python-codecs: fix vaapi gray output

koush · May 26, 2023 · 1ebcf32 · 1ebcf32
1 parent 79765ba
commit 1ebcf32
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Showing 3 changed files with 11 additions and 5 deletions.
diff --git a/plugins/python-codecs/package-lock.json b/plugins/python-codecs/package-lock.json
diff --git a/plugins/python-codecs/package.json b/plugins/python-codecs/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/python-codecs",
-   "version": "0.1.63",
+   "version": "0.1.64",
    "description": "Python Codecs for Scrypted",
    "keywords": [
       "scrypted",

diff --git a/plugins/python-codecs/src/gstreamer_postprocess.py b/plugins/python-codecs/src/gstreamer_postprocess.py
@@ -172,8 +172,14 @@ def update(self, caps, sampleSize: Tuple[int, int], options: scrypted_sdk.ImageO
         vaapipostproc.set_property('height', outputHeight)
 
         # not sure vaapi supports non-rgba across all hardware...
-        # (11): rgba             - GST_VIDEO_FORMAT_RGBA
-        vaapipostproc.set_property('format', 11)
+        # GST_VIDEO_FORMAT_RGBA (11) – rgb with alpha channel last
+        # GST_VIDEO_FORMAT_GRAY8 (25) – 8-bit grayscale
+
+        format = toCapsFormat(options)
+        if format == 'GRAY8':
+            vaapipostproc.set_property('format', 25)
+        else:
+            vaapipostproc.set_property('format', 11)
 
         if crop:
             left = int(crop['left'])