From 93673fce039ab5720fc5b67436d1cd9de6b74106 Mon Sep 17 00:00:00 2001
From: Jason Dove <jason@jasondove.me>
Date: Thu, 15 Dec 2022 19:32:48 -0600
Subject: [PATCH] add more logging to vaapi capabilities detection (#1059)

---
 .../Capabilities/HardwareCapabilitiesFactory.cs        | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/ErsatzTV.FFmpeg/Capabilities/HardwareCapabilitiesFactory.cs b/ErsatzTV.FFmpeg/Capabilities/HardwareCapabilitiesFactory.cs
index c3749455b..08eb6b9dd 100644
--- a/ErsatzTV.FFmpeg/Capabilities/HardwareCapabilitiesFactory.cs
+++ b/ErsatzTV.FFmpeg/Capabilities/HardwareCapabilitiesFactory.cs
@@ -57,7 +57,8 @@ public class HardwareCapabilitiesFactory : IHardwareCapabilitiesFactory
             string device = vaapiDevice.IfNone(string.Empty);
             var cacheKey = string.Format(VaapiCacheKeyFormat, driver, device);
 
-            if (_memoryCache.TryGetValue(cacheKey, out List<VaapiProfileEntrypoint> profileEntrypoints))
+            if (_memoryCache.TryGetValue(cacheKey, out List<VaapiProfileEntrypoint>? profileEntrypoints) &&
+                profileEntrypoints is not null)
             {
                 return new VaapiHardwareCapabilities(profileEntrypoints, _logger);
             }
@@ -111,9 +112,12 @@ public class HardwareCapabilitiesFactory : IHardwareCapabilitiesFactory
                 return new VaapiHardwareCapabilities(profileEntrypoints, _logger);
             }
         }
-        catch
+        catch (Exception ex)
         {
-            // ignored
+            _logger.LogWarning(
+                ex,
+                "Error detecting VAAPI capabilities; some hardware accelerated features will be unavailable");
+            return new NoHardwareCapabilities();
         }
 
         _logger.LogWarning(