libvips/cplusplus/VStream.cpp
John Cupitt 4c5873809f experiment with renaming stream
rename as VipsConnection, VipsSource, VipsTarget etc.

see https://github.com/libvips/libvips/issues/1494#issuecomment-569498619

renamed with this script:

```

set -e

edit() {
        sed -i -E "$1" rename
}

for i in $*; do
        cp $i rename

        edit s/VIPS_STREAMOU/VIPS_TARGET_CUSTOM/g
        edit s/VIPS_STREAMO/VIPS_TARGET/g
        edit s/VIPS_STREAMIU/VIPS_SOURCE_CUSTOM/g
        edit s/VIPS_STREAMI/VIPS_SOURCE/g
        edit s/VIPS_STREAM/VIPS_CONNECTION/g

        edit s/vips_streamou/vips_target_custom/g
        edit s/vips_streamo/vips_target/g
        edit s/vips_streamiu/vips_source_custom/g
        edit s/vips_streami/vips_source/g
        edit s/vips_stream/vips_connection/g

        edit s/VipsStreamou/VipsTargetCustom/g
        edit s/VipsStreamo/VipsTarget/g
        edit s/VipsStreamiu/VipsSourceCustom/g
        edit s/VipsStreami/VipsSource/g
        edit s/VipsStream/VipsConnection/g

        # eg. VIPS_TYPE_STREAM or VIPS_IS_STREAM
        edit "s/VIPS_([A-Z]+)_STREAMOU/VIPS_\1_TARGET_CUSTOM/g"
        edit "s/VIPS_([A-Z]+)_STREAMO/VIPS_\1_TARGET/g"
        edit "s/VIPS_([A-Z]+)_STREAMIU/VIPS_\1_SOURCE_CUSTOM/g"
        edit "s/VIPS_([A-Z]+)_STREAMI/VIPS_\1_SOURCE/g"
        edit "s/VIPS_([A-Z]+)_STREAM/VIPS_\1_CONNECTION/g"

        edit s/streamou/target_custom/g
        edit s/streamo/target/g
        edit s/streamiu/source_custom/g
        edit s/streami/source/g

        # various identifiers which also change
        edit s/is_a_stream/is_a_source/g
        edit s/find_load_stream/find_load_source/g
        edit s/find_save_stream/find_save_target/g
        edit s/new_from_stream/new_from_source/g
        edit s/write_to_stream/write_to_target/g
        edit s/vips_thumbnail_stream/vips_thumbnail_source/g

        # eg. vips_webpload_stream
        edit "s/vips_([a-z]+)load_stream/vips_\1load_source/g"

        # eg. vips_webpsave_stream
        edit "s/vips_([a-z]+)save_stream/vips_\1save_target/g"

        mv rename $i
done
```
2019-12-29 21:40:21 +00:00

179 lines
3.3 KiB
C++

/* Object part of the VStreamI and VStreamO class
*/
/*
Copyright (C) 1991-2001 The National Gallery
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <vips/intl.h>
#include <vips/vips8>
#include <vips/debug.h>
/*
#define VIPS_DEBUG
#define VIPS_DEBUG_VERBOSE
*/
VIPS_NAMESPACE_START
VStreamI
VStreamI::new_from_descriptor( int descriptor )
{
VipsSource *input;
if( !(input = vips_source_new_from_descriptor( descriptor )) )
throw VError();
VStreamI out( input );
return( out );
}
VStreamI
VStreamI::new_from_file( const char *filename )
{
VipsSource *input;
if( !(input = vips_source_new_from_file( filename )) )
throw VError();
VStreamI out( input );
return( out );
}
VStreamI
VStreamI::new_from_blob( VipsBlob *blob )
{
VipsSource *input;
if( !(input = vips_source_new_from_blob( blob )) )
throw VError();
VStreamI out( input );
return( out );
}
VStreamI
VStreamI::new_from_memory( const void *data,
size_t size )
{
VipsSource *input;
if( !(input = vips_source_new_from_memory( data, size )) )
throw VError();
VStreamI out( input );
return( out );
}
VStreamI
VStreamI::new_from_options( const char *options )
{
VipsSource *input;
if( !(input = vips_source_new_from_options( options )) )
throw VError();
VStreamI out( input );
return( out );
}
VOption *
VOption::set( const char *name, const VStreamI value )
{
Pair *pair = new Pair( name );
pair->input = true;
g_value_init( &pair->value, VIPS_TYPE_SOURCE );
g_value_set_object( &pair->value, value.get_stream() );
options.push_back( pair );
return( this );
}
VStreamO
VStreamO::new_to_descriptor( int descriptor )
{
VipsTarget *output;
if( !(output = vips_target_new_to_descriptor( descriptor )) )
throw VError();
VStreamO out( output );
return( out );
}
VStreamO
VStreamO::new_to_file( const char *filename )
{
VipsTarget *output;
if( !(output = vips_target_new_to_file( filename )) )
throw VError();
VStreamO out( output );
return( out );
}
VStreamO
VStreamO::new_to_memory()
{
VipsTarget *output;
if( !(output = vips_target_new_to_memory()) )
throw VError();
VStreamO out( output );
return( out );
}
VOption *
VOption::set( const char *name, const VStreamO value )
{
Pair *pair = new Pair( name );
pair->input = true;
g_value_init( &pair->value, VIPS_TYPE_TARGET );
g_value_set_object( &pair->value, value.get_stream() );
options.push_back( pair );
return( this );
}
VIPS_NAMESPACE_END