FreeRDP/include/freerdp/codec/h264.h
2024-06-10 14:48:31 +02:00

110 lines
4.2 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>
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct S_H264_CONTEXT_SUBSYSTEM H264_CONTEXT_SUBSYSTEM;
typedef struct S_H264_CONTEXT H264_CONTEXT;
typedef struct S_YUV_CONTEXT YUV_CONTEXT;
typedef enum
{
H264_RATECONTROL_VBR = 0,
H264_RATECONTROL_CQP
} H264_RATECONTROL_MODE;
typedef enum
{
H264_SCREEN_CONTENT_REAL_TIME = 0,
H264_SCREEN_CONTENT_NON_REAL_TIME,
H264_CAMERA_VIDEO_REAL_TIME,
H264_CAMERA_VIDEO_NON_REAL_TIME,
} H264_USAGETYPE;
typedef enum
{
H264_CONTEXT_OPTION_RATECONTROL,
H264_CONTEXT_OPTION_BITRATE,
H264_CONTEXT_OPTION_FRAMERATE,
H264_CONTEXT_OPTION_QP,
H264_CONTEXT_OPTION_USAGETYPE,
} H264_CONTEXT_OPTION;
FREERDP_API void free_h264_metablock(RDPGFX_H264_METABLOCK* meta);
FREERDP_API BOOL h264_context_set_option(H264_CONTEXT* h264, H264_CONTEXT_OPTION option,
UINT32 value);
FREERDP_API UINT32 h264_context_get_option(H264_CONTEXT* h264, H264_CONTEXT_OPTION option);
FREERDP_API INT32 avc420_compress(H264_CONTEXT* h264, const BYTE* pSrcData, DWORD SrcFormat,
UINT32 nSrcStep, UINT32 nSrcWidth, UINT32 nSrcHeight,
const RECTANGLE_16* regionRect, BYTE** ppDstData,
UINT32* pDstSize, RDPGFX_H264_METABLOCK* meta);
/* API for user to fill YUV I420 buffer before encoding */
FREERDP_API INT32 h264_get_yuv_buffer(H264_CONTEXT* h264, UINT32 nSrcStride, UINT32 nSrcWidth,
UINT32 nSrcHeight, BYTE* YUVData[3], UINT32 stride[3]);
FREERDP_API INT32 h264_compress(H264_CONTEXT* h264, 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,
const 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, const RECTANGLE_16* regionRect, BYTE* op,
BYTE** pDstData, UINT32* pDstSize, BYTE** pAuxDstData,
UINT32* pAuxDstSize, RDPGFX_H264_METABLOCK* meta,
RDPGFX_H264_METABLOCK* auxMeta);
FREERDP_API INT32 avc444_decompress(H264_CONTEXT* h264, BYTE op,
const RECTANGLE_16* regionRects, UINT32 numRegionRect,
const BYTE* pSrcData, UINT32 SrcSize,
const 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 void h264_context_free(H264_CONTEXT* h264);
WINPR_ATTR_MALLOC(h264_context_free, 1)
FREERDP_API H264_CONTEXT* h264_context_new(BOOL Compressor);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CODEC_H264_H */