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    /*
        Copyright (C) 2001-2002 Michael Niedermayer (michaelni@gmx.at)
    
        This program is free software; you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation; either version 2 of the License, or
        (at your option) any later version.
    
        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.
    
        You should have received a copy of the GNU General Public License
        along with this program; if not, write to the Free Software
        Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    */
    
    #define V_DEBLOCK	0x01
    #define H_DEBLOCK	0x02
    #define DERING		0x04
    #define LEVEL_FIX	0x08 /* Brightness & Contrast */
    
    #define LUM_V_DEBLOCK	V_DEBLOCK		//   1
    #define LUM_H_DEBLOCK	H_DEBLOCK		//   2
    #define CHROM_V_DEBLOCK	(V_DEBLOCK<<4)		//  16
    #define CHROM_H_DEBLOCK	(H_DEBLOCK<<4)		//  32
    #define LUM_DERING	DERING			//   4
    #define CHROM_DERING	(DERING<<4)		//  64
    #define LUM_LEVEL_FIX	LEVEL_FIX		//   8
    #define CHROM_LEVEL_FIX	(LEVEL_FIX<<4)		// 128 (not implemented yet)
    
    // Experimental vertical filters
    #define V_X1_FILTER	0x0200			// 512
    
    // Experimental horizontal filters
    #define H_X1_FILTER	0x2000			// 8192
    
    // select between full y range (255-0) or standart one (234-16)
    #define FULL_Y_RANGE	0x8000			// 32768
    
    //Deinterlacing Filters
    #define	LINEAR_IPOL_DEINT_FILTER	0x10000	// 65536
    #define	LINEAR_BLEND_DEINT_FILTER	0x20000	// 131072
    #define	CUBIC_BLEND_DEINT_FILTER	0x8000	// (not implemented yet)
    #define	CUBIC_IPOL_DEINT_FILTER		0x40000	// 262144
    #define	MEDIAN_DEINT_FILTER		0x80000	// 524288
    #define	FFMPEG_DEINT_FILTER		0x400000
    
    #define TEMP_NOISE_FILTER		0x100000
    #define FORCE_QUANT			0x200000
    
    //use if u want a faster postprocessing code
    //cant differentiate between chroma & luma filters (both on or both off)
    //obviosly the -pp option at the commandline has no effect except turning the here selected
    //filters on
    //#define COMPILE_TIME_MODE 0x77
    
    struct PPFilter{
    	char *shortName;
    	char *longName;
    	int chromDefault; 	// is chrominance filtering on by default if this filter is manually activated
    	int minLumQuality; 	// minimum quality to turn luminance filtering on
    	int minChromQuality;	// minimum quality to turn chrominance filtering on
    	int mask; 		// Bitmask to turn this filter on
    };
    
    typedef struct PPMode{
    	int lumMode; 			// acivates filters for luminance
    	int chromMode; 			// acivates filters for chrominance
    	int error; 			// non zero on error
    
    	int minAllowedY; 		// for brigtness correction
    	int maxAllowedY; 		// for brihtness correction
    	float maxClippedThreshold;	// amount of "black" u r willing to loose to get a brightness corrected picture
    
    	int maxTmpNoise[3]; 		// for Temporal Noise Reducing filter (Maximal sum of abs differences)
    
    	int baseDcDiff;
    	int flatnessThreshold;
    
    	int forcedQuant; 		// quantizer if FORCE_QUANT is used
    } PPMode;
    
    typedef struct PPContext{
    	uint8_t *tempBlocks; //used for the horizontal code
    
    	/* we need 64bit here otherwise well going to have a problem
    	   after watching a black picture for 5 hours*/
    	uint64_t *yHistogram;
    
    	uint64_t __attribute__((aligned(8))) packedYOffset;
    	uint64_t __attribute__((aligned(8))) packedYScale;
    
    	/* Temporal noise reducing buffers */
    	uint8_t *tempBlured[3];
    	int32_t *tempBluredPast[3];
    
    	/* Temporary buffers for handling the last row(s) */
    	uint8_t *tempDst;
    	uint8_t *tempSrc;
    
    	uint8_t *deintTemp;
    
    	uint64_t __attribute__((aligned(8))) pQPb;
    	uint64_t __attribute__((aligned(8))) pQPb2;
    
    	uint64_t __attribute__((aligned(8))) mmxDcOffset[32];
    	uint64_t __attribute__((aligned(8))) mmxDcThreshold[32];
    
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    	QP_STORE_T *nonBQPTable;
    
    	QP_STORE_T *forcedQPTable;
    
    
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    	int QP;
    	int nonBQP;
    
    	int frameNum;
    	
    	int cpuCaps;
    
            
    	int stride; //size of some buffers (needed to realloc them if needed)
    
            
    	int hChromaSubSample;
    	int vChromaSubSample;
    
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    	PPMode ppMode;
    } PPContext;