<?xml version="1.0" encoding="UTF-8" ?>
<class name="AudioStreamPlaybackResampled" inherits="AudioStreamPlayback" api_type="core" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
<brief_description>
Playback class used for resampled [AudioStream]s.
</brief_description>
<description>
Playback class used to mix an [AudioStream]'s audio samples to [method AudioServer.get_mix_rate] using cubic interpolation.
</description>
<tutorials>
</tutorials>
<methods>
<method name="_get_stream_sampling_rate" qualifiers="virtual required const">
<return type="float" />
<description>
Returns an [AudioStream]'s sample rate, in Hz. Used to perform resampling.
</description>
</method>
<method name="_mix_resampled" qualifiers="virtual required">
<return type="int" />
<param index="0" name="dst_buffer" type="AudioFrame*" />
<param index="1" name="frame_count" type="int" />
<description>
Called by [method begin_resample] to mix an [AudioStream] to [method AudioServer.get_mix_rate]. Uses [method _get_stream_sampling_rate] as the source sample rate. Returns the number of mixed frames.
</description>
</method>
<method name="begin_resample">
<return type="void" />
<description>
Called when an [AudioStream] is played. Clears the cubic interpolation history and starts mixing by calling [method _mix_resampled].
</description>
</method>
</methods>
</class>