CMP3AudioTag - 达人(The Log 2006)

2007/10/01 | CMP3AudioTag
类别(计算机与编程) | 评论(0) | 阅读(2) | 发表于 04:53: bool CMP3AudioTag::Read(std::string filename)
{
char header[4] = { 0 };
char title[31] = { 0 };
char artist[31] = { 0 };
char album[31] = { 0 };
char year[5] = { 0 };
char comment[31] = { 0 };
char genre = 0;
int handle = open(filename.c_str(), O_RDONLY);
lseek(handle, -128L, SEEK_END);
read(handle, header, 3);
bool result = false;
if (!stricmp(header, "TAG")) {
    // valid header... this MP3 has an audio tag!
    read(handle, title, 30);      m_Title = title;
    read(handle, artist, 30);     m_Artist = artist;
    read(handle, album, 30);      m_Album = album;
    read(handle, year, 4);        m_Year = year;
    read(handle, comment, 30);    m_Comment = comment;
    read(handle, &genre, 1);
    m_Genre = (MP3_GENRE)genre;
    m_GenreStr = GenreToString(m_Genre);
    result = true;
}
close(handle);
return(result);
}; 0