mirror/JUCE
1
0
Fork 0
mirror of https://github.com/juce-framework/JUCE.git synced 2026-01-30 02:50:05 +00:00
Code Activity

First check-in of the "jucequake": a major re-organisation of the library to break it up into modules. For more details about this, see the website forum..

Browse source
This commit is contained in:
Julian Storer 2011-08-12 10:04:52 +01:00
parent 1a21c89755
commit b70e0a28d2
1527 changed files with 90380 additions and 396643 deletions
Download patch file Download diff file Expand all files Collapse all files

100
src/gui/graphics/imaging/juce_ImageFileFormat.cpp
View file

@ -1,100 +0,0 @@
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-11 by Raw Material Software Ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the GNU General
Public License (Version 2), as published by the Free Software Foundation.
A copy of the license is included in the JUCE distribution, or can be found
online at www.gnu.org/licenses.
JUCE 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 General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.rawmaterialsoftware.com/juce for more information.
==============================================================================
*/
#include "../../../core/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_ImageFileFormat.h"
#include "../../../io/streams/juce_MemoryInputStream.h"
#include "../../../io/files/juce_FileInputStream.h"
#include "../../../io/streams/juce_BufferedInputStream.h"
//==============================================================================
struct DefaultImageFormats
{
PNGImageFormat png;
JPEGImageFormat jpg;
GIFImageFormat gif;
};
static DefaultImageFormats defaultImageFormats;
ImageFileFormat* ImageFileFormat::findImageFormatForStream (InputStream& input)
{
ImageFileFormat* formats[] = { &defaultImageFormats.png,
&defaultImageFormats.jpg,
&defaultImageFormats.gif };
const int64 streamPos = input.getPosition();
for (int i = 0; i < numElementsInArray (formats); ++i)
{
const bool found = formats[i]->canUnderstand (input);
input.setPosition (streamPos);
if (found)
return formats[i];
}
return nullptr;
}
//==============================================================================
Image ImageFileFormat::loadFrom (InputStream& input)
{
ImageFileFormat* const format = findImageFormatForStream (input);
if (format != nullptr)
return format->decodeImage (input);
return Image::null;
}
Image ImageFileFormat::loadFrom (const File& file)
{
InputStream* const in = file.createInputStream();
if (in != nullptr)
{
BufferedInputStream b (in, 8192, true);
return loadFrom (b);
}
return Image::null;
}
Image ImageFileFormat::loadFrom (const void* rawData, const int numBytes)
{
if (rawData != nullptr && numBytes > 4)
{
MemoryInputStream stream (rawData, numBytes, false);
return loadFrom (stream);
}
return Image::null;
}
END_JUCE_NAMESPACE