FreeRDP/include/freerdp/codec/h264.h

94 lines
2.5 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* H.264 Bitmap Compression
*
* Copyright 2014 Mike McDonald <Mike.McDonald@software.dell.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_CODEC_H264_H
#define FREERDP_CODEC_H264_H
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/channels/rdpgfx.h>
typedef struct _H264_CONTEXT H264_CONTEXT;
typedef BOOL (*pfnH264SubsystemInit)(H264_CONTEXT* h264);
typedef void (*pfnH264SubsystemUninit)(H264_CONTEXT* h264);
typedef int (*pfnH264SubsystemDecompress)(H264_CONTEXT* h264, BYTE* pSrcData, UINT32 SrcSize);
typedef int (*pfnH264SubsystemCompress)(H264_CONTEXT* h264, BYTE** ppDstData, UINT32* pDstSize);
struct _H264_CONTEXT_SUBSYSTEM
{
const char* name;
pfnH264SubsystemInit Init;
pfnH264SubsystemUninit Uninit;
pfnH264SubsystemDecompress Decompress;
pfnH264SubsystemCompress Compress;
};
typedef struct _H264_CONTEXT_SUBSYSTEM H264_CONTEXT_SUBSYSTEM;
enum _H264_RATECONTROL_MODE
{
H264_RATECONTROL_VBR = 0,
H264_RATECONTROL_CQP
};
typedef enum _H264_RATECONTROL_MODE H264_RATECONTROL_MODE;
struct _H264_CONTEXT
{
BOOL Compressor;
UINT32 width;
UINT32 height;
H264_RATECONTROL_MODE RateControlMode;
UINT32 BitRate;
FLOAT FrameRate;
UINT32 QP;
UINT32 NumberOfThreads;
int iStride[3];
BYTE* pYUVData[3];
void* pSystemData;
H264_CONTEXT_SUBSYSTEM* subsystem;
};
#ifdef __cplusplus
extern "C" {
#endif
FREERDP_API int h264_compress(H264_CONTEXT* h264, BYTE* pSrcData, DWORD SrcFormat,
int nSrcStep, int nSrcWidth, int nSrcHeight, BYTE** ppDstData, UINT32* pDstSize);
FREERDP_API int h264_decompress(H264_CONTEXT* h264, BYTE* pSrcData, UINT32 SrcSize,
BYTE** ppDstData, DWORD DstFormat, int nDstStep, int nDstWidth, int nDstHeight,
RDPGFX_RECT16* regionRects, int numRegionRect);
FREERDP_API int h264_context_reset(H264_CONTEXT* h264);
FREERDP_API H264_CONTEXT* h264_context_new(BOOL Compressor);
FREERDP_API void h264_context_free(H264_CONTEXT* h264);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CODEC_H264_H */