int mlt_convert_yuv422_to_rgb24a( uint8_t *yuv, uint8_t *rgba, unsigned int total )
{
int ret = 0;
- int yy, uu, vv, ug_plus_vg, ub, vr;
+ int yy, uu, vv;
int r,g,b;
total /= 2;
while (total--)
{
- yy = yuv[0] << 8;
- uu = yuv[1] - 128;
- vv = yuv[3] - 128;
- ug_plus_vg = uu * 88 + vv * 183;
- ub = uu * 454;
- vr = vv * 359;
- r = (yy + vr) >> 8;
- g = (yy - ug_plus_vg) >> 8;
- b = (yy + ub) >> 8;
- rgba[0] = r < 0 ? 0 : (r > 255 ? 255 : (unsigned char)r);
- rgba[1] = g < 0 ? 0 : (g > 255 ? 255 : (unsigned char)g);
- rgba[2] = b < 0 ? 0 : (b > 255 ? 255 : (unsigned char)b);
+ yy = yuv[0];
+ uu = yuv[1];
+ vv = yuv[3];
+ YUV2RGB(yy, uu, vv, r, g, b);
+ rgba[0] = r;
+ rgba[1] = g;
+ rgba[2] = b;
rgba[3] = 255;
- yy = yuv[2] << 8;
- r = (yy + vr) >> 8;
- g = (yy - ug_plus_vg) >> 8;
- b = (yy + ub) >> 8;
- rgba[4] = r < 0 ? 0 : (r > 255 ? 255 : (unsigned char)r);
- rgba[5] = g < 0 ? 0 : (g > 255 ? 255 : (unsigned char)g);
- rgba[6] = b < 0 ? 0 : (b > 255 ? 255 : (unsigned char)b);
+ yy = yuv[2];
+ YUV2RGB(yy, uu, vv, r, g, b);
+ rgba[4] = r;
+ rgba[5] = g;
+ rgba[6] = b;
rgba[7] = 255;
yuv += 4;
rgba += 8;