X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fi386%2Fmotion_est_mmx.c;fp=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fi386%2Fmotion_est_mmx.c;h=9e88ce2ce1b5f360e75e0f02aba968584e73a607;hb=16b3beced25134bef064705568ecb893a6be4e79;hp=0000000000000000000000000000000000000000;hpb=5a1d028f56182922addfed8f1f1c28fdde12756c;p=synfig.git

diff --git a/synfig-core/trunk/src/modules/mod_libavcodec/libavcodec/i386/motion_est_mmx.c b/synfig-core/trunk/src/modules/mod_libavcodec/libavcodec/i386/motion_est_mmx.c
new file mode 100644
index 0000000..9e88ce2
--- /dev/null
+++ b/synfig-core/trunk/src/modules/mod_libavcodec/libavcodec/i386/motion_est_mmx.c
@@ -0,0 +1,420 @@
+/*
+ * MMX optimized motion estimation
+ * Copyright (c) 2001 Fabrice Bellard.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * mostly by Michael Niedermayer <michaelni@gmx.at>
+ */
+#include "../dsputil.h"
+
+static const __attribute__ ((aligned(8))) uint64_t round_tab[3]={
+0x0000000000000000,
+0x0001000100010001,
+0x0002000200020002,
+};
+
+static __attribute__ ((aligned(8), unused)) uint64_t bone= 0x0101010101010101LL;
+
+static inline void sad8_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm2	\n\t"
+        "movq (%2, %%eax), %%mm4	\n\t"
+        "addl %3, %%eax			\n\t"
+        "psubusb %%mm0, %%mm2		\n\t"
+        "psubusb %%mm4, %%mm0		\n\t"
+        "movq (%1, %%eax), %%mm1	\n\t"
+        "movq (%2, %%eax), %%mm3	\n\t"
+        "movq (%2, %%eax), %%mm5	\n\t"
+        "psubusb %%mm1, %%mm3		\n\t"
+        "psubusb %%mm5, %%mm1		\n\t"
+        "por %%mm2, %%mm0		\n\t"
+        "por %%mm1, %%mm3		\n\t"
+        "movq %%mm0, %%mm1		\n\t"
+        "movq %%mm3, %%mm2		\n\t"
+        "punpcklbw %%mm7, %%mm0		\n\t"
+        "punpckhbw %%mm7, %%mm1		\n\t"
+        "punpcklbw %%mm7, %%mm3		\n\t"
+        "punpckhbw %%mm7, %%mm2		\n\t"
+        "paddw %%mm1, %%mm0		\n\t"
+        "paddw %%mm3, %%mm2		\n\t"
+        "paddw %%mm2, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %3, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1 - len), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline void sad8_mmx2(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm2	\n\t"
+        "psadbw %%mm2, %%mm0		\n\t"
+        "addl %3, %%eax			\n\t"
+        "movq (%1, %%eax), %%mm1	\n\t"
+        "movq (%2, %%eax), %%mm3	\n\t"
+        "psadbw %%mm1, %%mm3		\n\t"
+        "paddw %%mm3, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %3, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1 - len), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline void sad8_2_mmx2(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h)
+{
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm2	\n\t"
+        "pavgb %%mm2, %%mm0		\n\t"
+        "movq (%3, %%eax), %%mm2	\n\t"
+        "psadbw %%mm2, %%mm0		\n\t"
+        "addl %4, %%eax			\n\t"
+        "movq (%1, %%eax), %%mm1	\n\t"
+        "movq (%2, %%eax), %%mm3	\n\t"
+        "pavgb %%mm1, %%mm3		\n\t"
+        "movq (%3, %%eax), %%mm1	\n\t"
+        "psadbw %%mm1, %%mm3		\n\t"
+        "paddw %%mm3, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %4, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline void sad8_4_mmx2(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{ //FIXME reuse src
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "movq "MANGLE(bone)", %%mm5	\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm2	\n\t"
+        "movq 1(%1, %%eax), %%mm1	\n\t"
+        "movq 1(%2, %%eax), %%mm3	\n\t"
+        "pavgb %%mm2, %%mm0		\n\t"
+        "pavgb %%mm1, %%mm3		\n\t"
+        "psubusb %%mm5, %%mm3		\n\t"
+        "pavgb %%mm3, %%mm0		\n\t"
+        "movq (%3, %%eax), %%mm2	\n\t"
+        "psadbw %%mm2, %%mm0		\n\t"
+        "addl %4, %%eax			\n\t"
+        "movq (%1, %%eax), %%mm1	\n\t"
+        "movq (%2, %%eax), %%mm3	\n\t"
+        "movq 1(%1, %%eax), %%mm2	\n\t"
+        "movq 1(%2, %%eax), %%mm4	\n\t"
+        "pavgb %%mm3, %%mm1		\n\t"
+        "pavgb %%mm4, %%mm2		\n\t"
+        "psubusb %%mm5, %%mm2		\n\t"
+        "pavgb %%mm1, %%mm2		\n\t"
+        "movq (%3, %%eax), %%mm1	\n\t"
+        "psadbw %%mm1, %%mm2		\n\t"
+        "paddw %%mm2, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %4, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h)
+{
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm1	\n\t"
+        "movq (%1, %%eax), %%mm2	\n\t"
+        "movq (%2, %%eax), %%mm3	\n\t"
+        "punpcklbw %%mm7, %%mm0		\n\t"
+        "punpcklbw %%mm7, %%mm1		\n\t"
+        "punpckhbw %%mm7, %%mm2		\n\t"
+        "punpckhbw %%mm7, %%mm3		\n\t"
+        "paddw %%mm0, %%mm1		\n\t"
+        "paddw %%mm2, %%mm3		\n\t"
+        "movq (%3, %%eax), %%mm4	\n\t"
+        "movq (%3, %%eax), %%mm2	\n\t"
+        "paddw %%mm5, %%mm1		\n\t"
+        "paddw %%mm5, %%mm3		\n\t"
+        "psrlw $1, %%mm1		\n\t"
+        "psrlw $1, %%mm3		\n\t"
+        "packuswb %%mm3, %%mm1		\n\t"
+        "psubusb %%mm1, %%mm4		\n\t"
+        "psubusb %%mm2, %%mm1		\n\t"
+        "por %%mm4, %%mm1		\n\t"
+        "movq %%mm1, %%mm0		\n\t"
+        "punpcklbw %%mm7, %%mm0		\n\t"
+        "punpckhbw %%mm7, %%mm1		\n\t"
+        "paddw %%mm1, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %4, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+    int len= -(stride<<h);
+    asm volatile(
+        ".balign 16			\n\t"
+        "1:				\n\t"
+        "movq (%1, %%eax), %%mm0	\n\t"
+        "movq (%2, %%eax), %%mm1	\n\t"
+        "movq %%mm0, %%mm4		\n\t"
+        "movq %%mm1, %%mm2		\n\t"
+        "punpcklbw %%mm7, %%mm0		\n\t"
+        "punpcklbw %%mm7, %%mm1		\n\t"
+        "punpckhbw %%mm7, %%mm4		\n\t"
+        "punpckhbw %%mm7, %%mm2		\n\t"
+        "paddw %%mm1, %%mm0		\n\t"
+        "paddw %%mm2, %%mm4		\n\t"
+        "movq 1(%1, %%eax), %%mm2	\n\t"
+        "movq 1(%2, %%eax), %%mm3	\n\t"
+        "movq %%mm2, %%mm1		\n\t"
+        "punpcklbw %%mm7, %%mm2		\n\t"
+        "punpckhbw %%mm7, %%mm1		\n\t"
+        "paddw %%mm0, %%mm2		\n\t"
+        "paddw %%mm4, %%mm1		\n\t"
+        "movq %%mm3, %%mm4		\n\t"
+        "punpcklbw %%mm7, %%mm3		\n\t"
+        "punpckhbw %%mm7, %%mm4		\n\t"
+        "paddw %%mm3, %%mm2		\n\t"
+        "paddw %%mm4, %%mm1		\n\t"
+        "movq (%3, %%eax), %%mm3	\n\t"
+        "movq (%3, %%eax), %%mm4	\n\t"
+        "paddw %%mm5, %%mm2		\n\t"
+        "paddw %%mm5, %%mm1		\n\t"
+        "psrlw $2, %%mm2		\n\t"
+        "psrlw $2, %%mm1		\n\t"
+        "packuswb %%mm1, %%mm2		\n\t"
+        "psubusb %%mm2, %%mm3		\n\t"
+        "psubusb %%mm4, %%mm2		\n\t"
+        "por %%mm3, %%mm2		\n\t"
+        "movq %%mm2, %%mm0		\n\t"
+        "punpcklbw %%mm7, %%mm0		\n\t"
+        "punpckhbw %%mm7, %%mm2		\n\t"
+        "paddw %%mm2, %%mm0		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "addl %4, %%eax			\n\t"
+        " js 1b				\n\t"
+        : "+a" (len)
+        : "r" (blk1 - len), "r" (blk1 -len + stride), "r" (blk2 - len), "r" (stride)
+    );
+}
+
+static inline int sum_mmx(void)
+{
+    int ret;
+    asm volatile(
+        "movq %%mm6, %%mm0		\n\t"
+        "psrlq $32, %%mm6		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "movq %%mm6, %%mm0		\n\t"
+        "psrlq $16, %%mm6		\n\t"
+        "paddw %%mm0, %%mm6		\n\t"
+        "movd %%mm6, %0			\n\t"
+        : "=r" (ret)
+    );
+    return ret&0xFFFF;
+}
+
+static inline int sum_mmx2(void)
+{
+    int ret;
+    asm volatile(
+        "movd %%mm6, %0			\n\t"
+        : "=r" (ret)
+    );
+    return ret;
+}
+
+
+#define PIX_SAD(suf)\
+static int pix_abs8x8_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t":);\
+\
+    sad8_ ## suf(blk1, blk2, stride, 3);\
+\
+    return sum_ ## suf();\
+}\
+static int sad8x8_ ## suf(void *s, uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t":);\
+\
+    sad8_ ## suf(blk1, blk2, stride, 3);\
+\
+    return sum_ ## suf();\
+}\
+\
+static int pix_abs8x8_x2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[1]) \
+                 );\
+\
+    sad8_2_ ## suf(blk1, blk1+1, blk2, stride, 3);\
+\
+    return sum_ ## suf();\
+}\
+\
+static int pix_abs8x8_y2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[1]) \
+                 );\
+\
+    sad8_2_ ## suf(blk1, blk1+stride, blk2, stride, 3);\
+\
+    return sum_ ## suf();\
+}\
+\
+static int pix_abs8x8_xy2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[2]) \
+                 );\
+\
+    sad8_4_ ## suf(blk1, blk2, stride, 3);\
+\
+    return sum_ ## suf();\
+}\
+\
+static int pix_abs16x16_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t":);\
+\
+    sad8_ ## suf(blk1  , blk2  , stride, 4);\
+    sad8_ ## suf(blk1+8, blk2+8, stride, 4);\
+\
+    return sum_ ## suf();\
+}\
+static int sad16x16_ ## suf(void *s, uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t":);\
+\
+    sad8_ ## suf(blk1  , blk2  , stride, 4);\
+    sad8_ ## suf(blk1+8, blk2+8, stride, 4);\
+\
+    return sum_ ## suf();\
+}\
+static int pix_abs16x16_x2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[1]) \
+                 );\
+\
+    sad8_2_ ## suf(blk1  , blk1+1, blk2  , stride, 4);\
+    sad8_2_ ## suf(blk1+8, blk1+9, blk2+8, stride, 4);\
+\
+    return sum_ ## suf();\
+}\
+static int pix_abs16x16_y2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[1]) \
+                 );\
+\
+    sad8_2_ ## suf(blk1  , blk1+stride,  blk2  , stride, 4);\
+    sad8_2_ ## suf(blk1+8, blk1+stride+8,blk2+8, stride, 4);\
+\
+    return sum_ ## suf();\
+}\
+static int pix_abs16x16_xy2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
+{\
+    asm volatile("pxor %%mm7, %%mm7		\n\t"\
+                 "pxor %%mm6, %%mm6		\n\t"\
+                 "movq %0, %%mm5		\n\t"\
+                 :: "m"(round_tab[2]) \
+                 );\
+\
+    sad8_4_ ## suf(blk1  , blk2  , stride, 4);\
+    sad8_4_ ## suf(blk1+8, blk2+8, stride, 4);\
+\
+    return sum_ ## suf();\
+}\
+
+PIX_SAD(mmx)
+PIX_SAD(mmx2)
+
+void dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx)
+{
+    if (mm_flags & MM_MMX) {
+        c->pix_abs16x16     = pix_abs16x16_mmx;
+        c->pix_abs16x16_x2  = pix_abs16x16_x2_mmx;
+        c->pix_abs16x16_y2  = pix_abs16x16_y2_mmx;
+        c->pix_abs16x16_xy2 = pix_abs16x16_xy2_mmx;
+        c->pix_abs8x8     = pix_abs8x8_mmx;
+        c->pix_abs8x8_x2  = pix_abs8x8_x2_mmx;
+        c->pix_abs8x8_y2  = pix_abs8x8_y2_mmx;
+        c->pix_abs8x8_xy2 = pix_abs8x8_xy2_mmx;
+
+	c->sad[0]= sad16x16_mmx;
+        c->sad[1]= sad8x8_mmx;
+    }
+    if (mm_flags & MM_MMXEXT) {
+	c->pix_abs16x16     = pix_abs16x16_mmx2;
+	c->pix_abs8x8     = pix_abs8x8_mmx2;
+
+	c->sad[0]= sad16x16_mmx2;
+	c->sad[1]= sad8x8_mmx2;
+        
+        if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+            c->pix_abs16x16_x2  = pix_abs16x16_x2_mmx2;
+            c->pix_abs16x16_y2  = pix_abs16x16_y2_mmx2;
+            c->pix_abs16x16_xy2 = pix_abs16x16_xy2_mmx2;
+            c->pix_abs8x8_x2  = pix_abs8x8_x2_mmx2;
+            c->pix_abs8x8_y2  = pix_abs8x8_y2_mmx2;
+            c->pix_abs8x8_xy2 = pix_abs8x8_xy2_mmx2;
+        }
+    }
+}