BufferPool.acquireBuffer

gst.types.FlowReturn acquireBuffer(out gst.buffer.Buffer buffer, gst.types.BufferPoolAcquireParams params)

Acquires a buffer from pool. buffer should point to a memory location that can hold a pointer to the new buffer. When the pool is empty, this function will by default block until a buffer is released into the pool again or when the pool is set to flushing or deactivated.

params can contain optional parameters to influence the allocation.

Parameters

`buffer`	a location for a #GstBuffer
`params`	parameters.

Returns

a #GstFlowReturn such as [gst.types.FlowReturn.Flushing] when the pool is

inactive.