BLADERUNNER: Fixed images & z-buffer on big-endian architectures

3 files changed, 21 insertions, 0 deletions

diff --git a/engines/bladerunner/image.cpp b/engines/bladerunner/image.cpp
index e6b55280a7..19f9f0087d 100644
--- a/engines/bladerunner/image.cpp
+++ b/engines/bladerunner/image.cpp
@@ -64,6 +64,13 @@ bool Image::open(const Common::String &name) {
 		warning("LZO image decompression is not implemented");
 	} else if (strcmp(tag, "LCW") == 0) {
 		decompress_lcw(buf, bufSize, (uint8 *)data, dataSize);
+#ifdef SCUMM_BIG_ENDIAN
+		// As the compression is working with 8-bit data, on big-endian architectures we have to switch order of bytes in uncompressed data
+		uint8 *rawData = (uint8 *)data;
+		for (size_t i = 0; i < dataSize - 1; i += 2) {
+			SWAP(rawData[i], rawData[i + 1]);
+		}
+#endif
 	}
 
 	const Graphics::PixelFormat pixelFormat(2, 5, 5, 5, 0, 10, 5, 0, 0);
diff --git a/engines/bladerunner/ui/esper.cpp b/engines/bladerunner/ui/esper.cpp
index af6150f983..929601677f 100644
--- a/engines/bladerunner/ui/esper.cpp
+++ b/engines/bladerunner/ui/esper.cpp
@@ -1433,6 +1433,13 @@ void ESPER::selectPhoto(int photoId) {
 	s->read(photoCompressed, photoCompressedSize);
 
 	decompress_lcw(photoCompressed, photoCompressedSize, (uint8 *)_surfacePhoto.getPixels(), photoSize);
+#ifdef SCUMM_BIG_ENDIAN
+	// As the compression is working with 8-bit data, on big-endian architectures we have to switch order of bytes in uncompressed data
+	uint8 *rawData = (uint8 *)_surfacePhoto.getPixels();
+	for (size_t i = 0; i < photoSize - 1; i += 2) {
+		SWAP(rawData[i], rawData[i + 1]);
+	}
+#endif
 
 	// apply palette
 	for (uint j = 0; j < width * height; ++j) {
diff --git a/engines/bladerunner/zbuffer.cpp b/engines/bladerunner/zbuffer.cpp
index 21fa6c5da1..ccc6a0075c 100644
--- a/engines/bladerunner/zbuffer.cpp
+++ b/engines/bladerunner/zbuffer.cpp
@@ -154,6 +154,13 @@ bool ZBuffer::decodeData(const uint8 *data, int size) {
 		resetUpdates();
 		size_t zbufOutSize;
 		decompress_lzo1x(data, size, (uint8 *)_zbuf1, &zbufOutSize);
+#ifdef SCUMM_BIG_ENDIAN
+		// As the compression is working with 8-bit data, on big-endian architectures we have to switch order of bytes in uncompressed data
+		uint8 *rawZbuf = (uint8 *)_zbuf1;
+		for (size_t i = 0; i < zbufOutSize - 1; i += 2) {
+			SWAP(rawZbuf[i], rawZbuf[i + 1]);
+		}
+#endif
 		memcpy(_zbuf2, _zbuf1, 2 * _width * _height);
 	} else {
 		clean();