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gl/eagl: try getting a gles3 context

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Fallback to a gles2 context if that fails
This commit is contained in:
Matthew Waters 2016-02-01 12:57:32 +11:00 committed by Tim-Philipp Müller
parent 46cf23b0a1
commit de5f87e72b
1 changed files with 16 additions and 5 deletions
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21
gst-libs/gst/gl/eagl/gstglcontext_eagl.m
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@ -219,18 +219,29 @@ gst_gl_context_eagl_create_context (GstGLContext * context, GstGLAPI gl_api,
{
GstGLContextEagl *context_eagl = GST_GL_CONTEXT_EAGL (context);
GstGLContextEaglPrivate *priv = context_eagl->priv;
EAGLSharegroup *share_group;
if (other_context) {
EAGLContext *external_gl_context = (EAGLContext *)
gst_gl_context_get_gl_context (other_context);
EAGLSharegroup *share_group = [external_gl_context sharegroup];
priv->eagl_context = [[EAGLContext alloc] initWithAPI: kEAGLRenderingAPIOpenGLES2 sharegroup:share_group];
[share_group release];
share_group = [external_gl_context sharegroup];
} else {
priv->eagl_context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
share_group = nil;
}
priv->eagl_context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES3 sharegroup:share_group];
if (!priv->eagl_context) {
priv->eagl_context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2 sharegroup:share_group];
}
if (!priv->eagl_context) {
g_set_error (GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_CREATE_CONTEXT,
"Failed to create OpenGL ES context");
return FALSE;
}
if (share_group)
[share_group release];
priv->eagl_layer = NULL;
priv->framebuffer = 0;
priv->color_renderbuffer = 0;