126 lines
4.6 KiB
C++
126 lines
4.6 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "bench/Benchmark.h"
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#include "include/core/SkBitmap.h"
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#include "include/core/SkStream.h"
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#include "include/encode/SkJpegEncoder.h"
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#include "include/encode/SkPngEncoder.h"
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#include "include/encode/SkWebpEncoder.h"
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#include "tools/Resources.h"
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// Like other Benchmark subclasses, Encoder benchmarks are run by:
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// nanobench --match ^Encode_
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//
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// There is no corresponding DecodeBench class. Decoder benchmarks are run by:
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// nanobench --benchType skcodec --images your_images_directory
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class EncodeBench : public Benchmark {
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public:
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using Encoder = bool (*)(SkWStream*, const SkPixmap&);
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EncodeBench(const char* filename, Encoder encoder, const char* encoderName)
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: fSourceFilename(filename)
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, fEncoder(encoder)
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, fName(SkStringPrintf("Encode_%s_%s", filename, encoderName)) {}
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bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; }
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const char* onGetName() override { return fName.c_str(); }
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void onDelayedSetup() override {
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SkAssertResult(GetResourceAsBitmap(fSourceFilename, &fBitmap));
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}
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void onDraw(int loops, SkCanvas*) override {
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while (loops-- > 0) {
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SkPixmap pixmap;
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SkAssertResult(fBitmap.peekPixels(&pixmap));
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SkNullWStream dst;
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SkAssertResult(fEncoder(&dst, pixmap));
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SkASSERT(dst.bytesWritten() > 0);
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}
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}
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private:
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const char* fSourceFilename;
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Encoder fEncoder;
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SkString fName;
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SkBitmap fBitmap;
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};
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static bool encode_jpeg(SkWStream* dst, const SkPixmap& src) {
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SkJpegEncoder::Options opts;
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opts.fQuality = 90;
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return SkJpegEncoder::Encode(dst, src, opts);
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}
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static bool encode_webp_lossy(SkWStream* dst, const SkPixmap& src) {
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SkWebpEncoder::Options opts;
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opts.fCompression = SkWebpEncoder::Compression::kLossy;
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opts.fQuality = 90;
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return SkWebpEncoder::Encode(dst, src, opts);
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}
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static bool encode_webp_lossless(SkWStream* dst, const SkPixmap& src) {
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SkWebpEncoder::Options opts;
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opts.fCompression = SkWebpEncoder::Compression::kLossless;
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opts.fQuality = 90;
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return SkWebpEncoder::Encode(dst, src, opts);
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}
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static bool encode_png(SkWStream* dst,
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const SkPixmap& src,
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SkPngEncoder::FilterFlag filters,
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int zlibLevel) {
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SkPngEncoder::Options opts;
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opts.fFilterFlags = filters;
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opts.fZLibLevel = zlibLevel;
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return SkPngEncoder::Encode(dst, src, opts);
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}
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#define PNG(FLAG, ZLIBLEVEL) [](SkWStream* d, const SkPixmap& s) { \
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return encode_png(d, s, SkPngEncoder::FilterFlag::FLAG, ZLIBLEVEL); }
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static const char* srcs[2] = {"images/mandrill_512.png", "images/color_wheel.jpg"};
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// The Android Photos app uses a quality of 90 on JPEG encodes
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DEF_BENCH(return new EncodeBench(srcs[0], &encode_jpeg, "JPEG"));
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DEF_BENCH(return new EncodeBench(srcs[1], &encode_jpeg, "JPEG"));
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// TODO: What is the appropriate quality to use to benchmark WEBP encodes?
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DEF_BENCH(return new EncodeBench(srcs[0], encode_webp_lossy, "WEBP"));
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DEF_BENCH(return new EncodeBench(srcs[1], encode_webp_lossy, "WEBP"));
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DEF_BENCH(return new EncodeBench(srcs[0], encode_webp_lossless, "WEBP_LL"));
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DEF_BENCH(return new EncodeBench(srcs[1], encode_webp_lossless, "WEBP_LL"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kAll, 6), "PNG"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kAll, 3), "PNG_3"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kAll, 1), "PNG_1"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kSub, 6), "PNG_6s"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kSub, 3), "PNG_3s"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kSub, 1), "PNG_1s"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kNone, 6), "PNG_6n"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kNone, 3), "PNG_3n"));
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DEF_BENCH(return new EncodeBench(srcs[0], PNG(kNone, 1), "PNG_1n"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kAll, 6), "PNG"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kAll, 3), "PNG_3"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kAll, 1), "PNG_1"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kSub, 6), "PNG_6s"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kSub, 3), "PNG_3s"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kSub, 1), "PNG_1s"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kNone, 6), "PNG_6n"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kNone, 3), "PNG_3n"));
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DEF_BENCH(return new EncodeBench(srcs[1], PNG(kNone, 1), "PNG_1n"));
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#undef PNG
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