250     AVFormatContext * ic;  member
281     ic = 0;  in init()
335     if( ic )  in close()
338         av_close_input_file(ic);  in close()
340         avformat_close_input(&ic);  in close()
343         ic = NULL;  in close()
571     int err = avformat_open_input(&ic, _filename, NULL, NULL);  in open()
573     int err = av_open_input_file(&ic, _filename, NULL, 0, NULL);  in open()
583     avformat_find_stream_info(ic, NULL);  in open()
585     av_find_stream_info(ic);  in open()
592     for(i = 0; i < ic->nb_streams; i++)  in open()
595         AVCodecContext *enc = ic->streams[i]->codec;  in open()
597         AVCodecContext *enc = &ic->streams[i]->codec;  in open()
631             video_st = ic->streams[i];  in open()
668     if( !ic || !video_st )  return false;  in grabFrame()
670     if( ic->streams[video_stream]->nb_frames > 0 &&  in grabFrame()
671         frame_number > ic->streams[video_stream]->nb_frames )  in grabFrame()
681         int ret = av_read_frame(ic, &packet);  in grabFrame()
795         return r2d(ic->streams[video_stream]->time_base);  in getProperty()
831     double sec = (double)ic->duration / (double)AV_TIME_BASE;  in get_duration_sec()
835 …     sec = (double)ic->streams[video_stream]->duration * r2d(ic->streams[video_stream]->time_base);  in get_duration_sec()
840 …     sec = (double)ic->streams[video_stream]->duration * r2d(ic->streams[video_stream]->time_base);  in get_duration_sec()
848     return ic->bit_rate;  in get_bitrate()
854     double fps = r2d(ic->streams[video_stream]->avg_frame_rate);  in get_fps()
856     double fps = r2d(ic->streams[video_stream]->r_frame_rate);  in get_fps()
862         fps = r2d(ic->streams[video_stream]->avg_frame_rate);  in get_fps()
868         fps = 1.0 / r2d(ic->streams[video_stream]->codec->time_base);  in get_fps()
876     int64_t nbf = ic->streams[video_stream]->nb_frames;  in get_total_frames()
893     return (double)(dts - ic->streams[video_stream]->start_time) *  in dts_to_sec()
894         r2d(ic->streams[video_stream]->time_base);  in dts_to_sec()
911         int64_t time_stamp = ic->streams[video_stream]->start_time;  in seek()
912         double  time_base  = r2d(ic->streams[video_stream]->time_base);  in seek()
914 …     if (get_total_frames() > 1) av_seek_frame(ic, video_stream, time_stamp, AVSEEK_FLAG_BACKWARD);  in seek()
915         avcodec_flush_buffers(ic->streams[video_stream]->codec);  in seek()
981                 seek((int64_t)(value*ic->duration));  in setProperty()