From: Simon Eugster <simon.eu@gm...> - 2010-11-26 06:13:25
2010/7/19 Dan Dennedy <dan@...>:
> On Sun, Jul 18, 2010 at 11:57 AM, Simon Eugster <simon.eu@...> wrote:
>> I just wonder whether there is an easy way to access audio raw data.
>> Any hint/idea?
> Anywhere you have a mlt_frame you can get the uncompressed audio for
> the duration of that frame by calling mlt_frame_get_audio().
> One place that may apply for VU meters is in that frame show callback.
So this is finally working (although not because of mine) :)
Still, one question. If I want to show dB values, how do I calculate
them? Can I assume 0 dB to be at the highest possible number of
int16_t (S0), and then calculate the dB of a signal S1 with
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