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Diffstat (limited to 'engines/mohawk/jpeg.cpp')
-rw-r--r-- | engines/mohawk/jpeg.cpp | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/engines/mohawk/jpeg.cpp b/engines/mohawk/jpeg.cpp deleted file mode 100644 index 07ec54dfea..0000000000 --- a/engines/mohawk/jpeg.cpp +++ /dev/null @@ -1,87 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU 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 General Public License for more details. - - * You should have received a copy of the GNU 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. - * - * $URL$ - * $Id$ - * - */ - -#include "common/system.h" -#include "graphics/conversion.h" // For YUV2RGB - -#include "mohawk/jpeg.h" - -namespace Mohawk { - -JPEGDecoder::JPEGDecoder(bool freeSurfaceAfterUse) : Graphics::Codec(), _freeSurfaceAfterUse(freeSurfaceAfterUse) { - _jpeg = new Graphics::JPEG(); - _pixelFormat = g_system->getScreenFormat(); - _surface = NULL; -} - -JPEGDecoder::~JPEGDecoder() { - delete _jpeg; - - if (_surface) { - _surface->free(); - delete _surface; - } -} - -Graphics::Surface *JPEGDecoder::decodeImage(Common::SeekableReadStream* stream) { - _jpeg->read(stream); - Graphics::Surface *ySurface = _jpeg->getComponent(1); - Graphics::Surface *uSurface = _jpeg->getComponent(2); - Graphics::Surface *vSurface = _jpeg->getComponent(3); - - Graphics::Surface *destSurface = NULL; - - // If we should free the surface after use, use the internal _surface storage - // (this should be used when using as a Codec, as the Codecs should free their - // surfaces when deleting the Codec object). Otherwise, create a new Surface - // as the destination. - if (_freeSurfaceAfterUse) { - if (!_surface) { - _surface = new Graphics::Surface(); - _surface->create(ySurface->w, ySurface->h, _pixelFormat.bytesPerPixel); - } - destSurface = _surface; - } else { - destSurface = new Graphics::Surface(); - destSurface->create(ySurface->w, ySurface->h, _pixelFormat.bytesPerPixel); - } - - assert(destSurface); - - for (uint16 i = 0; i < destSurface->h; i++) { - for (uint16 j = 0; j < destSurface->w; j++) { - byte r = 0, g = 0, b = 0; - Graphics::YUV2RGB(*((byte *)ySurface->getBasePtr(j, i)), *((byte *)uSurface->getBasePtr(j, i)), *((byte *)vSurface->getBasePtr(j, i)), r, g, b); - if (_pixelFormat.bytesPerPixel == 2) - *((uint16 *)destSurface->getBasePtr(j, i)) = _pixelFormat.RGBToColor(r, g, b); - else - *((uint32 *)destSurface->getBasePtr(j, i)) = _pixelFormat.RGBToColor(r, g, b); - } - } - - return destSurface; -} - -} // End of namespace Mohawk |