66 lines
2.6 KiB
C++
66 lines
2.6 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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#include "video_capture.h"
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#include "map_wrapper.h"
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#include "rw_lock_wrapper.h"
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#include "video_capture_delay.h"
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namespace webrtc
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{
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namespace videocapturemodule
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{
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class DeviceInfoImpl: public VideoCaptureModule::DeviceInfo
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{
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public:
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DeviceInfoImpl(const WebRtc_Word32 id);
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virtual ~DeviceInfoImpl(void);
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virtual WebRtc_Word32 NumberOfCapabilities(const WebRtc_UWord8* deviceUniqueIdUTF8);
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virtual WebRtc_Word32 GetCapability(const WebRtc_UWord8* deviceUniqueIdUTF8,
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const WebRtc_UWord32 deviceCapabilityNumber,
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VideoCaptureCapability& capability);
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virtual WebRtc_Word32 GetBestMatchedCapability(const WebRtc_UWord8*deviceUniqueIdUTF8,
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const VideoCaptureCapability requested,
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VideoCaptureCapability& resulting);
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virtual WebRtc_Word32 GetOrientation(const WebRtc_UWord8* deviceUniqueIdUTF8,
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VideoCaptureRotation& orientation);
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protected:
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/* Initialize this object*/
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virtual WebRtc_Word32 Init()=0;
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/*
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* Fills the member variable _captureCapabilities with capabilities for the given device name.
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*/
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virtual WebRtc_Word32 CreateCapabilityMap(const WebRtc_UWord8* deviceUniqueIdUTF8)=0;
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/* Returns the expected Capture delay*/
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WebRtc_Word32 GetExpectedCaptureDelay(const DelayValues delayValues[],
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const WebRtc_UWord32 sizeOfDelayValues,
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const WebRtc_UWord8* productId,
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const WebRtc_UWord32 width,
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const WebRtc_UWord32 height);
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protected:
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// Data members
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WebRtc_Word32 _id;
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MapWrapper _captureCapabilities;
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RWLockWrapper& _apiLock;
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WebRtc_UWord8* _lastUsedDeviceName;
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WebRtc_UWord32 _lastUsedDeviceNameLength;
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};
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} //namespace videocapturemodule
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} // namespace webrtc
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#endif // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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