tests: Move all test programs to a subdirectory
[libav.git] / libavformat / tests / seek.c
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1/*
2 * Copyright (c) 2003 Fabrice Bellard
3 * Copyright (c) 2007 Michael Niedermayer
4 *
2912e87a 5 * This file is part of Libav.
f97b7e66 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 18 * License along with Libav; if not, write to the Free Software
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19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
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21
22#include <stdint.h>
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23#include <stdlib.h>
24#include <stdio.h>
2bc70a76 25#include <string.h>
f97b7e66 26
e2eb0f52 27#include "libavutil/common.h"
0ebcdf5c 28#include "libavutil/mathematics.h"
a6a750c7 29
245976da 30#include "libavformat/avformat.h"
f97b7e66 31
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32static char buffer[20];
33
34static const char *ret_str(int v)
35{
36 switch (v) {
37 case AVERROR_EOF: return "-EOF";
38 case AVERROR(EIO): return "-EIO";
39 case AVERROR(ENOMEM): return "-ENOMEM";
40 case AVERROR(EINVAL): return "-EINVAL";
41 default:
42 snprintf(buffer, sizeof(buffer), "%2d", v);
43 return buffer;
44 }
45}
46
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47static void ts_str(char buffer[60], int64_t ts, AVRational base)
48{
49 double tsval;
50 if (ts == AV_NOPTS_VALUE) {
51 strcpy(buffer, " NOPTS ");
52 return;
53 }
54 tsval = ts * av_q2d(base);
55 snprintf(buffer, 60, "%9f", tsval);
56}
57
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58int main(int argc, char **argv)
59{
60 const char *filename;
c7ff04e2 61 AVFormatContext *ic = NULL;
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62 int i, ret, stream_id;
63 int64_t timestamp;
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64 AVDictionary *format_opts = NULL;
65
66 av_dict_set(&format_opts, "channels", "1", 0);
67 av_dict_set(&format_opts, "sample_rate", "22050", 0);
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68
69 /* initialize libavcodec, and register all codecs and formats */
70 av_register_all();
71
72 if (argc != 2) {
73 printf("usage: %s input_file\n"
74 "\n", argv[0]);
9a5d6c23 75 return 1;
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76 }
77
78 filename = argv[1];
79
d88e9f1c 80 ret = avformat_open_input(&ic, filename, NULL, &format_opts);
c12ef64d 81 av_dict_free(&format_opts);
f97b7e66 82 if (ret < 0) {
755bfeab 83 fprintf(stderr, "cannot open %s\n", filename);
9a5d6c23 84 return 1;
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85 }
86
c960e67a 87 ret = avformat_find_stream_info(ic, NULL);
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88 if (ret < 0) {
89 fprintf(stderr, "%s: could not find codec parameters\n", filename);
9a5d6c23 90 return 1;
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91 }
92
93 for(i=0; ; i++){
a92be9b8 94 AVPacket pkt = { 0 };
e2eb0f52 95 AVStream *av_uninit(st);
2bc70a76 96 char ts_buf[60];
93dd19e0 97
b929eb50 98 if(ret>=0){
716ae7ca 99 ret= av_read_frame(ic, &pkt);
716ae7ca 100 if(ret>=0){
2bc70a76 101 char dts_buf[60];
716ae7ca 102 st= ic->streams[pkt.stream_index];
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103 ts_str(dts_buf, pkt.dts, st->time_base);
104 ts_str(ts_buf, pkt.pts, st->time_base);
105 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);
ce70f28a 106 av_packet_unref(&pkt);
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107 } else
108 printf("ret:%s", ret_str(ret)); // necessary to avoid trailing whitespace
716ae7ca 109 printf("\n");
b929eb50 110 }
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111
112 if(i>25) break;
113
114 stream_id= (i>>1)%(ic->nb_streams+1) - 1;
115 timestamp= (i*19362894167LL) % (4*AV_TIME_BASE) - AV_TIME_BASE;
116 if(stream_id>=0){
117 st= ic->streams[stream_id];
118 timestamp= av_rescale_q(timestamp, AV_TIME_BASE_Q, st->time_base);
119 }
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120 //FIXME fully test the new seek API
121 if(i&1) ret = avformat_seek_file(ic, stream_id, INT64_MIN, timestamp, timestamp, 0);
122 else ret = avformat_seek_file(ic, stream_id, timestamp, timestamp, INT64_MAX, 0);
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123 ts_str(ts_buf, timestamp, stream_id < 0 ? AV_TIME_BASE_Q : st->time_base);
124 printf("ret:%-10s st:%2d flags:%d ts:%s\n", ret_str(ret), stream_id, i&1, ts_buf);
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125 }
126
cd3716b9 127 avformat_close_input(&ic);
c7ff04e2 128
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129 return 0;
130}