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design: messages: add missing markup and fix grammar issues

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Reynaldo H. Verdejo Pinochet 2016-12-27 12:28:30 -08:00
parent ef2e599250
commit 3b3837aa33
1 changed files with 6 additions and 6 deletions
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markdown/design/messages.md
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@ -3,13 +3,13 @@
Messages are refcounted lightweight objects to signal the application of
pipeline events.
Messages are implemented as a subclass of GstMiniObject with a generic
GstStructure as the content. This allows for writing custom messages
Messages are implemented as a subclass of `GstMiniObject` with a generic
`GstStructure` as the content. This allows for writing custom messages
without requiring an API change while allowing a wide range of different
types of messages.
Messages are posted by objects in the pipeline and are passed to the
application using the GstBus (See also [gstbus](design/gstbus.md)
application using the `GstBus` (See also [gstbus](design/gstbus.md)
and [gstpipeline](design/gstpipeline.md)).
## Message types
@ -29,7 +29,7 @@ some other non fatal event. The pipeline continues streaming after a warning.
**`GST_MESSAGE_INFO`**: An element produced an informational message.
**`GST_MESSAGE_TAG`**: An element decoded metadata about the stream. The
message carries a GstTagList with the tag information.
message carries a `GstTagList` with the tag information.
**`GST_MESSAGE_BUFFERING`**: An element is buffering data and that could
potentially take some time. This message is typically emitted by elements that
@ -74,7 +74,7 @@ element's documentation
**`GST_MESSAGE_SEGMENT_START`**: An element started playback of a new
segment. This message is not forwarded to applications but is used internally
to schedule SEGMENT_DONE messages.
to schedule `SEGMENT_DONE` messages.
**`GST_MESSAGE_SEGMENT_DONE`**: An element or bin completed playback of
a segment. This message is only posted on the bus if a SEGMENT seek is
@ -98,7 +98,7 @@ the state of the pipeline they are in. A typical use case would be an audio
sink that requests the pipeline to pause in order to play a higher priority
stream.
**`GST_MESSAGE_STEP_START`**: A Stepping operation has started.
**`GST_MESSAGE_STEP_START`**: A stepping operation has started.
**`GST_MESSAGE_QOS`**: A buffer was dropped or an element changed its
processing strategy for Quality of Service reasons.