1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef PPAPI_CPP_DEV_VIDEO_CAPTURE_DEV_H_ 6 #define PPAPI_CPP_DEV_VIDEO_CAPTURE_DEV_H_ 7 8 #include <vector> 9 10 #include "ppapi/c/dev/pp_video_capture_dev.h" 11 #include "ppapi/cpp/completion_callback.h" 12 #include "ppapi/cpp/dev/device_ref_dev.h" 13 #include "ppapi/cpp/resource.h" 14 15 namespace pp { 16 17 class InstanceHandle; 18 19 class VideoCapture_Dev : public Resource { 20 public: 21 explicit VideoCapture_Dev(const InstanceHandle& instance); 22 VideoCapture_Dev(PP_Resource resource); 23 24 virtual ~VideoCapture_Dev(); 25 26 // Returns true if the required interface is available. 27 static bool IsAvailable(); 28 29 int32_t EnumerateDevices( 30 const CompletionCallbackWithOutput<std::vector<DeviceRef_Dev> >& 31 callback); 32 int32_t MonitorDeviceChange(PP_MonitorDeviceChangeCallback callback, 33 void* user_data); 34 int32_t Open(const DeviceRef_Dev& device_ref, 35 const PP_VideoCaptureDeviceInfo_Dev& requested_info, 36 uint32_t buffer_count, 37 const CompletionCallback& callback); 38 int32_t StartCapture(); 39 int32_t ReuseBuffer(uint32_t buffer); 40 int32_t StopCapture(); 41 void Close(); 42 }; 43 44 } // namespace pp 45 46 #endif // PPAPI_CPP_DEV_VIDEO_CAPTURE_DEV_H_ 47
