generic-library/opencv
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Merge pull request #5502 from AlexanderStohr:file-handle-volatile-fix

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This commit is contained in:
Alexander Alekhin 2015-10-14 09:09:30 +00:00
commit c1545c6f2a
3 changed files with 5 additions and 2 deletions
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4
modules/imgcodecs/src/grfmt_png.cpp
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@ -368,7 +368,7 @@ bool PngEncoder::write( const Mat& img, const std::vector<int>& params )
{ {
f = fopen( m_filename.c_str(), "wb" ); f = fopen( m_filename.c_str(), "wb" );
if( f ) if( f )
png_init_io( png_ptr, f ); png_init_io( png_ptr, (png_FILE_p)f );
} }
int compression_level = -1; // Invalid value to allow setting 0-9 as valid int compression_level = -1; // Invalid value to allow setting 0-9 as valid
@ -437,7 +437,7 @@ bool PngEncoder::write( const Mat& img, const std::vector<int>& params )
} }
png_destroy_write_struct( &png_ptr, &info_ptr ); png_destroy_write_struct( &png_ptr, &info_ptr );
if(f) fclose( f ); if(f) fclose( (FILE*)f );
return result; return result;
} }

1
modules/videoio/src/cap_ffmpeg_impl.hpp
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@ -586,6 +586,7 @@ bool CvCapture_FFMPEG::open( const char* _filename )
if (err < 0) if (err < 0)
{ {
CV_WARN("Error opening file"); CV_WARN("Error opening file");
CV_WARN(_filename);
goto exit_func; goto exit_func;
} }
err = err =

2
modules/videoio/src/cap_gstreamer.cpp
View File

@ -601,6 +601,8 @@ bool CvCapture_GStreamer::open( int type, const char* filename )
else else
{ {
CV_WARN("GStreamer: Error opening file\n"); CV_WARN("GStreamer: Error opening file\n");
CV_WARN(filename);
CV_WARN(uri);
close(); close();
return false; return false;
} }