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[Qemu-devel] [PATCH 3/4] gtk-egl: add scanout_dmabuf support
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH 3/4] gtk-egl: add scanout_dmabuf support |
Date: |
Tue, 27 Feb 2018 12:39:28 +0100 |
Add support for dmabuf scanouts to gtk-egl.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
include/ui/gtk.h | 4 ++++
ui/gtk-egl.c | 23 +++++++++++++++++++++++
ui/gtk.c | 2 ++
3 files changed, 29 insertions(+)
diff --git a/include/ui/gtk.h b/include/ui/gtk.h
index f6dafc5961..84c992c227 100644
--- a/include/ui/gtk.h
+++ b/include/ui/gtk.h
@@ -113,6 +113,10 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
uint32_t backing_height,
uint32_t x, uint32_t y,
uint32_t w, uint32_t h);
+void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
+ QemuDmaBuf *dmabuf);
+void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
+ QemuDmaBuf *dmabuf);
void gd_egl_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void gtk_egl_init(void);
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index eb86c26a1d..2c83c22d04 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -194,6 +194,29 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
backing_id, false);
}
+void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
+ QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+ egl_dmabuf_import_texture(dmabuf);
+ if (!dmabuf->texture) {
+ return;
+ }
+
+ gd_egl_scanout_texture(dcl, dmabuf->texture,
+ false, dmabuf->width, dmabuf->height,
+ 0, 0, dmabuf->width, dmabuf->height);
+#endif
+}
+
+void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
+ QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+ egl_dmabuf_release_texture(dmabuf);
+#endif
+}
+
void gd_egl_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
diff --git a/ui/gtk.c b/ui/gtk.c
index d1101406d5..3edb9b2dde 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -744,6 +744,8 @@ static const DisplayChangeListenerOps dcl_egl_ops = {
.dpy_gl_ctx_get_current = qemu_egl_get_current_context,
.dpy_gl_scanout_disable = gd_egl_scanout_disable,
.dpy_gl_scanout_texture = gd_egl_scanout_texture,
+ .dpy_gl_scanout_dmabuf = gd_egl_scanout_dmabuf,
+ .dpy_gl_release_dmabuf = gd_egl_release_dmabuf,
.dpy_gl_update = gd_egl_scanout_flush,
};
--
2.9.3