Search found 5 matches

by jerryct
Wed Dec 15, 2010 7:37 pm
Forum: General Feedback and Discussion
Topic: Exporting to 24bit
Replies: 8
Views: 3154

Re: Exporting to 24bit

so to sum it up: i have 24bit integer audio data. when i import these audio data it gets converted to 32bit float. Because 32bit float has only "23bit precision" i get rounding errors when i export to 24bit (i.e. error in the least significant bit). but then the wiki is misleading: "Converting from ...
by jerryct
Wed Dec 15, 2010 5:58 pm
Forum: General Feedback and Discussion
Topic: Exporting to 24bit
Replies: 8
Views: 3154

Re: Exporting to 24bit

the difference is small - as far as i can see is the difference +-1 per sample (but not all samples) But: Why is there a difference when i export to 24bit and reimport the data and export again to 24bit? And why do i not have any problems with 16bit data? As the wiki stated: 32bit float is 24bit + 8...
by jerryct
Wed Dec 15, 2010 1:01 pm
Forum: General Feedback and Discussion
Topic: Exporting to 24bit
Replies: 8
Views: 3154

Exporting to 24bit

Hello, i am trying to setup my audacity for simple editing (cut, delete, paste, trim, format conversion etc. ). While testing my setup i found a strange thing. i made a new project 44100 Hz mono 32-bit float and have generated a sine wave for 1s. 1.) export raw with signed 16-bit 2.) new project and...
by jerryct
Sun Dec 12, 2010 4:44 pm
Forum: Mac OS X
Topic: Exporting 3 time and getting 3 different files
Replies: 2
Views: 608

Re: Exporting 3 time and getting 3 different files

Ah, thank you - that helped.

With your hint i also searched in the audacity wiki for dither and there it is explained in detail.

jerry
by jerryct
Sun Dec 12, 2010 3:20 pm
Forum: Mac OS X
Topic: Exporting 3 time and getting 3 different files
Replies: 2
Views: 608

Exporting 3 time and getting 3 different files

Hello, while i edited some music i had to test whether different programs (xld and audacity) generate the same raw data. But i always got different results. Thus I wanted to systematically analyze the error in my tool chain and first made a test with audacity 1.3.12 alone. 1.) New Projekt with setti...