wu@webrtc.org 80fccc29de Revert 3736 "Removed CPU APIs from VoEHardware. Code is now only..."
> Removed CPU APIs from VoEHardware. Code is now only used by test applications.
> 
> BUG=8404677
> 
> Review URL: https://webrtc-codereview.appspot.com/1238004

TBR=henrike@webrtc.org
Review URL: https://webrtc-codereview.appspot.com/1267004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3737 4adac7df-926f-26a2-2b94-8c16560cd09d
2013-03-27 23:38:21 +00:00

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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_
#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_
#include "system_wrappers/interface/cpu_wrapper.h"
namespace webrtc {
class CpuWrapperMac : public CpuWrapper {
public:
CpuWrapperMac();
virtual ~CpuWrapperMac();
virtual WebRtc_Word32 CpuUsage();
virtual WebRtc_Word32 CpuUsage(WebRtc_Word8* process_name,
WebRtc_UWord32 length) {
return -1;
}
virtual WebRtc_Word32 CpuUsage(WebRtc_UWord32 process_id) {
return -1;
}
// Note: this class will block the call and sleep if called too fast
// This function blocks the calling thread if the thread is calling it more
// often than every 500 ms.
virtual WebRtc_Word32 CpuUsageMultiCore(WebRtc_UWord32& num_cores,
WebRtc_UWord32*& array);
virtual void Reset() {}
virtual void Stop() {}
private:
WebRtc_Word32 Update(WebRtc_Word64 time_diffMS);
WebRtc_UWord32 cpu_count_;
WebRtc_UWord32* cpu_usage_;
WebRtc_Word32 total_cpu_usage_;
WebRtc_Word64* last_tick_count_;
WebRtc_Word64 last_time_;
};
} // namespace webrtc
#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_