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root/freemol/trunk/src/mpeg_encode/src/postdct.h
Revision: 22
Committed: Mon Jul 7 22:16:37 2008 UTC (11 years ago) by wdelano
File size: 1750 byte(s)
Log Message:
initial checkin of mpeg_encode source
Line File contents
1 /*===========================================================================*
2 * postdct.h *
3 * *
4 * MPEG post-DCT processing *
5 * *
6 *===========================================================================*/
7
8 /*
9 * Copyright (c) 1995 The Regents of the University of California.
10 * All rights reserved.
11 *
12 * Permission to use, copy, modify, and distribute this software and its
13 * documentation for any purpose, without fee, and without written agreement is
14 * hereby granted, provided that the above copyright notice and the following
15 * two paragraphs appear in all copies of this software.
16 *
17 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
18 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
19 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
20 * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21 *
22 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
23 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
24 * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
25 * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
26 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
27 */
28
29
30
31 int Mpost_QuantZigBlock _ANSI_ARGS_((Block in, FlatBlock out, int qscale,
32 int iblock));
33 void Mpost_UnQuantZigBlock _ANSI_ARGS_((FlatBlock in, Block out,
34 int qscale, boolean iblock));
35 void Mpost_RLEHuffIBlock _ANSI_ARGS_((FlatBlock in, BitBucket *out));
36 void Mpost_RLEHuffPBlock _ANSI_ARGS_((FlatBlock in, BitBucket *out));
37
38 #define MPOST_ZERO 0
39 #define MPOST_NON_ZERO 1
40 #define MPOST_OVERFLOW (-1)