remove exrtabytes check in compress_with_laszip

tmontaigu · Mar 9, 2020 · 90997b6 · 90997b6
1 parent ba75cfc
commit 90997b6
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/pylas/lasdatas/base.py b/pylas/lasdatas/base.py
@@ -362,8 +362,6 @@ def write(self, destination, do_compress=None):
             self.write_to(destination, do_compress=do_compress)
 
     def _compress_with_laszip_executable(self, out_stream):
-        if self.vlrs.get("ExtraBytesVlr"):
-            raise errors.LazError("Compressing LAS that has extra bytes is not supported with LASzip")
         try:
             out_stream.fileno()
         except OSError:

diff --git a/pylas/lasdatas/las14.py b/pylas/lasdatas/las14.py
@@ -26,6 +26,11 @@ def write_to(self, out_stream, do_compress=False):
         start = out_stream.tell()
         super().write_to(out_stream, do_compress=do_compress)
 
+        # when do_compress=True, and that the method to compress
+        # is piping data through laszip we will write evlrs 2 times
+        # once when we write the data (with do_compress=False)
+        # to laszip stdin and the other time after the data laszip returned us
+        # it's a bit a bit strange but should do no harm
         raw_evlrs = evlrs.RawEVLRList.from_list(self.evlrs)
         if len(self.evlrs) > 0:
             self.header.start_of_first_evlr = out_stream.tell()