libopenraw
lib
io
memstream.hpp
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/* -*- Mode: C++ -*- */
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/*
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* libopenraw - memstream.h
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*
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* Copyright (C) 2007-2016 Hubert Figuière
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef OR_INTERNALS_IO_MEMSTREAM_H_
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#define OR_INTERNALS_IO_MEMSTREAM_H_
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#include <stddef.h>
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#include <sys/types.h>
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#include <libopenraw/consts.h>
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#include "io/stream.hpp"
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namespace
OpenRaw
{
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namespace
IO {
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class
MemStream
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:
public
Stream
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{
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public
:
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MemStream
(
void
*ptr,
size_t
s);
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virtual
~
MemStream
()
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{}
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MemStream
(
const
MemStream
& f) =
delete
;
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MemStream
& operator=(
const
MemStream
&) =
delete
;
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virtual
or_error
open
()
override
;
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virtual
int
close
()
override
;
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virtual
int
seek
(off_t offset,
int
whence)
override
;
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virtual
int
read
(
void
*buf,
size_t
count)
override
;
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virtual
off_t filesize()
override
;
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private
:
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void
* m_ptr;
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size_t
m_size;
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unsigned
char
* m_current;
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};
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}
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}
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#endif
OpenRaw
CIFF is the container for CRW files. It is an attempt from Canon to make this a standard....
Definition:
arwfile.cpp:30
OpenRaw::IO::MemStream::seek
virtual int seek(off_t offset, int whence) override
Definition:
memstream.cpp:57
OpenRaw::IO::Stream
base virtual class for IO
Definition:
stream.hpp:41
OpenRaw::IO::MemStream
Definition:
memstream.hpp:35
OpenRaw::IO::MemStream::open
virtual or_error open() override
Definition:
memstream.cpp:44
OpenRaw::IO::MemStream::close
virtual int close() override
Definition:
memstream.cpp:51
OpenRaw::IO::MemStream::read
virtual int read(void *buf, size_t count) override
Definition:
memstream.cpp:88
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