VIDEO: Make VideoDecoder::decodeNextFrame() return a const Surface pointer

svn-id: r54927

3 files changed, 3 insertions, 3 deletions

diff --git a/engines/sword25/fmv/movieplayer.cpp b/engines/sword25/fmv/movieplayer.cpp
index 4193e02b2e..356c2d11ff 100644
--- a/engines/sword25/fmv/movieplayer.cpp
+++ b/engines/sword25/fmv/movieplayer.cpp
@@ -124,7 +124,7 @@ bool MoviePlayer::pause() {
 
 void MoviePlayer::update() {
 	if (_decoder.isVideoLoaded()) {
-		Graphics::Surface *s = _decoder.decodeNextFrame();
+		const Graphics::Surface *s = _decoder.decodeNextFrame();
 		if (s) {
 			// Transfer the next frame
 			assert(s->bytesPerPixel == 4);
diff --git a/engines/sword25/fmv/theora_decoder.cpp b/engines/sword25/fmv/theora_decoder.cpp
index d6c2544fe5..8a0397cdfc 100644
--- a/engines/sword25/fmv/theora_decoder.cpp
+++ b/engines/sword25/fmv/theora_decoder.cpp
@@ -329,7 +329,7 @@ void TheoraDecoder::close() {
 	reset();
 }
 
-Graphics::Surface *TheoraDecoder::decodeNextFrame() {
+const Graphics::Surface *TheoraDecoder::decodeNextFrame() {
 	int i, j;
 
 //	_stateFlag = false; // playback has not begun
diff --git a/engines/sword25/fmv/theora_decoder.h b/engines/sword25/fmv/theora_decoder.h
index f6c622563b..69bf41b741 100644
--- a/engines/sword25/fmv/theora_decoder.h
+++ b/engines/sword25/fmv/theora_decoder.h
@@ -67,7 +67,7 @@ public:
 	 * @note the return surface should *not* be freed
 	 * @note this may return 0, in which case the last frame should be kept on screen
 	 */
-	Graphics::Surface *decodeNextFrame();
+	const Graphics::Surface *decodeNextFrame();
 
 	bool isVideoLoaded() const {
 		return _fileStream != 0;