From 6a6cf9d86ebb0bd2e23263d7ec7ca297cf41b239 Mon Sep 17 00:00:00 2001
From: Scott Percival <code@moral.net.au>
Date: Sun, 21 Jun 2020 15:57:39 +0800
Subject: [PATCH] DIRECTOR: Load properties from digital video cast

---
 engines/director/cast.cpp          | 26 ++++++++++++++++++++++++++
 engines/director/cast.h            | 17 +++++++++++++++++
 engines/director/score-loading.cpp | 12 ++++++++----
 engines/director/types.h           |  7 +++++++
 4 files changed, 58 insertions(+), 4 deletions(-)

diff --git a/engines/director/cast.cpp b/engines/director/cast.cpp
index 124c84e25e2..45a73bc96f6 100644
--- a/engines/director/cast.cpp
+++ b/engines/director/cast.cpp
@@ -146,6 +146,32 @@ void BitmapCast::createWidget() {
 	_widget->getSurface()->blitFrom(*_img->getSurface());
 }
 
+DigitalVideoCast::DigitalVideoCast(Common::ReadStreamEndian &stream, uint16 version) {
+	_type = kCastDigitalVideo;
+
+	for (int i = 0; i < 4; i++) {
+		stream.readUint16();
+	}
+	_frameRate = stream.readByte();
+	stream.readByte();
+
+	byte flags1 = stream.readByte();
+	_frameRateType = kFrameRateDefault;
+	if (flags1 & 0x08) {
+		_frameRateType = (FrameRateType)((flags1 & 0x30) >> 4);
+	}
+	_preload = flags1 & 0x04;
+	_enableVideo = ~(flags1 & 0x02);
+	_pauseAtStart = flags1 & 0x01;
+
+	byte flags2 = stream.readByte();
+	_showControls = flags2 & 0x40;
+	_looping = flags2 & 0x10;
+	_enableSound = flags2 & 0x08;
+	_enableCrop = ~(flags2 & 0x02);
+	_center = flags2 & 0x01;
+}
+
 SoundCast::SoundCast(Common::ReadStreamEndian &stream, uint16 version) {
 	_type = kCastSound;
 	_audio = nullptr;
diff --git a/engines/director/cast.h b/engines/director/cast.h
index 8d97cb9e2b2..cf93abcab4e 100644
--- a/engines/director/cast.h
+++ b/engines/director/cast.h
@@ -95,6 +95,23 @@ public:
 	uint32 _tag;
 };
 
+class DigitalVideoCast : public Cast {
+public:
+	DigitalVideoCast(Common::ReadStreamEndian &stream, uint16 version);
+
+	bool _looping;
+	bool _pauseAtStart;
+	bool _enableVideo;
+	bool _enableSound;
+	bool _enableCrop;
+	bool _center;
+	bool _preload;
+	bool _showControls;
+	FrameRateType _frameRateType;
+
+	uint16 _frameRate;
+};
+
 class SoundCast : public Cast {
 public:
 	SoundCast(Common::ReadStreamEndian &stream, uint16 version);
diff --git a/engines/director/score-loading.cpp b/engines/director/score-loading.cpp
index 21422b199a6..517f27ef2db 100644
--- a/engines/director/score-loading.cpp
+++ b/engines/director/score-loading.cpp
@@ -671,6 +671,10 @@ void Score::loadCastDataVWCR(Common::SeekableSubReadStreamEndian &stream) {
 			debugC(3, kDebugLoading, "Score::loadCastDataVWCR(): CastTypes id: %d(%s) SoundCast", id, numToCastNum(id));
 			_loadedCast->setVal(id, new SoundCast(stream, _vm->getVersion()));
 			break;
+		case kCastDigitalVideo:
+			debugC(3, kDebugLoading, "Score::loadCastDataVWCR(): CastTypes id: %d(%s) DigitalVideoCast", id, numToCastNum(id));
+			_loadedCast->setVal(id, new DigitalVideoCast(stream, _vm->getVersion()));
+			break;
 		default:
 			warning("Score::loadCastDataVWCR(): Unhandled cast id: %d(%s), type: %d, %d bytes", id, numToCastNum(id), castType, size);
 			stream.skip(size - 1);
@@ -784,6 +788,10 @@ void Score::loadCastData(Common::SeekableSubReadStreamEndian &stream, uint16 id,
 		debugC(3, kDebugLoading, "Score::loadCastData(): loading kCastRTE (%d children)", res->children.size());
 		_loadedCast->setVal(id, new RTECast(castStream, _vm->getVersion()));
 		break;
+	case kCastDigitalVideo:
+		debugC(3, kDebugLoading, "Score::loadCastData(): loading kCastDigitalVideo (%d children)", res->children.size());
+		_loadedCast->setVal(id, new DigitalVideoCast(castStream, _vm->getVersion()));
+		break;
 	case kCastFilmLoop:
 		warning("STUB: Score::loadCastData(): kCastFilmLoop (%d children)", res->children.size());
 		size2 = 0;
@@ -800,10 +808,6 @@ void Score::loadCastData(Common::SeekableSubReadStreamEndian &stream, uint16 id,
 		warning("STUB: Score::loadCastData(): kCastMovie (%d children)", res->children.size());
 		size2 = 0;
 		break;
-	case kCastDigitalVideo:
-		warning("STUB: Score::loadCastData(): kCastDigitalVideo (%d children)", res->children.size());
-		size2 = 0;
-		break;
 	default:
 		warning("Score::loadCastData(): Unhandled cast type: %d [%s] (%d children)", castType, tag2str(castType), res->children.size());
 		// also don't try and read the strings... we don't know what this item is.
diff --git a/engines/director/types.h b/engines/director/types.h
index 5b332fd6d0e..d9f999e6bea 100644
--- a/engines/director/types.h
+++ b/engines/director/types.h
@@ -90,6 +90,13 @@ enum ButtonType {
 	kTypeRadio
 };
 
+enum FrameRateType {
+	kFrameRateDefault = -1,
+	kFrameRateNormal = 0,
+	kFrameRateFastest = 1,
+	kFrameRateFixed = 2
+};
+
 enum SpriteType {
 	kInactiveSprite					= 0,	// turns the sprite off
 	kBitmapSprite					= 1,