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GROOVIE: Fix ROQ JPEG decoding

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This commit is contained in:
Matthew Hoops 2013-09-16 20:56:59 -04:00
parent d9e6617818
commit b882939141
1 changed files with 8 additions and 2 deletions
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10
engines/groovie/roq.cpp
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@ -28,6 +28,7 @@
#include "groovie/groovie.h"
#include "common/debug.h"
#include "common/substream.h"
#include "common/textconsole.h"
#include "graphics/palette.h"
@ -436,14 +437,19 @@ bool ROQPlayer::processBlockStill(ROQBlockHeader &blockHeader) {
Graphics::JPEGDecoder *jpg = new Graphics::JPEGDecoder();
jpg->setOutputColorSpace(Graphics::JPEGDecoder::kColorSpaceYUV);
jpg->loadStream(*_file);
uint32 startPos = _file->pos();
Common::SeekableSubReadStream subStream(_file, startPos, startPos + blockHeader.size, DisposeAfterUse::NO);
jpg->loadStream(subStream);
const Graphics::Surface *srcSurf = jpg->getSurface();
const byte *src = (const byte *)srcSurf->getPixels();
byte *ptr = (byte *)_currBuf->getPixels();
memcpy(ptr, src, _currBuf->w * _currBuf->h);
memcpy(ptr, src, _currBuf->w * _currBuf->h * srcSurf->format.bytesPerPixel);
delete jpg;
_file->seek(startPos + blockHeader.size);
return true;
}