diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2004-09-08 18:49:12 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2004-09-08 18:49:12 +0000 |
| commit | e69538fa604d1c023a68f427ca7cba7ecedb1c52 (patch) | |
| tree | 5945d8976afc5d892a54676525aef92dbfdc3bac /libavcodec/i386 | |
| parent | e772bb8a82d5c465dd1ed0957350f59114a02b83 (diff) | |
h264_qpel8_hv_lowpass_mmx2/3dnow
Originally committed as revision 3446 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/i386')
| -rw-r--r-- | libavcodec/i386/dsputil_mmx.c | 85 |
1 files changed, 79 insertions, 6 deletions
diff --git a/libavcodec/i386/dsputil_mmx.c b/libavcodec/i386/dsputil_mmx.c index 3221f0c4ee..fcdd426d36 100644 --- a/libavcodec/i386/dsputil_mmx.c +++ b/libavcodec/i386/dsputil_mmx.c @@ -2552,12 +2552,85 @@ static void OPNAME ## h264_qpel8_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, i }\ }\ static void OPNAME ## h264_qpel8_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, uint8_t *src, int dstStride, int tmpStride, int srcStride){\ - OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst , tmp , src , dstStride, tmpStride, srcStride);\ - OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst+4, tmp , src+4, dstStride, tmpStride, srcStride);\ - src += 4*srcStride;\ - dst += 4*dstStride;\ - OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst , tmp , src , dstStride, tmpStride, srcStride);\ - OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(dst+4, tmp , src+4, dstStride, tmpStride, srcStride);\ + int h=8;\ + int w=4;\ + src -= 2*srcStride+2;\ + while(w--){\ + asm volatile(\ + "pxor %%mm7, %%mm7 \n\t"\ + "movd (%0), %%mm0 \n\t"\ + "addl %2, %0 \n\t"\ + "movd (%0), %%mm1 \n\t"\ + "addl %2, %0 \n\t"\ + "movd (%0), %%mm2 \n\t"\ + "addl %2, %0 \n\t"\ + "movd (%0), %%mm3 \n\t"\ + "addl %2, %0 \n\t"\ + "movd (%0), %%mm4 \n\t"\ + "addl %2, %0 \n\t"\ + "punpcklbw %%mm7, %%mm0 \n\t"\ + "punpcklbw %%mm7, %%mm1 \n\t"\ + "punpcklbw %%mm7, %%mm2 \n\t"\ + "punpcklbw %%mm7, %%mm3 \n\t"\ + "punpcklbw %%mm7, %%mm4 \n\t"\ + QPEL_H264HV(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4, %%mm5, 0*8*4)\ + QPEL_H264HV(%%mm1, %%mm2, %%mm3, %%mm4, %%mm5, %%mm0, 1*8*4)\ + QPEL_H264HV(%%mm2, %%mm3, %%mm4, %%mm5, %%mm0, %%mm1, 2*8*4)\ + QPEL_H264HV(%%mm3, %%mm4, %%mm5, %%mm0, %%mm1, %%mm2, 3*8*4)\ + QPEL_H264HV(%%mm4, %%mm5, %%mm0, %%mm1, %%mm2, %%mm3, 4*8*4)\ + QPEL_H264HV(%%mm5, %%mm0, %%mm1, %%mm2, %%mm3, %%mm4, 5*8*4)\ + QPEL_H264HV(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4, %%mm5, 6*8*4)\ + QPEL_H264HV(%%mm1, %%mm2, %%mm3, %%mm4, %%mm5, %%mm0, 7*8*4)\ + \ + : "+a"(src)\ + : "c"(tmp), "S"(srcStride), "m"(ff_pw_5)\ + : "memory"\ + );\ + tmp += 4;\ + src += 4 - 13*srcStride;\ + }\ + tmp -= 4*4;\ + asm volatile(\ + "movq %4, %%mm6 \n\t"\ + "1: \n\t"\ + "movq (%0), %%mm0 \n\t"\ + "movq 8(%0), %%mm3 \n\t"\ + "movq 2(%0), %%mm1 \n\t"\ + "movq 10(%0), %%mm4 \n\t"\ + "paddw %%mm4, %%mm0 \n\t"\ + "paddw %%mm3, %%mm1 \n\t"\ + "paddw 18(%0), %%mm3 \n\t"\ + "paddw 16(%0), %%mm4 \n\t"\ + "movq 4(%0), %%mm2 \n\t"\ + "movq 12(%0), %%mm5 \n\t"\ + "paddw 6(%0), %%mm2 \n\t"\ + "paddw 14(%0), %%mm5 \n\t"\ + "psubw %%mm1, %%mm0 \n\t"\ + "psubw %%mm4, %%mm3 \n\t"\ + "psraw $2, %%mm0 \n\t"\ + "psraw $2, %%mm3 \n\t"\ + "psubw %%mm1, %%mm0 \n\t"\ + "psubw %%mm4, %%mm3 \n\t"\ + "paddsw %%mm2, %%mm0 \n\t"\ + "paddsw %%mm5, %%mm3 \n\t"\ + "psraw $2, %%mm0 \n\t"\ + "psraw $2, %%mm3 \n\t"\ + "paddw %%mm6, %%mm2 \n\t"\ + "paddw %%mm6, %%mm5 \n\t"\ + "paddw %%mm2, %%mm0 \n\t"\ + "paddw %%mm5, %%mm3 \n\t"\ + "psraw $6, %%mm0 \n\t"\ + "psraw $6, %%mm3 \n\t"\ + "packuswb %%mm3, %%mm0 \n\t"\ + OP(%%mm0, (%1),%%mm7, q)\ + "addl $32, %0 \n\t"\ + "addl %3, %1 \n\t"\ + "decl %2 \n\t"\ + " jnz 1b \n\t"\ + : "+a"(tmp), "+c"(dst), "+m"(h)\ + : "S"(dstStride), "m"(ff_pw_32)\ + : "memory"\ + );\ }\ static void OPNAME ## h264_qpel16_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ OPNAME ## h264_qpel8_v_lowpass_ ## MMX(dst , src , dstStride, srcStride);\ |