_scantable_permutation
(
dsp
->
dct_permutation
,
dsp
->
dct_permutation_type
);
#endif
}
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