From 8b14137c07bceda262e5423aadea830c761dc2bc Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Thu, 11 Nov 2010 19:22:56 +0000
Subject: SCI: Some video related changes

- Now playVideo() is used when playing videos from the console (reducing
code duplication)
- Added support for 16bpp scaling in scale2x, so that the 16-bit color
Duck videos are scaled correctly

svn-id: r54210
---
 engines/sci/engine/kvideo.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'engines/sci/engine/kvideo.cpp')

diff --git a/engines/sci/engine/kvideo.cpp b/engines/sci/engine/kvideo.cpp
index 49b5e39eeb..9245572bbf 100644
--- a/engines/sci/engine/kvideo.cpp
+++ b/engines/sci/engine/kvideo.cpp
@@ -44,16 +44,18 @@ void playVideo(Graphics::VideoDecoder *videoDecoder) {
 		return;
 
 	byte *scaleBuffer = 0;
+	byte bytesPerPixel = videoDecoder->getPixelFormat().bytesPerPixel;
 	uint16 width = videoDecoder->getWidth();
 	uint16 height = videoDecoder->getHeight();
+	uint16 pitch = videoDecoder->getWidth() * bytesPerPixel;
 	uint16 screenWidth = g_system->getWidth();
 	uint16 screenHeight = g_system->getHeight();
 
 	if (screenWidth == 640 && width <= 320 && height <= 240) {
-		assert(videoDecoder->getPixelFormat().bytesPerPixel == 1);
 		width *= 2;
 		height *= 2;
-		scaleBuffer = new byte[width * height];
+		pitch *= 2;
+		scaleBuffer = new byte[width * height * bytesPerPixel];
 	}
 
 	uint16 x = (screenWidth - width) / 2;
@@ -69,8 +71,8 @@ void playVideo(Graphics::VideoDecoder *videoDecoder) {
 			if (frame) {
 				if (scaleBuffer) {
 					// TODO: Probably should do aspect ratio correction in e.g. GK1 Windows 
-					g_sci->_gfxScreen->scale2x((byte *)frame->pixels, scaleBuffer, videoDecoder->getWidth(), videoDecoder->getHeight());
-					g_system->copyRectToScreen(scaleBuffer, width, x, y, width, height);
+					g_sci->_gfxScreen->scale2x((byte *)frame->pixels, scaleBuffer, videoDecoder->getWidth(), videoDecoder->getHeight(), bytesPerPixel);
+					g_system->copyRectToScreen(scaleBuffer, pitch, x, y, width, height);
 				} else
 					g_system->copyRectToScreen((byte *)frame->pixels, frame->pitch, x, y, width, height);
 
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