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Issue #2118 - Part 2: Add support for Identity YUVColorSpace

Browse source 
https://hg.mozilla.org/mozilla-central/rev/be342c90755d11551623362f2058c0326f63bbb3
This commit is contained in:
u3shit 2023-02-24 19:52:57 +01:00 • committed by roytam1
commit 3e62b1fc9f
6 changed files with 97 additions and 7 deletions
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10
gfx/thebes/gfxUtils.cpp
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@ -1091,6 +1091,10 @@ const float kBT709NarrowYCbCrToRGB_RowMajor[16] = {
1.16438f, 0.00000f, 1.79274f, -0.97295f, 1.16438f, -0.21325f,
-0.53291f, 0.30148f, 1.16438f, 2.11240f, 0.00000f, -1.13340f,
0.00000f, 0.00000f, 0.00000f, 1.00000f};
const float kIdentityNarrowYCbCrToRGB_RowMajor[16] = {
0.00000f, 0.00000f, 1.00000f, 0.00000f, 1.00000f, 0.00000f,
0.00000f, 0.00000f, 0.00000f, 1.00000f, 0.00000f, 0.00000f,
0.00000f, 0.00000f, 0.00000f, 1.00000f};
/* static */ const float*
gfxUtils::Get4x3YuvColorMatrix(YUVColorSpace aYUVColorSpace)
@ -1100,6 +1104,7 @@ gfxUtils::Get4x3YuvColorMatrix(YUVColorSpace aYUVColorSpace)
static const float rec601[12] = X(kBT601NarrowYCbCrToRGB_RowMajor);
static const float rec709[12] = X(kBT709NarrowYCbCrToRGB_RowMajor);
static const float identity[12] = X(kIdentityNarrowYCbCrToRGB_RowMajor);
#undef X
@ -1108,6 +1113,8 @@ gfxUtils::Get4x3YuvColorMatrix(YUVColorSpace aYUVColorSpace)
return rec601;
case YUVColorSpace::BT709:
return rec709;
case YUVColorSpace::IDENTITY:
return identity;
default:
MOZ_CRASH("Bad YUVColorSpace");
}
@ -1121,6 +1128,7 @@ gfxUtils::Get3x3YuvColorMatrix(YUVColorSpace aYUVColorSpace)
static const float rec601[9] = X(kBT601NarrowYCbCrToRGB_RowMajor);
static const float rec709[9] = X(kBT709NarrowYCbCrToRGB_RowMajor);
static const float identity[9] = X(kIdentityNarrowYCbCrToRGB_RowMajor);
#undef X
@ -1129,6 +1137,8 @@ gfxUtils::Get3x3YuvColorMatrix(YUVColorSpace aYUVColorSpace)
return rec601;
case YUVColorSpace::BT709:
return rec709;
case YUVColorSpace::IDENTITY:
return identity;
default:
MOZ_CRASH("Bad YUVColorSpace");
}