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wpe: Run frameComplete outside of images mutex scope

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If the mutex is locked while running frameComplete there is a potential deadlock
bound to happen when we get a new exported images from the backend.

Fixes #1101
This commit is contained in:
Philippe Normand 2019-10-19 12:48:55 +01:00
parent 5a9541caff
commit 0f03e33b03
1 changed files with 18 additions and 14 deletions
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8
ext/wpe/WPEThreadedView.cpp
View file

@ -270,6 +270,8 @@ bool WPEThreadedView::initialize(GstWpeSrc* src, GstGLContext* context, GstGLDis
GstEGLImage* WPEThreadedView::image()
{
GstEGLImage* ret = nullptr;
{
GMutexHolder lock(images.mutex);
GST_TRACE("pending %" GST_PTR_FORMAT " (%d) committed %" GST_PTR_FORMAT " (%d)", images.pending,
@ -286,11 +288,13 @@ GstEGLImage* WPEThreadedView::image()
gst_egl_image_unref(previousImage);
}
if (images.committed) {
if (images.committed)
ret = images.committed;
frameComplete();
}
if (ret)
frameComplete();
return ret;
}