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Remove unused code for index 8

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Bug: skia:
Change-Id: I0d421874e7ab71a39e2708575314f5b3615882e4
Reviewed-on: https://skia-review.googlesource.com/29221
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
This commit is contained in:
Brian Osman 2017-08-01 10:33:46 -04:00 committed by Skia Commit-Bot
parent eaa90b2a1a
commit e779ab17b6
1 changed files with 2 additions and 51 deletions
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53
src/core/SkConvertPixels.cpp
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@ -159,56 +159,7 @@ static inline void apply_color_xform(const SkImageInfo& dstInfo, void* dstPixels
}
}
// Fast Path 4: Index 8 sources.
template <typename T>
void do_index8(const SkImageInfo& dstInfo, T* dstPixels, size_t dstRB,
const SkImageInfo& srcInfo, const uint8_t* srcPixels, size_t srcRB,
SkColorTable* ctable, SkTransferFunctionBehavior behavior) {
T dstCTable[256];
int count = ctable->count();
SkImageInfo srcInfo8888 = srcInfo.makeColorType(kN32_SkColorType).makeWH(count, 1);
SkImageInfo dstInfoCT = dstInfo.makeWH(count, 1);
size_t rowBytes = count * sizeof(T);
SkConvertPixels(dstInfoCT, dstCTable, rowBytes, srcInfo8888, ctable->readColors(), rowBytes,
nullptr, behavior);
for (int y = 0; y < dstInfo.height(); y++) {
for (int x = 0; x < dstInfo.width(); x++) {
dstPixels[x] = dstCTable[srcPixels[x]];
}
dstPixels = SkTAddOffset<T>(dstPixels, dstRB);
srcPixels = SkTAddOffset<const uint8_t>(srcPixels, srcRB);
}
}
void convert_from_index8(const SkImageInfo& dstInfo, void* dstPixels, size_t dstRB,
const SkImageInfo& srcInfo, const uint8_t* srcPixels, size_t srcRB,
SkColorTable* ctable, SkTransferFunctionBehavior behavior) {
switch (dstInfo.colorType()) {
case kAlpha_8_SkColorType:
do_index8(dstInfo, (uint8_t*) dstPixels, dstRB, srcInfo, srcPixels, srcRB, ctable,
behavior);
break;
case kRGB_565_SkColorType:
case kARGB_4444_SkColorType:
do_index8(dstInfo, (uint16_t*) dstPixels, dstRB, srcInfo, srcPixels, srcRB, ctable,
behavior);
break;
case kRGBA_8888_SkColorType:
case kBGRA_8888_SkColorType:
do_index8(dstInfo, (uint32_t*) dstPixels, dstRB, srcInfo, srcPixels, srcRB, ctable,
behavior);
break;
case kRGBA_F16_SkColorType:
do_index8(dstInfo, (uint64_t*) dstPixels, dstRB, srcInfo, srcPixels, srcRB, ctable,
behavior);
break;
default:
SkASSERT(false);
}
}
// Fast Path 5: Alpha 8 dsts.
// Fast Path 4: Alpha 8 dsts.
static void convert_to_alpha8(uint8_t* dst, size_t dstRB, const SkImageInfo& srcInfo,
const void* src, size_t srcRB, SkColorTable* ctable) {
if (srcInfo.isOpaque()) {
@ -412,7 +363,7 @@ void SkConvertPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dstRB,
return;
}
// Fast Path 5: Alpha 8 dsts.
// Fast Path 4: Alpha 8 dsts.
if (kAlpha_8_SkColorType == dstInfo.colorType()) {
convert_to_alpha8((uint8_t*) dstPixels, dstRB, srcInfo, srcPixels, srcRB, ctable);
return;