Index: code/renderer/tr_init.c
===================================================================
--- code/renderer/tr_init.c	(revision 831)
+++ code/renderer/tr_init.c	(working copy)
@@ -423,7 +423,7 @@
 	}
 
 	ri.FS_WriteFile( fileName, buffer, 1 );		// create path
-	SaveJPG( fileName, 95, glConfig.vidWidth, glConfig.vidHeight, buffer);
+	SaveJPG( fileName, 90, glConfig.vidWidth, glConfig.vidHeight, buffer);
 
 	ri.Hunk_FreeTempMemory( buffer );
 }
@@ -727,7 +727,7 @@
 
 	if( cmd->motionJpeg )
 	{
-		frameSize = SaveJPGToBuffer( cmd->encodeBuffer, 95,
+		frameSize = SaveJPGToBuffer( cmd->encodeBuffer, 90,
 				cmd->width, cmd->height, cmd->captureBuffer );
 		ri.CL_WriteAVIVideoFrame( cmd->encodeBuffer, frameSize );
 	}
Index: code/renderer/tr_image.c
===================================================================
--- code/renderer/tr_image.c	(revision 831)
+++ code/renderer/tr_image.c	(working copy)
@@ -1816,6 +1816,11 @@
    * Here we just illustrate the use of quality (quantization table) scaling:
    */
   jpeg_set_quality(&cinfo, quality, TRUE /* limit to baseline-JPEG values */);
+  /* If quality is set high, disable chroma subsampling */
+  if (quality >= 85) {
+    cinfo.comp_info[0].h_samp_factor = 1;
+    cinfo.comp_info[0].v_samp_factor = 1;
+  }
 
   /* Step 4: Start compressor */
 
@@ -1890,6 +1895,11 @@
 
   jpeg_set_defaults(&cinfo);
   jpeg_set_quality(&cinfo, quality, TRUE /* limit to baseline-JPEG values */);
+  /* If quality is set high, disable chroma subsampling */
+  if (quality >= 85) {
+    cinfo.comp_info[0].h_samp_factor = 1;
+    cinfo.comp_info[0].v_samp_factor = 1;
+  }
 
   /* Step 4: Start compressor */
   jpeg_start_compress(&cinfo, TRUE);