commit e8bd9abe3334b1e22d46d28e7c5d5c6495c99fda
author msarett <msarett@google.com> Wed Jun 08 10:02:32 2016 -0700
committer Commit bot <commit-bot@chromium.org> Wed Jun 08 10:02:32 2016 -0700
tree 8d4413db5923e8d3999d107544ded4f25f8d11b4
parent 7942f22c607caf826a6a609b89338a569d0a30e7

Modify QCMS test to match use by Chrome

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2049813002

Review-Url: https://codereview.chromium.org/2049813002

dm/DMSrcSink.cpp

diff --git a/dm/DMSrcSink.cpp b/dm/DMSrcSink.cpp
index 9927c30..0490e6f 100644
--- a/dm/DMSrcSink.cpp
+++ b/dm/DMSrcSink.cpp
@@ -921,6 +921,10 @@
             SkAutoTCallVProc<qcms_profile, qcms_profile_release>
                     dstSpace(qcms_profile_from_memory(dstData->data(), dstData->size()));
             SkASSERT(dstSpace);
+
+            // Optimizes conversion by precomputing the inverse transformation to dst.  Also
+            // causes QCMS to use a completely different codepath.  This is how Chrome uses QCMS.
+            qcms_profile_precache_output_transform(dstSpace);
             SkAutoTCallVProc<qcms_transform, qcms_transform_release>
                     transform (qcms_transform_create(srcSpace, QCMS_DATA_RGBA_8, dstSpace,
                                                      QCMS_DATA_RGBA_8, QCMS_INTENT_PERCEPTUAL));