Merge pull request #14200 from alalek:fix_imgcodecs_stream_set_pos

6 years ago · bda90dae77
parent 6894651027 6dfb6a3016
commit bda90dae77
1 changed files with 3 additions and 0 deletions
--- a/modules/imgcodecs/src/bitstrm.cpp
+++ b/modules/imgcodecs/src/bitstrm.cpp
@ -175,8 +175,11 @@ void  RBaseStream::setPos( int pos )
    }

    int offset = pos % m_block_size;
+    int old_block_pos = m_block_pos;
    m_block_pos = pos - offset;
    m_current = m_start + offset;
+    if (old_block_pos != m_block_pos)
+        readBlock();
 }