FreeRDP/include/freerdp/codec/h264.h
2018-02-07 13:26:39 +01:00

125 lines
4.1 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 <winpr/wlog.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, const BYTE* pSrcData,
UINT32 SrcSize);
typedef int (*pfnH264SubsystemCompress)(H264_CONTEXT* h264, const BYTE** pSrcYuv,
const UINT32* pStride,
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;
UINT32 iStride[3];
BYTE* pYUVData[3];
UINT32 iYUV444Size[3];
UINT32 iYUV444Stride[3];
BYTE* pYUV444Data[3];
UINT32 numSystemData;
void* pSystemData;
H264_CONTEXT_SUBSYSTEM* subsystem;
void* lumaData;
wLog* log;
};
#ifdef __cplusplus
extern "C" {
#endif
FREERDP_API INT32 avc420_compress(H264_CONTEXT* h264, const BYTE* pSrcData,
DWORD SrcFormat, UINT32 nSrcStep,
UINT32 nSrcWidth, UINT32 nSrcHeight,
BYTE** ppDstData, UINT32* pDstSize);
FREERDP_API INT32 avc420_decompress(H264_CONTEXT* h264, const BYTE* pSrcData,
UINT32 SrcSize, BYTE* pDstData,
DWORD DstFormat, UINT32 nDstStep,
UINT32 nDstWidth, UINT32 nDstHeight,
RECTANGLE_16* regionRects, UINT32 numRegionRect);
FREERDP_API INT32 avc444_compress(H264_CONTEXT* h264, const BYTE* pSrcData, DWORD SrcFormat,
UINT32 nSrcStep, UINT32 nSrcWidth, UINT32 nSrcHeight,
BYTE version, BYTE* op,
BYTE** pDstData, UINT32* pDstSize,
BYTE** pAuxDstData, UINT32* pAuxDstSize);
FREERDP_API INT32 avc444_decompress(H264_CONTEXT* h264, BYTE op,
RECTANGLE_16* regionRects, UINT32 numRegionRect,
const BYTE* pSrcData, UINT32 SrcSize,
RECTANGLE_16* auxRegionRects, UINT32 numAuxRegionRect,
const BYTE* pAuxSrcData, UINT32 AuxSrcSize,
BYTE* pDstData, DWORD DstFormat,
UINT32 nDstStep, UINT32 nDstWidth, UINT32 nDstHeight,
UINT32 codecId);
FREERDP_API BOOL h264_context_reset(H264_CONTEXT* h264, UINT32 width, UINT32 height);
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 */