diff options
Diffstat (limited to 'libavcodec/vp3dsp.c')
| -rw-r--r-- | libavcodec/vp3dsp.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/libavcodec/vp3dsp.c b/libavcodec/vp3dsp.c index 1fa6d094b6..5cf88e2be3 100644 --- a/libavcodec/vp3dsp.c +++ b/libavcodec/vp3dsp.c @@ -18,7 +18,7 @@ /** * @file vp3dsp.c - * Standard C DSP-oriented functions cribbed from the original VP3 + * Standard C DSP-oriented functions cribbed from the original VP3 * source code. */ @@ -45,7 +45,7 @@ static always_inline void idct(uint8_t *dst, int stride, int16_t *input, int typ int t1, t2; int i; - + /* Inverse DCT on the rows now */ for (i = 0; i < 8; i++) { /* Check for non-zero values */ @@ -134,7 +134,7 @@ static always_inline void idct(uint8_t *dst, int stride, int16_t *input, int typ ip += 8; /* next row */ } - + ip = input; for ( i = 0; i < 8; i++) { @@ -224,49 +224,49 @@ static always_inline void idct(uint8_t *dst, int stride, int16_t *input, int typ if(type==0){ ip[0*8] = (_Gd + _Cd ) >> 4; ip[7*8] = (_Gd - _Cd ) >> 4; - + ip[1*8] = (_Add + _Hd ) >> 4; ip[2*8] = (_Add - _Hd ) >> 4; - + ip[3*8] = (_Ed + _Dd ) >> 4; ip[4*8] = (_Ed - _Dd ) >> 4; - + ip[5*8] = (_Fd + _Bdd ) >> 4; ip[6*8] = (_Fd - _Bdd ) >> 4; }else if(type==1){ dst[0*stride] = cm[(_Gd + _Cd ) >> 4]; dst[7*stride] = cm[(_Gd - _Cd ) >> 4]; - + dst[1*stride] = cm[(_Add + _Hd ) >> 4]; dst[2*stride] = cm[(_Add - _Hd ) >> 4]; - + dst[3*stride] = cm[(_Ed + _Dd ) >> 4]; dst[4*stride] = cm[(_Ed - _Dd ) >> 4]; - + dst[5*stride] = cm[(_Fd + _Bdd ) >> 4]; dst[6*stride] = cm[(_Fd - _Bdd ) >> 4]; }else{ dst[0*stride] = cm[dst[0*stride] + ((_Gd + _Cd ) >> 4)]; dst[7*stride] = cm[dst[7*stride] + ((_Gd - _Cd ) >> 4)]; - + dst[1*stride] = cm[dst[1*stride] + ((_Add + _Hd ) >> 4)]; dst[2*stride] = cm[dst[2*stride] + ((_Add - _Hd ) >> 4)]; - + dst[3*stride] = cm[dst[3*stride] + ((_Ed + _Dd ) >> 4)]; dst[4*stride] = cm[dst[4*stride] + ((_Ed - _Dd ) >> 4)]; - + dst[5*stride] = cm[dst[5*stride] + ((_Fd + _Bdd ) >> 4)]; dst[6*stride] = cm[dst[6*stride] + ((_Fd - _Bdd ) >> 4)]; } } else { if(type==0){ - ip[0*8] = - ip[1*8] = - ip[2*8] = - ip[3*8] = - ip[4*8] = - ip[5*8] = + ip[0*8] = + ip[1*8] = + ip[2*8] = + ip[3*8] = + ip[4*8] = + ip[5*8] = ip[6*8] = ip[7*8] = ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20); }else if(type==1){ @@ -301,7 +301,7 @@ static always_inline void idct(uint8_t *dst, int stride, int16_t *input, int typ void ff_vp3_idct_c(DCTELEM *block/* align 16*/){ idct(NULL, 0, block, 0); } - + void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/){ idct(dest, line_size, block, 1); } |