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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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insertbin: make it available in the registry
so it could also be used from the gst-parse-launch Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5514>
This commit is contained in:
Alexander Slobodeniuk
parent
d2c9200828
commit
709913b1d2
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@ -52,7 +52,31 @@ Each operation (addition or removal) can take a callback, this callback
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is guaranteed to be called. Unlike GIO, there is no guarantee about where
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this callback will be called from, it could be called before the action
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returns or it could be called later from another thread. The signature of
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this callback GstInsertBinCallback().</doc>
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this callback GstInsertBinCallback().
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Apart from the library API, since 1.24 insertbin can also be found in the
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registry:
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``` C
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GstElement *pipeline, *insertbin, *videoflip;
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gst_init (NULL, NULL);
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pipeline =
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gst_parse_launch ("videotestsrc ! insertbin name=i ! autovideosink",
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NULL);
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...
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insertbin = gst_bin_get_by_name (GST_BIN (pipeline), "i");
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videoflip = gst_element_factory_make ("videoflip", NULL);
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...
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g_object_set (videoflip, "method", 1, NULL);
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g_signal_emit_by_name (insertbin, "append", videoflip, NULL, NULL);
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...
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```</doc>
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<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/insertbin/gstinsertbin.h"/>
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<implements name="Gst.ChildProxy"/>
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<constructor name="new" c:identifier="gst_insert_bin_new" version="1.2">
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@ -33552,6 +33552,152 @@
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"tracers": {},
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"url": "Unknown package origin"
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},
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"insertbin": {
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"description": "insertbin",
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"elements": {
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"insertbin": {
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"author": "Olivier Crete <olivier.crete@collabora.com>",
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"description": "Auto-links filter style elements insertally",
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"hierarchy": [
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"GstInsertBin",
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"GstBin",
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"GstElement",
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"GstObject",
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"GInitiallyUnowned",
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"GObject"
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],
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"interfaces": [
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"GstChildProxy"
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],
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"klass": "Generic/Bin/Filter",
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"pad-templates": {
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"sink": {
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"caps": "ANY",
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"direction": "sink",
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"presence": "always"
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},
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"src": {
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"caps": "ANY",
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"direction": "src",
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"presence": "always"
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}
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},
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"rank": "none",
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"signals": {
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"append": {
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"action": true,
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"args": [
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{
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"name": "arg0",
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"type": "GstElement"
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},
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{
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"name": "arg1",
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"type": "gpointer"
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},
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{
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"name": "arg2",
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"type": "gpointer"
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}
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],
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"return-type": "void",
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"when": "last"
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},
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"insert-after": {
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"action": true,
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"args": [
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{
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"name": "arg0",
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"type": "GstElement"
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},
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{
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"name": "arg1",
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"type": "GstElement"
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},
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{
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"name": "arg2",
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"type": "gpointer"
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},
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{
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"name": "arg3",
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"type": "gpointer"
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}
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],
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"return-type": "void",
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"when": "last"
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},
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"insert-before": {
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"action": true,
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"args": [
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{
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"name": "arg0",
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"type": "GstElement"
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},
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{
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"name": "arg1",
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"type": "GstElement"
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},
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{
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"name": "arg2",
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"type": "gpointer"
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},
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{
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"name": "arg3",
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"type": "gpointer"
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}
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],
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"return-type": "void",
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"when": "last"
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},
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"prepend": {
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"action": true,
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"args": [
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{
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"name": "arg0",
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"type": "GstElement"
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},
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{
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"name": "arg1",
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"type": "gpointer"
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},
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{
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"name": "arg2",
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"type": "gpointer"
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}
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],
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"return-type": "void",
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"when": "last"
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},
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"remove": {
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"action": true,
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"args": [
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{
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"name": "arg0",
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"type": "GstElement"
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},
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{
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"name": "arg1",
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"type": "gpointer"
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},
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{
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"name": "arg2",
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"type": "gpointer"
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}
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],
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"return-type": "void",
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"when": "last"
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}
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}
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}
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},
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"filename": "gstinsertbin",
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"license": "LGPL",
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"other-types": {},
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"package": "GStreamer Bad Plug-ins",
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"source": "gst-plugins-bad",
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"tracers": {},
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"url": "Unknown package origin"
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},
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"inter": {
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"description": "plugin for inter-pipeline communication",
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"elements": {
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@ -37,6 +37,30 @@
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* returns or it could be called later from another thread. The signature of
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* this callback GstInsertBinCallback().
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*
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* Apart from the library API, since 1.24 insertbin can also be found in the
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* registry:
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*
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* ``` C
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* GstElement *pipeline, *insertbin, *videoflip;
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*
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* gst_init (NULL, NULL);
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* pipeline =
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* gst_parse_launch ("videotestsrc ! insertbin name=i ! autovideosink",
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* NULL);
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*
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* ...
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*
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* insertbin = gst_bin_get_by_name (GST_BIN (pipeline), "i");
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* videoflip = gst_element_factory_make ("videoflip", NULL);
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*
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* ...
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*
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* g_object_set (videoflip, "method", 1, NULL);
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* g_signal_emit_by_name (insertbin, "append", videoflip, NULL, NULL);
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*
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* ...
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* ```
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*
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* Since: 1.2
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*/
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13
subprojects/gst-plugins-bad/gst/insertbin/meson.build
Normal file
13
subprojects/gst-plugins-bad/gst/insertbin/meson.build
Normal file
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@ -0,0 +1,13 @@
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insertbin_sources = [
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'plugin.c'
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]
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gstinsertbin = library('gstinsertbin',
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insertbin_sources,
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c_args : gst_plugins_bad_args + [ '-DGST_USE_UNSTABLE_API' ],
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include_directories : [configinc],
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dependencies : [gst_dep, gstinsertbin_dep],
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install : true,
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install_dir : plugins_install_dir,
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)
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plugins += [gstinsertbin]
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42
subprojects/gst-plugins-bad/gst/insertbin/plugin.c
Normal file
42
subprojects/gst-plugins-bad/gst/insertbin/plugin.c
Normal file
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@ -0,0 +1,42 @@
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/* GStreamer
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*
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* Copyright (C) 2023 Alexander Slobodeniuk <aslobodeniuk@fluendo.com>
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*
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* insertbin: a GstBin to insertally link filter-like elements.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gst/insertbin/gstinsertbin.h>
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GST_ELEMENT_REGISTER_DECLARE (insertbin);
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GST_ELEMENT_REGISTER_DEFINE (insertbin, "insertbin", GST_RANK_NONE,
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GST_TYPE_INSERT_BIN);
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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return GST_ELEMENT_REGISTER (insertbin, plugin);
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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insertbin,
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"insertbin",
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plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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@ -5,7 +5,7 @@ foreach plugin : ['accurip', 'adpcmdec', 'adpcmenc', 'aiff', 'asfmux',
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'debugutils', 'dvbsubenc',
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'dvbsuboverlay', 'dvdspu', 'faceoverlay', 'festival',
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'fieldanalysis', 'freeverb', 'frei0r', 'gaudieffects', 'gdp',
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'geometrictransform', 'id3tag', 'inter', 'interlace',
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'geometrictransform', 'id3tag', 'insertbin', 'inter', 'interlace',
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'ivfparse', 'ivtc', 'jp2kdecimator', 'jpegformat', 'librfb',
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'midi', 'mpegdemux', 'mpegpsmux', 'mpegtsdemux', 'mpegtsmux',
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'mxf', 'netsim', 'onvif', 'pcapparse', 'pnm', 'proxy',
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@ -32,6 +32,7 @@ option('gaudieffects', type : 'feature', value : 'auto')
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option('gdp', type : 'feature', value : 'auto')
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option('geometrictransform', type : 'feature', value : 'auto')
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option('id3tag', type : 'feature', value : 'auto')
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option('insertbin', type : 'feature', value : 'auto')
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option('inter', type : 'feature', value : 'auto')
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option('interlace', type : 'feature', value : 'auto')
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option('ivfparse', type : 'feature', value : 'auto')
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