1/* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19#include "libavcodec/avcodec.h" 20 21int main(void){ 22 void *iter = NULL; 23 const AVCodec *codec = NULL; 24 int ret = 0; 25 26 while (codec = av_codec_iterate(&iter)) { 27 if (av_codec_is_encoder(codec)) { 28 if (codec->type == AVMEDIA_TYPE_AUDIO) { 29 if (!codec->sample_fmts) { 30 av_log(NULL, AV_LOG_FATAL, "Encoder %s is missing the sample_fmts field\n", codec->name); 31 ret = 1; 32 } 33 } 34 } 35 } 36 return ret; 37} 38