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| author | Brian Foley <bfoley@compsoc.nuigalway.ie> | 2002-11-22 07:53:06 +0000 |
|---|---|---|
| committer | Zdenek Kabelac <kabi@informatics.muni.cz> | 2002-11-22 07:53:06 +0000 |
| commit | 9c76bd48aa318eaf74a3d9c4cac3d8a9ada3fe04 (patch) | |
| tree | f0dfc2c1261b7122aa10861605c05a5f55a884cb /libavcodec/motion_est.c | |
| parent | 3aca208a7b5084a6202e44a82baeaac0026f3dce (diff) | |
| download | ffmpeg-9c76bd48aa318eaf74a3d9c4cac3d8a9ada3fe04.tar.gz | |
* altivec and pix_norm patch by Brian Foley
Originally committed as revision 1269 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/motion_est.c')
| -rw-r--r-- | libavcodec/motion_est.c | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c index 95e67f66a5..b1a3c61f73 100644 --- a/libavcodec/motion_est.c +++ b/libavcodec/motion_est.c @@ -63,31 +63,6 @@ static int pix_dev(UINT8 * pix, int line_size, int mean) return s; } -static int pix_norm(UINT8 * pix1, UINT8 * pix2, int line_size) -{ - int s, i, j; - UINT32 *sq = squareTbl + 256; - - s = 0; - for (i = 0; i < 16; i++) { - for (j = 0; j < 16; j += 8) { - s += sq[pix1[0] - pix2[0]]; - s += sq[pix1[1] - pix2[1]]; - s += sq[pix1[2] - pix2[2]]; - s += sq[pix1[3] - pix2[3]]; - s += sq[pix1[4] - pix2[4]]; - s += sq[pix1[5] - pix2[5]]; - s += sq[pix1[6] - pix2[6]]; - s += sq[pix1[7] - pix2[7]]; - pix1 += 8; - pix2 += 8; - } - pix1 += line_size - 16; - pix2 += line_size - 16; - } - return s; -} - static inline void no_motion_search(MpegEncContext * s, int *mx_ptr, int *my_ptr) { @@ -1137,7 +1112,7 @@ void ff_estimate_p_frame_motion(MpegEncContext * s, varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8; // FIXME: MMX OPTIMIZE - vard = (pix_norm(pix, ppix, s->linesize)+128)>>8; + vard = (s->dsp.pix_norm(pix, ppix, s->linesize)+128)>>8; //printf("%d %d %d %X %X %X\n", s->mb_width, mb_x, mb_y,(int)s, (int)s->mb_var, (int)s->mc_mb_var); fflush(stdout); s->mb_var [s->mb_width * mb_y + mb_x] = varc; |