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| author | Wim Taymans <wim.taymans@gmail.com> | 2006-03-13 10:32:26 +0000 |
|---|---|---|
| committer | Wim Taymans <wim.taymans@gmail.com> | 2006-03-13 10:32:26 +0000 |
| commit | b69033434f72704e8309eac422f8da39e283f2e4 (patch) | |
| tree | d3a7ed9bbc57ac000aec12d9c0e253f1cd7ba39d /docs/design/part-gstbin.txt | |
| parent | ff2e4288eddcfe0ff84d1c464f73fe3256e4cbaf (diff) | |
docs/design/: Documentation updates.
Original commit message from CVS:
* docs/design/draft-klass.txt:
* docs/design/part-clocks.txt:
* docs/design/part-events.txt:
* docs/design/part-gstbin.txt:
* docs/design/part-gstpipeline.txt:
* docs/design/part-messages.txt:
* docs/design/part-negotiation.txt:
* docs/design/part-overview.txt:
* docs/design/part-preroll.txt:
* docs/design/part-seeking.txt:
* docs/design/part-states.txt:
* docs/design/part-streams.txt:
Documentation updates.
Diffstat (limited to 'docs/design/part-gstbin.txt')
| -rw-r--r-- | docs/design/part-gstbin.txt | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/docs/design/part-gstbin.txt b/docs/design/part-gstbin.txt index 8c8cbe0f34..3ba0e57cfd 100644 --- a/docs/design/part-gstbin.txt +++ b/docs/design/part-gstbin.txt @@ -59,11 +59,7 @@ part-states.txt. The application can retrieve the external GstBus and integrate it in the mainloop or it can just _pop() messages off in its own thread. -When a bin goes from READY into NULL state, it will set its bus to flushing, -ie. the bus will drop all existing and new messages on the bus. This is -necessary because bus messages hold references to the bin or its elements, -so there are circular references that need to be broken if one ever wants -to be able to destroy the bin properly. +When a bin goes to READY it will clear all cached messages. EOS @@ -83,12 +79,16 @@ to PLAYING again. SEGMENT_START/DONE ------------------ -* not implemented. - A bin collects SEGMENT_START messages but does not post them to the application. It counts the number of SEGMENT_START messages and posts a SEGMENT_STOP message to the application when an equal number of SEGMENT_STOP messages where received. +The cached SEGMENT_START/STOP messages are cleared when going to READY. + + +DURATION +-------- + Subclassing ----------- @@ -97,3 +97,6 @@ Subclasses of GstBin are free to implement their own add/remove implementations. It is a good idea to update the GList of children so that the _iterate() functions can still be used if the custom bin allows acces to its children. +Any bin subclass can also implement a custom message handler by overriding the +default message handler. + |