昨天写了一个程序,只能解析简单的lrc文件,我有修改了一些源程序,现在可以解析很多格式的lrc文件,并弄好歌词的顺序
/** * create by: w397090770 * Email:wyphao.2007@163.com * create data: 2012.3.27 **/ #include <stdio.h> //for printf,fgets... #include <stdlib.h> //for exit #include <vector> //for vector #include <string.h> //for strlen #include <string> //for string #include <algorithm> //for sort
#define MAXLINE 256
using namespace std; typedef struct Number{ int time;//歌词时间 int line;//所在行 };
static int LINE = 0;//记录歌词所在的行
int LRCPrase(char *str, vector<string> &sentences, vector<Number> &songTime); int strtoint(char *str); int operator<(Number x,Number y);
int main(int argc, char *argv[]){ char buf[MAXLINE]; vector<string> sentences, finalSentence; vector<Number> songTime; FILE *fd; //fd = fopen("李慧珍 - 爱死了昨天.lrc", "r"); //fd = fopen("龙梅子 - 你把爱情给了谁.lrc", "r"); fd = fopen("小虎队 - 再见.lrc", "r"); //fd = fopen("王凝露 - 眼泪的错觉.lrc", "r"); if(fd == NULL){ perror("open file"); exit(1); } //处理歌词 while(fgets(buf, sizeof(buf), fd) != NULL){ LRCPrase(buf, sentences, songTime); } sort(songTime.begin(), songTime.end());//按照时间排序 //printf("%d ", sentences.size()); /*vector<string>::iterator it = sentences.begin(); for(; it != sentences.end(); it++){ //printf("%d ,%d ", (*it).time, (*it).line); printf("%s", (*it).c_str()); }*/ //按时间顺序排序歌词 vector<Number>::iterator it1 = songTime.begin(); for(; it1 != songTime.end(); it1++){ //printf("%d ,%d ", (*it1).time, (*it1).line); finalSentence.push_back(sentences[(*it1).line]); } it1 = songTime.begin(); vector<string>::iterator it = finalSentence.begin(); for(; it1 != songTime.end() && it != finalSentence.end(); it1++, it++){ printf("%d ,%d %s", (*it1).time, (*it1).line, (*it).c_str()); } return 0; }
int LRCPrase(char *str, vector<string> &sentences, vector<Number> &songTime){ if(strlen(str) == 1){//空行 return 0; }else{ char *p, *q, *temp; q = str; //处理时间的 while((p = strchr(q, ""["")) != NULL && (temp = strchr(q, ""]"")) != NULL){ q = p + 1; q[temp - q] = """"; //printf("%s %d ", q); struct Number number; if((number.time = strtoint(q)) < 0){ return 0; } number.line = LINE; songTime.push_back(number); q = temp + 1; } //printf("%s", temp + 1); //截取歌词 p = ++temp; while(*temp != NULL){ temp++; } p[temp - p] = """"; //printf("%s", p); string s(p); sentences.push_back(s); LINE++; return 1; } } //把char转换为int int chartoint(char ch){ return ch - ""0""; }
int strtoint(char *str){//计算时间,微秒 if(isdigit(str[0]) && isdigit(str[1]) && isdigit(str[0]) && isdigit(str[0]) && isdigit(str[0]) && isdigit(str[0])){ int mintue = chartoint(str[0]) * 10 + chartoint(str[1]); int second = chartoint(str[3]) * 10 + chartoint(str[4]); int microsecond = chartoint(str[6]) * 10 + chartoint(str[7]); return (mintue * 60 + second) * 1000 + microsecond * 10; } return -1; } //重载<操作符,用在sort函数比较中 int operator<(Number x,Number y){ return x.time < y.time; }