[Spice-devel] [PATCH spice-server v2] stream-channel: Tell client we are just streaming data

[Frediano Ziglio]

This give an hint to client which can optimise rendering.

Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
 server/stream-channel.c | 7 +++++++
 1 file changed, 7 insertions(+)

Changes since v1:
- add a comment for capability check explanation

diff --git a/server/stream-channel.c b/server/stream-channel.c
index c7ca0206..e686fe4d 100644
--- a/server/stream-channel.c
+++ b/server/stream-channel.c
@@ -203,6 +203,13 @@ stream_channel_send_item(RedChannelClient *rcc, RedPipeItem *pipe_item)
             channel->width, channel->height,
             SPICE_SURFACE_FMT_32_xRGB, SPICE_SURFACE_FLAGS_PRIMARY
         };
+#ifdef SPICE_SURFACE_FLAGS_STREAMING_MODE
+        // give an hint to client that we are sending just streaming
+        // see spice.proto for capability check here
+        if (red_channel_client_test_remote_cap(rcc, SPICE_DISPLAY_CAP_MULTI_CODEC)) {
+            surface_create.flags |= SPICE_SURFACE_FLAGS_STREAMING_MODE;
+        }
+#endif
         spice_marshall_msg_display_surface_create(m, &surface_create);
         break;
     }
-- 
2.13.6