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video/gtk4: Clean up GStreamer GL context initialization

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1708>
This commit is contained in:
Sebastian Dröge 2024-08-23 11:08:10 +03:00 committed by GStreamer Marge Bot
parent 4f01421cc4
commit 3fd3a32b6f
1 changed files with 56 additions and 54 deletions
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110
video/gtk4/src/sink/imp.rs
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@ -17,14 +17,10 @@ use glib::thread_guard::ThreadGuard;
use gtk::prelude::*; use gtk::prelude::*;
use gtk::{gdk, glib}; use gtk::{gdk, glib};
use gst_gl::prelude::GLContextExt as GstGLContextExt; use gst::{prelude::*, subclass::prelude::*};
use gst_gl::prelude::*;
#[allow(unused_imports)]
use gst::prelude::*;
use gst::subclass::prelude::*;
use gst_base::subclass::prelude::*; use gst_base::subclass::prelude::*;
use gst_video::{prelude::*, subclass::prelude::*}; use gst_gl::prelude::{GLContextExt as _, *};
use gst_video::subclass::prelude::*;
use once_cell::sync::Lazy; use once_cell::sync::Lazy;
use std::sync::{ use std::sync::{
@ -918,25 +914,6 @@ impl PaintableSink {
} }
}; };
match gdk_context.type_().name() {
#[cfg(feature = "x11egl")]
"GdkX11GLContextEGL" => (),
#[cfg(feature = "x11glx")]
"GdkX11GLContextGLX" => (),
#[cfg(feature = "wayland")]
"GdkWaylandGLContext" => (),
#[cfg(target_os = "macos")]
"GdkMacosGLContext" => (),
#[cfg(target_os = "windows")]
"GdkWin32GLContextWGL" => (),
#[cfg(all(windows, feature = "winegl"))]
"GdkWin32GLContextEGL" => (),
display => {
gst::error!(CAT, imp = self, "Unsupported GDK display {display} for GL");
return;
}
}
gst::info!(CAT, imp = self, "Realizing GDK GL Context",); gst::info!(CAT, imp = self, "Realizing GDK GL Context",);
if let Err(err) = gdk_context.realize() { if let Err(err) = gdk_context.realize() {
@ -944,28 +921,21 @@ impl PaintableSink {
return; return;
} }
gst::info!(CAT, imp = self, "Successfully realized GDK GL Context"); gst::info!(
CAT,
imp = self,
"Successfully realized GDK GL Context of type {}",
gdk_context.type_().name()
);
gdk_context.make_current(); gdk_context.make_current();
let res: Option<(gst_gl::GLDisplay, gst_gl::GLContext)> = match gdk_context.type_().name() { let Some((display, wrapped_context)) = self.initialize_gst_gl(&gdk_display, &gdk_context)
#[cfg(feature = "x11egl")] else {
"GdkX11GLContextEGL" => self.initialize_x11egl(gdk_display), gst::warning!(CAT, imp = self, "Failed to initialize GStreamer GL context");
#[cfg(feature = "x11glx")] return;
"GdkX11GLContextGLX" => self.initialize_x11glx(gdk_display),
#[cfg(feature = "wayland")]
"GdkWaylandGLContext" => self.initialize_waylandegl(gdk_display),
#[cfg(target_os = "macos")]
"GdkMacosGLContext" => self.initialize_macosgl(gdk_display),
#[cfg(target_os = "windows")]
"GdkWin32GLContextWGL" => self.initialize_wgl(gdk_display, &gdk_context),
#[cfg(all(target_os = "windows", feature = "winegl"))]
"GdkWin32GLContextEGL" => self.initialize_winegl(gdk_display),
display_type => {
unreachable!("Unsupported GDK display {display_type} for GL. This might be due to not having enabled a backend for GL when building the plugin");
}
}; };
let (display, wrapped_context) = res.unwrap();
match wrapped_context.activate(true) { match wrapped_context.activate(true) {
Ok(_) => gst::info!(CAT, imp = self, "Successfully activated GL Context"), Ok(_) => gst::info!(CAT, imp = self, "Successfully activated GL Context"),
Err(_) => { Err(_) => {
@ -1000,10 +970,40 @@ impl PaintableSink {
}; };
} }
fn initialize_gst_gl(
&self,
gdk_display: &gdk::Display,
gdk_context: &gdk::GLContext,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
match gdk_context.type_().name() {
#[cfg(feature = "x11egl")]
"GdkX11GLContextEGL" => self.initialize_x11egl(gdk_display),
#[cfg(feature = "x11glx")]
"GdkX11GLContextGLX" => self.initialize_x11glx(gdk_display),
#[cfg(feature = "wayland")]
"GdkWaylandGLContext" => self.initialize_waylandegl(gdk_display),
#[cfg(target_os = "macos")]
"GdkMacosGLContext" => self.initialize_macosgl(gdk_display),
#[cfg(target_os = "windows")]
"GdkWin32GLContextWGL" => self.initialize_wgl(gdk_display, &gdk_context),
#[cfg(all(target_os = "windows", feature = "winegl"))]
"GdkWin32GLContextEGL" => self.initialize_winegl(gdk_display),
context_type => {
gst::error!(
CAT,
imp = self,
"Unsupported GDK context {context_type} with display type {} for GL. This might be due to not having enabled a backend for GL when building the plugin",
gdk_display.type_().name(),
);
None
}
}
}
#[cfg(feature = "x11egl")] #[cfg(feature = "x11egl")]
fn initialize_x11egl( fn initialize_x11egl(
&self, &self,
display: gdk::Display, display: &gdk::Display,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
CAT, CAT,
@ -1024,7 +1024,7 @@ impl PaintableSink {
unsafe { unsafe {
use glib::translate::*; use glib::translate::*;
let display = display.downcast::<gdk_x11::X11Display>().unwrap(); let display = display.downcast_ref::<gdk_x11::X11Display>().unwrap();
let x11_display = let x11_display =
gdk_x11::ffi::gdk_x11_display_get_egl_display(display.to_glib_none().0); gdk_x11::ffi::gdk_x11_display_get_egl_display(display.to_glib_none().0);
if x11_display.is_null() { if x11_display.is_null() {
@ -1053,7 +1053,7 @@ impl PaintableSink {
#[cfg(feature = "x11glx")] #[cfg(feature = "x11glx")]
fn initialize_x11glx( fn initialize_x11glx(
&self, &self,
display: gdk::Display, display: &gdk::Display,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
CAT, CAT,
@ -1074,7 +1074,7 @@ impl PaintableSink {
unsafe { unsafe {
use glib::translate::*; use glib::translate::*;
let display = display.downcast::<gdk_x11::X11Display>().unwrap(); let display = display.downcast_ref::<gdk_x11::X11Display>().unwrap();
let x11_display = gdk_x11::ffi::gdk_x11_display_get_xdisplay(display.to_glib_none().0); let x11_display = gdk_x11::ffi::gdk_x11_display_get_xdisplay(display.to_glib_none().0);
if x11_display.is_null() { if x11_display.is_null() {
gst::error!(CAT, imp = self, "Failed to get X11 display"); gst::error!(CAT, imp = self, "Failed to get X11 display");
@ -1102,7 +1102,7 @@ impl PaintableSink {
#[cfg(feature = "wayland")] #[cfg(feature = "wayland")]
fn initialize_waylandegl( fn initialize_waylandegl(
&self, &self,
display: gdk::Display, display: &gdk::Display,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
CAT, CAT,
@ -1125,7 +1125,9 @@ impl PaintableSink {
// let wayland_display = gdk_wayland::WaylandDisplay::wl_display(display.downcast()); // let wayland_display = gdk_wayland::WaylandDisplay::wl_display(display.downcast());
// get the ptr directly since we are going to use it raw // get the ptr directly since we are going to use it raw
let display = display.downcast::<gdk_wayland::WaylandDisplay>().unwrap(); let display = display
.downcast_ref::<gdk_wayland::WaylandDisplay>()
.unwrap();
let wayland_display = let wayland_display =
gdk_wayland::ffi::gdk_wayland_display_get_wl_display(display.to_glib_none().0); gdk_wayland::ffi::gdk_wayland_display_get_wl_display(display.to_glib_none().0);
if wayland_display.is_null() { if wayland_display.is_null() {
@ -1156,7 +1158,7 @@ impl PaintableSink {
#[cfg(target_os = "macos")] #[cfg(target_os = "macos")]
fn initialize_macosgl( fn initialize_macosgl(
&self, &self,
display: gdk::Display, display: &gdk::Display,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
CAT, CAT,
@ -1193,7 +1195,7 @@ impl PaintableSink {
#[cfg(target_os = "windows")] #[cfg(target_os = "windows")]
fn initialize_wgl( fn initialize_wgl(
&self, &self,
_display: gdk::Display, _display: &gdk::Display,
context: &gdk::GLContext, context: &gdk::GLContext,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
@ -1244,7 +1246,7 @@ impl PaintableSink {
#[cfg(all(target_os = "windows", feature = "winegl"))] #[cfg(all(target_os = "windows", feature = "winegl"))]
fn initialize_winegl( fn initialize_winegl(
&self, &self,
display: gdk::Display, display: &gdk::Display,
) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> { ) -> Option<(gst_gl::GLDisplay, gst_gl::GLContext)> {
gst::info!( gst::info!(
CAT, CAT,
@ -1267,7 +1269,7 @@ impl PaintableSink {
use gdk_win32::prelude::*; use gdk_win32::prelude::*;
use glib::translate::*; use glib::translate::*;
let d = display.downcast::<gdk_win32::Win32Display>().unwrap(); let d = display.downcast_ref::<gdk_win32::Win32Display>().unwrap();
let egl_display = d.egl_display().unwrap().as_ptr(); let egl_display = d.egl_display().unwrap().as_ptr();
// TODO: On the binary distribution of GStreamer for Windows, this symbol is not there // TODO: On the binary distribution of GStreamer for Windows, this symbol is not there