MRF: enable QB3_FTL mode when available (#10753)

OSGeo · Sep 9, 2024 · cf67174 · cf67174
1 parent 83d81b1
commit cf67174
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/frmts/mrf/QB3_band.cpp b/frmts/mrf/QB3_band.cpp
@@ -84,6 +84,12 @@ CPLErr QB3_Band::Compress(buf_mgr &dst, buf_mgr &src)
         // Quality of 90 and above trigger the better encoding
         qb3_set_encoder_mode(pQB3, (img.quality > 90) ? QB3M_BEST : QB3M_BASE);
 
+#if defined(QB3_HAS_FTL)
+        // Quality below 5 triggers the faster encoding, when available
+        if (img.quality < 5)
+            qb3_set_encoder_mode(pQB3, QB3M_FTL);
+#endif
+
         dst.size = qb3_encode(pQB3, src.buffer, dst.buffer);
         if (0 == dst.size)
         {