mirror of https://git.ffmpeg.org/ffmpeg.git
Port pred8x8l_horizontal_up_mmxext/ssse3 (H.264 intra prediction) from x264
(authors: Jason, Loren, Holger) to FFmpeg. Patch by Daniel Kang <daniel dot d dot kang at gmail com>, as part of Google's GCI 2010. Originally committed as revision 26149 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -2045,6 +2045,101 @@ INIT_MMX
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PRED8x8L_VERTICAL_LEFT ssse3
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%endif
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;-----------------------------------------------------------------------------
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; void pred8x8l_horizontal_up(uint8_t *src, int has_topleft, int has_topright, int stride)
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;-----------------------------------------------------------------------------
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%ifdef CONFIG_GPL
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%macro PRED8x8L_HORIZONTAL_UP 1
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cglobal pred8x8l_horizontal_up_%1, 4,4
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sub r0, r3
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lea r2, [r0+r3*2]
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movq mm0, [r0+r3*1-8]
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punpckhbw mm0, [r0+r3*0-8]
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movq mm1, [r2+r3*1-8]
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punpckhbw mm1, [r0+r3*2-8]
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mov r2, r0
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punpckhwd mm1, mm0
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lea r0, [r0+r3*4]
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movq mm2, [r0+r3*1-8]
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punpckhbw mm2, [r0+r3*0-8]
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lea r0, [r0+r3*2]
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movq mm3, [r0+r3*1-8]
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punpckhbw mm3, [r0+r3*0-8]
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punpckhwd mm3, mm2
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punpckhdq mm3, mm1
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lea r0, [r0+r3*2]
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movq mm0, [r0+r3*0-8]
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movq mm1, [r2]
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mov r0, r2
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movq mm4, mm3
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movq mm2, mm3
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PALIGNR mm4, mm0, 7, mm0
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PALIGNR mm1, mm2, 1, mm2
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test r1, r1
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jnz .do_left
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.fix_lt_1:
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movq mm5, mm3
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pxor mm5, mm4
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psrlq mm5, 56
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psllq mm5, 48
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pxor mm1, mm5
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.do_left:
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movq mm0, mm4
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PRED4x4_LOWPASS mm2, mm1, mm4, mm3, mm5
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movq mm4, mm0
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movq mm7, mm2
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PRED4x4_LOWPASS mm1, mm3, mm0, mm4, mm5
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psllq mm1, 56
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PALIGNR mm7, mm1, 7, mm3
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lea r1, [r0+r3*2]
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pshufw mm0, mm7, 00011011b ; l6 l7 l4 l5 l2 l3 l0 l1
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psllq mm7, 56 ; l7 .. .. .. .. .. .. ..
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movq mm2, mm0
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psllw mm0, 8
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psrlw mm2, 8
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por mm2, mm0 ; l7 l6 l5 l4 l3 l2 l1 l0
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movq mm3, mm2
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movq mm4, mm2
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movq mm5, mm2
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psrlq mm2, 8
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psrlq mm3, 16
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lea r2, [r1+r3*2]
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por mm2, mm7 ; l7 l7 l6 l5 l4 l3 l2 l1
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punpckhbw mm7, mm7
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por mm3, mm7 ; l7 l7 l7 l6 l5 l4 l3 l2
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pavgb mm4, mm2
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PRED4x4_LOWPASS mm1, mm3, mm5, mm2, mm6
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movq mm5, mm4
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punpcklbw mm4, mm1 ; p4 p3 p2 p1
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punpckhbw mm5, mm1 ; p8 p7 p6 p5
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movq mm6, mm5
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movq mm7, mm5
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movq mm0, mm5
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PALIGNR mm5, mm4, 2, mm1
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pshufw mm1, mm6, 11111001b
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PALIGNR mm6, mm4, 4, mm2
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pshufw mm2, mm7, 11111110b
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PALIGNR mm7, mm4, 6, mm3
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pshufw mm3, mm0, 11111111b
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movq [r0+r3*1], mm4
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movq [r0+r3*2], mm5
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lea r0, [r2+r3*2]
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movq [r1+r3*1], mm6
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movq [r1+r3*2], mm7
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movq [r2+r3*1], mm0
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movq [r2+r3*2], mm1
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movq [r0+r3*1], mm2
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movq [r0+r3*2], mm3
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RET
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%endmacro
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INIT_MMX
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%define PALIGNR PALIGNR_MMX
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PRED8x8L_HORIZONTAL_UP mmxext
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%define PALIGNR PALIGNR_SSSE3
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PRED8x8L_HORIZONTAL_UP ssse3
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%endif
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;-----------------------------------------------------------------------------
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; void pred4x4_dc_mmxext(uint8_t *src, const uint8_t *topright, int stride)
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;-----------------------------------------------------------------------------
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@ -77,6 +77,8 @@ void ff_pred8x8l_vertical_right_sse2(uint8_t *src, int has_topleft, int has_topr
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void ff_pred8x8l_vertical_right_ssse3(uint8_t *src, int has_topleft, int has_topright, int stride);
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void ff_pred8x8l_vertical_left_sse2(uint8_t *src, int has_topleft, int has_topright, int stride);
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void ff_pred8x8l_vertical_left_ssse3(uint8_t *src, int has_topleft, int has_topright, int stride);
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void ff_pred8x8l_horizontal_up_mmxext(uint8_t *src, int has_topleft, int has_topright, int stride);
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void ff_pred8x8l_horizontal_up_ssse3(uint8_t *src, int has_topleft, int has_topright, int stride);
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void ff_pred4x4_dc_mmxext (uint8_t *src, const uint8_t *topright, int stride);
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void ff_pred4x4_down_left_mmxext (uint8_t *src, const uint8_t *topright, int stride);
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void ff_pred4x4_tm_vp8_mmx (uint8_t *src, const uint8_t *topright, int stride);
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@ -121,6 +123,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id)
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h->pred8x8l [VERT_PRED ] = ff_pred8x8l_vertical_mmxext;
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h->pred8x8l [DIAG_DOWN_RIGHT_PRED] = ff_pred8x8l_down_right_mmxext;
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h->pred8x8l [VERT_RIGHT_PRED ] = ff_pred8x8l_vertical_right_mmxext;
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h->pred8x8l [HOR_UP_PRED ] = ff_pred8x8l_horizontal_up_mmxext;
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#endif
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h->pred4x4 [DC_PRED ] = ff_pred4x4_dc_mmxext;
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#if CONFIG_GPL
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@ -189,6 +192,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id)
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h->pred8x8l [DIAG_DOWN_RIGHT_PRED] = ff_pred8x8l_down_right_ssse3;
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h->pred8x8l [VERT_RIGHT_PRED ] = ff_pred8x8l_vertical_right_ssse3;
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h->pred8x8l [VERT_LEFT_PRED ] = ff_pred8x8l_vertical_left_ssse3;
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h->pred8x8l [HOR_UP_PRED ] = ff_pred8x8l_horizontal_up_ssse3;
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#endif
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if (codec_id == CODEC_ID_VP8) {
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h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_tm_vp8_ssse3;
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