virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-10-30 23:18:11 +02:00
Code Issues Releases Activity

Merge commit '0676de935b1e81bc5b5698fef3e7d48ff2ea77ff'

Browse Source 
* commit '0676de935b1e81bc5b5698fef3e7d48ff2ea77ff':
  arm: Implement a NEON version of 422 h264_h_loop_filter_chroma

Merged-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2019-03-22 16:04:42 -03:00
parent e704070f61 0676de935b
commit 47e12966b7
2 changed files with 26 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
libavcodec/arm/h264dsp_init_arm.c
View File

@@ -33,6 +33,8 @@ void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha
int beta, int8_t *tc0); int beta, int8_t *tc0);
void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha, void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
int beta, int8_t *tc0); int beta, int8_t *tc0);
void ff_h264_h_loop_filter_chroma422_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
int beta, int8_t *tc0);
void ff_weight_h264_pixels_16_neon(uint8_t *dst, int stride, int height, void ff_weight_h264_pixels_16_neon(uint8_t *dst, int stride, int height,
int log2_den, int weight, int offset); int log2_den, int weight, int offset);
@@ -77,9 +79,11 @@ static av_cold void h264dsp_init_neon(H264DSPContext *c, const int bit_depth,
c->h264_v_loop_filter_luma = ff_h264_v_loop_filter_luma_neon; c->h264_v_loop_filter_luma = ff_h264_v_loop_filter_luma_neon;
c->h264_h_loop_filter_luma = ff_h264_h_loop_filter_luma_neon; c->h264_h_loop_filter_luma = ff_h264_h_loop_filter_luma_neon;
c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon; c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
if(chroma_format_idc == 1){
c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon; if (chroma_format_idc <= 1)
} c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
else
c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma422_neon;
c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon; c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon;
c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon; c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon;

19
libavcodec/arm/h264dsp_neon.S
View File

@@ -237,6 +237,7 @@ function ff_h264_h_loop_filter_chroma_neon, export=1
h264_loop_filter_start h264_loop_filter_start
sub r0, r0, #2 sub r0, r0, #2
h_loop_filter_chroma420:
vld1.32 {d18[0]}, [r0], r1 vld1.32 {d18[0]}, [r0], r1
vld1.32 {d16[0]}, [r0], r1 vld1.32 {d16[0]}, [r0], r1
vld1.32 {d0[0]}, [r0], r1 vld1.32 {d0[0]}, [r0], r1
@@ -271,6 +272,24 @@ function ff_h264_h_loop_filter_chroma_neon, export=1
bx lr bx lr
endfunc endfunc
function ff_h264_h_loop_filter_chroma422_neon, export=1
h264_loop_filter_start
push {r4, lr}
add r4, r0, r1
add r1, r1, r1
sub r0, r0, #2
bl h_loop_filter_chroma420
ldr r12, [sp, #8]
ldr r12, [r12]
vmov.32 d24[0], r12
sub r0, r4, #2
bl h_loop_filter_chroma420
pop {r4, pc}
endfunc
@ Biweighted prediction @ Biweighted prediction
.macro biweight_16 macs, macd .macro biweight_16 macs, macd