1#include "SkBenchmark.h"
2#include "SkBitmap.h"
3#include "SkImageDecoder.h"
4#include "SkString.h"
5
6static const char* gConfigName[] = {
7    "ERROR", "a1", "a8", "index8", "565", "4444", "8888"
8};
9
10class DecodeBench : public SkBenchmark {
11    const char* fFilename;
12    SkBitmap::Config fPrefConfig;
13    SkString fName;
14    enum { N = 10 };
15public:
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
30protected:
31    virtual const char* onGetName() {
32        return fName.c_str();
33    }
34
35    virtual void onDraw(SkCanvas* canvas) {
36        if (fFilename) {
37            for (int i = 0; i < N; i++) {
38                SkBitmap bm;
39                SkImageDecoder::DecodeFile(fFilename, &bm, fPrefConfig,
40                                           SkImageDecoder::kDecodePixels_Mode);
41            }
42        }
43    }
44
45private:
46    typedef SkBenchmark INHERITED;
47};
48
49static SkBenchmark* Fact0(void* p) { return new DecodeBench(p, SkBitmap::kARGB_8888_Config); }
50static SkBenchmark* Fact1(void* p) { return new DecodeBench(p, SkBitmap::kRGB_565_Config); }
51static SkBenchmark* Fact2(void* p) { return new DecodeBench(p, SkBitmap::kARGB_4444_Config); }
52
53static BenchRegistry gReg0(Fact0);
54static BenchRegistry gReg1(Fact1);
55static BenchRegistry gReg2(Fact2);
56