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gstreamer/docs/random/ensonic/dynlink.txt

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docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
$Id$
Currently its only save to link/unlink elements/pad when pipeline is in READY.
= current api =
gboolean gst_element_link (GstElement *src, GstElement *dest);
void gst_element_unlink (GstElement *src, GstElement *dest);
gst_element_link_many, gst_element_unlink_many, gst_element_link_filtered,
gst_element_link_pads, gst_element_unlink_pads, gst_element_link_pads_filtered
GstPadLinkReturn gst_pad_link (GstPad *srcpad, GstPad *sinkpad);
gboolean gst_pad_unlink (GstPad *srcpad, GstPad *sinkpad);
= use cases =
== inserting an element ==
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
* we have: e1 ! e4
* we want: e1 ! e2 ! e3 ! e4
* we want: e1 ! e2 ! e4
docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
gst_element_insert_linked(e1, e2, e3, e4); // e2 == e3 allowed
gst_pads_insert_link (e1.src, e2.sink, e3.src, e4.sink);
disconnect e1.src, e1.src.peer
disconnect e4.sink, e4.sink.peer
docs/random/ensonic/: Save my thoughts. Original commit message from CVS: * docs/random/ensonic/audiobaseclasses.txt: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/profiling.txt: Save my thoughts. * docs/random/moving-plugins: Add note to use g_assert type macros.
2007-07-20 07:26:39 +00:00
connect e1.src, e2.sink
connect e3.src, e4.sink
docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
== removing an element ==
* we have: e1 ! e2 ! e3
* we want: e1 ! e3
gst_element_remove_linked(e2);
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
gst_pads_remove_link (e1.src, e3.sink);
disconnect e1.src, e1.src.peer
docs/random/ensonic/: Save my thoughts. Original commit message from CVS: * docs/random/ensonic/audiobaseclasses.txt: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/profiling.txt: Save my thoughts. * docs/random/moving-plugins: Add note to use g_assert type macros.
2007-07-20 07:26:39 +00:00
disconnect e3.sink, e3.sink.peer
connect e1.src, e3.sink
docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
== swapping out an elelment ==
docs/random/ensonic/: Save my thoughts. Original commit message from CVS: * docs/random/ensonic/audiobaseclasses.txt: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/profiling.txt: Save my thoughts. * docs/random/moving-plugins: Add note to use g_assert type macros.
2007-07-20 07:26:39 +00:00
* we have: e1 ! e2 ! e6
* we have: e1 ! e2 ! e3 ! e6
* we want: e1 ! e4 ! e5 ! e6
* we want: e1 ! e3 ! e6
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
docs/random/ensonic/: Save my thoughts. Original commit message from CVS: * docs/random/ensonic/audiobaseclasses.txt: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/profiling.txt: Save my thoughts. * docs/random/moving-plugins: Add note to use g_assert type macros.
2007-07-20 07:26:39 +00:00
gst_element_swap_linked(e1, e4, e5, e6);
gst_pads_insert_link (e1.src, e4.sink, e5.src, e6.sink);
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
disconnect e1.src, e1.src.peer (=e2.sink)
docs/random/ensonic/: Save my thoughts. Original commit message from CVS: * docs/random/ensonic/audiobaseclasses.txt: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/profiling.txt: Save my thoughts. * docs/random/moving-plugins: Add note to use g_assert type macros.
2007-07-20 07:26:39 +00:00
disconnect e6.sink, e6.sink.peer
connect e1.src, e4.sink
connect e5.src, e6.sink
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
= thoughts =
* I don't think we need api for pads
* Should current api check for the state?
docs/random/ensonic/dynlink.txt: More work on proposal for new core api. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: More work on proposal for new core api. * docs/libs/gstreamer-libs-sections.txt: * libs/gst/base/gstbasetransform.h: API: GST_BASE_TRANSFORM_LOCK/UNLOCK added * libs/gst/controller/gstcontroller.c: (on_object_controlled_property_changed), (gst_controller_sync_values), (gst_controller_set_interpolation_mode): * libs/gst/controller/gstcontroller.h: Less verbose logging add docs for unimplemented parts and correctly return when using unavailable parts.
2007-04-02 14:48:12 +00:00
* do we want to swapp multiple elements at once
docs/random/ensonic/: Possible dynamic reconnection api, plus some type fixes the other two docs. Original commit message from CVS: * docs/random/ensonic/dynlink.txt: * docs/random/ensonic/interfaces.txt: * docs/random/ensonic/receipies.txt: Possible dynamic reconnection api, plus some type fixes the other two docs.
2007-02-13 14:52:47 +00:00
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