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[105/906] up Sobel filter and gl/glew version checker

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git-svn-id: svn://svn.wobow.com/GStreamer_playground/gst-plugins-gl@518 93df14bb-0f41-7a43-8087-d3e2a2f0e464
This commit is contained in:
Julien Isorce 2008-06-15 18:31:12 +00:00 committed by Tim-Philipp Müller
parent 8685e547b4
commit 49970b27aa
1 changed files with 12 additions and 10 deletions
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22
gst-libs/gst/gl/gstgldisplay.c
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@ -496,24 +496,26 @@ gst_gl_display_glutCreateWindow (GstGLDisplay *display)
else
{
//OpenGL > 2.1.0 and Glew > 1.5.0
GString* opengl_version = g_string_new ((gchar*) glGetString (GL_VERSION));
gboolean check_versions = g_str_has_prefix (opengl_version->str, "2.1");
GString* glew_version = g_string_new ((gchar*) glewGetString (GLEW_VERSION));
check_versions = check_versions && g_str_has_prefix (glew_version->str, "1.5");
GString* opengl_version = g_string_truncate (g_string_new ((gchar*) glGetString (GL_VERSION)), 3);
gfloat opengl_version_f = 0.0f;
GString* glew_version = g_string_truncate (g_string_new ((gchar*) glewGetString (GLEW_VERSION)), 3);
gfloat glew_version_f = 0.0f;
sscanf(opengl_version->str, "%f", &opengl_version_f);
sscanf(glew_version->str, "%f", &glew_version_f);
GST_DEBUG ("GL_VERSION: %s", opengl_version->str);
GST_DEBUG ("GLEW_VERSION: %s", glew_version->str);
GST_DEBUG ("GL_VERSION: %s", glGetString (GL_VERSION));
GST_DEBUG ("GLEW_VERSION: %s", glewGetString (GLEW_VERSION));
GST_DEBUG ("GL_VENDOR: %s\n", glGetString (GL_VENDOR));
GST_DEBUG ("GL_RENDERER: %s\n", glGetString (GL_RENDERER));
GST_DEBUG ("GL_VENDOR: %s", glGetString (GL_VENDOR));
GST_DEBUG ("GL_RENDERER: %s", glGetString (GL_RENDERER));
g_string_free (opengl_version, TRUE);
g_string_free (glew_version, TRUE);
if (!check_versions)
if (opengl_version_f < 1.4f || glew_version_f < 1.4)
{
GST_DEBUG ("Required OpenGL > 2.1.0 and Glew > 1.5.0");
GST_DEBUG ("Required OpenGL >= 1.4.0 and Glew >= 1.4.0");
g_assert_not_reached ();
}
}