1 #include "SkBenchmark.h"
2 #include "SkBitmap.h"
3 #include "SkImageDecoder.h"
4 #include "SkString.h"
5
6 static const char* gConfigName[] = {
7 "ERROR", "a1", "a8", "index8", "565", "4444", "8888"
8 };
9
10 class DecodeBench : public SkBenchmark {
11 const char* fFilename;
12 SkBitmap::Config fPrefConfig;
13 SkString fName;
14 enum { N = 10 };
15 public:
DecodeBench(void * param,SkBitmap::Config c)16 DecodeBench(void* param, SkBitmap::Config c) : SkBenchmark(param) {
17 fFilename = this->findDefine("decode-filename");
18 fPrefConfig = c;
19
20 const char* fname = NULL;
21 if (fFilename) {
22 fname = strrchr(fFilename, '/');
23 if (fname) {
24 fname += 1; // skip the slash
25 }
26 }
27 fName.printf("decode_%s_%s", gConfigName[c], fname);
28 }
29
30 protected:
onGetName()31 virtual const char* onGetName() {
32 return fName.c_str();
33 }
34
onDraw(SkCanvas * canvas)35 virtual void onDraw(SkCanvas* canvas) {
36 for (int i = 0; i < N; i++) {
37 SkBitmap bm;
38 SkImageDecoder::DecodeFile(fFilename, &bm, fPrefConfig,
39 SkImageDecoder::kDecodePixels_Mode);
40 }
41 }
42
43 private:
44 typedef SkBenchmark INHERITED;
45 };
46
Fact0(void * p)47 static SkBenchmark* Fact0(void* p) { return new DecodeBench(p, SkBitmap::kARGB_8888_Config); }
Fact1(void * p)48 static SkBenchmark* Fact1(void* p) { return new DecodeBench(p, SkBitmap::kRGB_565_Config); }
Fact2(void * p)49 static SkBenchmark* Fact2(void* p) { return new DecodeBench(p, SkBitmap::kARGB_4444_Config); }
50
51 static BenchRegistry gReg0(Fact0);
52 static BenchRegistry gReg1(Fact1);
53 static BenchRegistry gReg2(Fact2);
54