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