update fragments count when writing header

lieff · May 10, 2022 · 9c324d0 · 9c324d0
1 parent fddfeaa
commit 9c324d0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/minimp4.h b/minimp4.h
@@ -1024,7 +1024,7 @@ static int mp4e_write_fragment_header(MP4E_mux_t *mux, int track_num, int data_b
 
     ATOM(BOX_moof)
         ATOM_FULL(BOX_mfhd, 0)
-            WRITE_4(mux->fragments_count);  // start from 1
+            WRITE_4(++mux->fragments_count);  // start from 1
         END_ATOM
         ATOM(BOX_traf)
             flags = 0;