diff --git a/ultragrid/src/video_capture/deltacast.cpp b/ultragrid/src/video_capture/deltacast.cpp
index 71accb8b6..6e6e3f298 100644
--- a/ultragrid/src/video_capture/deltacast.cpp
+++ b/ultragrid/src/video_capture/deltacast.cpp
@@ -135,7 +135,7 @@ static void usage(void)
         printf("\nAvailable codecs:\n");
         printf("\tUYVY\n");
         printf("\tv210\n");
-        printf("\tRAW\n");
+        printf("\traw\n");
 }
 
 struct vidcap_type *
diff --git a/ultragrid/src/video_codec.c b/ultragrid/src/video_codec.c
index 7bb176668..90d8b5828 100644
--- a/ultragrid/src/video_codec.c
+++ b/ultragrid/src/video_codec.c
@@ -71,7 +71,7 @@ const struct codec_info_t codec_info[] = {
         {RGB, "RGB", 0x32424752, 1, 3.0, 1},
         {DPX10, "DPX10", 0, 1, 4.0, 1},
         {JPEG, "JPEG", 'JPEG', 0, 0.0, 0},
-        {RAW, "RAW", 0, 0, 0.0, 0},
+        {RAW, "raw", 'raws', 0, 1.0, 0}, /* raw SDI */
         {0, NULL, 0, 0, 0.0, 0}
 };
 
diff --git a/ultragrid/src/video_display.c b/ultragrid/src/video_display.c
index d0ad8761d..8a7d3f62d 100644
--- a/ultragrid/src/video_display.c
+++ b/ultragrid/src/video_display.c
@@ -158,6 +158,7 @@ static display_table_t display_device_table[] = {
          display_deltacast_init,
          display_deltacast_run,
          display_deltacast_done,
+         NULL,
          display_deltacast_getf,
          display_deltacast_putf,
          display_deltacast_reconfigure,
diff --git a/ultragrid/src/video_display/deltacast.cpp b/ultragrid/src/video_display/deltacast.cpp
index 4012c2541..25256a3cb 100644
--- a/ultragrid/src/video_display/deltacast.cpp
+++ b/ultragrid/src/video_display/deltacast.cpp
@@ -347,7 +347,7 @@ display_type_t *display_deltacast_probe(void)
         return dtype;
 }
 
-int display_deltacast_get_property(void *state, int property, void *val, int *len)
+int display_deltacast_get_property(void *state, int property, void *val, size_t *len)
 {
         codec_t codecs[] = {v210, UYVY, RAW};
         
diff --git a/ultragrid/src/video_display/deltacast.h b/ultragrid/src/video_display/deltacast.h
index 18257ad9c..65cbc51fc 100644
--- a/ultragrid/src/video_display/deltacast.h
+++ b/ultragrid/src/video_display/deltacast.h
@@ -70,7 +70,7 @@ struct video_frame  *display_deltacast_getf(void *state);
 int                  display_deltacast_putf(void *state, char *frame);
 void                 display_deltacast_reconfigure(void *state,
                                 struct video_desc desc);
-int                  display_deltacast_get_property(void *state, int property, void *val, int *len);
+int                  display_deltacast_get_property(void *state, int property, void *val, size_t *len);
 
 #ifdef __cplusplus
 } // END extern "C"