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Add note that audioecho's reverb sounds metallic

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Add a note to the docs that audioecho's reverb will
sound metallic. This happens because for a real
reverb filter additional filtering is necessary.

Also note which values should be used for the delay
property to get an echo effect.
This commit is contained in:
Sebastian Dröge 2009-01-24 11:53:40 +01:00
parent 093e555473
commit f2524f71d7
1 changed files with 6 additions and 1 deletions
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7
gst/audiofx/audioecho.c
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@ -22,9 +22,14 @@
* SECTION:element-audioecho
*
* <refsect2>
* audioecho adds an echo or reverb effect to an audio stream. The echo
* audioecho adds an echo or (simple) reverb effect to an audio stream. The echo
* delay, intensity and the percentage of feedback can be configured.
* <para>
* For getting an echo effect you have to set the delay to a larger value,
* for example 200ms and more. Everything below will result in a simple
* reverb effect, which results in a slightly metallic sounding.
* </para>
* <para>
* <programlisting>
* gst-launch filesrc location="melo1.ogg" ! audioconvert ! audioecho delay=500000000 intensity=0.6 feedback=0.4 ! audioconvert ! autoaudiosink
* gst-launch filesrc location="melo1.ogg" ! decodebin ! audioconvert ! audioecho delay=50000000 intensity=0.6 feedback=0.4 ! audioconvert ! autoaudiosink