[Gstreamer-openmax] [PATCH 09/10] add component-role support

[Rob Clark]

---
 omx/gstomx.c      |   14 +++++++++++++-
 omx/gstomx.h      |    1 +
 omx/gstomx_util.c |   23 +++++++++++++++++++++--
 omx/gstomx_util.h |    1 +
 4 files changed, 36 insertions(+), 3 deletions(-)

diff --git a/omx/gstomx.c b/omx/gstomx.c
index e35ef3d..e199cce 100644
--- a/omx/gstomx.c
+++ b/omx/gstomx.c
@@ -233,7 +233,7 @@ plugin_init (GstPlugin *plugin)
         const gchar *element_name = gst_structure_nth_field_name (element_table, i);
         GstStructure *element = get_element_entry (element_name);
         const gchar *type_name, *parent_type_name;
-        const gchar *component_name, *library_name;
+        const gchar *component_name, *component_role, *library_name;
         GType type;
         gint rank;
 
@@ -242,6 +242,7 @@ plugin_init (GstPlugin *plugin)
         parent_type_name = gst_structure_get_string (element, "parent-type");
         type_name = gst_structure_get_string (element, "type");
         component_name = gst_structure_get_string (element, "component-name");
+        component_role = gst_structure_get_string (element, "component-role");
         library_name = gst_structure_get_string (element, "library-name");
 
         if (!type_name || !component_name || !library_name)
@@ -316,6 +317,9 @@ gstomx_get_component_info (void *core,
     str = gst_structure_get_string (element, "component-name");
     rcore->component_name = g_strdup (str);
 
+    str = gst_structure_get_string (element, "component-role");
+    rcore->component_role = g_strdup (str);
+
     return TRUE;
 }
 
@@ -328,6 +332,11 @@ gstomx_install_property_helper (GObjectClass *gobject_class)
                                                           "Name of the OpenMAX IL component to use",
                                                           NULL, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
 
+    g_object_class_install_property (gobject_class, ARG_COMPONENT_ROLE,
+                                     g_param_spec_string ("component-role", "Component role",
+                                                          "Role of the OpenMAX IL component",
+                                                          NULL, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
     g_object_class_install_property (gobject_class, ARG_LIBRARY_NAME,
                                      g_param_spec_string ("library-name", "Library name",
                                                           "Name of the OpenMAX IL implementation library to use",
@@ -343,6 +352,9 @@ gstomx_get_property_helper (void *core, guint prop_id, GValue *value)
         case ARG_COMPONENT_NAME:
             g_value_set_string (value, gomx->component_name);
             return TRUE;
+        case ARG_COMPONENT_ROLE:
+            g_value_set_string (value, gomx->component_role);
+            return TRUE;
         case ARG_LIBRARY_NAME:
             g_value_set_string (value, gomx->library_name);
             return TRUE;
diff --git a/omx/gstomx.h b/omx/gstomx.h
index 7557fd4..da66c81 100644
--- a/omx/gstomx.h
+++ b/omx/gstomx.h
@@ -34,6 +34,7 @@ enum
 {
     GSTOMX_ARG_0,
     ARG_COMPONENT_NAME,
+    ARG_COMPONENT_ROLE,
     ARG_LIBRARY_NAME,
     GSTOMX_LAST_COMMON_PROP
 };
diff --git a/omx/gstomx_util.c b/omx/gstomx_util.c
index 565bdda..513ab6d 100644
--- a/omx/gstomx_util.c
+++ b/omx/gstomx_util.c
@@ -310,8 +310,10 @@ g_omx_core_init (GOmxCore *core)
     if (core->omx_handle)
         return;
 
-    GST_DEBUG_OBJECT (core->object, "loading: %s (%s)",
-            core->component_name, core->library_name);
+    GST_DEBUG_OBJECT (core->object, "loading: %s %s (%s)",
+            core->component_name,
+            core->component_role ? core->component_role : "",
+            core->library_name);
 
     core->imp = request_imp (core->library_name);
 
@@ -327,7 +329,23 @@ g_omx_core_init (GOmxCore *core)
             core->omx_handle, core->omx_error);
 
     if (!core->omx_error)
+    {
         core->omx_state = OMX_StateLoaded;
+
+        if (core->component_role)
+        {
+            OMX_PARAM_COMPONENTROLETYPE param;
+
+            GST_DEBUG_OBJECT (core->object, "setting component role: %s",
+                    core->component_role);
+
+            G_OMX_INIT_PARAM (param);
+
+            strcpy((char*)param.cRole, core->component_role);
+
+            g_omx_core_set_param (core, OMX_IndexParamStandardComponentRole, &param);
+        }
+    }
 }
 
 void
@@ -354,6 +372,7 @@ g_omx_core_deinit (GOmxCore *core)
 
     g_free (core->library_name);
     g_free (core->component_name);
+    g_free (core->component_role);
 
     release_imp (core->imp);
     core->imp = NULL;
diff --git a/omx/gstomx_util.h b/omx/gstomx_util.h
index c647998..64360b9 100644
--- a/omx/gstomx_util.h
+++ b/omx/gstomx_util.h
@@ -94,6 +94,7 @@ struct GOmxCore
 
     gchar *library_name;
     gchar *component_name;
+    gchar *component_role;
 };
 
 struct GOmxPort
-- 
1.6.3.2