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ui/gtk-egl: add scanout_dmabuf support

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Add support for dmabuf scanouts to gtk-egl.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20180306090951.22932-6-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2018-03-06 10:09:50 +01:00
parent 4c70280592
commit 70763fea4f
3 changed files with 29 additions and 0 deletions
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4
include/ui/gtk.h
View File

@ -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);

23
ui/gtk-egl.c
View File

@ -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)
{

2
ui/gtk.c
View File

@ -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,
};