8cc6582044
* Unified enum/struct definitions, fixed include issues * Fixed mac compilation issues * Added missing include * Fixed windows server build warnings * Fixed VS2010 build issue * Removed unnecessary library linking * Fixed ThreadPool WinXP compatibility * Fixed pr review remarks
133 lines
3.8 KiB
C
133 lines
3.8 KiB
C
/**
|
|
* FreeRDP: A Remote Desktop Protocol Implementation
|
|
* RDP6 Planar Codec
|
|
*
|
|
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
|
|
* Copyright 2016 Armin Novak <armin.novak@thincast.com>
|
|
* Copyright 2016 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_CODEC_PLANAR_H
|
|
#define FREERDP_CODEC_PLANAR_H
|
|
|
|
#include <winpr/crt.h>
|
|
|
|
typedef struct S_BITMAP_PLANAR_CONTEXT BITMAP_PLANAR_CONTEXT;
|
|
|
|
#include <freerdp/codec/color.h>
|
|
#include <freerdp/codec/bitmap.h>
|
|
|
|
#define PLANAR_FORMAT_HEADER_CS (1 << 3)
|
|
#define PLANAR_FORMAT_HEADER_RLE (1 << 4)
|
|
#define PLANAR_FORMAT_HEADER_NA (1 << 5)
|
|
#define PLANAR_FORMAT_HEADER_CLL_MASK 0x07
|
|
|
|
#define PLANAR_CONTROL_BYTE(_nRunLength, _cRawBytes) \
|
|
(_nRunLength & 0x0F) | ((_cRawBytes & 0x0F) << 4)
|
|
|
|
#define PLANAR_CONTROL_BYTE_RUN_LENGTH(_controlByte) (_controlByte & 0x0F)
|
|
#define PLANAR_CONTROL_BYTE_RAW_BYTES(_controlByte) ((_controlByte >> 4) & 0x0F)
|
|
|
|
typedef struct
|
|
{
|
|
/**
|
|
* controlByte:
|
|
* [0-3]: nRunLength
|
|
* [4-7]: cRawBytes
|
|
*/
|
|
BYTE controlByte;
|
|
BYTE* rawValues;
|
|
} RDP6_RLE_SEGMENT;
|
|
|
|
typedef struct
|
|
{
|
|
UINT32 cSegments;
|
|
RDP6_RLE_SEGMENT* segments;
|
|
} RDP6_RLE_SEGMENTS;
|
|
|
|
typedef struct
|
|
{
|
|
/**
|
|
* formatHeader:
|
|
* [0-2]: Color Loss Level (CLL)
|
|
* [3] : Chroma Subsampling (CS)
|
|
* [4] : Run Length Encoding (RLE)
|
|
* [5] : No Alpha (NA)
|
|
* [6-7]: Reserved
|
|
*/
|
|
BYTE formatHeader;
|
|
} RDP6_BITMAP_STREAM;
|
|
|
|
struct S_BITMAP_PLANAR_CONTEXT
|
|
{
|
|
UINT32 maxWidth;
|
|
UINT32 maxHeight;
|
|
UINT32 maxPlaneSize;
|
|
|
|
BOOL AllowSkipAlpha;
|
|
BOOL AllowRunLengthEncoding;
|
|
BOOL AllowColorSubsampling;
|
|
BOOL AllowDynamicColorFidelity;
|
|
|
|
UINT32 ColorLossLevel;
|
|
|
|
BYTE* planes[4];
|
|
BYTE* planesBuffer;
|
|
|
|
BYTE* deltaPlanes[4];
|
|
BYTE* deltaPlanesBuffer;
|
|
|
|
BYTE* rlePlanes[4];
|
|
BYTE* rlePlanesBuffer;
|
|
|
|
BYTE* pTempData;
|
|
UINT32 nTempStep;
|
|
|
|
BOOL bgr;
|
|
BOOL topdown;
|
|
};
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
FREERDP_API BYTE* freerdp_bitmap_compress_planar(BITMAP_PLANAR_CONTEXT* context,
|
|
const BYTE* data, UINT32 format, UINT32 width,
|
|
UINT32 height, UINT32 scanline, BYTE* dstData,
|
|
UINT32* pDstSize);
|
|
|
|
FREERDP_API BOOL freerdp_bitmap_planar_context_reset(BITMAP_PLANAR_CONTEXT* context,
|
|
UINT32 width, UINT32 height);
|
|
|
|
FREERDP_API BITMAP_PLANAR_CONTEXT* freerdp_bitmap_planar_context_new(DWORD flags, UINT32 width,
|
|
UINT32 height);
|
|
FREERDP_API void freerdp_bitmap_planar_context_free(BITMAP_PLANAR_CONTEXT* context);
|
|
|
|
FREERDP_API void freerdp_planar_switch_bgr(BITMAP_PLANAR_CONTEXT* planar, BOOL bgr);
|
|
FREERDP_API void freerdp_planar_topdown_image(BITMAP_PLANAR_CONTEXT* planar, BOOL topdown);
|
|
|
|
FREERDP_API BOOL planar_decompress(BITMAP_PLANAR_CONTEXT* planar, const BYTE* pSrcData,
|
|
UINT32 SrcSize, UINT32 nSrcWidth, UINT32 nSrcHeight,
|
|
BYTE* pDstData, UINT32 DstFormat, UINT32 nDstStep,
|
|
UINT32 nXDst, UINT32 nYDst, UINT32 nDstWidth,
|
|
UINT32 nDstHeight, BOOL vFlip);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* FREERDP_CODEC_PLANAR_H */
|