FreeRDP/libfreerdp/codec/h264.h
2024-06-04 13:23:24 +02:00

109 lines
3.0 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* RemoteFX Codec Library - Decode
*
* Copyright 2018 Armin Novak <anovak@thincast.com>
* Copyright 2018 Thincast Technologies GmbH
*
* 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_LIB_CODEC_H264_H
#define FREERDP_LIB_CODEC_H264_H
#include <freerdp/api.h>
#include <freerdp/config.h>
#include <freerdp/codec/h264.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef BOOL (*pfnH264SubsystemInit)(H264_CONTEXT* h264);
typedef void (*pfnH264SubsystemUninit)(H264_CONTEXT* h264);
typedef int (*pfnH264SubsystemDecompress)(H264_CONTEXT* WINPR_RESTRICT h264,
const BYTE* WINPR_RESTRICT pSrcData, UINT32 SrcSize);
typedef int (*pfnH264SubsystemCompress)(H264_CONTEXT* WINPR_RESTRICT h264,
const BYTE** WINPR_RESTRICT pSrcYuv,
const UINT32* WINPR_RESTRICT pStride,
BYTE** WINPR_RESTRICT ppDstData,
UINT32* WINPR_RESTRICT pDstSize);
struct S_H264_CONTEXT_SUBSYSTEM
{
const char* name;
pfnH264SubsystemInit Init;
pfnH264SubsystemUninit Uninit;
pfnH264SubsystemDecompress Decompress;
pfnH264SubsystemCompress Compress;
};
struct S_H264_CONTEXT
{
BOOL Compressor;
UINT32 width;
UINT32 height;
H264_RATECONTROL_MODE RateControlMode;
UINT32 BitRate;
UINT32 FrameRate;
UINT32 QP;
UINT32 NumberOfThreads;
UINT32 iStride[3];
BYTE* pOldYUVData[3];
BYTE* pYUVData[3];
UINT32 iYUV444Size[3];
UINT32 iYUV444Stride[3];
BYTE* pOldYUV444Data[3];
BYTE* pYUV444Data[3];
UINT32 numSystemData;
void* pSystemData;
const H264_CONTEXT_SUBSYSTEM* subsystem;
YUV_CONTEXT* yuv;
BOOL encodingBuffer;
BOOL firstLumaFrameDone;
BOOL firstChromaFrameDone;
void* lumaData;
wLog* log;
};
FREERDP_LOCAL BOOL avc420_ensure_buffer(H264_CONTEXT* h264, UINT32 stride, UINT32 width,
UINT32 height);
#ifdef WITH_MEDIACODEC
extern const H264_CONTEXT_SUBSYSTEM g_Subsystem_mediacodec;
#endif
#if defined(_WIN32) && defined(WITH_MEDIA_FOUNDATION)
extern const H264_CONTEXT_SUBSYSTEM g_Subsystem_MF;
#endif
#ifdef WITH_OPENH264
extern const H264_CONTEXT_SUBSYSTEM g_Subsystem_OpenH264;
#endif
#ifdef WITH_VIDEO_FFMPEG
extern const H264_CONTEXT_SUBSYSTEM g_Subsystem_libavcodec;
#endif
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_LIB_CODEC_H264_H */