+static void
+yuv2gbrpf32_full_X_c(SwsContext *c, const int16_t *lumFilter,
+ const int16_t **lumSrcx, int lumFilterSize,
+ const int16_t *chrFilter, const int16_t **chrUSrcx,
+ const int16_t **chrVSrcx, int chrFilterSize,
+ const int16_t **alpSrcx, uint8_t **dest,
+ int dstW, int y)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(c->dstFormat);
+ int i;
+ int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrcx;
+ uint32_t **dest32 = (uint32_t**)dest;
+ const int32_t **lumSrc = (const int32_t**)lumSrcx;
+ const int32_t **chrUSrc = (const int32_t**)chrUSrcx;
+ const int32_t **chrVSrc = (const int32_t**)chrVSrcx;
+ const int32_t **alpSrc = (const int32_t**)alpSrcx;
+ static const float float_mult = 1.0f / 65535.0f;
+
+ for (i = 0; i < dstW; i++) {
+ int j;
+ int Y = -0x40000000;
+ int U = -(128 << 23);
+ int V = -(128 << 23);
+ int R, G, B, A;
+
+ for (j = 0; j < lumFilterSize; j++)
+ Y += lumSrc[j][i] * (unsigned)lumFilter[j];
+
+ for (j = 0; j < chrFilterSize; j++) {
+ U += chrUSrc[j][i] * (unsigned)chrFilter[j];
+ V += chrVSrc[j][i] * (unsigned)chrFilter[j];
+ }
+
+ Y >>= 14;
+ Y += 0x10000;
+ U >>= 14;
+ V >>= 14;
+
+ if (hasAlpha) {
+ A = -0x40000000;
+
+ for (j = 0; j < lumFilterSize; j++)
+ A += alpSrc[j][i] * (unsigned)lumFilter[j];
+
+ A >>= 1;
+ A += 0x20002000;
+ }
+
+ Y -= c->yuv2rgb_y_offset;
+ Y *= c->yuv2rgb_y_coeff;
+ Y += 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;
+
+ R = av_clip_uintp2(Y + R, 30);
+ G = av_clip_uintp2(Y + G, 30);
+ B = av_clip_uintp2(Y + B, 30);
+
+ dest32[0][i] = av_float2int(float_mult * (float)(G >> 14));
+ dest32[1][i] = av_float2int(float_mult * (float)(B >> 14));
+ dest32[2][i] = av_float2int(float_mult * (float)(R >> 14));
+ if (hasAlpha)
+ dest32[3][i] = av_float2int(float_mult * (float)(av_clip_uintp2(A, 30) >> 14));
+ }
+ if ((!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) {
+ for (i = 0; i < dstW; i++) {
+ dest32[0][i] = av_bswap32(dest32[0][i]);
+ dest32[1][i] = av_bswap32(dest32[1][i]);
+ dest32[2][i] = av_bswap32(dest32[2][i]);
+ if (hasAlpha)
+ dest32[3][i] = av_bswap32(dest32[3][i]);
+ }
+ }
+}
+