X-Git-Url: https://git.sesse.net/?p=nageru;a=blobdiff_plain;f=nageru%2Fmjpeg_encoder.cpp;fp=nageru%2Fmjpeg_encoder.cpp;h=03afac9e1df27fb10bd12bc8bc8d7a1a8183279c;hp=3308c3224e5fdec3d1d42c90482ab7360edc515d;hb=4d97399a1b67631f1844d807d95cb9da48f20477;hpb=911fc5867669e9808da80140b24c819b05471f73

diff --git a/nageru/mjpeg_encoder.cpp b/nageru/mjpeg_encoder.cpp
index 3308c32..03afac9 100644
--- a/nageru/mjpeg_encoder.cpp
+++ b/nageru/mjpeg_encoder.cpp
@@ -882,9 +882,9 @@ void MJPEGEncoder::encode_jpeg_va(QueuedFrame &&qf)
 
 	int y_h_samp_factor, y_v_samp_factor;
 	if (is_uyvy(qf.frame)) {
-		// 4:2:2 (sample Y' twice as often vertically as Cb or Cr).
-		y_h_samp_factor = 1;
-		y_v_samp_factor = 2;
+		// 4:2:2 (sample Y' twice as often horizontally as Cb or Cr, vertical is left alone).
+		y_h_samp_factor = 2;
+		y_v_samp_factor = 1;
 	} else {
 		// 4:2:0 (sample Y' twice as often as Cb or Cr, in both directions)
 		assert(is_i420(qf.frame));