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107 lines
3.6 KiB
C++
107 lines
3.6 KiB
C++
/*
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* Copyright (c) 2012 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_DS_H_
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#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_DEVICE_INFO_DS_H_
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#include "webrtc/modules/video_capture/device_info_impl.h"
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#include "webrtc/modules/video_capture/video_capture_impl.h"
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#include <Dshow.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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struct VideoCaptureCapabilityWindows: public VideoCaptureCapability
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{
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uint32_t 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 DeviceInfoDS: public DeviceInfoImpl
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{
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public:
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// Factory function.
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static DeviceInfoDS* Create(const int32_t id);
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DeviceInfoDS(const int32_t id);
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virtual ~DeviceInfoDS();
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int32_t Init();
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virtual uint32_t NumberOfDevices();
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int32_t Refresh() { return 0; }
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/*
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* Returns the available capture devices.
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*/
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virtual int32_t
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GetDeviceName(uint32_t deviceNumber,
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char* deviceNameUTF8,
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uint32_t deviceNameLength,
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char* deviceUniqueIdUTF8,
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uint32_t deviceUniqueIdUTF8Length,
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char* productUniqueIdUTF8,
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uint32_t 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 int32_t
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DisplayCaptureSettingsDialogBox(
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const char* deviceUniqueIdUTF8,
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const char* dialogTitleUTF8,
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void* parentWindow,
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uint32_t positionX,
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uint32_t 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 char* deviceUniqueIdUTF8,
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char* productUniqueIdUTF8 = NULL,
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uint32_t productUniqueIdUTF8Length = 0);
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int32_t
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GetWindowsCapability(const int32_t capabilityIndex,
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VideoCaptureCapabilityWindows& windowsCapability);
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static void GetProductId(const char* devicePath,
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char* productUniqueIdUTF8,
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uint32_t productUniqueIdUTF8Length);
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protected:
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int32_t GetDeviceInfo(uint32_t deviceNumber,
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char* deviceNameUTF8,
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uint32_t deviceNameLength,
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char* deviceUniqueIdUTF8,
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uint32_t deviceUniqueIdUTF8Length,
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char* productUniqueIdUTF8,
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uint32_t productUniqueIdUTF8Length);
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virtual int32_t
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CreateCapabilityMap(const char* deviceUniqueIdUTF8);
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private:
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ICreateDevEnum* _dsDevEnum;
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bool _CoUninitializeIsRequired;
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std::vector<VideoCaptureCapabilityWindows> _captureCapabilitiesWindows;
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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_DS_H_
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