static int seek(stream_t* s,off_t newpos) { cdda_priv* p = (cdda_priv*)s->priv; cd_track_t *cd_track; int sec; int current_track=0, seeked_track=0; int seek_to_track = 0; int i; s->pos = newpos; sec = s->pos/CD_FRAMESIZE_RAW; if (s->pos < 0 || sec > p->end_sector) { s->eof = 1; return 0; } //printf("pos: %d, sec: %d ## %d\n", (int)s->pos, (int)sec, CD_FRAMESIZE_RAW); //printf("sector: %d new: %d\n", p->sector, sec ); for(i=0;i<p->cd->tracks;i++){ // printf("trk #%d: %d .. %d\n",i,p->cd->disc_toc[i].dwStartSector,p->cd->disc_toc[i+1].dwStartSector); if( p->sector>=p->cd->disc_toc[i].dwStartSector && p->sector<p->cd->disc_toc[i+1].dwStartSector ) { current_track = i; } if( sec>=p->cd->disc_toc[i].dwStartSector && sec<p->cd->disc_toc[i+1].dwStartSector ) { seeked_track = i; seek_to_track = sec == p->cd->disc_toc[i].dwStartSector; } } //printf("current: %d, seeked: %d\n", current_track, seeked_track); if (current_track != seeked_track && !seek_to_track) { //printf("Track %d, sector=%d\n", seeked_track, sec); cd_track = cd_info_get_track(p->cd_info, seeked_track+1); if( cd_track!=NULL ) { mp_msg(MSGT_SEEK, MSGL_INFO, "\n%s\n", cd_track->name); mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CDDA_TRACK=%d\n", cd_track->track_nb); } } #if 0 if(sec < p->start_sector) sec = p->start_sector; else if(sec > p->end_sector) sec = p->end_sector; #endif p->sector = sec; // s->pos = sec*CD_FRAMESIZE_RAW; //printf("seek: %d, sec: %d\n", (int)s->pos, sec); paranoia_seek(p->cdp,sec,SEEK_SET); return 1; }
static void cdparanoia_callback(long inpos, int function) { #else static void cdparanoia_callback(long int inpos, paranoia_cb_mode_t function) { #endif } static int fill_buffer(stream_t* s, char* buffer, int max_len) { cdda_priv* p = (cdda_priv*)s->priv; cd_track_t *cd_track; int16_t * buf; int i; buf = paranoia_read(p->cdp,cdparanoia_callback); if (!buf) return 0; #ifdef WORDS_BIGENDIAN for(i=0;i<CD_FRAMESIZE_RAW/2;i++) buf[i]=le2me_16(buf[i]); #endif p->sector++; s->pos = p->sector*CD_FRAMESIZE_RAW; memcpy(buffer,buf,CD_FRAMESIZE_RAW); if((p->sector < p->start_sector) || (p->sector >= p->end_sector)) { s->eof = 1; return 0; } for(i=0;i<p->cd->tracks;i++){ if(p->cd->disc_toc[i].dwStartSector==p->sector-1) { cd_track = cd_info_get_track(p->cd_info, i+1); //printf("Track %d, sector=%d\n", i, p->sector-1); if( cd_track!=NULL ) { mp_msg(MSGT_SEEK, MSGL_INFO, "\n%s\n", cd_track->name); mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CDDA_TRACK=%d\n", cd_track->track_nb); } break; } } return CD_FRAMESIZE_RAW; }