skia2/bench/BitmapRegionDecoderBench.cpp

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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "BitmapRegionDecoderBench.h"
#include "CodecBenchPriv.h"
#include "SkBitmap.h"
#include "SkOSFile.h"
BitmapRegionDecoderBench::BitmapRegionDecoderBench(const char* baseName, SkData* encoded,
SkColorType colorType, uint32_t sampleSize, const SkIRect& subset)
: fBRD(nullptr)
, fData(SkRef(encoded))
, fColorType(colorType)
, fSampleSize(sampleSize)
, fSubset(subset)
{
// Choose a useful name for the color type
const char* colorName = color_type_to_str(colorType);
fName.printf("BRD_%s_%s", baseName, colorName);
if (1 != sampleSize) {
fName.appendf("_%.3f", 1.0f / (float) sampleSize);
}
}
const char* BitmapRegionDecoderBench::onGetName() {
return fName.c_str();
}
bool BitmapRegionDecoderBench::isSuitableFor(Backend backend) {
return kNonRendering_Backend == backend;
}
void BitmapRegionDecoderBench::onDelayedSetup() {
fBRD.reset(SkBitmapRegionDecoder::Create(fData.get(),
SkBitmapRegionDecoder::kAndroidCodec_Strategy));
}
void BitmapRegionDecoderBench::onDraw(int n, SkCanvas* canvas) {
for (int i = 0; i < n; i++) {
SkBitmap bm;
SkAssertResult(fBRD->decodeRegion(&bm, nullptr, fSubset, fSampleSize, fColorType, false));
}
}