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spice: add scanout_disable support 

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 1487669841-13668-5-git-send-email-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2017-02-21 10:37:19 +01:00
parent 975896fc88
commit 46ffd0c031
1 changed files with 21 additions and 15 deletions
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24
ui/spice-display.c
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@ -928,6 +928,17 @@ static QEMUGLContext qemu_spice_gl_create_context(DisplayChangeListener *dcl,
return qemu_egl_create_context(dcl, params);
}
static void qemu_spice_gl_scanout_disable(DisplayChangeListener *dcl)
{
SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
dprint(1, "%s: no framebuffer\n", __func__);
spice_qxl_gl_scanout(&ssd->qxl, -1, 0, 0, 0, 0, false);
qemu_spice_gl_monitor_config(ssd, 0, 0, 0, 0);
ssd->have_surface = false;
ssd->have_scanout = false;
}
static void qemu_spice_gl_scanout_texture(DisplayChangeListener *dcl,
uint32_t tex_id,
bool y_0_top,
@ -940,7 +951,7 @@ static void qemu_spice_gl_scanout_texture(DisplayChangeListener *dcl,
EGLint stride = 0, fourcc = 0;
int fd = -1;
if (tex_id) {
assert(tex_id);
fd = egl_get_fd_for_texture(tex_id, &stride, &fourcc);
if (fd < 0) {
fprintf(stderr, "%s: failed to get fd for texture\n", __func__);
@ -948,19 +959,13 @@ static void qemu_spice_gl_scanout_texture(DisplayChangeListener *dcl,
}
dprint(1, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__,
w, h, stride, fourcc);
} else {
dprint(1, "%s: no texture (no framebuffer)\n", __func__);
}
assert(!tex_id || fd >= 0);
/* note: spice server will close the fd */
spice_qxl_gl_scanout(&ssd->qxl, fd, backing_width, backing_height,
stride, fourcc, y_0_top);
ssd->have_surface = false;
ssd->have_scanout = (tex_id != 0);
qemu_spice_gl_monitor_config(ssd, x, y, w, h);
ssd->have_surface = false;
ssd->have_scanout = true;
}
static void qemu_spice_gl_update(DisplayChangeListener *dcl,
@ -993,6 +998,7 @@ static const DisplayChangeListenerOps display_listener_gl_ops = {
.dpy_gl_ctx_make_current = qemu_egl_make_context_current,
.dpy_gl_ctx_get_current = qemu_egl_get_current_context,
.dpy_gl_scanout_disable = qemu_spice_gl_scanout_disable,
.dpy_gl_scanout_texture = qemu_spice_gl_scanout_texture,
.dpy_gl_update = qemu_spice_gl_update,
};