1 /*
2 * VC-1 and WMV3 decoder
3 * Copyright (c) 2006-2007 Konstantin Shishkov
4 * Partly based on vc9.c (c) 2005 Anonymous, Alex Beregszaszi, Michael Niedermayer
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #ifndef AVCODEC_VC1_COMMON_H
24 #define AVCODEC_VC1_COMMON_H
25
26 #include <stdint.h>
27
30
31 /** Markers used in VC-1 AP frame data */
32 //@{
41 };
42 //@}
43
44 #define IS_MARKER(x) (((x) & ~0xFF) == VC1_CODE_RES0)
45
46 /** Available Profiles */
47 //@{
53 };
54 //@}
55
56 /** Find VC-1 marker in buffer
57 * @return position where next marker starts or end of buffer if no marker found
58 */
60 {
62 uint32_t mrk = 0xFFFFFFFF;
66 }
67 return end;
68 }
69
71 {
73
75 for (dsize = 0; dsize <
size; dsize++)
78 }
81 dst[dsize++] =
src[1];
84 } else
86 }
87 return dsize;
88 }
89
90 #endif /* AVCODEC_VC1_COMMON_H */