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Status: Unconfirmed
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Type: Bug



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The ToColorSpace/ColorTransformPixelTest.Basic/2 case in cc_unittests failed on Loongson.

Reported by wangqing...@loongson.cn, Apr 28 2018

Issue description

Chrome Version       : <60.0.3096.2>
URLs (if applicable) :
Other browsers tested:
  Add OK or FAIL, along with the version, after other browsers where you
have tested this issue:
     Safari:
    Firefox:
       Edge:

What steps will reproduce the problem?
(1) build cc_unittests
(2) run cc_unittests
(3)

What went wrong?
Note: Google Test filter = ToColorSpace/ColorTransformPixelTest.Basic/2
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from ToColorSpace/ColorTransformPixelTest
[ RUN      ] ToColorSpace/ColorTransformPixelTest.Basic/2
[29025:29025:0307/160151.307837:1059096926224:ERROR:pixel_comparator.cc(171)] Percentage of pixels with an error: 75
[29025:29025:0307/160151.308099:1059096926472:ERROR:pixel_comparator.cc(173)] Percentage of pixels with errors not greater than 0: 0
[29025:29025:0307/160151.308166:1059096926537:ERROR:pixel_comparator.cc(176)] Average absolute error (excluding identical pixels): R=170 G=85 B=85 A=0
[29025:29025:0307/160151.308237:1059096926609:ERROR:pixel_comparator.cc(181)] Largest absolute error: R=255 G=255 B=255 A=0
[29025:29025:0307/160151.308528:1059096926900:ERROR:pixel_comparator.cc(199)] Error Bounding Box : 0,0 17x3
../../cc/output/renderer_pixeltest.cc:3485: Failure
Value of: RunPixelTest(&pass_list, &expected_output_colors, comparator)
  Actual: false
Expected: true
[  FAILED  ] ToColorSpace/ColorTransformPixelTest.Basic/2, where GetParam() = ({primaries:11, transfer:7, matrix:1, range:2, icc_profile_id:0}, {primaries:1, transfer:2, matrix:1, range:2, icc_profile_id:0}) (198 ms)
[----------] 1 test from ToColorSpace/ColorTransformPixelTest (198 ms total)
[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (198 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] ToColorSpace/ColorTransformPixelTest.Basic/2, where GetParam() = ({primaries:11, transfer:7, matrix:1, range:2, icc_profile_id:0}, {primaries:1, transfer:2, matrix:1, range:2, icc_profile_id:0})
 1 FAILED TEST
[Inferior 1 (process 29025) exited with code 01]

What is the expected result?
passed


 
Initial patch that Fix ToColorSpace/ColorTransformPixelTest.Basic test failed on Loongson has just been submitted for a review.

It can be viewed at:
https://chromium-review.googlesource.com/c/chromium/src/+/1033905
Components: Internals>Services>Viz

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