media: videodev2.h: RGB BT2020 and HSV are always full range

[mirror_ubuntu-focal-kernel.git] / include / uapi / linux / videodev2.h

diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 530638dffd934128352cd39ef1fa3f1de0c6e444..3210b3c82a4a2637a562746d7f0f8709d90b298e 100644 (file)
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -371,9 +371,9 @@ enum v4l2_hsv_encoding {
 
 enum v4l2_quantization {
        /*
-        * The default for R'G'B' quantization is always full range, except
-        * for the BT2020 colorspace. For Y'CbCr the quantization is always
-        * limited range, except for COLORSPACE_JPEG: this is full range.
+        * The default for R'G'B' quantization is always full range.
+        * For Y'CbCr the quantization is always limited range, except
+        * for COLORSPACE_JPEG: this is full range.
         */
        V4L2_QUANTIZATION_DEFAULT     = 0,
        V4L2_QUANTIZATION_FULL_RANGE  = 1,
@@ -382,14 +382,13 @@ enum v4l2_quantization {
 
 /*
  * Determine how QUANTIZATION_DEFAULT should map to a proper quantization.
- * This depends on whether the image is RGB or not, the colorspace and the
- * Y'CbCr encoding.
+ * This depends on whether the image is RGB or not, the colorspace.
+ * The Y'CbCr encoding is not used anymore, but is still there for backwards
+ * compatibility.
  */
 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv, colsp, ycbcr_enc) \
-       (((is_rgb_or_hsv) && (colsp) == V4L2_COLORSPACE_BT2020) ? \
-        V4L2_QUANTIZATION_LIM_RANGE : \
-        (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
-        V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE))
+       (((is_rgb_or_hsv) || (colsp) == V4L2_COLORSPACE_JPEG) ? \
+        V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE)
 
 /*
  * Deprecated names for opRGB colorspace (IEC 61966-2-5)