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gl/contextglx: error out on more invalid display/window combinations

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=774851
This commit is contained in:
Matthew Waters 2016-11-23 17:04:34 +11:00 committed by Tim-Philipp Müller
parent afbca8576e
commit 86a9499d5e
1 changed files with 30 additions and 2 deletions
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32
gst-libs/gst/gl/x11/gstglcontext_glx.c
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@ -194,7 +194,7 @@ gst_gl_context_glx_create_context (GstGLContext * context,
GstGLContextGLX *context_glx;
GstGLWindow *window;
GstGLWindowX11 *window_x11;
GstGLDisplay *display;
GstGLDisplay *display = NULL;
gboolean create_context;
const char *glx_exts;
Display *device;
@ -202,6 +202,14 @@ gst_gl_context_glx_create_context (GstGLContext * context,
context_glx = GST_GL_CONTEXT_GLX (context);
window = gst_gl_context_get_window (context);
if (!GST_IS_GL_WINDOW_X11 (window)) {
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_WRONG_CONFIG,
"Cannot create an GLX context from a non-X11 window");
goto failure;
}
window_x11 = GST_GL_WINDOW_X11 (window);
display = gst_gl_context_get_display (context);
@ -217,6 +225,12 @@ gst_gl_context_glx_create_context (GstGLContext * context,
}
device = (Display *) gst_gl_display_get_handle (display);
if (!device) {
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_RESOURCE_UNAVAILABLE, "Invalid Display handle");
goto failure;
}
glx_exts = glXQueryExtensionsString (device, DefaultScreen (device));
create_context = gst_gl_check_extension ("GLX_ARB_create_context", glx_exts);
@ -281,7 +295,8 @@ gst_gl_context_glx_create_context (GstGLContext * context,
failure:
if (window)
gst_object_unref (window);
gst_object_unref (display);
if (display)
gst_object_unref (display);
return FALSE;
}
@ -316,8 +331,21 @@ gst_gl_context_glx_choose_format (GstGLContext * context, GError ** error)
context_glx = GST_GL_CONTEXT_GLX (context);
window = gst_gl_context_get_window (context);
if (!GST_IS_GL_WINDOW_X11 (window)) {
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_WRONG_CONFIG,
"Cannot create an GLX context from a non-X11 window");
goto failure;
}
window_x11 = GST_GL_WINDOW_X11 (window);
device = (Display *) gst_gl_display_get_handle (window->display);
if (!device) {
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_RESOURCE_UNAVAILABLE, "Invalid Display handle");
goto failure;
}
if (!glXQueryExtension (device, &error_base, &event_base)) {
g_set_error (error, GST_GL_CONTEXT_ERROR,