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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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95 lines
3.1 KiB
C
95 lines
3.1 KiB
C
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/*
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* GStreamer
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* Copyright (C) 2022 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gst/gl/gl.h>
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#include <gst/gl/gstglcontext_private.h>
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#include "gstglfuncs.h"
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#define GST_CAT_DEFAULT gst_gl_context_debug
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#ifndef GL_FRAMEBUFFER_BINDING
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#define GL_FRAMEBUFFER_BINDING 0x8CA6
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#endif
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#ifndef GL_FRAMEBUFFER
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#define GL_FRAMEBUFFER 0x8D40
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#endif
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#ifndef GL_FRAMEBUFFER_COMPLETE
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#define GL_FRAMEBUFFER_COMPLETE 0x8CD5
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#endif
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void
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gst_gl_context_apply_quirks (GstGLContext * context)
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{
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GstGLFuncs *gl = context->gl_vtable;
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const char *gl_vendor, *gl_renderer;
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gl_vendor = (const char *) gl->GetString (GL_VENDOR);
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gl_renderer = (const char *) gl->GetString (GL_RENDERER);
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/* Does not implement OES_vertex_array_object properly, see
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* https://bugzilla.gnome.org/show_bug.cgi?id=750185 */
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if (g_strcmp0 (gl_vendor, "Imagination Technologies") == 0
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&& g_strcmp0 (gl_renderer, "PowerVR SGX 544MP") == 0) {
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gl->GenVertexArrays = NULL;
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gl->DeleteVertexArrays = NULL;
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gl->BindVertexArray = NULL;
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gl->IsVertexArray = NULL;
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}
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/* doesn't support timer queries without a complete framebuffer.
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* If the default framebuffer is backed by a surfaceless context, then the
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* default framebuffer is always incomplete and timer queries to time
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* upload/downloads will fail with GL errors. */
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if (g_strcmp0 (gl_vendor, "ARM") == 0
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&& g_strcmp0 (gl_renderer, "Mali-G52") == 0
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&& gl->CheckFramebufferStatus) {
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gint current_fbo;
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GLenum fbo_ret;
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gl->GetIntegerv (GL_FRAMEBUFFER_BINDING, ¤t_fbo);
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if (current_fbo != 0)
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gl->BindFramebuffer (GL_FRAMEBUFFER, 0);
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fbo_ret = gl->CheckFramebufferStatus (GL_FRAMEBUFFER);
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if (fbo_ret != GL_FRAMEBUFFER_COMPLETE) {
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GST_FIXME_OBJECT (context, "default framebuffer is not complete "
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"(is 0x%x) on ARM Mali-G52 which doesn't support timer queries with "
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"an incomplete framebuffer object, disabling timer queries", fbo_ret);
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gl->GenQueries = NULL;
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gl->BeginQuery = NULL;
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gl->EndQuery = NULL;
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gl->QueryCounter = NULL;
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gl->DeleteQueries = NULL;
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gl->IsQuery = NULL;
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gl->GetQueryiv = NULL;
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gl->GetQueryObjectiv = NULL;
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gl->GetQueryObjectuiv = NULL;
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gl->GetQueryObjecti64v = NULL;
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gl->GetQueryObjectui64v = NULL;
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}
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if (current_fbo != 0)
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gl->BindFramebuffer (GL_FRAMEBUFFER, current_fbo);
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}
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}
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