| /* |
| * 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_ |