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/*****************************************************************************
* *
* OpenNI 2.x Alpha *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* 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 _XN_STREAMCOMPRESSION_H_
#define _XN_STREAMCOMPRESSION_H_
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnFormats.h"
#include <XnOS.h>
extern "C" {
#include <jpeglib.h>
}
#include <setjmp.h>
//---------------------------------------------------------------------------
// Defines
//---------------------------------------------------------------------------
#define XN_STREAM_COMPRESSION_DEPTH16Z_WORSE_RATIO 1.333F
#define XN_STREAM_COMPRESSION_IMAGE8Z_WORSE_RATIO 1.333F
#define XN_STREAM_COMPRESSION_IMAGEJ_WORSE_RATIO 1.2F
#define XN_STREAM_COMPRESSION_CONF4_WORSE_RATIO 0.51F
#define XN_STREAM_COMPRESSION_JPEG_DEFAULT_QUALITY 90
#define XN_STREAM_STRING_BAD_FORMAT -1
#define XN_MASK_JPEG "JPEG"
//---------------------------------------------------------------------------
// Structs
//---------------------------------------------------------------------------
XN_PRAGMA_START_DISABLED_WARNING_SECTION(XN_STRUCT_PADDED_WARNING_ID);
typedef struct XnLibJpegErrorMgr
{
struct jpeg_error_mgr pub;
jmp_buf setjmpBuffer;
} XnLibJpegErrorMgr;
XN_PRAGMA_STOP_DISABLED_WARNING_SECTION;
typedef struct XnStreamCompJPEGContext
{
jpeg_compress_struct jCompStruct;
jpeg_error_mgr jErrMgr;
struct jpeg_destination_mgr jDestMgr;
} XnStreamCompJPEGContext;
typedef struct XnStreamUncompJPEGContext
{
jpeg_decompress_struct jDecompStruct;
XnLibJpegErrorMgr jErrMgr;
struct jpeg_source_mgr jSrcMgr;
} XnStreamUncompJPEGContext;
//---------------------------------------------------------------------------
// Functions Declaration
//---------------------------------------------------------------------------
XnStatus XnStreamCompressDepth16Z(const XnUInt16* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamCompressDepth16ZWithEmbTable(const XnUInt16* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize, XnUInt16 nMaxValue);
XnStatus XnStreamUncompressDepth16Z(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt16* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamUncompressDepth16ZWithEmbTable(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt16* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamCompressImage8Z(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamUncompressImage8Z(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamCompressConf4(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
XnStatus XnStreamUncompressConf4(const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
void XnStreamJPEGCompDummyFunction(struct jpeg_compress_struct* pjCompStruct);
boolean XnStreamJPEGCompDummyFailFunction(struct jpeg_compress_struct* pjCompStruct);
XnStatus XnStreamInitCompressImageJ(XnStreamCompJPEGContext* pStreamCompJPEGContext);
XnStatus XnStreamFreeCompressImageJ(XnStreamCompJPEGContext* pStreamCompJPEGContext);
XnStatus XnStreamCompressImage8J(XnStreamCompJPEGContext* pStreamCompJPEGContext, const XnUInt8* pInput, XnUInt8* pOutput, XnUInt32* pnOutputSize, const XnUInt32 nXRes, const XnUInt32 nYRes, const XnUInt32 nQuality);
XnStatus XnStreamCompressImage24J(XnStreamCompJPEGContext* pStreamCompJPEGContext, const XnUInt8* pInput, XnUInt8* pOutput, XnUInt32* pnOutputSize, const XnUInt32 nXRes, const XnUInt32 nYRes, const XnUInt32 nQuality);
void XnStreamJPEGDecompDummyFunction(struct jpeg_decompress_struct* pjDecompStruct);
boolean XnStreamJPEGDecompDummyFailFunction(struct jpeg_decompress_struct* pjDecompStruct);
void XnStreamJPEGDecompSkipFunction(struct jpeg_decompress_struct* pjDecompStruct, XnInt nNumBytes);
XnStatus XnStreamInitUncompressImageJ(XnStreamUncompJPEGContext* pStreamUncompJPEGContext);
XnStatus XnStreamFreeUncompressImageJ(XnStreamUncompJPEGContext* pStreamUncompJPEGContext);
XnStatus XnStreamUncompressImageJ(XnStreamUncompJPEGContext* pStreamUncompJPEGContext, const XnUInt8* pInput, const XnUInt32 nInputSize, XnUInt8* pOutput, XnUInt32* pnOutputSize);
#endif //_XN_STREAMCOMPRESSION_H_
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