qml: activate the wrapped context when binding

Mitigates the following critical

gst_gl_context_thread_add: assertion 'context->priv->active_thread == g_thread_self ()' failed
This commit is contained in:
Matthew Waters 2015-11-20 11:08:37 +11:00
parent 21ca4ac9d3
commit aca25b521f

View file

@ -87,14 +87,16 @@ GstQSGTexture::bind ()
GstMemory *mem;
guint tex_id;
gst_gl_context_activate (this->qt_context_, TRUE);
if (!this->buffer_)
return;
goto out;
if (GST_VIDEO_INFO_FORMAT (&this->v_info) == GST_VIDEO_FORMAT_UNKNOWN)
return;
goto out;
this->mem_ = gst_buffer_peek_memory (this->buffer_, 0);
if (!this->mem_)
return;
goto out;
g_assert (this->qt_context_);
gl = this->qt_context_->gl_vtable;
@ -103,7 +105,7 @@ GstQSGTexture::bind ()
if (!gst_video_frame_map (&this->v_frame, &this->v_info, this->buffer_,
(GstMapFlags) (GST_MAP_READ | GST_MAP_GL))) {
g_assert_not_reached ();
return;
goto out;
}
mem = gst_buffer_peek_memory (this->buffer_, 0);
@ -125,6 +127,9 @@ GstQSGTexture::bind ()
gl->BindTexture (GL_TEXTURE_2D, tex_id);
gst_video_frame_unmap (&this->v_frame);
out:
gst_gl_context_activate (this->qt_context_, FALSE);
}
/* can be called from any thread */