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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Video Optimized Remoting Virtual Channel Extension
*
* Copyright 2018 David Fort <contact@hardening-consulting.com>
*
* 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_VIDEO_H
#define FREERDP_CHANNEL_VIDEO_H
#include <winpr/wtypes.h>
#include <freerdp/types.h>
#define VIDEO_CHANNEL_NAME "video"
#define VIDEO_CONTROL_DVC_CHANNEL_NAME "Microsoft::Windows::RDS::Video::Control::v08.01"
#define VIDEO_DATA_DVC_CHANNEL_NAME "Microsoft::Windows::RDS::Video::Data::v08.01"
#ifdef __cplusplus
extern "C"
{
#endif
/** @brief TSNM packet type */
enum
{
TSMM_PACKET_TYPE_PRESENTATION_REQUEST = 1,
TSMM_PACKET_TYPE_PRESENTATION_RESPONSE = 2,
TSMM_PACKET_TYPE_CLIENT_NOTIFICATION = 3,
TSMM_PACKET_TYPE_VIDEO_DATA = 4
};
/** @brief TSMM_PRESENTATION_REQUEST commands */
enum
{
TSMM_START_PRESENTATION = 1,
TSMM_STOP_PRESENTATION = 2
};
/** @brief presentation request struct */
typedef struct
{
BYTE PresentationId;
BYTE Version;
BYTE Command;
BYTE FrameRate;
UINT32 SourceWidth, SourceHeight;
UINT32 ScaledWidth, ScaledHeight;
UINT64 hnsTimestampOffset;
UINT64 GeometryMappingId;
BYTE VideoSubtypeId[16];
UINT32 cbExtra;
BYTE* pExtraData;
} TSMM_PRESENTATION_REQUEST;
/** @brief response to a TSMM_PRESENTATION_REQUEST */
typedef struct
{
BYTE PresentationId;
} TSMM_PRESENTATION_RESPONSE;
/** @brief TSMM_VIDEO_DATA flags */
enum
{
TSMM_VIDEO_DATA_FLAG_HAS_TIMESTAMPS = 0x01,
TSMM_VIDEO_DATA_FLAG_KEYFRAME = 0x02,
TSMM_VIDEO_DATA_FLAG_NEW_FRAMERATE = 0x04
};
/** @brief a video data packet */
typedef struct
{
BYTE PresentationId;
BYTE Version;
BYTE Flags;
UINT64 hnsTimestamp;
UINT64 hnsDuration;
UINT16 CurrentPacketIndex;
UINT16 PacketsInSample;
UINT32 SampleNumber;
UINT32 cbSample;
BYTE* pSample;
} TSMM_VIDEO_DATA;
/** @brief values for NotificationType in TSMM_CLIENT_NOTIFICATION */
enum
{
TSMM_CLIENT_NOTIFICATION_TYPE_NETWORK_ERROR = 1,
TSMM_CLIENT_NOTIFICATION_TYPE_FRAMERATE_OVERRIDE = 2
};
/** @brief struct used when NotificationType is FRAMERATE_OVERRIDE */
typedef struct
{
UINT32 Flags;
UINT32 DesiredFrameRate;
} TSMM_CLIENT_NOTIFICATION_FRAMERATE_OVERRIDE;
/** @brief a client to server notification struct */
typedef struct
{
BYTE PresentationId;
BYTE NotificationType;
TSMM_CLIENT_NOTIFICATION_FRAMERATE_OVERRIDE FramerateOverride;
} TSMM_CLIENT_NOTIFICATION;
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CHANNEL_VIDEO_H */
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