Lines Matching refs:format_ctx
877 struct AVFormatContext *format_ctx; in extract_audio() local
907 if (NULL == (format_ctx = avformat_alloc_context ())) in extract_audio()
912 format_ctx->pb = io_ctx; in extract_audio()
914 if (0 != avformat_open_input (&format_ctx, "<no file>", NULL, &options)) in extract_audio()
920 if (0 > avformat_find_stream_info (format_ctx, NULL)) in extract_audio()
926 avformat_close_input (&format_ctx); in extract_audio()
933 for (i = 0; i<format_ctx->nb_streams; i++) in extract_audio()
935 codec_ctx = format_ctx->streams[i]->codec; in extract_audio()
959 avformat_close_input (&format_ctx); in extract_audio()
972 avformat_close_input (&format_ctx); in extract_audio()
1001 if (format_ctx->duration == AV_NOPTS_VALUE) in extract_audio()
1011 duration = format_ctx->duration; in extract_audio()
1015 format_ctx->duration); in extract_audio()
1023 err = av_seek_frame (format_ctx, -1, (duration / 3), 0); in extract_audio()
1025 err = av_seek_frame (format_ctx, -1, 10 * AV_TIME_BASE, 0); in extract_audio()
1055 format_ctx, in extract_audio()
1153 avformat_close_input (&format_ctx); in extract_audio()