From 0045574847883167f5c2b569811e049616ee611d Mon Sep 17 00:00:00 2001
From: Yonit Halperin <yhalperi@redhat.com>
Date: Wed, 14 Jul 2010 13:26:34 +0300
Subject: [PATCH 26/39] spice: enabling/disabling jpeg and zlib-over-glz via spice command line args

---
 qemu-config.c |    6 ++++++
 spice.c       |   29 +++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 0 deletions(-)

diff --git a/qemu-config.c b/qemu-config.c
index 74bfc62..3e4fcf9 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -384,6 +384,12 @@ QemuOptsList qemu_spice_opts = {
         },{
             .name = "tls-ciphers",
             .type = QEMU_OPT_STRING,
+        },{
+            .name = "jpeg",
+            .type = QEMU_OPT_STRING,
+        },{
+            .name = "zlib-glz",
+            .type = QEMU_OPT_STRING,
         },
         { /* end if list */ }
     },
diff --git a/spice.c b/spice.c
index 1109b4f..201e53c 100644
--- a/spice.c
+++ b/spice.c
@@ -207,6 +207,23 @@ int mon_spice_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
                                      port, tls_port, subject);
 }

+static inline spice_wan_compression_t get_wan_compression_value(const char *str)
+{
+    if (!strcmp(str, "wan")) {
+        return SPICE_WAN_COMPRESSION_AUTO;
+    }
+
+    if (!strcmp(str, "never")) {
+        return SPICE_WAN_COMPRESSION_NEVER;
+    }
+
+    if (!strcmp(str, "always")) {
+        return SPICE_WAN_COMPRESSION_ALWAYS;
+    }
+
+    return SPICE_WAN_COMPRESSION_INVALID;
+}
+
 void qemu_spice_init(void)
 {
     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
@@ -218,6 +235,7 @@ void qemu_spice_init(void)
         *x509_cert_file = NULL,
         *x509_cacert_file = NULL;
     int port, tls_port, len;
+    const char *jpeg, *zlib_glz;

     if (!opts)
         return;
@@ -283,6 +301,17 @@ void qemu_spice_init(void)
     /* TODO: make configurable via cmdline */
     spice_server_set_image_compression(spice_server, SPICE_IMAGE_COMPRESS_AUTO_GLZ);

+    jpeg = qemu_opt_get(opts, "jpeg");
+    zlib_glz = qemu_opt_get(opts, "zlib-glz");
+
+    if (jpeg) {
+        spice_server_set_jpeg_compression(spice_server, get_wan_compression_value(jpeg));
+    }
+
+    if (zlib_glz) {
+        spice_server_set_zlib_glz_compression(spice_server, get_wan_compression_value(zlib_glz));
+    }
+
     spice_server_init(spice_server, &core_interface);
     using_spice = 1;

-- 
1.7.2.3