FreeRDP/include/freerdp/codec/clear.h
Armin Novak 2e110c7f35 Fixed codec reset, now resetting resolution too.
H264 and others require the surface resolution to work properly.
This initializes the codecs and the resolution on reset.
2016-03-02 14:46:33 +01:00

85 lines
2.2 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* ClearCodec Bitmap Compression
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.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_CLEAR_H
#define FREERDP_CODEC_CLEAR_H
typedef struct _CLEAR_CONTEXT CLEAR_CONTEXT;
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/codec/nsc.h>
#include <freerdp/codec/color.h>
#define CLEARCODEC_FLAG_GLYPH_INDEX 0x01
#define CLEARCODEC_FLAG_GLYPH_HIT 0x02
#define CLEARCODEC_FLAG_CACHE_RESET 0x04
struct _CLEAR_GLYPH_ENTRY
{
UINT32 size;
UINT32 count;
UINT32* pixels;
};
typedef struct _CLEAR_GLYPH_ENTRY CLEAR_GLYPH_ENTRY;
struct _CLEAR_VBAR_ENTRY
{
UINT32 size;
UINT32 count;
UINT32* pixels;
};
typedef struct _CLEAR_VBAR_ENTRY CLEAR_VBAR_ENTRY;
struct _CLEAR_CONTEXT
{
BOOL Compressor;
NSC_CONTEXT* nsc;
UINT32 seqNumber;
BYTE* TempBuffer;
UINT32 TempSize;
CLEAR_GLYPH_ENTRY GlyphCache[4000];
UINT32 VBarStorageCursor;
CLEAR_VBAR_ENTRY VBarStorage[32768];
UINT32 ShortVBarStorageCursor;
CLEAR_VBAR_ENTRY ShortVBarStorage[16384];
};
#ifdef __cplusplus
extern "C" {
#endif
FREERDP_API int clear_compress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize);
FREERDP_API int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize,
BYTE** ppDstData, DWORD DstFormat, int nDstStep, int nXDst, int nYDst, int nWidth, int nHeight);
FREERDP_API BOOL clear_context_reset(CLEAR_CONTEXT* clear);
FREERDP_API CLEAR_CONTEXT* clear_context_new(BOOL Compressor);
FREERDP_API void clear_context_free(CLEAR_CONTEXT* clear);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CODEC_CLEAR_H */