skia2/bench/DecodeBench.cpp
mtklein@google.com c289743864 Major bench refactoring.
- Use FLAGS_.
   - Remove outer repeat loop.
   - Tune inner loop automatically.

BUG=skia:1590
R=epoger@google.com, scroggo@google.com

Review URL: https://codereview.chromium.org/23478013

git-svn-id: http://skia.googlecode.com/svn/trunk@11187 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-09-10 19:23:38 +00:00

61 lines
1.8 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBenchmark.h"
#include "SkBitmap.h"
#include "SkCommandLineFlags.h"
#include "SkImageDecoder.h"
#include "SkString.h"
DEFINE_string(decodeBenchFilename, "resources/CMYK.jpeg", "Path to image for DecodeBench.");
static const char* gConfigName[] = {
"ERROR", "a1", "a8", "index8", "565", "4444", "8888"
};
class DecodeBench : public SkBenchmark {
SkBitmap::Config fPrefConfig;
SkString fName;
public:
DecodeBench(void* param, SkBitmap::Config c) : SkBenchmark(param) {
fPrefConfig = c;
const char* fname = strrchr(FLAGS_decodeBenchFilename[0], '/');
if (fname) {
fname++; // skip the slash
}
fName.printf("decode_%s_%s", gConfigName[c], fname);
fIsRendering = false;
}
protected:
virtual const char* onGetName() {
return fName.c_str();
}
virtual void onDraw(SkCanvas*) {
for (int i = 0; i < this->getLoops(); i++) {
SkBitmap bm;
SkImageDecoder::DecodeFile(FLAGS_decodeBenchFilename[0],
&bm,
fPrefConfig,
SkImageDecoder::kDecodePixels_Mode);
}
}
private:
typedef SkBenchmark INHERITED;
};
static SkBenchmark* Fact0(void* p) { return new DecodeBench(p, SkBitmap::kARGB_8888_Config); }
static SkBenchmark* Fact1(void* p) { return new DecodeBench(p, SkBitmap::kRGB_565_Config); }
static SkBenchmark* Fact2(void* p) { return new DecodeBench(p, SkBitmap::kARGB_4444_Config); }
static BenchRegistry gReg0(Fact0);
static BenchRegistry gReg1(Fact1);
static BenchRegistry gReg2(Fact2);