From 185f7de4cf96adb032d2ebfefcfc45a8cc2ec25c Mon Sep 17 00:00:00 2001
From: Martin Pulec <martin.pulec@cesnet.cz>
Date: Wed, 29 Oct 2025 13:14:16 +0100
Subject: [PATCH] vcap/deltacast: modernize ClockChannel usage

(from SDK sample Sample_RX4K.cpp)

Removed setting the ClockSystem - not present even in example in SDK
6.13.1.
---
 src/video_capture/deltacast.cpp | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/video_capture/deltacast.cpp b/src/video_capture/deltacast.cpp
index 34e0e787e..0d5847b59 100644
--- a/src/video_capture/deltacast.cpp
+++ b/src/video_capture/deltacast.cpp
@@ -193,11 +193,17 @@ static bool wait_for_channel(struct vidcap_deltacast_state *s)
         }
 
         /* Auto-detect clock system */
-        Result = VHD_GetBoardProperty(s->BoardHandle,
+        Result =
+#ifdef VHD_MIN_6_21
+            VHD_GetChannelProperty(s->BoardHandle, VHD_RX_CHANNEL, s->channel,
+                                   VHD_SDI_CP_CLOCK_DIVISOR, &s->ClockSystem);
+#else
+            VHD_GetBoardProperty(s->BoardHandle,
                                       DELTA_CH_TO_VAL(s->channel,
                                                       VHD_SDI_BP_RX0_CLOCK_DIV,
                                                       VHD_SDI_BP_RX4_CLOCK_DIV),
                                       &s->ClockSystem);
+#endif
 
         if(Result != VHDERR_NOERROR) {
                 MSG(ERROR,
@@ -209,9 +215,6 @@ static bool wait_for_channel(struct vidcap_deltacast_state *s)
                 printf("\nIncoming clock system : %s\n",(s->ClockSystem==VHD_CLOCKDIV_1)?"European":"American");
         }
 
-         /* Select the detected clock system */
-        VHD_SetBoardProperty(s->BoardHandle,VHD_SDI_BP_CLOCK_SYSTEM,s->ClockSystem);
-
         /* Create a logical stream to receive from RX0 connector */
         const VHD_STREAMTYPE StrmType = delta_rx_ch_to_stream_t(s->channel);
         ULONG ProcessingMode = 0;