/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2016, 2017 Red Hat Inc.
* Copyright (C) 2018, 2019 DisplayLink (UK) Ltd.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*
* Written by:
* Jonas Ådahl
*/
#include "config.h"
#include
#include
#include
#include
#include
#include
#include "backends/meta-backend-private.h"
#include "backends/meta-egl.h"
#include "backends/meta-egl-ext.h"
#include "meta/util.h"
struct _MetaEgl
{
GObject parent;
PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXT;
PFNEGLCREATEIMAGEKHRPROC eglCreateImageKHR;
PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHR;
PFNEGLBINDWAYLANDDISPLAYWL eglBindWaylandDisplayWL;
PFNEGLQUERYWAYLANDBUFFERWL eglQueryWaylandBufferWL;
PFNEGLQUERYDEVICESEXTPROC eglQueryDevicesEXT;
PFNEGLQUERYDEVICESTRINGEXTPROC eglQueryDeviceStringEXT;
PFNEGLGETOUTPUTLAYERSEXTPROC eglGetOutputLayersEXT;
PFNEGLQUERYOUTPUTLAYERATTRIBEXTPROC eglQueryOutputLayerAttribEXT;
PFNEGLCREATESTREAMKHRPROC eglCreateStreamKHR;
PFNEGLDESTROYSTREAMKHRPROC eglDestroyStreamKHR;
PFNEGLQUERYSTREAMKHRPROC eglQueryStreamKHR;
PFNEGLCREATESTREAMATTRIBNVPROC eglCreateStreamAttribNV;
PFNEGLCREATESTREAMPRODUCERSURFACEKHRPROC eglCreateStreamProducerSurfaceKHR;
PFNEGLSTREAMCONSUMEROUTPUTEXTPROC eglStreamConsumerOutputEXT;
PFNEGLSTREAMCONSUMERGLTEXTUREEXTERNALKHRPROC eglStreamConsumerGLTextureExternalKHR;
PFNEGLSTREAMCONSUMERACQUIREKHRPROC eglStreamConsumerAcquireKHR;
PFNEGLSTREAMCONSUMERACQUIREATTRIBNVPROC eglStreamConsumerAcquireAttribNV;
PFNEGLQUERYDMABUFFORMATSEXTPROC eglQueryDmaBufFormatsEXT;
PFNEGLQUERYDMABUFMODIFIERSEXTPROC eglQueryDmaBufModifiersEXT;
PFNEGLQUERYDISPLAYATTRIBEXTPROC eglQueryDisplayAttribEXT;
};
G_DEFINE_TYPE (MetaEgl, meta_egl, G_TYPE_OBJECT)
G_DEFINE_QUARK (-meta-egl-error-quark, meta_egl_error)
static const char *
get_egl_error_str (EGLint error_number)
{
switch (error_number)
{
case EGL_SUCCESS:
return "The last function succeeded without error.";
break;
case EGL_NOT_INITIALIZED:
return "EGL is not initialized, or could not be initialized, for the specified EGL display connection.";
break;
case EGL_BAD_ACCESS:
return "EGL cannot access a requested resource (for example a context is bound in another thread).";
break;
case EGL_BAD_ALLOC:
return "EGL failed to allocate resources for the requested operation.";
break;
case EGL_BAD_ATTRIBUTE:
return "An unrecognized attribute or attribute value was passed in the attribute list.";
break;
case EGL_BAD_CONTEXT:
return "An EGLContext argument does not name a valid EGL rendering context.";
break;
case EGL_BAD_CONFIG:
return "An EGLConfig argument does not name a valid EGL frame buffer configuration.";
break;
case EGL_BAD_CURRENT_SURFACE:
return "The current surface of the calling thread is a window, pixel buffer or pixmap that is no longer valid.";
break;
case EGL_BAD_DISPLAY:
return "An EGLDisplay argument does not name a valid EGL display connection.";
break;
case EGL_BAD_SURFACE:
return "An EGLSurface argument does not name a valid surface (window, pixel buffer or pixmap) configured for GL rendering.";
break;
case EGL_BAD_MATCH:
return "Arguments are inconsistent (for example, a valid context requires buffers not supplied by a valid surface).";
break;
case EGL_BAD_PARAMETER:
return "One or more argument values are invalid.";
break;
case EGL_BAD_NATIVE_PIXMAP:
return "A NativePixmapType argument does not refer to a valid native pixmap.";
break;
case EGL_BAD_NATIVE_WINDOW:
return "A NativeWindowType argument does not refer to a valid native window.";
break;
case EGL_CONTEXT_LOST:
return "A power management event has occurred. The application must destroy all contexts and reinitialise OpenGL ES state and objects to continue rendering. ";
break;
case EGL_BAD_STREAM_KHR:
return "An EGLStreamKHR argument does not name a valid EGL stream.";
break;
case EGL_BAD_STATE_KHR:
return "An EGLStreamKHR argument is not in a valid state";
break;
case EGL_BAD_DEVICE_EXT:
return "An EGLDeviceEXT argument does not name a valid EGL device.";
break;
case EGL_BAD_OUTPUT_LAYER_EXT:
return "An EGLOutputLayerEXT argument does not name a valid EGL output layer.";
case EGL_RESOURCE_BUSY_EXT:
return "The operation could not be completed on the requested resource because it is temporary unavailable.";
default:
return "Unknown error";
break;
}
}
static void
set_egl_error (GError **error)
{
EGLint error_number;
const char *error_str;
if (!error)
return;
error_number = eglGetError ();
if (error_number == EGL_SUCCESS)
{
g_warning ("Expected an EGL error but eglGetError returned EGL_SUCCESS");
error_number = -1;
}
error_str = get_egl_error_str (error_number);
g_set_error_literal (error, META_EGL_ERROR,
error_number,
error_str);
}
static void
check_egl_error (GError **error)
{
EGLint error_number;
const char *error_str;
if (!error)
return;
error_number = eglGetError ();
if (error_number == EGL_SUCCESS)
return;
error_str = get_egl_error_str (error_number);
g_set_error_literal (error, META_EGL_ERROR,
error_number,
error_str);
}
gboolean
meta_extensions_string_has_extensions_valist (const char *extensions_str,
const char ***missing_extensions,
const char *first_extension,
va_list var_args)
{
char **extensions;
const char *extension;
size_t num_missing_extensions = 0;
if (missing_extensions)
*missing_extensions = NULL;
extensions = g_strsplit (extensions_str, " ", -1);
extension = first_extension;
while (extension)
{
if (!g_strv_contains ((const char * const *) extensions, extension))
{
num_missing_extensions++;
if (missing_extensions)
{
*missing_extensions = g_realloc_n (*missing_extensions,
num_missing_extensions + 1,
sizeof (const char *));
(*missing_extensions)[num_missing_extensions - 1] = extension;
(*missing_extensions)[num_missing_extensions] = NULL;
}
else
{
break;
}
}
extension = va_arg (var_args, char *);
}
g_strfreev (extensions);
return num_missing_extensions == 0;
}
gboolean
meta_egl_has_extensions (MetaEgl *egl,
EGLDisplay display,
const char ***missing_extensions,
const char *first_extension,
...)
{
va_list var_args;
const char *extensions_str;
gboolean has_extensions;
extensions_str = (const char *) eglQueryString (display, EGL_EXTENSIONS);
if (!extensions_str)
{
g_warning ("Failed to query string: %s",
get_egl_error_str (eglGetError ()));
return FALSE;
}
va_start (var_args, first_extension);
has_extensions =
meta_extensions_string_has_extensions_valist (extensions_str,
missing_extensions,
first_extension,
var_args);
va_end (var_args);
return has_extensions;
}
gboolean
meta_egl_initialize (MetaEgl *egl,
EGLDisplay display,
GError **error)
{
if (!eglInitialize (display, NULL, NULL))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_bind_api (MetaEgl *egl,
EGLenum api,
GError **error)
{
if (!eglBindAPI (api))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gpointer
meta_egl_get_proc_address (MetaEgl *egl,
const char *procname,
GError **error)
{
gpointer func;
func = (gpointer) eglGetProcAddress (procname);
if (!func)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Could not load symbol '%s': Not found",
procname);
return NULL;
}
return func;
}
gboolean
meta_egl_get_config_attrib (MetaEgl *egl,
EGLDisplay display,
EGLConfig config,
EGLint attribute,
EGLint *value,
GError **error)
{
if (!eglGetConfigAttrib (display,
config,
attribute,
value))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLConfig *
meta_egl_choose_all_configs (MetaEgl *egl,
EGLDisplay display,
const EGLint *attrib_list,
EGLint *out_num_configs,
GError **error)
{
EGLint num_configs;
EGLConfig *configs;
EGLint num_matches;
if (!eglGetConfigs (display, NULL, 0, &num_configs))
{
set_egl_error (error);
return FALSE;
}
if (num_configs < 1)
{
g_set_error (error, G_IO_ERROR,
G_IO_ERROR_FAILED,
"No EGL configurations available");
return FALSE;
}
configs = g_new0 (EGLConfig, num_configs);
if (!eglChooseConfig (display, attrib_list, configs, num_configs, &num_matches))
{
g_free (configs);
set_egl_error (error);
return FALSE;
}
if (num_matches == 0)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"No matching EGL configs");
g_free (configs);
return NULL;
}
*out_num_configs = num_matches;
return configs;
}
gboolean
meta_egl_choose_first_config (MetaEgl *egl,
EGLDisplay display,
const EGLint *attrib_list,
EGLConfig *chosen_config,
GError **error)
{
EGLint num_configs;
EGLConfig *configs;
EGLint num_matches;
if (!eglGetConfigs (display, NULL, 0, &num_configs))
{
set_egl_error (error);
return FALSE;
}
if (num_configs < 1)
{
g_set_error (error, G_IO_ERROR,
G_IO_ERROR_FAILED,
"No EGL configurations available");
return FALSE;
}
configs = g_new0 (EGLConfig, num_configs);
if (!eglChooseConfig (display, attrib_list, configs, num_configs, &num_matches))
{
g_free (configs);
set_egl_error (error);
return FALSE;
}
if (num_matches == 0)
{
g_free (configs);
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"No matching EGLConfig found");
return FALSE;
}
/*
* We don't have any preference specified yet, so lets choose the first one.
*/
*chosen_config = configs[0];
g_free (configs);
return TRUE;
}
EGLSurface
meta_egl_create_window_surface (MetaEgl *egl,
EGLDisplay display,
EGLConfig config,
EGLNativeWindowType native_window_type,
const EGLint *attrib_list,
GError **error)
{
EGLSurface surface;
surface = eglCreateWindowSurface (display, config,
native_window_type, attrib_list);
if (surface == EGL_NO_SURFACE)
{
set_egl_error (error);
return EGL_NO_SURFACE;
}
return surface;
}
EGLSurface
meta_egl_create_pbuffer_surface (MetaEgl *egl,
EGLDisplay display,
EGLConfig config,
const EGLint *attrib_list,
GError **error)
{
EGLSurface surface;
surface = eglCreatePbufferSurface (display, config, attrib_list);
if (surface == EGL_NO_SURFACE)
{
set_egl_error (error);
return EGL_NO_SURFACE;
}
return surface;
}
gboolean
meta_egl_destroy_surface (MetaEgl *egl,
EGLDisplay display,
EGLSurface surface,
GError **error)
{
if (!eglDestroySurface (display, surface))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
static gboolean
is_egl_proc_valid_real (void *proc,
const char *proc_name,
GError **error)
{
if (!proc)
{
g_set_error (error, G_IO_ERROR,
G_IO_ERROR_FAILED,
"EGL proc '%s' not resolved",
proc_name);
return FALSE;
}
return TRUE;
}
#define is_egl_proc_valid(proc, error) \
is_egl_proc_valid_real (proc, #proc, error)
EGLDisplay
meta_egl_get_platform_display (MetaEgl *egl,
EGLenum platform,
void *native_display,
const EGLint *attrib_list,
GError **error)
{
EGLDisplay display;
if (!is_egl_proc_valid (egl->eglGetPlatformDisplayEXT, error))
return EGL_NO_DISPLAY;
display = egl->eglGetPlatformDisplayEXT (platform,
native_display,
attrib_list);
if (display == EGL_NO_DISPLAY)
{
set_egl_error (error);
return EGL_NO_DISPLAY;
}
return display;
}
gboolean
meta_egl_terminate (MetaEgl *egl,
EGLDisplay display,
GError **error)
{
if (!eglTerminate (display))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLContext
meta_egl_create_context (MetaEgl *egl,
EGLDisplay display,
EGLConfig config,
EGLContext share_context,
const EGLint *attrib_list,
GError **error)
{
EGLContext context;
context = eglCreateContext (display, config, share_context, attrib_list);
if (context == EGL_NO_CONTEXT)
{
set_egl_error (error);
return EGL_NO_CONTEXT;
}
return context;
}
gboolean
meta_egl_destroy_context (MetaEgl *egl,
EGLDisplay display,
EGLContext context,
GError **error)
{
if (!eglDestroyContext (display, context))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLImageKHR
meta_egl_create_image (MetaEgl *egl,
EGLDisplay display,
EGLContext context,
EGLenum target,
EGLClientBuffer buffer,
const EGLint *attrib_list,
GError **error)
{
EGLImageKHR image;
if (!is_egl_proc_valid (egl->eglCreateImageKHR, error))
return EGL_NO_IMAGE_KHR;
image = egl->eglCreateImageKHR (display, context,
target, buffer, attrib_list);
if (image == EGL_NO_IMAGE_KHR)
{
set_egl_error (error);
return EGL_NO_IMAGE_KHR;
}
return image;
}
gboolean
meta_egl_destroy_image (MetaEgl *egl,
EGLDisplay display,
EGLImageKHR image,
GError **error)
{
if (!is_egl_proc_valid (egl->eglDestroyImageKHR, error))
return FALSE;
if (!egl->eglDestroyImageKHR (display, image))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLImageKHR
meta_egl_create_dmabuf_image (MetaEgl *egl,
EGLDisplay egl_display,
unsigned int width,
unsigned int height,
uint32_t drm_format,
uint32_t n_planes,
const int *fds,
const uint32_t *strides,
const uint32_t *offsets,
const uint64_t *modifiers,
GError **error)
{
EGLint attribs[39];
int atti = 0;
/* This requires the Mesa commit in
* Mesa 10.3 (08264e5dad4df448e7718e782ad9077902089a07) or
* Mesa 10.2.7 (55d28925e6109a4afd61f109e845a8a51bd17652).
* Otherwise Mesa closes the fd behind our back and re-importing
* will fail.
* https://bugs.freedesktop.org/show_bug.cgi?id=76188
*/
attribs[atti++] = EGL_WIDTH;
attribs[atti++] = width;
attribs[atti++] = EGL_HEIGHT;
attribs[atti++] = height;
attribs[atti++] = EGL_LINUX_DRM_FOURCC_EXT;
attribs[atti++] = drm_format;
attribs[atti++] = EGL_IMAGE_PRESERVED_KHR;
attribs[atti++] = EGL_TRUE;
if (n_planes > 0)
{
attribs[atti++] = EGL_DMA_BUF_PLANE0_FD_EXT;
attribs[atti++] = fds[0];
attribs[atti++] = EGL_DMA_BUF_PLANE0_OFFSET_EXT;
attribs[atti++] = offsets[0];
attribs[atti++] = EGL_DMA_BUF_PLANE0_PITCH_EXT;
attribs[atti++] = strides[0];
if (modifiers)
{
attribs[atti++] = EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT;
attribs[atti++] = modifiers[0] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT;
attribs[atti++] = modifiers[0] >> 32;
}
}
if (n_planes > 1)
{
attribs[atti++] = EGL_DMA_BUF_PLANE1_FD_EXT;
attribs[atti++] = fds[1];
attribs[atti++] = EGL_DMA_BUF_PLANE1_OFFSET_EXT;
attribs[atti++] = offsets[1];
attribs[atti++] = EGL_DMA_BUF_PLANE1_PITCH_EXT;
attribs[atti++] = strides[1];
if (modifiers)
{
attribs[atti++] = EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT;
attribs[atti++] = modifiers[1] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT;
attribs[atti++] = modifiers[1] >> 32;
}
}
if (n_planes > 2)
{
attribs[atti++] = EGL_DMA_BUF_PLANE2_FD_EXT;
attribs[atti++] = fds[2];
attribs[atti++] = EGL_DMA_BUF_PLANE2_OFFSET_EXT;
attribs[atti++] = offsets[2];
attribs[atti++] = EGL_DMA_BUF_PLANE2_PITCH_EXT;
attribs[atti++] = strides[2];
if (modifiers)
{
attribs[atti++] = EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT;
attribs[atti++] = modifiers[2] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT;
attribs[atti++] = modifiers[2] >> 32;
}
}
attribs[atti++] = EGL_NONE;
g_assert (atti <= G_N_ELEMENTS (attribs));
return meta_egl_create_image (egl, egl_display, EGL_NO_CONTEXT,
EGL_LINUX_DMA_BUF_EXT, NULL,
attribs,
error);
}
gboolean
meta_egl_make_current (MetaEgl *egl,
EGLDisplay display,
EGLSurface draw,
EGLSurface read,
EGLContext context,
GError **error)
{
if (!eglMakeCurrent (display, draw, read, context))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_swap_buffers (MetaEgl *egl,
EGLDisplay display,
EGLSurface surface,
GError **error)
{
if (!eglSwapBuffers (display, surface))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_bind_wayland_display (MetaEgl *egl,
EGLDisplay display,
struct wl_display *wayland_display,
GError **error)
{
if (!is_egl_proc_valid (egl->eglBindWaylandDisplayWL, error))
return FALSE;
if (!egl->eglBindWaylandDisplayWL (display, wayland_display))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_wayland_buffer (MetaEgl *egl,
EGLDisplay display,
struct wl_resource *buffer,
EGLint attribute,
EGLint *value,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryWaylandBufferWL, error))
return FALSE;
if (!egl->eglQueryWaylandBufferWL (display, buffer, attribute, value))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_devices (MetaEgl *egl,
EGLint max_devices,
EGLDeviceEXT *devices,
EGLint *num_devices,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryDevicesEXT, error))
return FALSE;
if (!egl->eglQueryDevicesEXT (max_devices,
devices,
num_devices))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_device_string (MetaEgl *egl,
EGLDeviceEXT device,
EGLint name,
const char **out_string,
GError **error)
{
g_autoptr (GError) local_error = NULL;
const char *device_string;
if (!is_egl_proc_valid (egl->eglQueryDeviceStringEXT, error))
return FALSE;
device_string = egl->eglQueryDeviceStringEXT (device, name);
if (!device_string)
{
check_egl_error (&local_error);
if (local_error)
{
g_propagate_error (error, local_error);
return FALSE;
}
}
*out_string = device_string;
return TRUE;
}
gboolean
meta_egl_egl_device_has_extensions (MetaEgl *egl,
EGLDeviceEXT device,
const char ***missing_extensions,
const char *first_extension,
...)
{
va_list var_args;
const char *extensions_str;
gboolean has_extensions;
g_autoptr (GError) error = NULL;
if (!meta_egl_query_device_string (egl, device, EGL_EXTENSIONS,
&extensions_str, &error))
{
g_warning ("Failed to query device string: %s", error->message);
return FALSE;
}
if (!extensions_str)
{
g_warning ("EGL_EXTENSIONS device string returned NULL");
return FALSE;
}
va_start (var_args, first_extension);
has_extensions =
meta_extensions_string_has_extensions_valist (extensions_str,
missing_extensions,
first_extension,
var_args);
va_end (var_args);
return has_extensions;
}
gboolean
meta_egl_get_output_layers (MetaEgl *egl,
EGLDisplay display,
const EGLAttrib *attrib_list,
EGLOutputLayerEXT *layers,
EGLint max_layers,
EGLint *num_layers,
GError **error)
{
if (!is_egl_proc_valid (egl->eglGetOutputLayersEXT, error))
return FALSE;
if (!egl->eglGetOutputLayersEXT (display,
attrib_list,
layers,
max_layers,
num_layers))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_output_layer_attrib (MetaEgl *egl,
EGLDisplay display,
EGLOutputLayerEXT layer,
EGLint attribute,
EGLAttrib *value,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryOutputLayerAttribEXT, error))
return FALSE;
if (!egl->eglQueryOutputLayerAttribEXT (display, layer,
attribute, value))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLStreamKHR
meta_egl_create_stream (MetaEgl *egl,
EGLDisplay display,
const EGLint *attrib_list,
GError **error)
{
EGLStreamKHR stream;
if (!is_egl_proc_valid (egl->eglCreateStreamKHR, error))
return EGL_NO_STREAM_KHR;
stream = egl->eglCreateStreamKHR (display, attrib_list);
if (stream == EGL_NO_STREAM_KHR)
{
set_egl_error (error);
return EGL_NO_STREAM_KHR;
}
return stream;
}
gboolean
meta_egl_destroy_stream (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
GError **error)
{
if (!is_egl_proc_valid (egl->eglDestroyStreamKHR, error))
return FALSE;
if (!egl->eglDestroyStreamKHR (display, stream))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_stream (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
EGLenum attribute,
EGLint *value,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryStreamKHR, error))
return FALSE;
if (!egl->eglQueryStreamKHR (display, stream, attribute, value))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
EGLStreamKHR
meta_egl_create_stream_attrib (MetaEgl *egl,
EGLDisplay display,
const EGLAttrib *attrib_list,
GError **error)
{
EGLStreamKHR stream;
if (!is_egl_proc_valid (egl->eglCreateStreamAttribNV, error))
return FALSE;
stream = egl->eglCreateStreamAttribNV (display, attrib_list);
if (stream == EGL_NO_STREAM_KHR)
{
set_egl_error (error);
return EGL_NO_STREAM_KHR;
}
return stream;
}
EGLSurface
meta_egl_create_stream_producer_surface (MetaEgl *egl,
EGLDisplay display,
EGLConfig config,
EGLStreamKHR stream,
const EGLint *attrib_list,
GError **error)
{
EGLSurface surface;
if (!is_egl_proc_valid (egl->eglCreateStreamProducerSurfaceKHR, error))
return EGL_NO_SURFACE;
surface = egl->eglCreateStreamProducerSurfaceKHR (display,
config,
stream,
attrib_list);
if (surface == EGL_NO_SURFACE)
{
set_egl_error (error);
return EGL_NO_SURFACE;
}
return surface;
}
gboolean
meta_egl_stream_consumer_output (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
EGLOutputLayerEXT layer,
GError **error)
{
if (!is_egl_proc_valid (egl->eglStreamConsumerOutputEXT, error))
return FALSE;
if (!egl->eglStreamConsumerOutputEXT (display, stream, layer))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_stream_consumer_acquire_attrib (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
EGLAttrib *attrib_list,
GError **error)
{
if (!is_egl_proc_valid (egl->eglStreamConsumerAcquireAttribNV, error))
return FALSE;
if (!egl->eglStreamConsumerAcquireAttribNV (display, stream, attrib_list))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_stream_consumer_gl_texture_external (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
GError **error)
{
if (!is_egl_proc_valid (egl->eglStreamConsumerGLTextureExternalKHR, error))
return FALSE;
if (!egl->eglStreamConsumerGLTextureExternalKHR (display, stream))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_stream_consumer_acquire (MetaEgl *egl,
EGLDisplay display,
EGLStreamKHR stream,
GError **error)
{
if (!is_egl_proc_valid (egl->eglStreamConsumerAcquireKHR, error))
return FALSE;
if (!egl->eglStreamConsumerAcquireKHR (display, stream))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_dma_buf_formats (MetaEgl *egl,
EGLDisplay display,
EGLint max_formats,
EGLint *formats,
EGLint *num_formats,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryDmaBufFormatsEXT, error))
return FALSE;
if (!egl->eglQueryDmaBufFormatsEXT (display, max_formats, formats,
num_formats))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_dma_buf_modifiers (MetaEgl *egl,
EGLDisplay display,
EGLint format,
EGLint max_modifiers,
EGLuint64KHR *modifiers,
EGLBoolean *external_only,
EGLint *num_modifiers,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryDmaBufModifiersEXT, error))
return FALSE;
if (!egl->eglQueryDmaBufModifiersEXT (display, format, max_modifiers,
modifiers, external_only,
num_modifiers))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
gboolean
meta_egl_query_display_attrib (MetaEgl *egl,
EGLDisplay display,
EGLint attribute,
EGLAttrib *value,
GError **error)
{
if (!is_egl_proc_valid (egl->eglQueryDisplayAttribEXT, error))
return FALSE;
if (!egl->eglQueryDisplayAttribEXT (display, attribute, value))
{
set_egl_error (error);
return FALSE;
}
return TRUE;
}
#define GET_EGL_PROC_ADDR(proc) \
egl->proc = (void *) eglGetProcAddress (#proc);
static void
meta_egl_constructed (GObject *object)
{
MetaEgl *egl = META_EGL (object);
GET_EGL_PROC_ADDR (eglGetPlatformDisplayEXT);
GET_EGL_PROC_ADDR (eglCreateImageKHR);
GET_EGL_PROC_ADDR (eglDestroyImageKHR);
GET_EGL_PROC_ADDR (eglBindWaylandDisplayWL);
GET_EGL_PROC_ADDR (eglQueryWaylandBufferWL);
GET_EGL_PROC_ADDR (eglQueryDevicesEXT);
GET_EGL_PROC_ADDR (eglQueryDeviceStringEXT);
GET_EGL_PROC_ADDR (eglGetOutputLayersEXT);
GET_EGL_PROC_ADDR (eglQueryOutputLayerAttribEXT);
GET_EGL_PROC_ADDR (eglCreateStreamKHR);
GET_EGL_PROC_ADDR (eglDestroyStreamKHR);
GET_EGL_PROC_ADDR (eglQueryStreamKHR);
GET_EGL_PROC_ADDR (eglCreateStreamAttribNV);
GET_EGL_PROC_ADDR (eglCreateStreamProducerSurfaceKHR);
GET_EGL_PROC_ADDR (eglStreamConsumerOutputEXT);
GET_EGL_PROC_ADDR (eglStreamConsumerGLTextureExternalKHR);
GET_EGL_PROC_ADDR (eglStreamConsumerAcquireKHR);
GET_EGL_PROC_ADDR (eglStreamConsumerAcquireAttribNV);
GET_EGL_PROC_ADDR (eglQueryDmaBufFormatsEXT);
GET_EGL_PROC_ADDR (eglQueryDmaBufModifiersEXT);
GET_EGL_PROC_ADDR (eglQueryDisplayAttribEXT);
}
#undef GET_EGL_PROC_ADDR
static void
meta_egl_init (MetaEgl *egl)
{
}
static void
meta_egl_class_init (MetaEglClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = meta_egl_constructed;
}