Fix HDTV height for H.264 streams with correct PAR.

src/input/decoder.c

@@ -2285,8 +2285,11 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
             var_CreateGetBool( p_dec, "hdtv-fix" ) )
         {
             p_dec->fmt_out.video.i_visible_height = 1080;
+            if( !(p_dec->fmt_out.video.i_sar_num % 136))
+            {
                 p_dec->fmt_out.video.i_sar_num *= 135;
                 p_dec->fmt_out.video.i_sar_den *= 136;
+            }
             msg_Warn( p_dec, "Fixing broken HDTV stream (display_height=1088)");
         }