Use 3 threads for higher than 720p resolutions
BUG=1893 TEST=untested R=ajm@google.com, andrew@webrtc.org, dingkai@google.com, marpan@google.com, marpan@webrtc.org Review URL: https://webrtc-codereview.appspot.com/1684004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4243 4adac7df-926f-26a2-2b94-8c16560cd09d
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@ -211,7 +211,9 @@ int VP8EncoderImpl::InitEncode(const VideoCodec* inst,
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}
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config_->g_lag_in_frames = 0; // 0- no frame lagging
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if (codec_.width * codec_.height > 640 * 480 && number_of_cores >= 2) {
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if (codec_.width * codec_.height > 1280 * 960 && number_of_cores >= 6) {
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config_->g_threads = 3; // 3 threads for 1080p.
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} else if (codec_.width * codec_.height > 640 * 480 && number_of_cores >= 3) {
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config_->g_threads = 2; // 2 threads for qHD/HD.
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} else {
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config_->g_threads = 1; // 1 thread for VGA or less
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