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请教下aac怎么转mp3? #1

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bengele opened this issue Sep 4, 2017 · 5 comments
Open

请教下aac怎么转mp3? #1

bengele opened this issue Sep 4, 2017 · 5 comments

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@bengele
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bengele commented Sep 4, 2017

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@bengele
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bengele commented Sep 4, 2017

只能用ffmpeg吗?

@mrzhao12
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mrzhao12 commented Sep 6, 2017

可以用ffmpeg的aac转mp3啊,

@mrzhao12
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mrzhao12 commented Sep 6, 2017

其他的,你可以看下我的:http://www.jianshu.com/p/eb376a1e50c7
c语言开源库lame实现pcm转aac,mp3等

@bengele
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bengele commented Sep 7, 2017 via email

@mrzhao12
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mrzhao12 commented Sep 9, 2017

pcm是录音的原始文件,内存大,aac和mp3都是编码的格式,是一种容器,pcm编码后就是mp3或者aac,只是格式不同,faad是结合ffmpeg用的,这个是用lame实现音频格式转换(mp3转aac或pcm)
https://github.com/mrzhao12/-mp3-aac-pcm-
我觉得你用用faad aac转pcm,然后用lame转换成mp3太麻烦重复了,你可以直接aac转mp3,(格式转换用lame),至于你说的faad我还没有接触多少

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