80255 2012-03-05 01:45:21 -0800 Optimize for IPP in DirectConvolver::process() 2012-03-23 11:14:36 -0700 1 1 1 Unclassified WebKit Web Audio 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 75564 0 xingnan.wang webkit-unassigned crogers webkit.review.bot oldest_to_newest 570520 0 xingnan.wang 2012-03-05 01:45:21 -0800 reverb function in ipp library can be used. 583975 1 133008 xingnan.wang 2012-03-21 04:13:11 -0700 Created attachment 133008 Patch 583976 2 xingnan.wang 2012-03-21 04:13:43 -0700 (In reply to comment #1) > Created an attachment (id=133008) [details] > Patch Uploaded the patch. 583977 3 xingnan.wang 2012-03-21 04:14:22 -0700 (In reply to comment #2) > (In reply to comment #1) > > Created an attachment (id=133008) [details] [details] > > Patch > > Uploaded the patch. Increase ~2X performance by conv() in IPP. 584344 4 133008 crogers 2012-03-21 10:53:39 -0700 Comment on attachment 133008 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=133008&action=review Xingnan, thanks for the patch. Have you run the convolution layout tests when WEBAUDIO_IPP is enabled? Also, please make sure to call m_overlayBuffer.zero() in the reset() method... > Source/WebCore/platform/audio/DirectConvolver.cpp:74 > + float* outputBuffer = m_inputBuffer.data(); It might make sense to rename this member variable more generally now: m_inputBuffer -> m_buffer since it's a bit confusing to see line 74 584918 5 133177 xingnan.wang 2012-03-21 20:18:10 -0700 Created attachment 133177 Patch 584919 6 xingnan.wang 2012-03-21 20:20:35 -0700 (In reply to comment #4) > (From update of attachment 133008 [details]) > View in context: https://bugs.webkit.org/attachment.cgi?id=133008&action=review > > Xingnan, thanks for the patch. Have you run the convolution layout tests when WEBAUDIO_IPP is enabled? Also, please make sure to call m_overlayBuffer.zero() in the reset() method... > All layout tests passed when WEBAUDIO_IPP is enabled, both Debug and Release build. > > Source/WebCore/platform/audio/DirectConvolver.cpp:74 > > + float* outputBuffer = m_inputBuffer.data(); > > It might make sense to rename this member variable more generally now: m_inputBuffer -> m_buffer > since it's a bit confusing to see line 74 Done. 586466 7 133177 crogers 2012-03-23 10:29:48 -0700 Comment on attachment 133177 Patch Thanks! 586506 8 133177 webkit.review.bot 2012-03-23 11:14:32 -0700 Comment on attachment 133177 Patch Clearing flags on attachment: 133177 Committed r111880: <http://trac.webkit.org/changeset/111880> 586507 9 webkit.review.bot 2012-03-23 11:14:36 -0700 All reviewed patches have been landed. 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