Lines Matching refs:x
182 int x, y, row_idx; in GetPSNRYuv() local
189 for (x = 0; x < y_width; ++x) { in GetPSNRYuv()
190 double diff = Y1[row_idx + x] - Y2[row_idx + x]; in GetPSNRYuv()
197 for (x = 0; x < uv_width; ++x) { in GetPSNRYuv()
198 const double diff_U = U1[row_idx + x] - U2[row_idx + x]; in GetPSNRYuv()
199 const double diff_V = V1[row_idx + x] - V2[row_idx + x]; in GetPSNRYuv()
297 int x; in YUV420toRGBLine() local
298 for (x = 0; x < (y_width >> 1); ++x) { in YUV420toRGBLine()
487 int x; in RGBALinepairToYUV420() local
488 for (x = (width >> 1); x > 0; --x) { in RGBALinepairToYUV420()
797 int x, y; in AdjustColorspace() local
801 for (x = 0; x < y_width; ++x) { in AdjustColorspace()
803 Yrow[x] = ((Yrow[x] * 55 + 32) >> 6) + 16; in AdjustColorspace()
810 for (x = 0; x < uv_width; ++x) { in AdjustColorspace()
812 Urow[x] = (((Urow[x] - 127) * 7) >> 3) + 128; in AdjustColorspace()
813 Vrow[x] = (((Vrow[x] - 127) * 7) >> 3) + 128; in AdjustColorspace()
825 int x, y; in AdjustColorspaceBack() local
829 for (x = 0; x < y_width; ++x) { in AdjustColorspaceBack()
831 const int v = ((Yrow[x] - 16) * 149 + 64) >> 7; in AdjustColorspaceBack()
832 Yrow[x] = (v < 0) ? 0 : (v > 255) ? 255u : v; in AdjustColorspaceBack()
839 for (x = 0; x < uv_width; ++x) { in AdjustColorspaceBack()
841 const int ru = (((Urow[x] - 128) * 73) >> 6) + 128; in AdjustColorspaceBack()
842 const int rv = (((Vrow[x] - 128) * 73) >> 6) + 128; in AdjustColorspaceBack()
843 Urow[x] = (ru < 0) ? 0 : (ru > 255) ? 255u : ru; in AdjustColorspaceBack()
844 Vrow[x] = (rv < 0) ? 0 : (rv > 255) ? 255u : rv; in AdjustColorspaceBack()
