I am not sure memcmp is the right tool to compare two D3D11_TEXTURE2D_DESC
instances. So the staging texture may be recreated for each frame, which hurts
the performance.
Bug: webrtc:8046
Change-Id: I60a94f468599b23dec168de55c9bc8c787ab9b7d
Reviewed-on: https://chromium-review.googlesource.com/592088
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Commit-Queue: Zijie He <zijiehe@chromium.org>
Cr-Commit-Position: refs/heads/master@{#19193}