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/*
* Copyright (c) 2012 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_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
#define WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
#include <vector>
#include "webrtc/modules/video_capture/include/video_capture.h"
#include "webrtc/modules/video_capture/video_capture_delay.h"
#include "webrtc/system_wrappers/include/rw_lock_wrapper.h"
namespace webrtc
{
namespace videocapturemodule
{
class DeviceInfoImpl: public VideoCaptureModule::DeviceInfo
{
public:
DeviceInfoImpl(const int32_t id);
virtual ~DeviceInfoImpl(void);
virtual int32_t NumberOfCapabilities(const char* deviceUniqueIdUTF8);
virtual int32_t GetCapability(
const char* deviceUniqueIdUTF8,
const uint32_t deviceCapabilityNumber,
VideoCaptureCapability& capability);
virtual int32_t GetBestMatchedCapability(
const char* deviceUniqueIdUTF8,
const VideoCaptureCapability& requested,
VideoCaptureCapability& resulting);
virtual int32_t GetOrientation(const char* deviceUniqueIdUTF8,
VideoRotation& orientation);
protected:
/* Initialize this object*/
virtual int32_t Init()=0;
/*
* Fills the member variable _captureCapabilities with capabilities for the given device name.
*/
virtual int32_t CreateCapabilityMap(const char* deviceUniqueIdUTF8)=0;
/* Returns the expected Capture delay*/
int32_t GetExpectedCaptureDelay(const DelayValues delayValues[],
const uint32_t sizeOfDelayValues,
const char* productId,
const uint32_t width,
const uint32_t height);
protected:
// Data members
int32_t _id;
typedef std::vector<VideoCaptureCapability> VideoCaptureCapabilities;
VideoCaptureCapabilities _captureCapabilities;
RWLockWrapper& _apiLock;
char* _lastUsedDeviceName;
uint32_t _lastUsedDeviceNameLength;
};
} // namespace videocapturemodule
} // namespace webrtc
#endif // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_DEVICE_INFO_IMPL_H_
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