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Add CodecZeroInit test to DMSrcSink

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This should not cause any diffs on Gold.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1577853004

Review URL: https://codereview.chromium.org/1577853004
This commit is contained in:
msarett 2016-01-13 09:31:39 -08:00 committed by Commit bot
parent f33e7a3959
commit bb25b53249
3 changed files with 19 additions and 4 deletions
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7
dm/DM.cpp
View File

@ -232,6 +232,9 @@ static void push_codec_src(Path path, CodecSrc::Mode mode, CodecSrc::DstColorTyp
case CodecSrc::kCodec_Mode:
folder.append("codec");
break;
case CodecSrc::kCodecZeroInit_Mode:
folder.append("codec_zero_init");
break;
case CodecSrc::kScanline_Mode:
folder.append("scanline");
break;
@ -311,8 +314,8 @@ static void push_codec_srcs(Path path) {
// SkJpegCodec natively supports scaling to: 0.125, 0.25, 0.375, 0.5, 0.625, 0.75, 0.875
const float nativeScales[] = { 0.125f, 0.25f, 0.375f, 0.5f, 0.625f, 0.750f, 0.875f, 1.0f };
const CodecSrc::Mode nativeModes[] = { CodecSrc::kCodec_Mode, CodecSrc::kScanline_Mode,
CodecSrc::kStripe_Mode, CodecSrc::kSubset_Mode };
const CodecSrc::Mode nativeModes[] = { CodecSrc::kCodec_Mode, CodecSrc::kCodecZeroInit_Mode,
CodecSrc::kScanline_Mode, CodecSrc::kStripe_Mode, CodecSrc::kSubset_Mode };
CodecSrc::DstColorType colorTypes[3];
uint32_t numColorTypes;

12
dm/DMSrcSink.cpp
View File

@ -316,14 +316,22 @@ Error CodecSrc::draw(SkCanvas* canvas) const {
}
SkBitmap bitmap;
if (!bitmap.tryAllocPixels(decodeInfo, nullptr, colorTable.get())) {
SkPixelRefFactory* factory = nullptr;
SkMallocPixelRef::ZeroedPRFactory zeroFactory;
SkCodec::Options options;
if (kCodecZeroInit_Mode == fMode) {
factory = &zeroFactory;
options.fZeroInitialized = SkCodec::kYes_ZeroInitialized;
}
if (!bitmap.tryAllocPixels(decodeInfo, factory, colorTable.get())) {
return SkStringPrintf("Image(%s) is too large (%d x %d)", fPath.c_str(),
decodeInfo.width(), decodeInfo.height());
}
switch (fMode) {
case kCodecZeroInit_Mode:
case kCodec_Mode: {
switch (codec->getPixels(decodeInfo, bitmap.getPixels(), bitmap.rowBytes(), nullptr,
switch (codec->getPixels(decodeInfo, bitmap.getPixels(), bitmap.rowBytes(), &options,
colorPtr, colorCountPtr)) {
case SkCodec::kSuccess:
// We consider incomplete to be valid, since we should still decode what is

4
dm/DMSrcSink.h
View File

@ -104,6 +104,10 @@ class CodecSrc : public Src {
public:
enum Mode {
kCodec_Mode,
// We choose to test only one mode with zero initialized memory.
// This will exercise all of the interesting cases in SkSwizzler
// without doubling the size of our test suite.
kCodecZeroInit_Mode,
kScanline_Mode,
kStripe_Mode, // Tests the skipping of scanlines
kSubset_Mode, // For codecs that support subsets directly.