推荐回答(5个)
一般不推荐改。原来怎么样就怎么样,本身MP3文件已经经过一次压缩,再改,他会再次压缩,比如在原来已经是瘸子的情况下,在一次砍掉双手,
有些人以为我原本是128比特的,改成256比特或者更高的音质有提升,这个完全是错误的概念,答案同上,比如你是通过CD抓轨下来的WAV,这时转成MP3,他会通过算法理论上把人耳无法识别的信号去掉(其实听感上差别很大),从而达到压缩体积,并且这些去掉的信号是不可逆的,也就是你转了MP3之后想还原成WAV,能转,但是音质确实停留在MP3的层面上的,有些人又会以为明明3M-10M大小的文件转成WAV也是30M左右啊...其实增加的那些内容可以理解为空白内容,有时还会变成反效果,
即使高比特的MP3例如320比特的文件,转成128比特也是完全不推荐,音质损失还是很严重的
下个能转换音频文件的转换器,当你选择转换音频的时候,打开里面的高级设置,扩展名:MP3,编码格式:MP3,采样率:44.1KHZ。比特率:由你来决定,有:40
,128,192,320KB。比特率越高音质越好,文件的体积也越大。我推荐你用
波波虎视频转换器
简单又好用。
改比特率没有什么意义.除非你是直接从CD碟上面抓轨成MP3格式,那么码率可以在抓轨时更改.但是如果是现成的MP3文件,那么更改它的码率就没有任何意义了,就算你是把192K的MP3文件转成了320K,但是它的音质还是只能损失而不能提高.总之,现成的MP3文件仅改变码率,是只能降低音质而不是提升音质的.
改变比特率没用的,比特率是影响音质的,和mp3的有没有声音没关系
WaveCN
v2.0.0.5
正式版
http://www.wavecn.com/
WaveCN是免费的录音软件,支持音频编辑和音频效果处理,主要功能特性包括:
*
强大而灵活的录音功能;
*
支持WAV、Ogg、MP3、WMA等文件格式;
*
可对音频数据进行剪切、复制、粘贴等十数种编辑操作;
*
多种音频处理特效;
*
完全免费,无任何使用限制!
欲了解更多关于WaveCN的信息,请通过页面顶端的导航栏浏览你需要的内容。
(6.6MB安装文件)
全能音频转换通
记住名字随便一搜索就有了,是免费软件,绿色的!转换速度超快.支持格式全.能改变比特率.
或者用这个
Power
MP3
WMA
Converter
2006
V3.4.2.0
汉化版
http://www.nushou.com/soft/Power_MP3_WMA_Converter.html
Power
MP3
WMA
Converter
被设计为转换
MP3
WMA
WAV
OGG
APE
音频文件从一种格式到其他格式。
Power
MP3
WMA
Converter
也能抓取
CD
音轨为
MP3
WMA
WAV
OGG
APE
音频文件。新发行的
Power
MP3
WMA
Converter
2006
现在可以直接烧录
MP3
WMA
WAV
OGG
APE
文件到CD
。使用
Power
MP3
WMA
Converter,你可以在MP3
WMA
WAV
OGG
APE
音频格式之间相互转换,你也可以更改
MP3
WMA
OGG
APE
音频文件的比
特率。
Power
MP3
WMA
Converter
可以合并几个音频文件为一个。Power
MP3
WMA
Converter
的其他功能,
例如更改标签信息,自动重命名标签信息等也非常有
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