153     file->start_time = AV_NOPTS_VALUE;  in add_file()
154     file->duration   = AV_NOPTS_VALUE;  in add_file()
155     file->next_dts   = AV_NOPTS_VALUE;  in add_file()
156     file->inpoint    = AV_NOPTS_VALUE;  in add_file()
157     file->outpoint   = AV_NOPTS_VALUE;  in add_file()
158     file->user_duration = AV_NOPTS_VALUE;  in add_file()
317     if (file->user_duration != AV_NOPTS_VALUE)  in get_best_effort_duration()
319     if (file->outpoint != AV_NOPTS_VALUE)  in get_best_effort_duration()
323     if (file->next_dts != AV_NOPTS_VALUE)  in get_best_effort_duration()
325     return AV_NOPTS_VALUE;  in get_best_effort_duration()
357     file->file_start_time = (cat->avf->start_time == AV_NOPTS_VALUE) ? 0 : cat->avf->start_time;  in open_file()
358     file->file_inpoint = (file->inpoint == AV_NOPTS_VALUE) ? file->file_start_time : file->inpoint;  in open_file()
363         if (file->duration != AV_NOPTS_VALUE)  in open_file()
369     if (file->inpoint != AV_NOPTS_VALUE) {  in open_file()
492         if (cat->files[i].start_time == AV_NOPTS_VALUE)  in concat_read_header()
496         if (cat->files[i].user_duration == AV_NOPTS_VALUE) {  in concat_read_header()
497             if (cat->files[i].inpoint == AV_NOPTS_VALUE || cat->files[i].outpoint == AV_NOPTS_VALUE)  in concat_read_header()
563     if (cat->cur_file->outpoint != AV_NOPTS_VALUE && pkt->dts != AV_NOPTS_VALUE) {  in packet_after_outpoint()
621     if (pkt->pts != AV_NOPTS_VALUE)  in concat_read_packet()
623     if (pkt->dts != AV_NOPTS_VALUE)  in concat_read_packet()
641     if (cat->cur_file->duration == AV_NOPTS_VALUE && st->cur_dts != AV_NOPTS_VALUE) {  in concat_read_packet()
643         if (cat->cur_file->next_dts == AV_NOPTS_VALUE || next_dts > cat->cur_file->next_dts) {  in concat_read_packet()