61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
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/*
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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 MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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#define MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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#include <stdint.h>
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#include <vector>
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#include "api/video/video_rotation.h"
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#include "modules/video_capture/video_capture.h"
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#include "modules/video_capture/video_capture_defines.h"
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#include "rtc_base/synchronization/rw_lock_wrapper.h"
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namespace webrtc {
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namespace videocapturemodule {
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class DeviceInfoImpl : public VideoCaptureModule::DeviceInfo {
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public:
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DeviceInfoImpl();
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~DeviceInfoImpl(void) override;
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int32_t NumberOfCapabilities(const char* deviceUniqueIdUTF8) override;
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int32_t GetCapability(const char* deviceUniqueIdUTF8,
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const uint32_t deviceCapabilityNumber,
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VideoCaptureCapability& capability) override;
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int32_t GetBestMatchedCapability(const char* deviceUniqueIdUTF8,
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const VideoCaptureCapability& requested,
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VideoCaptureCapability& resulting) override;
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int32_t GetOrientation(const char* deviceUniqueIdUTF8,
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VideoRotation& orientation) override;
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protected:
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/* Initialize this object*/
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virtual int32_t Init() = 0;
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/*
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* Fills the member variable _captureCapabilities with capabilities for the
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* given device name.
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*/
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virtual int32_t CreateCapabilityMap(const char* deviceUniqueIdUTF8) = 0;
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protected:
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// Data members
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typedef std::vector<VideoCaptureCapability> VideoCaptureCapabilities;
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VideoCaptureCapabilities _captureCapabilities;
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RWLockWrapper& _apiLock;
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char* _lastUsedDeviceName;
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uint32_t _lastUsedDeviceNameLength;
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};
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} // namespace videocapturemodule
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} // namespace webrtc
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#endif // MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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