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wpesrc: only create webview if not already created

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e.g. _decide_allocation() can be called multiple times throughout the
element's lifetime and we only want to create the view once rather than
overwriting.

Fixes a leak of the WPEView under certain circumstances.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1663>
This commit is contained in:
Matthew Waters 2020-10-06 22:19:21 +11:00 committed by GStreamer Merge Bot
parent b84c8821de
commit 356fee4dd6
1 changed files with 11 additions and 4 deletions
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15
ext/wpe/gstwpesrc.cpp
View file

@ -242,6 +242,7 @@ gst_wpe_src_start (GstWpeSrc * src)
GstGLContext *context = NULL;
GstGLDisplay *display = NULL;
GstGLBaseSrc *base_src = GST_GL_BASE_SRC (src);
gboolean created_view = FALSE;
GST_INFO_OBJECT (src, "Starting up");
GST_OBJECT_LOCK (src);
@ -254,9 +255,13 @@ gst_wpe_src_start (GstWpeSrc * src)
GST_DEBUG_OBJECT (src, "Will fill GLMemories: %d\n", src->gl_enabled);
auto & thread = WPEContextThread::singleton ();
src->view = thread.createWPEView (src, context, display,
GST_VIDEO_INFO_WIDTH (&base_src->out_info),
GST_VIDEO_INFO_HEIGHT (&base_src->out_info));
if (!src->view) {
src->view = thread.createWPEView (src, context, display,
GST_VIDEO_INFO_WIDTH (&base_src->out_info),
GST_VIDEO_INFO_HEIGHT (&base_src->out_info));
created_view = TRUE;
}
if (!src->view) {
GST_OBJECT_UNLOCK (src);
@ -271,7 +276,9 @@ gst_wpe_src_start (GstWpeSrc * src)
src->bytes = NULL;
}
src->n_frames = 0;
if (created_view) {
src->n_frames = 0;
}
GST_OBJECT_UNLOCK (src);
return TRUE;
}