FreeRDP/channels/tsmf/client/tsmf_decoder.h
2012-10-09 03:26:39 -04:00

72 lines
2.6 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Video Redirection Virtual Channel - Decoder
*
* Copyright 2010-2011 Vic Lee
* Copyright 2012 Hewlett-Packard Development Company, L.P.
*
* 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 __TSMF_DECODER_H
#define __TSMF_DECODER_H
#include "tsmf_types.h"
typedef enum _ITSMFControlMsg
{
Control_Pause,
Control_Restart,
Control_Flush,
Control_EndOfStream
} ITSMFControlMsg;
typedef struct _ITSMFDecoder ITSMFDecoder;
struct _ITSMFDecoder
{
/* Set the decoder format. Return true if supported. */
BOOL (*SetFormat) (ITSMFDecoder* decoder, TS_AM_MEDIA_TYPE* media_type);
/* Decode a sample. */
BOOL (*Decode) (ITSMFDecoder* decoder, const BYTE* data, UINT32 data_size, UINT32 extensions);
/* Get the decoded data */
BYTE* (*GetDecodedData) (ITSMFDecoder* decoder, UINT32* size);
/* Get the pixel format of decoded video frame */
UINT32 (*GetDecodedFormat) (ITSMFDecoder* decoder);
/* Get the width and height of decoded video frame */
BOOL (*GetDecodedDimension) (ITSMFDecoder* decoder, UINT32* width, UINT32* height);
/* Free the decoder */
void (*Free) (ITSMFDecoder * decoder);
/* Optional Contol function */
void (*Control) (ITSMFDecoder * decoder, ITSMFControlMsg control_msg, UINT32 *arg);
/* Decode a sample with extended interface. */
int (*DecodeEx) (ITSMFDecoder * decoder, const BYTE * data, UINT32 data_size, UINT32 extensions,
UINT64 start_time, UINT64 end_time, UINT64 duration);
/* Get current play time */
UINT64 (*GetRunningTime) (ITSMFDecoder * decoder);
/* Update Gstreamer Rendering Area */
void (*UpdateRenderingArea) (ITSMFDecoder * decoder, int newX, int newY, int newWidth, int newHeight, int numRectangles, RDP_RECT *rectangles);
/* Change Gstreamer Audio Volume */
void (*ChangeVolume) (ITSMFDecoder * decoder, UINT32 newVolume, UINT32 muted);
/* Check buffer level */
UINT32 (*BufferLevel) (ITSMFDecoder * decoder);
};
#define TSMF_DECODER_EXPORT_FUNC_NAME "TSMFDecoderEntry"
typedef ITSMFDecoder* (*TSMF_DECODER_ENTRY) (void);
ITSMFDecoder* tsmf_load_decoder(const char* name, TS_AM_MEDIA_TYPE* media_type);
#endif