diff mbox series

[v3,5/6] spice: get monitors physical dimension

Message ID 20200927145751.365446-6-marcandre.lureau@redhat.com
State New
Headers show
Series Add physical display dimensions to spice/virtio-gpu | expand

Commit Message

Marc-André Lureau Sept. 27, 2020, 2:57 p.m. UTC 
From: Marc-André Lureau <marcandre.lureau@redhat.com>

With upcoming Spice server version 0.14.4, the monitor configuration can
contain additional fields for the monitor physical dimensions.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 include/ui/console.h | 3 +++
 ui/spice-display.c   | 7 +++++++
 2 files changed, 10 insertions(+)
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Patch

diff --git a/include/ui/console.h b/include/ui/console.h
index 353d2e49a1..e7303d8b98 100644
--- a/include/ui/console.h
+++ b/include/ui/console.h
@@ -119,6 +119,9 @@  typedef struct DisplaySurface {
 } DisplaySurface;
 
 typedef struct QemuUIInfo {
+    /* physical dimension */
+    uint16_t width_mm;
+    uint16_t height_mm;
     /* geometry */
     int       xoff;
     int       yoff;
diff --git a/ui/spice-display.c b/ui/spice-display.c
index b304c13149..0178d5766d 100644
--- a/ui/spice-display.c
+++ b/ui/spice-display.c
@@ -678,6 +678,13 @@  static int interface_client_monitors_config(QXLInstance *sin,
     if (mc->num_of_monitors > head) {
         info.width  = mc->monitors[head].width;
         info.height = mc->monitors[head].height;
+#if SPICE_SERVER_VERSION >= 0x000e04 /* release 0.14.4 */
+        if (mc->flags & VD_AGENT_CONFIG_MONITORS_FLAG_PHYSICAL_SIZE) {
+            VDAgentMonitorMM *mm = (void *)&mc->monitors[mc->num_of_monitors];
+            info.width_mm = mm[head].width;
+            info.height_mm = mm[head].height;
+        }
+#endif
     }
 
     trace_qemu_spice_ui_info(ssd->qxl.id, info.width, info.height);