set GA_ReadOnly flag again since test error

f50858dd · edgarriba · a242556b · f50858dd
Commit f50858dd authored Nov 01, 2015 by edgarriba
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grfmt_gdal.cpp modules/imgcodecs/src/grfmt_gdal.cpp +1 -1

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--- a/modules/imgcodecs/src/grfmt_gdal.cpp
+++ b/modules/imgcodecs/src/grfmt_gdal.cpp
@@ -461,7 +461,7 @@ bool GdalDecoder::readData( Mat& img ){
 bool GdalDecoder::readHeader(){

    // load the dataset
-    m_dataset = (GDALDataset*) GDALOpen( m_filename.c_str(), GA_Update);
+    m_dataset = (GDALDataset*) GDALOpen( m_filename.c_str(), GA_ReadOnly);

    // if dataset is null, then there was a problem
    if( m_dataset == NULL ){