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| author | Roman Shaposhnik <roman@shaposhnik.org> | 2009-02-19 00:30:24 +0000 |
|---|---|---|
| committer | Roman Shaposhnik <roman@shaposhnik.org> | 2009-02-19 00:30:24 +0000 |
| commit | 7fb7f6367a4cc55a0ab0b42a11d1e2c2086e3877 (patch) | |
| tree | 2d2e657c9e73188c9a3fa15dec93d3cf9b03a0ce /libavcodec | |
| parent | 4cff8dc88fb9932ad797e03e6df9aef91272b46e (diff) | |
Adding 2 intra 8x8 cmp functions: vsad, vsse
Originally committed as revision 17448 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/dsputil.c | 65 |
1 files changed, 37 insertions, 28 deletions
diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c index 71a5b946e4..86a6c37793 100644 --- a/libavcodec/dsputil.c +++ b/libavcodec/dsputil.c @@ -3937,20 +3937,23 @@ static int bit8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, in return bits; } -static int vsad_intra16_c(/*MpegEncContext*/ void *c, uint8_t *s, uint8_t *dummy, int stride, int h){ - int score=0; - int x,y; - - for(y=1; y<h; y++){ - for(x=0; x<16; x+=4){ - score+= FFABS(s[x ] - s[x +stride]) + FFABS(s[x+1] - s[x+1+stride]) - +FFABS(s[x+2] - s[x+2+stride]) + FFABS(s[x+3] - s[x+3+stride]); - } - s+= stride; - } - - return score; -} +#define VSAD_INTRA(size) \ +static int vsad_intra##size##_c(/*MpegEncContext*/ void *c, uint8_t *s, uint8_t *dummy, int stride, int h){ \ + int score=0; \ + int x,y; \ + \ + for(y=1; y<h; y++){ \ + for(x=0; x<size; x+=4){ \ + score+= FFABS(s[x ] - s[x +stride]) + FFABS(s[x+1] - s[x+1+stride]) \ + +FFABS(s[x+2] - s[x+2+stride]) + FFABS(s[x+3] - s[x+3+stride]); \ + } \ + s+= stride; \ + } \ + \ + return score; \ +} +VSAD_INTRA(8) +VSAD_INTRA(16) static int vsad16_c(/*MpegEncContext*/ void *c, uint8_t *s1, uint8_t *s2, int stride, int h){ int score=0; @@ -3968,20 +3971,23 @@ static int vsad16_c(/*MpegEncContext*/ void *c, uint8_t *s1, uint8_t *s2, int st } #define SQ(a) ((a)*(a)) -static int vsse_intra16_c(/*MpegEncContext*/ void *c, uint8_t *s, uint8_t *dummy, int stride, int h){ - int score=0; - int x,y; - - for(y=1; y<h; y++){ - for(x=0; x<16; x+=4){ - score+= SQ(s[x ] - s[x +stride]) + SQ(s[x+1] - s[x+1+stride]) - +SQ(s[x+2] - s[x+2+stride]) + SQ(s[x+3] - s[x+3+stride]); - } - s+= stride; - } - - return score; -} +#define VSSE_INTRA(size) \ +static int vsse_intra##size##_c(/*MpegEncContext*/ void *c, uint8_t *s, uint8_t *dummy, int stride, int h){ \ + int score=0; \ + int x,y; \ + \ + for(y=1; y<h; y++){ \ + for(x=0; x<size; x+=4){ \ + score+= SQ(s[x ] - s[x +stride]) + SQ(s[x+1] - s[x+1+stride]) \ + +SQ(s[x+2] - s[x+2+stride]) + SQ(s[x+3] - s[x+3+stride]); \ + } \ + s+= stride; \ + } \ + \ + return score; \ +} +VSSE_INTRA(8) +VSSE_INTRA(16) static int vsse16_c(/*MpegEncContext*/ void *c, uint8_t *s1, uint8_t *s2, int stride, int h){ int score=0; @@ -4540,6 +4546,7 @@ void dsputil_init(DSPContext* c, AVCodecContext *avctx) SET_CMP_FUNC(hadamard8_diff) c->hadamard8_diff[4]= hadamard8_intra16_c; + c->hadamard8_diff[5]= hadamard8_intra8x8_c; SET_CMP_FUNC(dct_sad) SET_CMP_FUNC(dct_max) #if CONFIG_GPL @@ -4555,8 +4562,10 @@ void dsputil_init(DSPContext* c, AVCodecContext *avctx) SET_CMP_FUNC(bit) c->vsad[0]= vsad16_c; c->vsad[4]= vsad_intra16_c; + c->vsad[5]= vsad_intra8_c; c->vsse[0]= vsse16_c; c->vsse[4]= vsse_intra16_c; + c->vsse[5]= vsse_intra8_c; c->nsse[0]= nsse16_c; c->nsse[1]= nsse8_c; #if CONFIG_SNOW_ENCODER |