void ff_mpeg_flush(AVCodecContext *avctx){ int i; MpegEncContext *s = avctx->priv_data; if(s==NULL || s->picture==NULL) return; for (i = 0; i < MAX_PICTURE_COUNT; i++) ff_mpeg_unref_picture(s, &s->picture[i]); s->current_picture_ptr = s->last_picture_ptr = s->next_picture_ptr = NULL; ff_mpeg_unref_picture(s, &s->current_picture); ff_mpeg_unref_picture(s, &s->last_picture); ff_mpeg_unref_picture(s, &s->next_picture); s->mb_x= s->mb_y= 0; s->parse_context.state= -1; s->parse_context.frame_start_found= 0; s->parse_context.overread= 0; s->parse_context.overread_index= 0; s->parse_context.index= 0; s->parse_context.last_index= 0; s->bitstream_buffer_size=0; s->pp_time=0; }