FFmpeg
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
formats.c
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2007 Bobby Bingham
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavfilter/formats.c"
22 
23 #undef printf
24 
25 int main(void)
26 {
27  const int64_t *cl;
28  char buf[512];
29  int i;
30  const char *teststrings[] ={
31  "blah",
32  "1",
33  "2",
34  "-1",
35  "60",
36  "65",
37  "1c",
38  "2c",
39  "-1c",
40  "60c",
41  "65c",
42  "5.1",
43  "stereo",
44  "1+1+1+1",
45  "1c+1c+1c+1c",
46  "2c+1c",
47  "0x3",
48  };
49 
50  for (cl = avfilter_all_channel_layouts; *cl != -1; cl++) {
51  av_get_channel_layout_string(buf, sizeof(buf), -1, *cl);
52  printf("%s\n", buf);
53  }
54 
55  for ( i = 0; i<FF_ARRAY_ELEMS(teststrings); i++) {
56  int64_t layout = -1;
57  int count = -1;
58  int ret;
59  ret = ff_parse_channel_layout(&layout, &count, teststrings[i], NULL);
60 
61  printf ("%d = ff_parse_channel_layout(%016"PRIX64", %2d, %s);\n", ret ? -1 : 0, layout, count, teststrings[i]);
62  }
63 
64  return 0;
65 }
#define NULL
Definition: coverity.c:32
const int64_t avfilter_all_channel_layouts[]
Definition: formats.c:372
int ff_parse_channel_layout(int64_t *ret, int *nret, const char *arg, void *log_ctx)
Parse a channel layout or a corresponding integer representation.
Definition: formats.c:662
GLsizei count
Definition: opengl_enc.c:109
#define FF_ARRAY_ELEMS(a)
void av_get_channel_layout_string(char *buf, int buf_size, int nb_channels, uint64_t channel_layout)
Return a description of a channel layout.
void * buf
Definition: avisynth_c.h:690
int main(void)
Definition: formats.c:25
uint64_t layout