yuv2yuvX16_c_template(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint16_t *dest, uint16_t *uDest, uint16_t *vDest, uint16_t *aDest, int dstW, int chrDstW, int big_endian, int output_bits) { //FIXME Optimize (just quickly written not optimized..) int i; int shift = 11 + 16 - output_bits; #define output_pixel(pos, val) \ if (big_endian) { \ if (output_bits == 16) { \ AV_WB16(pos, av_clip_uint16(val >> shift)); \ } else { \ AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } \ } else { \ if (output_bits == 16) { \ AV_WL16(pos, av_clip_uint16(val >> shift)); \ } else { \ AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } \ } for (i = 0; i < dstW; i++) { int val = 1 << (26-output_bits); int j; for (j = 0; j < lumFilterSize; j++) val += lumSrc[j][i] * lumFilter[j]; output_pixel(&dest[i], val); } if (uDest) { for (i = 0; i < chrDstW; i++) { int u = 1 << (26-output_bits); int v = 1 << (26-output_bits); int j; for (j = 0; j < chrFilterSize; j++) { u += chrUSrc[j][i] * chrFilter[j]; v += chrVSrc[j][i] * chrFilter[j]; } output_pixel(&uDest[i], u); output_pixel(&vDest[i], v); } } if (CONFIG_SWSCALE_ALPHA && aDest) { for (i = 0; i < dstW; i++) { int val = 1 << (26-output_bits); int j; for (j = 0; j < lumFilterSize; j++) val += alpSrc[j][i] * lumFilter[j]; output_pixel(&aDest[i], val); } } #undef output_pixel }