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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Video Capture Virtual Channel Extension
*
* Copyright 2022 Pascal Nowack <Pascal.Nowack@gmx.de>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FREERDP_CHANNEL_CAMERA_DEVICE_SERVER_CAMERA_DEVICE_H
#define FREERDP_CHANNEL_CAMERA_DEVICE_SERVER_CAMERA_DEVICE_H
#include <freerdp/channels/rdpecam.h>
#include <freerdp/channels/wtsvc.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct camera_device_server_context CameraDeviceServerContext;
typedef UINT (*psCameraDeviceServerOpen)(CameraDeviceServerContext* context);
typedef UINT (*psCameraDeviceServerClose)(CameraDeviceServerContext* context);
typedef BOOL (*psCameraDeviceServerChannelIdAssigned)(CameraDeviceServerContext* context,
UINT32 channelId);
typedef UINT (*psCameraDeviceServerInitialize)(CameraDeviceServerContext* context,
BOOL externalThread);
typedef UINT (*psCameraDeviceServerPoll)(CameraDeviceServerContext* context);
typedef BOOL (*psCameraDeviceServerChannelHandle)(CameraDeviceServerContext* context,
HANDLE* handle);
typedef UINT (*psCameraDeviceServerSuccessResponse)(
CameraDeviceServerContext* context, const CAM_SUCCESS_RESPONSE* successResponse);
typedef UINT (*psCameraDeviceServerErrorResponse)(CameraDeviceServerContext* context,
const CAM_ERROR_RESPONSE* errorResponse);
typedef UINT (*psCameraDeviceServerActivateDeviceRequest)(
CameraDeviceServerContext* context,
const CAM_ACTIVATE_DEVICE_REQUEST* activateDeviceRequest);
typedef UINT (*psCameraDeviceServerDeactivateDeviceRequest)(
CameraDeviceServerContext* context,
const CAM_DEACTIVATE_DEVICE_REQUEST* deactivateDeviceRequest);
typedef UINT (*psCameraDeviceServerStreamListRequest)(
CameraDeviceServerContext* context, const CAM_STREAM_LIST_REQUEST* streamListRequest);
typedef UINT (*psCameraDeviceServerStreamListResponse)(
CameraDeviceServerContext* context, const CAM_STREAM_LIST_RESPONSE* streamListResponse);
typedef UINT (*psCameraDeviceServerMediaTypeListRequest)(
CameraDeviceServerContext* context,
const CAM_MEDIA_TYPE_LIST_REQUEST* mediaTypeListRequest);
typedef UINT (*psCameraDeviceServerMediaTypeListResponse)(
CameraDeviceServerContext* context,
const CAM_MEDIA_TYPE_LIST_RESPONSE* mediaTypeListResponse);
typedef UINT (*psCameraDeviceServerCurrentMediaTypeRequest)(
CameraDeviceServerContext* context,
const CAM_CURRENT_MEDIA_TYPE_REQUEST* currentMediaTypeRequest);
typedef UINT (*psCameraDeviceServerCurrentMediaTypeResponse)(
CameraDeviceServerContext* context,
const CAM_CURRENT_MEDIA_TYPE_RESPONSE* currentMediaTypeResponse);
typedef UINT (*psCameraDeviceServerStartStreamsRequest)(
CameraDeviceServerContext* context, const CAM_START_STREAMS_REQUEST* startStreamsRequest);
typedef UINT (*psCameraDeviceServerStopStreamsRequest)(
CameraDeviceServerContext* context, const CAM_STOP_STREAMS_REQUEST* stopStreamsRequest);
typedef UINT (*psCameraDeviceServerSampleRequest)(CameraDeviceServerContext* context,
const CAM_SAMPLE_REQUEST* sampleRequest);
typedef UINT (*psCameraDeviceServerSampleResponse)(CameraDeviceServerContext* context,
const CAM_SAMPLE_RESPONSE* sampleResponse);
typedef UINT (*psCameraDeviceServerSampleErrorResponse)(
CameraDeviceServerContext* context, const CAM_SAMPLE_ERROR_RESPONSE* sampleErrorResponse);
typedef UINT (*psCameraDeviceServerPropertyListRequest)(
CameraDeviceServerContext* context, const CAM_PROPERTY_LIST_REQUEST* propertyListRequest);
typedef UINT (*psCameraDeviceServerPropertyListResponse)(
CameraDeviceServerContext* context, const CAM_PROPERTY_LIST_RESPONSE* propertyListResponse);
typedef UINT (*psCameraDeviceServerPropertyValueRequest)(
CameraDeviceServerContext* context, const CAM_PROPERTY_VALUE_REQUEST* propertyValueRequest);
typedef UINT (*psCameraDeviceServerPropertyValueResponse)(
CameraDeviceServerContext* context,
const CAM_PROPERTY_VALUE_RESPONSE* propertyValueResponse);
typedef UINT (*psCameraDeviceServerSetPropertyValueRequest)(
CameraDeviceServerContext* context,
const CAM_SET_PROPERTY_VALUE_REQUEST* setPropertyValueRequest);
struct camera_device_server_context
{
HANDLE vcm;
/* Server self-defined pointer. */
void* userdata;
/**
* Name of the virtual channel. Pointer owned by the CameraDeviceServerContext,
* meaning camera_device_server_context_free() takes care of freeing the pointer.
*
* Server implementations should sanitize the virtual channel name for invalid
* names, like names for other known channels
* ("ECHO", "AUDIO_PLAYBACK_DVC", etc.)
*/
char* virtualChannelName;
/**
* Protocol version to be used. Every sent server to client PDU has the
* version value in the Header set to the following value.
*/
BYTE protocolVersion;
/*** APIs called by the server. ***/
/**
* Optional: Set thread handling.
* When externalThread=TRUE, the application is responsible to call
* Poll() periodically to process channel events.
*
* Defaults to externalThread=FALSE
*/
psCameraDeviceServerInitialize Initialize;
/**
* Open the camera device channel.
*/
psCameraDeviceServerOpen Open;
/**
* Close the camera device channel.
*/
psCameraDeviceServerClose Close;
/**
* Poll
* When externalThread=TRUE, call Poll() periodically from your main loop.
* If externalThread=FALSE do not call.
*/
psCameraDeviceServerPoll Poll;
/**
* Retrieve the channel handle for use in conjunction with Poll().
* If externalThread=FALSE do not call.
*/
psCameraDeviceServerChannelHandle ChannelHandle;
/**
* For the following server to client PDUs,
* the message header does not have to be set.
*/
/**
* Send a Activate Device Request PDU.
*/
psCameraDeviceServerActivateDeviceRequest ActivateDeviceRequest;
/**
* Send a Deactivate Device Request PDU.
*/
psCameraDeviceServerDeactivateDeviceRequest DeactivateDeviceRequest;
/**
* Send a Stream List Request PDU.
*/
psCameraDeviceServerStreamListRequest StreamListRequest;
/**
* Send a Media Type List Request PDU.
*/
psCameraDeviceServerMediaTypeListRequest MediaTypeListRequest;
/**
* Send a Current Media Type Request PDU.
*/
psCameraDeviceServerCurrentMediaTypeRequest CurrentMediaTypeRequest;
/**
* Send a Start Streams Request PDU.
*/
psCameraDeviceServerStartStreamsRequest StartStreamsRequest;
/**
* Send a Stop Streams Request PDU.
*/
psCameraDeviceServerStopStreamsRequest StopStreamsRequest;
/**
* Send a Sample Request PDU.
*/
psCameraDeviceServerSampleRequest SampleRequest;
/**
* Send a Property List Request PDU.
*/
psCameraDeviceServerPropertyListRequest PropertyListRequest;
/**
* Send a Property Value Request PDU.
*/
psCameraDeviceServerPropertyValueRequest PropertyValueRequest;
/**
* Send a Set Property Value Request PDU.
*/
psCameraDeviceServerSetPropertyValueRequest SetPropertyValueRequest;
/*** Callbacks registered by the server. ***/
/**
* Callback, when the channel got its id assigned.
*/
psCameraDeviceServerChannelIdAssigned ChannelIdAssigned;
/**
* Callback for the Success Response PDU.
*/
psCameraDeviceServerSuccessResponse SuccessResponse;
/**
* Callback for the Error Response PDU.
*/
psCameraDeviceServerErrorResponse ErrorResponse;
/**
* Callback for the Stream List Response PDU.
*/
psCameraDeviceServerStreamListResponse StreamListResponse;
/**
* Callback for the Media Type List Response PDU.
*/
psCameraDeviceServerMediaTypeListResponse MediaTypeListResponse;
/**
* Callback for the Current Media Type Response PDU.
*/
psCameraDeviceServerCurrentMediaTypeResponse CurrentMediaTypeResponse;
/**
* Callback for the Sample Response PDU.
*/
psCameraDeviceServerSampleResponse SampleResponse;
/**
* Callback for the Sample Error Response PDU.
*/
psCameraDeviceServerSampleErrorResponse SampleErrorResponse;
/**
* Callback for the Property List Response PDU.
*/
psCameraDeviceServerPropertyListResponse PropertyListResponse;
/**
* Callback for the Property Value Response PDU.
*/
psCameraDeviceServerPropertyValueResponse PropertyValueResponse;
rdpContext* rdpcontext;
};
FREERDP_API void camera_device_server_context_free(CameraDeviceServerContext* context);
WINPR_ATTR_MALLOC(camera_device_server_context_free, 1)
FREERDP_API CameraDeviceServerContext* camera_device_server_context_new(HANDLE vcm);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CHANNEL_CAMERA_DEVICE_SERVER_CAMERA_DEVICE_H */
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