mirror of https://git.ffmpeg.org/ffmpeg.git
Port pred8x8l_dc_mmx/ssse3 (H.264 intra prediction) from x264 to FFmpeg.
Original authors: Holger Lubitz <holger lubitz org>, Jason Garrett-Glaser <darkshikari gmail com> (approves LGPL relicensing for this code) and Loren Merritt <lorenm at u dot washington dot edu> (approves LGPL relicensing for this code). Patch by Daniel Kang <daniel dot d dot kang at gmail com>, as part of Google's GCI 2010. Originally committed as revision 26138 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
parent
2e93fd4b5e
commit
abab14eac0
|
@ -43,6 +43,7 @@ cextern pb_1
|
|||
cextern pb_3
|
||||
cextern pw_4
|
||||
cextern pw_5
|
||||
cextern pw_8
|
||||
cextern pw_16
|
||||
cextern pw_17
|
||||
cextern pw_32
|
||||
|
@ -1138,6 +1139,110 @@ PRED8x8L_TOP_DC mmxext
|
|||
PRED8x8L_TOP_DC ssse3
|
||||
%endif
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
;void pred8x8l_dc(uint8_t *src, int has_topleft, int has_topright, int stride)
|
||||
;-----------------------------------------------------------------------------
|
||||
%ifdef CONFIG_GPL
|
||||
%macro PRED8x8L_DC 1
|
||||
cglobal pred8x8l_dc_%1, 4,5
|
||||
sub r0, r3
|
||||
lea r4, [r0+r3*2]
|
||||
movq mm0, [r0+r3*1-8]
|
||||
punpckhbw mm0, [r0+r3*0-8]
|
||||
movq mm1, [r4+r3*1-8]
|
||||
punpckhbw mm1, [r0+r3*2-8]
|
||||
mov r4, r0
|
||||
punpckhwd mm1, mm0
|
||||
lea r0, [r0+r3*4]
|
||||
movq mm2, [r0+r3*1-8]
|
||||
punpckhbw mm2, [r0+r3*0-8]
|
||||
lea r0, [r0+r3*2]
|
||||
movq mm3, [r0+r3*1-8]
|
||||
punpckhbw mm3, [r0+r3*0-8]
|
||||
punpckhwd mm3, mm2
|
||||
punpckhdq mm3, mm1
|
||||
lea r0, [r0+r3*2]
|
||||
movq mm0, [r0+r3*0-8]
|
||||
movq mm1, [r4]
|
||||
mov r0, r4
|
||||
movq mm4, mm3
|
||||
movq mm2, mm3
|
||||
PALIGNR mm4, mm0, 7, mm0
|
||||
PALIGNR mm1, mm2, 1, mm2
|
||||
test r1, r1
|
||||
jnz .do_left
|
||||
.fix_lt_1:
|
||||
movq mm5, mm3
|
||||
pxor mm5, mm4
|
||||
psrlq mm5, 56
|
||||
psllq mm5, 48
|
||||
pxor mm1, mm5
|
||||
jmp .do_left
|
||||
.fix_lt_2:
|
||||
movq mm5, mm3
|
||||
pxor mm5, mm2
|
||||
psllq mm5, 56
|
||||
psrlq mm5, 56
|
||||
pxor mm2, mm5
|
||||
test r2, r2
|
||||
jnz .body
|
||||
.fix_tr_1:
|
||||
movq mm5, mm3
|
||||
pxor mm5, mm1
|
||||
psrlq mm5, 56
|
||||
psllq mm5, 56
|
||||
pxor mm1, mm5
|
||||
jmp .body
|
||||
.do_left:
|
||||
movq mm0, mm4
|
||||
PRED4x4_LOWPASS mm2, mm1, mm4, mm3, mm5
|
||||
movq mm4, mm0
|
||||
movq mm7, mm2
|
||||
PRED4x4_LOWPASS mm1, mm3, mm0, mm4, mm5
|
||||
psllq mm1, 56
|
||||
PALIGNR mm7, mm1, 7, mm3
|
||||
movq mm0, [r0-8]
|
||||
movq mm3, [r0]
|
||||
movq mm1, [r0+8]
|
||||
movq mm2, mm3
|
||||
movq mm4, mm3
|
||||
PALIGNR mm2, mm0, 7, mm0
|
||||
PALIGNR mm1, mm4, 1, mm4
|
||||
test r1, r1
|
||||
jz .fix_lt_2
|
||||
test r2, r2
|
||||
jz .fix_tr_1
|
||||
.body
|
||||
lea r1, [r0+r3*2]
|
||||
PRED4x4_LOWPASS mm6, mm2, mm1, mm3, mm5
|
||||
pxor mm0, mm0
|
||||
pxor mm1, mm1
|
||||
lea r2, [r1+r3*2]
|
||||
psadbw mm0, mm7
|
||||
psadbw mm1, mm6
|
||||
paddw mm0, [pw_8]
|
||||
paddw mm0, mm1
|
||||
lea r4, [r2+r3*2]
|
||||
psrlw mm0, 4
|
||||
pshufw mm0, mm0, 0
|
||||
packuswb mm0, mm0
|
||||
movq [r0+r3*1], mm0
|
||||
movq [r0+r3*2], mm0
|
||||
movq [r1+r3*1], mm0
|
||||
movq [r1+r3*2], mm0
|
||||
movq [r2+r3*1], mm0
|
||||
movq [r2+r3*2], mm0
|
||||
movq [r4+r3*1], mm0
|
||||
movq [r4+r3*2], mm0
|
||||
RET
|
||||
%endmacro
|
||||
INIT_MMX
|
||||
%define PALIGNR PALIGNR_MMX
|
||||
PRED8x8L_DC mmxext
|
||||
%define PALIGNR PALIGNR_SSSE3
|
||||
PRED8x8L_DC ssse3
|
||||
%endif
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
; void pred4x4_dc_mmxext(uint8_t *src, const uint8_t *topright, int stride)
|
||||
;-----------------------------------------------------------------------------
|
||||
|
|
|
@ -61,6 +61,8 @@ void ff_pred8x8_tm_vp8_sse2 (uint8_t *src, int stride);
|
|||
void ff_pred8x8_tm_vp8_ssse3 (uint8_t *src, int stride);
|
||||
void ff_pred8x8l_top_dc_mmxext (uint8_t *src, int has_topleft, int has_topright, int stride);
|
||||
void ff_pred8x8l_top_dc_ssse3 (uint8_t *src, int has_topleft, int has_topright, int stride);
|
||||
void ff_pred8x8l_dc_mmxext (uint8_t *src, int has_topleft, int has_topright, int stride);
|
||||
void ff_pred8x8l_dc_ssse3 (uint8_t *src, int has_topleft, int has_topright, int stride);
|
||||
void ff_pred4x4_dc_mmxext (uint8_t *src, const uint8_t *topright, int stride);
|
||||
void ff_pred4x4_down_left_mmxext (uint8_t *src, const uint8_t *topright, int stride);
|
||||
void ff_pred4x4_tm_vp8_mmx (uint8_t *src, const uint8_t *topright, int stride);
|
||||
|
@ -100,6 +102,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id)
|
|||
h->pred8x8 [HOR_PRED8x8 ] = ff_pred8x8_horizontal_mmxext;
|
||||
#if CONFIG_GPL
|
||||
h->pred8x8l [TOP_DC_PRED ] = ff_pred8x8l_top_dc_mmxext;
|
||||
h->pred8x8l [DC_PRED ] = ff_pred8x8l_dc_mmxext;
|
||||
#endif
|
||||
h->pred4x4 [DC_PRED ] = ff_pred4x4_dc_mmxext;
|
||||
#if CONFIG_GPL
|
||||
|
@ -155,6 +158,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id)
|
|||
h->pred8x8 [HOR_PRED8x8 ] = ff_pred8x8_horizontal_ssse3;
|
||||
#if CONFIG_GPL
|
||||
h->pred8x8l [TOP_DC_PRED ] = ff_pred8x8l_top_dc_ssse3;
|
||||
h->pred8x8l [DC_PRED ] = ff_pred8x8l_dc_ssse3;
|
||||
#endif
|
||||
if (codec_id == CODEC_ID_VP8) {
|
||||
h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_tm_vp8_ssse3;
|
||||
|
|
Loading…
Reference in New Issue