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/* transfrm.h, Low-level transformation (DCT/iDCT and prediction
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* difference picture handling) routines */
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* Disclaimer of Warranty
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* These software programs are available to the user without any license fee or
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* royalty on an "as is" basis. The MPEG Software Simulation Group disclaims
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* any and all warranties, whether express, implied, or statuary, including any
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* implied warranties or merchantability or of fitness for a particular
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* purpose. In no event shall the copyright-holder be liable for any
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* incidental, punitive, or consequential damages of any kind whatsoever
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* arising from the use of these programs.
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* This disclaimer of warranty extends to the user of these programs and user's
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* customers, employees, agents, transferees, successors, and assigns.
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* The MPEG Software Simulation Group does not represent or warrant that the
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* programs furnished hereunder are free of infringement of any third-party
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* Commercial implementations of MPEG-1 and MPEG-2 video, including shareware,
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* are subject to royalty fees to patent holders. Many of these patents are
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* general enough such that they are unavoidable regardless of implementation
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/* Modifications and extension (C) 2000-2003 Andrew Stevens */
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/* These modifications are free software; you can redistribute it
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* and/or modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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#include "mjpeg_types.h"
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Pointers to version of transform and prediction manipulation
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extern void (*pfdct)( int16_t * blk );
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extern void (*pidct)( int16_t * blk );
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extern void (*padd_pred) (uint8_t *pred, uint8_t *cur,
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int lx, int16_t *blk);
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extern void (*psub_pred) (uint8_t *pred, uint8_t *cur,
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int lx, int16_t *blk);
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extern int (*pfield_dct_best)( uint8_t *cur_lum_mb, uint8_t *pred_lum_mb,
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int field_dct_best( uint8_t *cur_lum_mb, uint8_t *pred_lum_mb, int stride);
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void add_pred (uint8_t *pred, uint8_t *cur,
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int lx, int16_t *blk);
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void sub_pred (uint8_t *pred, uint8_t *cur,
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int lx, int16_t *blk);
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void init_transform(void);
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void fdct( int16_t *blk );
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void idct( int16_t *blk );
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void init_fdct (void);
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void init_idct (void);
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#endif /* _TRANSFRM_H */
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* c-file-style: "stroustrup"
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* indent-tabs-mode: nil
added
removed
mpeg2enc/transfrm_ref.h
