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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 #ifdef WTF | 5 #ifdef WTF |
6 | 6 |
7 Provides a minimal wrapping of the Blink image decoders. Used to perform | 7 Provides a minimal wrapping of the Blink image decoders. Used to perform |
8 a non-threaded, memory-to-memory image decode using micro second accuracy | 8 a non-threaded, memory-to-memory image decode using micro second accuracy |
9 clocks to measure image decode time. Optionally applies color correction | 9 clocks to measure image decode time. Optionally applies color correction |
10 during image decoding on supported platforms (default off). Usage: | 10 during image decoding on supported platforms (default off). Usage: |
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362 | 362 |
363 class WebPlatform : public blink::Platform { | 363 class WebPlatform : public blink::Platform { |
364 public: | 364 public: |
365 const unsigned char* getTraceCategoryEnabledFlag(const char*) override | 365 const unsigned char* getTraceCategoryEnabledFlag(const char*) override |
366 { | 366 { |
367 return reinterpret_cast<const unsigned char *>("nope-none-nada"); | 367 return reinterpret_cast<const unsigned char *>("nope-none-nada"); |
368 } | 368 } |
369 | 369 |
370 void cryptographicallyRandomValues(unsigned char*, size_t) override | 370 void cryptographicallyRandomValues(unsigned char*, size_t) override |
371 { | 371 { |
372 // Do nothing: make blink::Platform use the default crypto-randoms. | 372 RELEASE_ASSERT_NOT_REACHED(); |
373 } | 373 } |
374 | 374 |
375 void screenColorProfile(WebVector<char>* profile) override | 375 void screenColorProfile(WebVector<char>* profile) override |
376 { | 376 { |
377 getScreenColorProfile(profile); // Returns a whacked color profile. | 377 getScreenColorProfile(profile); // Returns a whacked color profile. |
378 } | 378 } |
379 }; | 379 }; |
380 | 380 |
381 blink::initializeWithoutV8(new WebPlatform()); | 381 blink::initializeWithoutV8(new WebPlatform()); |
382 | 382 |
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411 exit(3); | 411 exit(3); |
412 } | 412 } |
413 } | 413 } |
414 | 414 |
415 // Results to stdout. | 415 // Results to stdout. |
416 | 416 |
417 double averageTime = totalTime / static_cast<double>(iterations); | 417 double averageTime = totalTime / static_cast<double>(iterations); |
418 printf("%f %f\n", totalTime, averageTime); | 418 printf("%f %f\n", totalTime, averageTime); |
419 return 0; | 419 return 0; |
420 } | 420 } |
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