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Viewing changes to libmpdemux/cdinfo.c

  • Committer: William Grant
  • Date: 2007-02-03 03:16:07 UTC
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: william.grant@ubuntu.org.au-20070203031607-08gc2ompbz6spt9i
Update to 1.0rc1.

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libmpdemux/cdinfo.c
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/*
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 * CD Info 
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 * by Bertrand Baudet <bertrand_baudet@yahoo.com>
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 * (C) 2002, MPlayer team.
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*/
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#include "config.h"
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#if defined(HAVE_CDDA) 
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "cdd.h"
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/*******************************************************************************************************************
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 *
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 * xmcd parser, cd info list
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 *
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 *******************************************************************************************************************/
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cd_info_t*
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cd_info_new() {
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        cd_info_t *cd_info = NULL;
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        cd_info = (cd_info_t*)malloc(sizeof(cd_info_t));
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        if( cd_info==NULL ) {
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                mp_msg(MSGT_DEMUX, MSGL_ERR, MSGTR_MemAllocFailed);
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                return NULL;
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        }
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        memset(cd_info, 0, sizeof(cd_info_t));
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        return cd_info;
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}
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void
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cd_info_free(cd_info_t *cd_info) {
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        cd_track_t *cd_track, *cd_track_next;
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        if( cd_info==NULL ) return;
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        if( cd_info->artist!=NULL ) free(cd_info->artist);
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        if( cd_info->album!=NULL ) free(cd_info->album);
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        if( cd_info->genre!=NULL ) free(cd_info->genre);
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        cd_track_next = cd_info->first;
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        while( cd_track_next!=NULL ) {
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                cd_track = cd_track_next;
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                cd_track_next = cd_track->next;
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                if( cd_track->name!=NULL ) free(cd_track->name);
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                free(cd_track);
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        }
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}
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cd_track_t*
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cd_info_add_track(cd_info_t *cd_info, char *track_name, unsigned int track_nb, unsigned int min, unsigned int sec, unsigned int msec, unsigned long frame_begin, unsigned long frame_length) {
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        cd_track_t *cd_track;
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        if( cd_info==NULL || track_name==NULL ) return NULL;
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        cd_track = (cd_track_t*)malloc(sizeof(cd_track_t));
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        if( cd_track==NULL ) {
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                mp_msg(MSGT_DEMUX, MSGL_ERR, MSGTR_MemAllocFailed);
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                return NULL;
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        }
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        memset(cd_track, 0, sizeof(cd_track_t));
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        cd_track->name = (char*)malloc(strlen(track_name)+1);
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        if( cd_track->name==NULL ) {
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                mp_msg(MSGT_DEMUX, MSGL_ERR, MSGTR_MemAllocFailed);
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                free(cd_track);
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                return NULL;
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        }
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        strcpy(cd_track->name, track_name);
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        cd_track->track_nb = track_nb;
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        cd_track->min = min;
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        cd_track->sec = sec;
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        cd_track->msec = msec;
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        cd_track->frame_begin = frame_begin;
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        cd_track->frame_length = frame_length;
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        if( cd_info->first==NULL ) {
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                cd_info->first = cd_track;
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        }
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        if( cd_info->last!=NULL ) {
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                cd_info->last->next = cd_track;
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        }
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        cd_track->prev = cd_info->last;
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        cd_info->last = cd_track;
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        cd_info->current = cd_track;
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        cd_info->nb_tracks++;
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        return cd_track;
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}
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cd_track_t*
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cd_info_get_track(cd_info_t *cd_info, unsigned int track_nb) {
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        cd_track_t *cd_track=NULL;
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        if( cd_info==NULL ) return NULL;
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        cd_track = cd_info->first;
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        while( cd_track!=NULL ) {
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                if( cd_track->track_nb==track_nb ) {
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                        return cd_track;
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                }
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                cd_track = cd_track->next;
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        }
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        return NULL;
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}
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void
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cd_info_debug(cd_info_t *cd_info) {
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        cd_track_t *current_track;
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        printf("================ CD INFO === start =========\n");
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        if( cd_info==NULL ) {
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                printf("cd_info is NULL\n");
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                return;
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        }
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        printf(" artist=[%s]\n", cd_info->artist);
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        printf(" album=[%s]\n", cd_info->album);
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        printf(" genre=[%s]\n", cd_info->genre);
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        printf(" nb_tracks=%d\n", cd_info->nb_tracks);
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        printf(" length= %2d:%02d.%02d\n", cd_info->min, cd_info->sec, cd_info->msec);
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        current_track = cd_info->first;
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        while( current_track!=NULL ) {
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                printf("  #%2d %2d:%02d.%02d @ %7ld\t[%s] \n", current_track->track_nb, current_track->min, current_track->sec, current_track->msec, current_track->frame_begin, current_track->name);
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                current_track = current_track->next;
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        }
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        printf("================ CD INFO ===  end  =========\n");
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}
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#endif