static av_always_inline void rgb16_32ToUV_half_c_template(int16_t *dstU, int16_t *dstV, const uint8_t *src, int width, enum AVPixelFormat origin, int shr, int shg, int shb, int shp, int maskr, int maskg, int maskb, int rsh, int gsh, int bsh, int S, int32_t *rgb2yuv) { const int ru = rgb2yuv[RU_IDX] << rsh, gu = rgb2yuv[GU_IDX] << gsh, bu = rgb2yuv[BU_IDX] << bsh, rv = rgb2yuv[RV_IDX] << rsh, gv = rgb2yuv[GV_IDX] << gsh, bv = rgb2yuv[BV_IDX] << bsh, maskgx = ~(maskr | maskb); const unsigned rnd = (256U<<(S)) + (1<<(S-6)); int i; maskr |= maskr << 1; maskb |= maskb << 1; maskg |= maskg << 1; for (i = 0; i < width; i++) { int px0 = input_pixel(2 * i + 0) >> shp; int px1 = input_pixel(2 * i + 1) >> shp; int b, r, g = (px0 & maskgx) + (px1 & maskgx); int rb = px0 + px1 - g; b = (rb & maskb) >> shb; if (shp || origin == AV_PIX_FMT_BGR565LE || origin == AV_PIX_FMT_BGR565BE || origin == AV_PIX_FMT_RGB565LE || origin == AV_PIX_FMT_RGB565BE) { g >>= shg; } else { g = (g & maskg) >> shg; } r = (rb & maskr) >> shr; dstU[i] = (ru * r + gu * g + bu * b + (unsigned)rnd) >> ((S)-6+1); dstV[i] = (rv * r + gv * g + bv * b + (unsigned)rnd) >> ((S)-6+1); } }