mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-10 16:18:35 -05:00
61 lines
2.0 KiB
C
61 lines
2.0 KiB
C
|
/*
|
||
|
* Copyright (c) 2011 Reinhard Tartler
|
||
|
*
|
||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
* of this software and associated documentation files (the "Software"), to deal
|
||
|
* in the Software without restriction, including without limitation the rights
|
||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
* copies of the Software, and to permit persons to whom the Software is
|
||
|
* furnished to do so, subject to the following conditions:
|
||
|
*
|
||
|
* The above copyright notice and this permission notice shall be included in
|
||
|
* all copies or substantial portions of the Software.
|
||
|
*
|
||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
* THE SOFTWARE.
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* @file
|
||
|
* Shows how the metadata API can be used in application programs.
|
||
|
* @example metadata.c
|
||
|
*/
|
||
|
|
||
|
#include <stdio.h>
|
||
|
|
||
|
#include <libavformat/avformat.h>
|
||
|
#include <libavutil/dict.h>
|
||
|
|
||
|
int main (int argc, char **argv)
|
||
|
{
|
||
|
AVFormatContext *fmt_ctx = NULL;
|
||
|
AVDictionaryEntry *tag = NULL;
|
||
|
int ret;
|
||
|
|
||
|
if (argc != 2) {
|
||
|
printf("usage: %s <input_file>\n"
|
||
|
"example program to demonstrate the use of the libavformat metadata API.\n"
|
||
|
"\n", argv[0]);
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
if ((ret = avformat_open_input(&fmt_ctx, argv[1], NULL, NULL)))
|
||
|
return ret;
|
||
|
|
||
|
if ((ret = avformat_find_stream_info(fmt_ctx, NULL)) < 0) {
|
||
|
av_log(NULL, AV_LOG_ERROR, "Cannot find stream information\n");
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
while ((tag = av_dict_get(fmt_ctx->metadata, "", tag, AV_DICT_IGNORE_SUFFIX)))
|
||
|
printf("%s=%s\n", tag->key, tag->value);
|
||
|
|
||
|
avformat_close_input(&fmt_ctx);
|
||
|
return 0;
|
||
|
}
|