Message.newStepStart

gst.message.Message newStepStart(gst.object.ObjectWrap src,  bool  active,  gst.types.Format format,  ulong  amount,  double  rate,  bool  flush,  bool  intermediate)

This message is posted by elements when they accept or activate a new step event for amount in format.

active is set to false when the element accepted the new step event and has queued it for execution in the streaming threads.

active is set to true when the element has activated the step operation and is now ready to start executing the step in the streaming thread. After this message is emitted, the application can queue a new step operation in the element.

Parameters

`src`	The object originating the message.
`active`	if the step is active or queued
`format`	the format of amount
`amount`	the amount of stepped data
`rate`	the rate of the stepped amount
`flush`	is this an flushing step
`intermediate`	is this an intermediate step

Returns

The new step_start message.

MT safe.