Added remark, that quality can't be increased.

Added a remark, that quality can't be increased over the quality of the original file.
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Nicko98 2021-02-05 01:09:51 +01:00 committed by GitHub
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@ -75,13 +75,13 @@ __Note:__ At least one of the above must be exist. The code must also match the
* The default mode is **chaptered**
* If you want a mp3 file per chapter do not use the **--single** option.
* A m3u playlist file will also be created in this instance in the case of **default** chaptered output.
* **--level** has to be in range 0-9, where 9 is fastest and 0 is highest quality.
* **--level** has to be in range 0-9, where 9 is fastest and 0 is highest quality. Please note: The quality can **never** become higher than the qualitiy of the original aax file!
### Ogg/Opus Encoding
* Can be done by using the **-o** or **--opus** command line switches
* The default mode is **chaptered**
* Opus coded files are stored in the ogg container format for better compatibility.
* **--level** has to be in range 0-10, where 0 is fastest and 10 is highest quality.
* **--level** has to be in range 0-10, where 0 is fastest and 10 is highest quality. Please note: The quality can **never** become higher than the qualitiy of the original aax file!
### AAC Encoding
* Can be done by using the **-a** or **--aac** command line switches
@ -95,7 +95,7 @@ __Note:__ At least one of the above must be exist. The code must also match the
* The default mode is **single**
* FLAC is an open format with royalty-free licensing
* This will only produce 1 audio file as output. If you want a flac file per chapter do use **-c** or **--chaptered**.
* **--level** has to be in range 0-12, where 0 is fastest and 12 is highest compression.
* **--level** has to be in range 0-12, where 0 is fastest and 12 is highest compression. Since flac is lossless, the quality always remains the same.
### M4A and M4B Containers
* These containers were created by Apple Inc. They were meant to be the successor to mp3.