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82 lines
2.8 KiB
C++
82 lines
2.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "titanic/support/image_decoders.h"
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namespace Titanic {
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void CJPEGDecode::decode(OSVideoSurface &surface, const CString &name) {
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// Open up the resource
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StdCWadFile file;
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file.open(name);
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// Use the ScucmmVM deoder to decode it
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loadStream(*file.readStream());
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const Graphics::Surface *srcSurf = getSurface();
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// Resize the surface if necessary
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if (!surface.hasSurface() || surface.getWidth() != srcSurf->w
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|| surface.getHeight() != srcSurf->h)
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surface.recreate(srcSurf->w, srcSurf->h);
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// Convert the decoded surface to the correct pixel format, and then copy it over
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surface.lock();
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Graphics::Surface *convertedSurface = srcSurf->convertTo(surface._rawSurface->format);
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Common::copy((byte *)convertedSurface->getPixels(), (byte *)convertedSurface->getPixels() +
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surface.getPitch() * surface.getHeight(), (byte *)surface._rawSurface->getPixels());
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convertedSurface->free();
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delete convertedSurface;
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surface.unlock();
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}
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/*------------------------------------------------------------------------*/
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void CTargaDecode::decode(OSVideoSurface &surface, const CString &name) {
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// Open up the resource
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StdCWadFile file;
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file.open(name);
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// Use the ScucmmVM deoder to decode it
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loadStream(*file.readStream());
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const Graphics::Surface *srcSurf = getSurface();
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// Resize the surface if necessary
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if (!surface.hasSurface() || surface.getWidth() != srcSurf->w
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|| surface.getHeight() != srcSurf->h)
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surface.recreate(srcSurf->w, srcSurf->h);
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// Convert the decoded surface to the correct pixel format, and then copy it over
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surface.lock();
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Graphics::Surface *convertedSurface = srcSurf->convertTo(surface._rawSurface->format);
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Common::copy((byte *)convertedSurface->getPixels(), (byte *)convertedSurface->getPixels() +
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surface.getPitch() * surface.getHeight(), (byte *)surface._rawSurface->getPixels());
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convertedSurface->free();
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delete convertedSurface;
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surface.unlock();
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}
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} // End of namespace Titanic
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