avformat: Remove non-compiling and/or silly commented-out printf/av_log statements
[libav.git] / tools / pktdumper.c
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1/*
2 * Copyright (c) 2005 Francois Revol
3 *
2912e87a 4 * This file is part of Libav.
15ea54d5 5 *
2912e87a 6 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 11 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 17 * License along with Libav; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
212ec5fa 21#include "config.h"
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22#include <limits.h>
23#include <fcntl.h>
24#include <stdio.h>
25#include <stdlib.h>
26#include <string.h>
212ec5fa 27#if HAVE_UNISTD_H
0fa04b7f 28#include <unistd.h>
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29#endif
30#if HAVE_IO_H
31#include <io.h>
32#endif
4e81b5f5 33
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34#define FILENAME_BUF_SIZE 4096
35
bcc44873 36#include "libavutil/avstring.h"
896bb0d7 37#include "libavutil/time.h"
3ef61825 38#include "libavformat/avformat.h"
0fa04b7f 39
4e81b5f5 40#define PKTFILESUFF "_%08" PRId64 "_%02d_%010" PRId64 "_%06d_%c.bin"
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41
42static int usage(int ret)
43{
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44 fprintf(stderr, "dump (up to maxpkts) AVPackets as they are demuxed by libavformat.\n");
45 fprintf(stderr, "each packet is dumped in its own file named like `basename file.ext`_$PKTNUM_$STREAMINDEX_$STAMP_$SIZE_$FLAGS.bin\n");
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46 fprintf(stderr, "pktdumper [-nw] file [maxpkts]\n");
47 fprintf(stderr, "-n\twrite No file at all, only demux.\n");
48 fprintf(stderr, "-w\tWait at end of processing instead of quitting.\n");
15b34f63 49 return ret;
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50}
51
52int main(int argc, char **argv)
53{
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54 char fntemplate[FILENAME_BUF_SIZE];
55 char pktfilename[FILENAME_BUF_SIZE];
d830264a 56 AVFormatContext *fctx = NULL;
15b34f63 57 AVPacket pkt;
4e81b5f5 58 int64_t pktnum = 0;
15b34f63 59 int64_t maxpkts = 0;
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60 int donotquit = 0;
61 int nowrite = 0;
15b34f63 62 int err;
115329f1 63
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64 if ((argc > 1) && !strncmp(argv[1], "-", 1)) {
65 if (strchr(argv[1], 'w'))
755bfeab 66 donotquit = 1;
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67 if (strchr(argv[1], 'n'))
68 nowrite = 1;
69 argv++;
70 argc--;
71 }
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72 if (argc < 2)
73 return usage(1);
74 if (argc > 2)
75 maxpkts = atoi(argv[2]);
bcc44873 76 av_strlcpy(fntemplate, argv[1], sizeof(fntemplate));
15b34f63 77 if (strrchr(argv[1], '/'))
bcc44873 78 av_strlcpy(fntemplate, strrchr(argv[1], '/') + 1, sizeof(fntemplate));
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79 if (strrchr(fntemplate, '.'))
80 *strrchr(fntemplate, '.') = '\0';
81 if (strchr(fntemplate, '%')) {
82 fprintf(stderr, "can't use filenames containing '%%'\n");
83 return usage(1);
84 }
372de27d 85 if (strlen(fntemplate) + sizeof(PKTFILESUFF) >= sizeof(fntemplate) - 1) {
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86 fprintf(stderr, "filename too long\n");
87 return usage(1);
88 }
89 strcat(fntemplate, PKTFILESUFF);
90 printf("FNTEMPLATE: '%s'\n", fntemplate);
115329f1 91
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92 // register all file formats
93 av_register_all();
115329f1 94
d830264a 95 err = avformat_open_input(&fctx, argv[1], NULL, NULL);
15b34f63 96 if (err < 0) {
d830264a 97 fprintf(stderr, "cannot open input: error %d\n", err);
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98 return 1;
99 }
115329f1 100
c960e67a 101 err = avformat_find_stream_info(fctx, NULL);
15b34f63 102 if (err < 0) {
c960e67a 103 fprintf(stderr, "avformat_find_stream_info: error %d\n", err);
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104 return 1;
105 }
115329f1 106
15b34f63 107 av_init_packet(&pkt);
115329f1 108
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109 while ((err = av_read_frame(fctx, &pkt)) >= 0) {
110 int fd;
372de27d 111 snprintf(pktfilename, sizeof(pktfilename), fntemplate, pktnum,
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112 pkt.stream_index, pkt.pts, pkt.size,
113 (pkt.flags & AV_PKT_FLAG_KEY) ? 'K' : '_');
114 printf(PKTFILESUFF "\n", pktnum, pkt.stream_index, pkt.pts, pkt.size,
115 (pkt.flags & AV_PKT_FLAG_KEY) ? 'K' : '_');
2d216336 116 if (!nowrite) {
4e81b5f5 117 fd = open(pktfilename, O_WRONLY | O_CREAT, 0644);
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118 err = write(fd, pkt.data, pkt.size);
119 if (err < 0) {
120 fprintf(stderr, "write: error %d\n", err);
121 return 1;
122 }
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123 close(fd);
124 }
92147b6b 125 av_free_packet(&pkt);
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126 pktnum++;
127 if (maxpkts && (pktnum >= maxpkts))
128 break;
129 }
115329f1 130
cd3716b9 131 avformat_close_input(&fctx);
92147b6b 132
755bfeab 133 while (donotquit)
896bb0d7 134 av_usleep(60 * 1000000);
115329f1 135
15b34f63 136 return 0;
0fa04b7f 137}