FFmpeg
lcevc_parse.h
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #ifndef AVCODEC_LCEVC_PARSE_H
20 #define AVCODEC_LCEVC_PARSE_H
21 
22 #include <stdint.h>
23 
24 #include "get_bits.h"
25 
26 static inline uint64_t get_mb(GetBitContext *s) {
27  int more, i = 0;
28  uint64_t mb = 0;
29 
30  do {
31  int byte = get_bits(s, 8);
32  unsigned bits = byte & 0x7f;
33  more = byte & 0x80;
34  mb = (mb << 7) | bits;
35  if (++i == 10)
36  break;
37  } while (more);
38 
39  return mb;
40 }
41 
42 #endif /* AVCODEC_LCEVC_PARSE_H */
get_mb
static uint64_t get_mb(GetBitContext *s)
Definition: lcevc_parse.h:26
get_bits
static unsigned int get_bits(GetBitContext *s, int n)
Read 1-25 bits.
Definition: get_bits.h:337
GetBitContext
Definition: get_bits.h:109
s
#define s(width, name)
Definition: cbs_vp9.c:198
bits
uint8_t bits
Definition: vp3data.h:128
get_bits.h
i
#define i(width, name, range_min, range_max)
Definition: cbs_h264.c:63
mb
#define mb(name)
Definition: cbs_lcevc.c:95