106 lines
3.7 KiB
C++
106 lines
3.7 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_WINDOWS_DEVICE_INFO_WINDOWS_H_
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#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_DEVICE_INFO_WINDOWS_H_
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#include "../video_capture_impl.h"
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#include "../device_info_impl.h"
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#include <Dshow.h>
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#include "map_wrapper.h"
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// forward declarations
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namespace webrtc
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{
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namespace videocapturemodule
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{
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struct VideoCaptureCapabilityWindows: public VideoCaptureCapability
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{
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WebRtc_UWord32 directShowCapabilityIndex;
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bool supportFrameRateControl;
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VideoCaptureCapabilityWindows()
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{
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directShowCapabilityIndex = 0;
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supportFrameRateControl = false;
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}
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};
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class DeviceInfoWindows: public DeviceInfoImpl
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{
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public:
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DeviceInfoWindows(const WebRtc_Word32 id);
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virtual ~DeviceInfoWindows();
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WebRtc_Word32 Init();
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virtual WebRtc_UWord32 NumberOfDevices();
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/*
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* Returns the available capture devices.
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*/
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virtual WebRtc_Word32
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GetDeviceName(WebRtc_UWord32 deviceNumber,
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WebRtc_UWord8* deviceNameUTF8,
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WebRtc_UWord32 deviceNameLength,
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WebRtc_UWord8* deviceUniqueIdUTF8,
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WebRtc_UWord32 deviceUniqueIdUTF8Length,
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WebRtc_UWord8* productUniqueIdUTF8,
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WebRtc_UWord32 productUniqueIdUTF8Length);
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/*
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* Display OS /capture device specific settings dialog
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*/
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virtual WebRtc_Word32
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DisplayCaptureSettingsDialogBox(
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const WebRtc_UWord8* deviceUniqueIdUTF8,
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const WebRtc_UWord8* dialogTitleUTF8,
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void* parentWindow,
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WebRtc_UWord32 positionX,
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WebRtc_UWord32 positionY);
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// Windows specific
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/* Gets a capture device filter
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The user of this API is responsible for releasing the filter when it not needed.
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*/
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IBaseFilter * GetDeviceFilter(const WebRtc_UWord8* deviceUniqueIdUTF8,
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WebRtc_UWord8* productUniqueIdUTF8 = NULL,
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WebRtc_UWord32 productUniqueIdUTF8Length = 0);
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WebRtc_Word32
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GetWindowsCapability(const WebRtc_Word32 capabilityIndex,
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VideoCaptureCapabilityWindows& windowsCapability);
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static void GetProductId(const WebRtc_UWord8* devicePath,
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WebRtc_UWord8* productUniqueIdUTF8,
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WebRtc_UWord32 productUniqueIdUTF8Length);
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protected:
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WebRtc_Word32 GetDeviceInfo(WebRtc_UWord32 deviceNumber,
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WebRtc_UWord8* deviceNameUTF8,
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WebRtc_UWord32 deviceNameLength,
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WebRtc_UWord8* deviceUniqueIdUTF8,
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WebRtc_UWord32 deviceUniqueIdUTF8Length,
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WebRtc_UWord8* productUniqueIdUTF8,
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WebRtc_UWord32 productUniqueIdUTF8Length);
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virtual WebRtc_Word32
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CreateCapabilityMap(const WebRtc_UWord8* deviceUniqueIdUTF8);
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private:
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ICreateDevEnum* _dsDevEnum;
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IEnumMoniker* _dsMonikerDevEnum;
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bool _CoUninitializeIsRequired;
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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_WINDOWS_DEVICE_INFO_WINDOWS_H_
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