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Code Issues Releases Activity

vc1: arm: Add NEON no_rnd chroma MC

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Apply David Conrad's old patch to the modern codebase.

http://ffmpeg.org/pipermail/ffmpeg-devel/2009-April/059877.html

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Mason Carter 2013-12-14 17:32:57 -08:00 committed by Martin Storsjö
parent 832e190632
commit b254490bda
2 changed files with 27 additions and 0 deletions
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13
libavcodec/arm/h264cmc_neon.S
View File

@ -39,6 +39,9 @@ function ff_\type\()_\codec\()_chroma_mc8_neon, export=1
add r6, r6, r7, lsl #1
vld1.16 {d22[],d23[]}, [r6,:16]
.endif
.ifc \codec,vc1
vmov.u16 q11, #28
.endif
A muls r7, r4, r5
T mul r7, r4, r5
@ -183,6 +186,9 @@ function ff_\type\()_\codec\()_chroma_mc4_neon, export=1
add r6, r6, r7, lsl #1
vld1.16 {d22[],d23[]}, [r6,:16]
.endif
.ifc \codec,vc1
vmov.u16 q11, #28
.endif
A muls r7, r4, r5
T mul r7, r4, r5
@ -396,3 +402,10 @@ endconst
h264_chroma_mc4 put, rv40
h264_chroma_mc4 avg, rv40
#endif
#if CONFIG_VC1_DECODER
h264_chroma_mc8 put, vc1
h264_chroma_mc8 avg, vc1
h264_chroma_mc4 put, vc1
h264_chroma_mc4 avg, vc1
#endif

14
libavcodec/arm/vc1dsp_init_neon.c
View File

@ -70,6 +70,15 @@ void ff_put_vc1_mspel_mc32_neon(uint8_t *dst, const uint8_t *src,
void ff_put_vc1_mspel_mc33_neon(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int rnd);
void ff_put_vc1_chroma_mc8_neon(uint8_t *dst, uint8_t *src, int stride, int h,
int x, int y);
void ff_avg_vc1_chroma_mc8_neon(uint8_t *dst, uint8_t *src, int stride, int h,
int x, int y);
void ff_put_vc1_chroma_mc4_neon(uint8_t *dst, uint8_t *src, int stride, int h,
int x, int y);
void ff_avg_vc1_chroma_mc4_neon(uint8_t *dst, uint8_t *src, int stride, int h,
int x, int y);
av_cold void ff_vc1dsp_init_neon(VC1DSPContext *dsp)
{
dsp->vc1_inv_trans_8x8 = ff_vc1_inv_trans_8x8_neon;
@ -97,4 +106,9 @@ av_cold void ff_vc1dsp_init_neon(VC1DSPContext *dsp)
dsp->put_vc1_mspel_pixels_tab[13] = ff_put_vc1_mspel_mc13_neon;
dsp->put_vc1_mspel_pixels_tab[14] = ff_put_vc1_mspel_mc23_neon;
dsp->put_vc1_mspel_pixels_tab[15] = ff_put_vc1_mspel_mc33_neon;
dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_neon;
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_neon;
dsp->put_no_rnd_vc1_chroma_pixels_tab[1] = ff_put_vc1_chroma_mc4_neon;
dsp->avg_no_rnd_vc1_chroma_pixels_tab[1] = ff_avg_vc1_chroma_mc4_neon;
}