webrtc/system_wrappers/source/cpu_linux.h

52 lines
1.6 KiB
C++

/*
* 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_LINUX_H_
#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_LINUX_H_
#include "cpu_wrapper.h"
namespace webrtc {
class CpuLinux : public CpuWrapper
{
public:
CpuLinux();
virtual ~CpuLinux();
virtual WebRtc_Word32 CpuUsage();
virtual WebRtc_Word32 CpuUsage(WebRtc_Word8* /*pProcessName*/,
WebRtc_UWord32 /*length*/) {return 0;}
virtual WebRtc_Word32 CpuUsage(WebRtc_UWord32 /*dwProcessID*/) {return 0;}
virtual WebRtc_Word32 CpuUsageMultiCore(WebRtc_UWord32& numCores,
WebRtc_UWord32*& array);
virtual void Reset() {return;}
virtual void Stop() {return;}
private:
int GetData(long long& busy, long long& idle, long long*& busyArray,
long long*& idleArray);
int GetNumCores();
long long m_oldBusyTime;
long long m_oldIdleTime;
long long* m_oldBusyTimeMulti;
long long* m_oldIdleTimeMulti;
long long* m_idleArray;
long long* m_busyArray;
WebRtc_UWord32* m_resultArray;
WebRtc_UWord32 m_numCores;
};
} // namespace webrtc
#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_LINUX_H_