[Webkit-unassigned] [Bug 75528] Optimize the multiply-add in Biquad.cpp::process

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=75528





--- Comment #7 from Raymond Toy <rtoy at chromium.org>  2012-01-05 10:45:40 PST ---
Created an attachment (id=121300)
 --> (https://bugs.webkit.org/attachment.cgi?id=121300&action=review)
Biquad layout test script

Here is a start at a test of the biquad (lowpass) filter.

Place this file in the third_party/WebKit/LayoutTests/webaudio directory.  A biquad-test-expected.txt file needs to be created that contains the expected output.

To run the layout test, see http://www.chromium.org/developers/testing/webkit-layout-tests.

Perhaps it is enough to test just the lowpass filter for now.  But eventually, I think we need a test for all the filters.  In that case biquad-test.html should be broken up into a common piece that contains the test infrastructure and a probably several tests that create the appropriate filter tests.

Should probably follow the style of convolution-mono-mono.html tests.

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