1569             int b_frames = 0;  in select_input_picture()  local
1588                 b_frames = s->max_b_frames;  in select_input_picture()
1589                 while (b_frames && !s->input_picture[b_frames])  in select_input_picture()
1590                     b_frames--;  in select_input_picture()
1609                 b_frames = FFMAX(0, i - 1);  in select_input_picture()
1612                 for (i = 0; i < b_frames + 1; i++) {  in select_input_picture()
1616                 b_frames = estimate_best_b_count(s);  in select_input_picture()
1617                 if (b_frames < 0)  in select_input_picture()
1618                     return b_frames;  in select_input_picture()
1623             for (i = b_frames - 1; i >= 0; i--) {  in select_input_picture()
1626                     b_frames = i;  in select_input_picture()
1628             if (s->input_picture[b_frames]->f->pict_type == AV_PICTURE_TYPE_B &&  in select_input_picture()
1629                 b_frames == s->max_b_frames) {  in select_input_picture()
1634             if (s->picture_in_gop_number + b_frames >= s->gop_size) {  in select_input_picture()
1637                     b_frames = s->gop_size - s->picture_in_gop_number - 1;  in select_input_picture()
1640                         b_frames = 0;  in select_input_picture()
1641                     s->input_picture[b_frames]->f->pict_type = AV_PICTURE_TYPE_I;  in select_input_picture()
1645             if ((s->avctx->flags & AV_CODEC_FLAG_CLOSED_GOP) && b_frames &&  in select_input_picture()
1646                 s->input_picture[b_frames]->f->pict_type == AV_PICTURE_TYPE_I)  in select_input_picture()
1647                 b_frames--;  in select_input_picture()
1649             s->reordered_input_picture[0] = s->input_picture[b_frames];  in select_input_picture()
1654             for (i = 0; i < b_frames; i++) {  in select_input_picture()