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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Provides a minimal wrapping of the Blink image decoders. Used to perform | 5 // Provides a minimal wrapping of the Blink image decoders. Used to perform |
6 // a non-threaded, memory-to-memory image decode using micro second accuracy | 6 // a non-threaded, memory-to-memory image decode using micro second accuracy |
7 // clocks to measure image decode time. Optionally applies color correction | 7 // clocks to measure image decode time. Optionally applies color correction |
8 // during image decoding on supported platforms (default off). Usage: | 8 // during image decoding on supported platforms (default off). Usage: |
9 // | 9 // |
10 // % ninja -C out/Release image_decode_bench && | 10 // % ninja -C out/Release image_decode_bench && |
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254 } | 254 } |
255 | 255 |
256 fclose(fp); | 256 fclose(fp); |
257 return SharedBuffer::create(buffer.get(), fileSize); | 257 return SharedBuffer::create(buffer.get(), fileSize); |
258 } | 258 } |
259 | 259 |
260 bool decodeImageData(SharedBuffer* data, bool colorCorrection, size_t packetSize
) | 260 bool decodeImageData(SharedBuffer* data, bool colorCorrection, size_t packetSize
) |
261 { | 261 { |
262 std::unique_ptr<ImageDecoder> decoder = ImageDecoder::create(*data, | 262 std::unique_ptr<ImageDecoder> decoder = ImageDecoder::create(*data, |
263 ImageDecoder::AlphaPremultiplied, colorCorrection ? | 263 ImageDecoder::AlphaPremultiplied, colorCorrection ? |
264 ImageDecoder::GammaAndColorProfileApplied : ImageDecoder::GammaAndCo
lorProfileIgnored); | 264 ImageDecoder::GammaAndColorProfileApplied : ImageDecoder::GammaAndCo
lorProfileNotApplied); |
265 | 265 |
266 if (!packetSize) { | 266 if (!packetSize) { |
267 bool allDataReceived = true; | 267 bool allDataReceived = true; |
268 decoder->setData(data, allDataReceived); | 268 decoder->setData(data, allDataReceived); |
269 | 269 |
270 int frameCount = decoder->frameCount(); | 270 int frameCount = decoder->frameCount(); |
271 for (int i = 0; i < frameCount; ++i) { | 271 for (int i = 0; i < frameCount; ++i) { |
272 if (!decoder->frameBufferAtIndex(i)) | 272 if (!decoder->frameBufferAtIndex(i)) |
273 return false; | 273 return false; |
274 } | 274 } |
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394 exit(3); | 394 exit(3); |
395 } | 395 } |
396 } | 396 } |
397 | 397 |
398 // Results to stdout. | 398 // Results to stdout. |
399 | 399 |
400 double averageTime = totalTime / static_cast<double>(iterations); | 400 double averageTime = totalTime / static_cast<double>(iterations); |
401 printf("%f %f\n", totalTime, averageTime); | 401 printf("%f %f\n", totalTime, averageTime); |
402 return 0; | 402 return 0; |
403 } | 403 } |
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