Create Subversion repository

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1 9d0c8265-081b-0410-96cb-a4ca84ce46f8

1 files changed, 125 insertions, 0 deletions

diff --git a/converter/ppm/ppmtompeg/headers/opts.h b/converter/ppm/ppmtompeg/headers/opts.h
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+/*
+ * opts.h - set optional parameters
+ */
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/opts.h,v 1.3 1995/08/15 23:43:43 smoot Exp $
+ *  $Log: opts.h,v $
+ *  Revision 1.3  1995/08/15 23:43:43  smoot
+ *  *** empty log message ***
+ *
+ * Revision 1.2  1995/05/02  22:00:51  smoot
+ * added TUNEing stuff
+ *
+ * Revision 1.1  1995/04/14  23:12:53  smoot
+ * Initial revision
+ *
+ */
+
+#include "general.h"
+#include "ansi.h"
+#include "mtypes.h"
+
+/*
+ TUNE b [limit] lower limit on how different a block must be to be DCT coded
+ TUNE c [file [color-diff]] Collect statistics on Quantization
+ TUNE d [RateScale DistortionScale] Do a DCT in the P search, not just DIFF
+ TUNE k [breakpt end [slope]] Squash small lum values
+ TUNE l Figure out Laplacian distrib and use them to dequantize and do snr calc
+ TUNE n Dont consider DC differenece in DCT searches
+ TUNE q Do MSE for distortion measure, not MAD
+ TUNE s [Max] | [LumMax ChromMax] Squash small differences in successive frames
+ TUNE u disallow skip blocks in B frames
+ TUNE w filename [c]  Write I block distortion numbers to file [with bit-rates]
+ TUNE z Zaps Intra blocks in P/B frames.
+
+ [ Note k and s make -snr numbers a lie, by playing with input ]
+ [ Note d n and q are contradictory (can only use one)         ]
+ [ Note c will not work on parallel encodings                  ]
+*/
+
+extern boolean tuneingOn;
+
+/* Smash to no-change a motion block DCT with MAD less than: */
+/* DETAL b value               */
+extern int block_bound;
+
+/* Collect info on quantization */
+extern boolean collect_quant;
+extern int collect_quant_detailed;
+extern FILE   *collect_quant_fp;
+
+/* Nuke dim areas */
+extern int kill_dim, kill_dim_break, kill_dim_end;
+extern float kill_dim_slope;
+
+
+/* Stuff to control MV search comparisons */
+#define DEFAULT_SEARCH 0
+#define LOCAL_DCT  1 /* Do DCT in search (SLOW!!!!) */
+#define NO_DC_SEARCH  2  /* Dont consider DC component in motion searches */
+#define DO_Mean_Squared_Distortion  3 /* Do Squared distortion, not ABS */
+
+/* Parameters for special searches */
+/* LOCAL_DCT */
+extern float LocalDCTRateScale, LocalDCTDistortScale;
+
+/* Search Type Variable */
+extern int SearchCompareMode;
+
+/* squash small differences */
+extern boolean squash_small_differences;
+extern int SquashMaxLum, SquashMaxChr;
+
+/* Disallows Intra blocks in P/B code */
+extern boolean IntraPBAllowed;
+
+/* Write out distortion numbers */
+extern boolean WriteDistortionNumbers;
+extern int collect_distortion_detailed;
+extern FILE *distortion_fp;
+extern FILE *fp_table_rate[31], *fp_table_dist[31];
+
+/* Laplacian Distrib */
+extern boolean DoLaplace;
+extern double **L1, **L2, **Lambdas;
+extern int LaplaceNum, LaplaceCnum;
+
+/* Turn on/off skipping in B frames */
+extern boolean BSkipBlocks;
+
+/* Procedures Prototypes */
+int	GetIQScale _ANSI_ARGS_((void));
+int	GetPQScale _ANSI_ARGS_((void));
+int	GetBQScale _ANSI_ARGS_((void));
+void	Tune_Init _ANSI_ARGS_((void));
+int     CalcRLEHuffLength _ANSI_ARGS_((FlatBlock in));
+void    ParseTuneParam(const char * const charPtr);
+int     mse _ANSI_ARGS_((Block blk1, Block blk2));
+void    Mpost_UnQuantZigBlockLaplace _ANSI_ARGS_((FlatBlock in, Block out, int qscale, boolean iblock));
+extern void CalcLambdas(void);
+
+
+
+