diff options
author | Nicolas George <nicolas.george@normalesup.org> | 2013-02-13 22:15:45 +0400 |
---|---|---|
committer | Nicolas George <nicolas.george@normalesup.org> | 2013-02-24 16:12:46 +0400 |
commit | b92c7a8f4b55f15dd05130f24b9300c42a806655 (patch) | |
tree | 0d8292cdb70694db335b29765b0a0a1350be8b7a | |
parent | 33796645dc35511ff7419b96535ad05dd73ffde8 (diff) |
tools: add seek_print.
Useful for testing seek implementations.
-rw-r--r-- | .gitignore | 1 | ||||
-rw-r--r-- | libavformat/Makefile | 1 | ||||
-rw-r--r-- | tools/seek_print.c | 107 |
3 files changed, 109 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore index 48dad7beda..9b935c7c4d 100644 --- a/.gitignore +++ b/.gitignore @@ -67,3 +67,4 @@ /tools/probetest /tools/qt-faststart /tools/trasher +/tools/seek_print diff --git a/libavformat/Makefile b/libavformat/Makefile index 0f2e5dffc1..44456eab64 100644 --- a/libavformat/Makefile +++ b/libavformat/Makefile @@ -449,3 +449,4 @@ TOOLS = aviocat \ ismindex \ pktdumper \ probetest \ + seek_print \ diff --git a/tools/seek_print.c b/tools/seek_print.c new file mode 100644 index 0000000000..a99a0ad832 --- /dev/null +++ b/tools/seek_print.c @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2013 Nicolas George + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with FFmpeg; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <unistd.h> + +#include "config.h" +#if HAVE_UNISTD_H +#include <unistd.h> /* getopt */ +#endif + +#include "libavformat/avformat.h" +#include "libavutil/timestamp.h" + +#if !HAVE_GETOPT +#include "compat/getopt.c" +#endif + +static void usage(int ret) +{ + fprintf(ret ? stderr : stdout, + "Usage: seek_print file [command ...]\n" + "Commands:\n" + " read\n" + " seek:stream:min_ts:ts:max_ts:flags\n" + ); + exit(ret); +} + +int main(int argc, char **argv) +{ + int opt, ret, stream, flags; + const char *filename; + AVFormatContext *avf = NULL; + int64_t min_ts, max_ts, ts; + AVPacket packet; + + while ((opt = getopt(argc, argv, "h")) != -1) { + switch (opt) { + case 'h': + usage(0); + default: + usage(1); + } + } + argc -= optind; + argv += optind; + if (!argc) + usage(1); + filename = *argv; + argv++; + argc--; + + av_register_all(); + if ((ret = avformat_open_input(&avf, filename, NULL, NULL)) < 0) { + fprintf(stderr, "%s: %s\n", filename, av_err2str(ret)); + return 1; + } + if ((ret = avformat_find_stream_info(avf, NULL)) < 0) { + fprintf(stderr, "%s: could not find codec parameters: %s\n", filename, + av_err2str(ret)); + return 1; + } + + for (; argc; argc--, argv++) { + if (!strcmp(*argv, "read")) { + ret = av_read_frame(avf, &packet); + if (ret < 0) { + printf("read: %d (%s)\n", ret, av_err2str(ret)); + } else { + AVRational *tb = &avf->streams[packet.stream_index]->time_base; + printf("read: %d size=%d stream=%d dts=%s (%s) pts=%s (%s)\n", + ret, packet.size, packet.stream_index, + av_ts2str(packet.dts), av_ts2timestr(packet.dts, tb), + av_ts2str(packet.pts), av_ts2timestr(packet.pts, tb)); + av_free_packet(&packet); + } + } else if (sscanf(*argv, "seek:%i:%"PRIi64":%"PRIi64":%"PRIi64":%i", + &stream, &min_ts, &ts, &max_ts, &flags) == 5) { + ret = avformat_seek_file(avf, stream, min_ts, ts, max_ts, flags); + printf("seek: %d (%s)\n", ret, av_err2str(ret)); + } else { + fprintf(stderr, "'%s': unknown command\n", *argv); + return 1; + } + } + + avformat_close_input(&avf); + + return 0; +} |