yuv2rgba64_2_c_template(SwsContext *c, const int32_t *buf[2], const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf[2], uint16_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha, int eightbytes) { const int32_t *buf0 = buf[0], *buf1 = buf[1], *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], *vbuf0 = vbuf[0], *vbuf1 = vbuf[1], *abuf0 = hasAlpha ? abuf[0] : NULL, *abuf1 = hasAlpha ? abuf[1] : NULL; int yalpha1 = 4096 - yalpha; int uvalpha1 = 4096 - uvalpha; int i; int A1 = 0xffff<<14, A2 = 0xffff<<14; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14; int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14; int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14; int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14; int R, G, B; Y1 -= c->yuv2rgb_y_offset; Y2 -= c->yuv2rgb_y_offset; Y1 *= c->yuv2rgb_y_coeff; Y2 *= c->yuv2rgb_y_coeff; Y1 += 1 << 13; Y2 += 1 << 13; R = V * c->yuv2rgb_v2r_coeff; G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; B = U * c->yuv2rgb_u2b_coeff; if (hasAlpha) { A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 1; A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 1; A1 += 1 << 13; A2 += 1 << 13; } output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); if (eightbytes) { output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14); output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14); output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14); dest += 8; } else { output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); dest += 6; } } }