1 /*
2 * Copyright (c) 2003 Fabrice Bellard
3 * Copyright (c) 2007 Michael Niedermayer
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include <stdint.h>
23 #include <stdlib.h>
24 #include <stdio.h>
25 #include <string.h>
26
30
32
34 {
35 switch (v) {
37 case AVERROR(EIO):
return "-EIO";
38 case AVERROR(ENOMEM):
return "-ENOMEM";
39 case AVERROR(EINVAL):
return "-EINVAL";
40 default:
43 }
44 }
45
47 {
49 strcpy(buffer, " NOPTS ");
50 return;
51 }
53 snprintf(buffer, 60,
"%c%"PRId64
".%06"PRId64
"", ts<0 ?
'-' :
' ',
FFABS(ts)/1000000,
FFABS(ts)%1000000);
54 }
55
56 int main(
int argc,
char **argv)
57 {
58 const char *filename;
60 int i,
ret, stream_id;
61 int j;
62 int64_t timestamp;
65 int firstback=0;
66 int frame_count = 1;
68
69 for(i=2; i<argc; i+=2){
70 if (!strcmp(argv[i], "-seekforw")){
71 seekfirst = atoi(argv[i+1]);
72 } else if(!strcmp(argv[i], "-seekback")){
73 seekfirst = atoi(argv[i+1]);
74 firstback = 1;
75 } else if(!strcmp(argv[i], "-frames")){
76 frame_count = atoi(argv[i+1]);
77 } else if(!strcmp(argv[i], "-duration")){
78 duration = atoi(argv[i+1]);
79 } else {
80 argc = 1;
81 }
82 }
83
85 av_dict_set(&format_opts,
"sample_rate",
"22050", 0);
86
87 /* initialize libavcodec, and register all codecs and formats */
89
90 if (argc < 2) {
91 printf("usage: %s input_file\n"
92 "\n", argv[0]);
93 return 1;
94 }
95
96 filename = argv[1];
97
100 if (ret < 0) {
101 fprintf(stderr, "cannot open %s\n", filename);
102 return 1;
103 }
104
106 if (ret < 0) {
107 fprintf(stderr, "%s: could not find codec parameters\n", filename);
108 return 1;
109 }
110
114 }
115 for(i=0; ; i++){
118 char ts_buf[60];
119
120 if(ret>=0){
121 for(j=0; j<frame_count; j++) {
123 if(ret>=0){
124 char dts_buf[60];
128 printf(
"ret:%-10s st:%2d flags:%d dts:%s pts:%s pos:%7" PRId64
" size:%6d",
ret_str(ret), pkt.
stream_index, pkt.
flags, dts_buf, ts_buf, pkt.
pos, pkt.
size);
130 } else
131 printf(
"ret:%s",
ret_str(ret));
// necessary to avoid trailing whitespace
132 printf("\n");
133 }
134 }
135
136 if(i>25) break;
137
140 if(stream_id>=0){
143 }
144 //FIXME fully test the new seek API
147 ts_str(ts_buf, timestamp, stream_id < 0 ? AV_TIME_BASE_Q : st->time_base);
148 printf(
"ret:%-10s st:%2d flags:%d ts:%s\n",
ret_str(ret), stream_id, i&1, ts_buf);
149 }
150
152
153 return 0;
154 }