mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-01-17 21:06:17 +00:00
Code Issues 1 Projects Releases Wiki Activity

docs: fix some typos in the bufferpool draft

Browse source
This commit is contained in:
Tim-Philipp Müller 2011-02-10 13:46:08 +00:00
parent 2d37f06ce8
commit 166be8d7f1
1 changed files with 7 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
docs/design/draft-bufferpool.txt
View file

@ -78,7 +78,7 @@ GstBufferPool
returned to the pool. returned to the pool.
The default implementation of the bufferpool is able to allocate buffers The default implementation of the bufferpool is able to allocate buffers
from main memmory with arbirary alignment and padding/prefix. from main memory with arbitrary alignment and padding/prefix.
Custom implementations of the bufferpool can override the allocation and Custom implementations of the bufferpool can override the allocation and
free algorithms of the buffers from the pool. This should allow for free algorithms of the buffers from the pool. This should allow for
@ -102,7 +102,7 @@ GstPad
This function should return a bufferpool object with the This function should return a bufferpool object with the
GstBufferPoolConfig set to the desired parameters of the buffers that will be GstBufferPoolConfig set to the desired parameters of the buffers that will be
handled by the given pad. This function can only be called on a sinkpad and handled by the given pad. This function can only be called on a sinkpad and
will usualy be called by the peer srcpad with the convenience method: will usually be called by the peer srcpad with the convenience method:
GstBufferPool * gst_pad_peer_query_bufferpool (GstPad * pad); GstBufferPool * gst_pad_peer_query_bufferpool (GstPad * pad);
@ -220,8 +220,8 @@ of a caps change), alignment or number of buffers.
need to create a new bufferpool for the new configuration while we let the need to create a new bufferpool for the new configuration while we let the
old pool drain. old pool drain.
Implementations can choose to reuse the same bufferpool object and wait for the Implementations can choose to reuse the same bufferpool object and wait for
drain to finish before reconfiguring the pool. the drain to finish before reconfiguring the pool.
The element that wants to renegotiate a new bufferpool uses exactly the same The element that wants to renegotiate a new bufferpool uses exactly the same
algorithm as when it first started. algorithm as when it first started.
@ -238,8 +238,8 @@ of a caps change), alignment or number of buffers.
caps. caps.
A RECONFIGURE event tags each pad it travels on as needing reconfiguration. A RECONFIGURE event tags each pad it travels on as needing reconfiguration.
The next buffer allocation will then require the renegotiation or reconfiguration The next buffer allocation will then require the renegotiation or
of a pool. reconfiguration of a pool.
If downstream has specified a RENEGOTIATE flag, it must be prepared to If downstream has specified a RENEGOTIATE flag, it must be prepared to
received NOT_NEGOTIATED results when allocating buffers, which instructs received NOT_NEGOTIATED results when allocating buffers, which instructs
@ -337,7 +337,7 @@ Use cases
3 frames, the next call to gst_buffer_pool_acquire_buffer() will block 3 frames, the next call to gst_buffer_pool_acquire_buffer() will block
(assuming the GST_BUFFER_POOL_FLAG_WAIT is specified). (assuming the GST_BUFFER_POOL_FLAG_WAIT is specified).
When the queues pushes out buffers and the sink has rendered them, the When the queue has pushed out a buffer and the sink has rendered it, the
refcount of the buffer reaches 0 and the buffer is recycled in the pool. refcount of the buffer reaches 0 and the buffer is recycled in the pool.
This will wake up the videotestsrc that was blocked, waiting for more This will wake up the videotestsrc that was blocked, waiting for more
buffers and will make it produce the next buffer. buffers and will make it produce the next buffer.