private RECT getCharacterBounds(Set<Integer> characters, Set<BoundedTag> added) {
RECT ret = new RECT(Integer.MAX_VALUE, Integer.MIN_VALUE, Integer.MAX_VALUE, Integer.MIN_VALUE);
boolean foundSomething = false;
for (int c : characters) {
Tag t = swf.getCharacter(c);
RECT r = null;
if (t instanceof BoundedTag) {
BoundedTag bt = (BoundedTag) t;
if (!added.contains(bt)) {
added.add(bt);
r = bt.getRect(added);
added.remove(bt);
}
}
if (r != null) {
foundSomething = true;
ret.Xmin = Math.min(r.Xmin, ret.Xmin);
ret.Ymin = Math.min(r.Ymin, ret.Ymin);
ret.Xmax = Math.max(r.Xmax, ret.Xmax);
ret.Ymax = Math.max(r.Ymax, ret.Ymax);
}
}
if (!foundSomething) {
return new RECT();
}
return ret;
}
@Override
public RECT getRect(Set<BoundedTag> added) {
if (rectCache.contains(this)) {
return rectCache.get(this);
}
RECT ret = new RECT(Integer.MAX_VALUE, Integer.MIN_VALUE, Integer.MAX_VALUE, Integer.MIN_VALUE);
HashMap<Integer, Integer> depthMap = new HashMap<>();
boolean foundSomething = false;
for (Tag t : subTags) {
MATRIX m = null;
int characterId = -1;
if (t instanceof PlaceObjectTypeTag) {
PlaceObjectTypeTag pot = (PlaceObjectTypeTag) t;
m = pot.getMatrix();
int charId = pot.getCharacterId();
if (charId > -1) {
depthMap.put(pot.getDepth(), charId);
characterId = charId;
} else {
Integer chi = depthMap.get(pot.getDepth());
if (chi != null) {
characterId = chi;
}
}
}
if (characterId == -1) {
continue;
}
Set<Integer> need = new HashSet<>();
need.add(characterId);
RECT r = getCharacterBounds(need, added);
if (m != null) {
AffineTransform trans = SWF.matrixToTransform(m);
java.awt.Point topleft = new java.awt.Point();
trans.transform(new java.awt.Point(r.Xmin, r.Ymin), topleft);
java.awt.Point topright = new java.awt.Point();
trans.transform(new java.awt.Point(r.Xmax, r.Ymin), topright);
java.awt.Point bottomright = new java.awt.Point();
trans.transform(new java.awt.Point(r.Xmax, r.Ymax), bottomright);
java.awt.Point bottomleft = new java.awt.Point();
trans.transform(new java.awt.Point(r.Xmin, r.Ymax), bottomleft);
r.Xmin =
(int) Math.min(Math.min(Math.min(topleft.x, topright.x), bottomleft.x), bottomright.x);
r.Ymin =
(int) Math.min(Math.min(Math.min(topleft.y, topright.y), bottomleft.y), bottomright.y);
r.Xmax =
(int) Math.max(Math.max(Math.max(topleft.x, topright.x), bottomleft.x), bottomright.x);
r.Ymax =
(int) Math.max(Math.max(Math.max(topleft.y, topright.y), bottomleft.y), bottomright.y);
}
ret.Xmin = Math.min(r.Xmin, ret.Xmin);
ret.Ymin = Math.min(r.Ymin, ret.Ymin);
ret.Xmax = Math.max(r.Xmax, ret.Xmax);
ret.Ymax = Math.max(r.Ymax, ret.Ymax);
foundSomething = true;
}
if (!foundSomething) {
ret = new RECT();
}
rectCache.put(this, ret);
return ret;
}
public void createAndShowTempSwf(TreeItem tagObj) {
SWF swf;
try {
if (tempFile != null) {
tempFile.delete();
}
tempFile = File.createTempFile("ffdec_view_", ".swf");
tempFile.deleteOnExit();
Color backgroundColor = View.getSwfBackgroundColor();
if (tagObj instanceof FontTag) { // Fonts are always black on white
backgroundColor = View.getDefaultBackgroundColor();
}
if (tagObj instanceof Frame) {
Frame fn = (Frame) tagObj;
swf = fn.getSwf();
if (fn.timeline.timelined == swf) {
for (Tag t : swf.tags) {
if (t instanceof SetBackgroundColorTag) {
backgroundColor = ((SetBackgroundColorTag) t).backgroundColor.toColor();
break;
}
}
}
} else {
Tag tag = (Tag) tagObj;
swf = tag.getSwf();
}
int frameCount = 1;
float frameRate = swf.frameRate;
HashMap<Integer, VideoFrameTag> videoFrames = new HashMap<>();
if (tagObj instanceof DefineVideoStreamTag) {
DefineVideoStreamTag vs = (DefineVideoStreamTag) tagObj;
SWF.populateVideoFrames(vs.getCharacterId(), swf.tags, videoFrames);
frameCount = videoFrames.size();
}
List<SoundStreamBlockTag> soundFrames = new ArrayList<>();
if (tagObj instanceof SoundStreamHeadTypeTag) {
soundFrames = ((SoundStreamHeadTypeTag) tagObj).getBlocks();
frameCount = soundFrames.size();
}
if ((tagObj instanceof DefineMorphShapeTag) || (tagObj instanceof DefineMorphShape2Tag)) {
frameRate = MainPanel.MORPH_SHAPE_ANIMATION_FRAME_RATE;
frameCount = (int) (MainPanel.MORPH_SHAPE_ANIMATION_LENGTH * frameRate);
}
if (tagObj instanceof DefineSoundTag) {
frameCount = 1;
}
if (tagObj instanceof DefineSpriteTag) {
frameCount = ((DefineSpriteTag) tagObj).frameCount;
}
byte[] data;
try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
SWFOutputStream sos2 = new SWFOutputStream(baos, SWF.DEFAULT_VERSION);
RECT outrect = new RECT(swf.displayRect);
if (tagObj instanceof FontTag) {
outrect.Xmin = 0;
outrect.Ymin = 0;
outrect.Xmax = FontTag.PREVIEWSIZE * 20;
outrect.Ymax = FontTag.PREVIEWSIZE * 20;
}
int width = outrect.getWidth();
int height = outrect.getHeight();
sos2.writeRECT(outrect);
sos2.writeFIXED8(frameRate);
sos2.writeUI16(frameCount); // framecnt
/*FileAttributesTag fa = new FileAttributesTag();
sos2.writeTag(fa);
*/
new SetBackgroundColorTag(swf, new RGB(backgroundColor)).writeTag(sos2);
if (tagObj instanceof Frame) {
Frame fn = (Frame) tagObj;
Timelined parent = fn.timeline.timelined;
List<Tag> subs = fn.timeline.tags;
List<Integer> doneCharacters = new ArrayList<>();
int frameCnt = 0;
for (Tag t : subs) {
if (t instanceof ShowFrameTag) {
frameCnt++;
continue;
}
if (frameCnt > fn.frame) {
break;
}
if (t instanceof DoActionTag || t instanceof DoInitActionTag) {
// todo: Maybe DoABC tags should be removed, too
continue;
}
Set<Integer> needed = new HashSet<>();
t.getNeededCharactersDeep(needed);
for (int n : needed) {
if (!doneCharacters.contains(n)) {
classicTag(swf.getCharacter(n)).writeTag(sos2);
doneCharacters.add(n);
}
}
if (t instanceof CharacterTag) {
int characterId = ((CharacterTag) t).getCharacterId();
if (!doneCharacters.contains(characterId)) {
doneCharacters.add(((CharacterTag) t).getCharacterId());
}
}
classicTag(t).writeTag(sos2);
if (parent != null) {
if (t instanceof PlaceObjectTypeTag) {
PlaceObjectTypeTag pot = (PlaceObjectTypeTag) t;
int chid = pot.getCharacterId();
int depth = pot.getDepth();
MATRIX mat = pot.getMatrix();
if (mat == null) {
mat = new MATRIX();
}
mat = Helper.deepCopy(mat);
if (parent instanceof BoundedTag) {
RECT r = ((BoundedTag) parent).getRect();
mat.translateX = mat.translateX + width / 2 - r.getWidth() / 2;
mat.translateY = mat.translateY + height / 2 - r.getHeight() / 2;
} else {
mat.translateX += width / 2;
mat.translateY += height / 2;
}
new PlaceObject2Tag(
swf, false, false, false, false, false, true, false, true, depth, chid, mat,
null, 0, null, 0, null)
.writeTag(sos2);
}
}
}
new ShowFrameTag(swf).writeTag(sos2);
} else {
boolean isSprite = false;
if (tagObj instanceof DefineSpriteTag) {
isSprite = true;
}
int chtId = 0;
if (tagObj instanceof CharacterTag) {
chtId = ((CharacterTag) tagObj).getCharacterId();
}
if (tagObj instanceof DefineBitsTag) {
JPEGTablesTag jtt = swf.getJtt();
if (jtt != null) {
jtt.writeTag(sos2);
}
} else if (tagObj instanceof AloneTag) {
} else {
Set<Integer> needed = new HashSet<>();
((Tag) tagObj).getNeededCharactersDeep(needed);
for (int n : needed) {
if (isSprite && chtId == n) {
continue;
}
CharacterTag characterTag = swf.getCharacter(n);
if (characterTag instanceof DefineBitsTag) {
JPEGTablesTag jtt = swf.getJtt();
if (jtt != null) {
jtt.writeTag(sos2);
}
}
classicTag(characterTag).writeTag(sos2);
}
}
classicTag((Tag) tagObj).writeTag(sos2);
MATRIX mat = new MATRIX();
mat.hasRotate = false;
mat.hasScale = false;
mat.translateX = 0;
mat.translateY = 0;
if (tagObj instanceof BoundedTag) {
RECT r = ((BoundedTag) tagObj).getRect();
mat.translateX = -r.Xmin;
mat.translateY = -r.Ymin;
mat.translateX = mat.translateX + width / 2 - r.getWidth() / 2;
mat.translateY = mat.translateY + height / 2 - r.getHeight() / 2;
} else {
mat.translateX = width / 4;
mat.translateY = height / 4;
}
if (tagObj instanceof FontTag) {
FontTag ft = (FontTag) classicTag((Tag) tagObj);
int countGlyphsTotal = ft.getGlyphShapeTable().size();
int countGlyphs =
Math.min(SHAPERECORD.MAX_CHARACTERS_IN_FONT_PREVIEW, countGlyphsTotal);
int fontId = ft.getFontId();
int cols = (int) Math.ceil(Math.sqrt(countGlyphs));
int rows = (int) Math.ceil(((float) countGlyphs) / ((float) cols));
if (rows == 0) {
rows = 1;
cols = 1;
}
int x = 0;
int y = 0;
int firstGlyphIndex = fontPageNum * SHAPERECORD.MAX_CHARACTERS_IN_FONT_PREVIEW;
countGlyphs =
Math.min(
SHAPERECORD.MAX_CHARACTERS_IN_FONT_PREVIEW, countGlyphsTotal - firstGlyphIndex);
List<SHAPE> shapes = ft.getGlyphShapeTable();
int maxw = 0;
for (int f = firstGlyphIndex; f < firstGlyphIndex + countGlyphs; f++) {
RECT b = shapes.get(f).getBounds();
if (b.Xmin == Integer.MAX_VALUE) {
continue;
}
if (b.Ymin == Integer.MAX_VALUE) {
continue;
}
int w = (int) (b.getWidth() / ft.getDivider());
if (w > maxw) {
maxw = w;
}
x++;
}
x = 0;
int BORDER = 3 * 20;
int textHeight = height / rows;
while (maxw * textHeight / 1024.0 > width / cols - 2 * BORDER) {
textHeight--;
}
MATRIX tmat = new MATRIX();
for (int f = firstGlyphIndex; f < firstGlyphIndex + countGlyphs; f++) {
if (x >= cols) {
x = 0;
y++;
}
List<TEXTRECORD> rec = new ArrayList<>();
TEXTRECORD tr = new TEXTRECORD();
RECT b = shapes.get(f).getBounds();
int xmin = b.Xmin == Integer.MAX_VALUE ? 0 : (int) (b.Xmin / ft.getDivider());
xmin *= textHeight / 1024.0;
int ymin = b.Ymin == Integer.MAX_VALUE ? 0 : (int) (b.Ymin / ft.getDivider());
ymin *= textHeight / 1024.0;
int w = (int) (b.getWidth() / ft.getDivider());
w *= textHeight / 1024.0;
int h = (int) (b.getHeight() / ft.getDivider());
h *= textHeight / 1024.0;
tr.fontId = fontId;
tr.styleFlagsHasFont = true;
tr.textHeight = textHeight;
tr.xOffset = -xmin;
tr.yOffset = 0;
tr.styleFlagsHasXOffset = true;
tr.styleFlagsHasYOffset = true;
tr.glyphEntries = new ArrayList<>(1);
tr.styleFlagsHasColor = true;
tr.textColor = new RGB(0, 0, 0);
GLYPHENTRY ge = new GLYPHENTRY();
double ga = ft.getGlyphAdvance(f);
int cw = ga == -1 ? w : (int) (ga / ft.getDivider() * textHeight / 1024.0);
ge.glyphAdvance = 0;
ge.glyphIndex = f;
tr.glyphEntries.add(ge);
rec.add(tr);
tmat.translateX = x * width / cols + width / cols / 2 - w / 2;
tmat.translateY = y * height / rows + height / rows / 2;
new DefineTextTag(swf, 999 + f, new RECT(0, cw, ymin, ymin + h), new MATRIX(), rec)
.writeTag(sos2);
new PlaceObject2Tag(
swf, false, false, false, true, false, true, true, false, 1 + f, 999 + f,
tmat, null, 0, null, 0, null)
.writeTag(sos2);
x++;
}
new ShowFrameTag(swf).writeTag(sos2);
} else if ((tagObj instanceof DefineMorphShapeTag)
|| (tagObj instanceof DefineMorphShape2Tag)) {
new PlaceObject2Tag(
swf, false, false, false, true, false, true, true, false, 1, chtId, mat, null,
0, null, 0, null)
.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
for (int ratio = 0; ratio < 65536; ratio += 65536 / frameCount) {
new PlaceObject2Tag(
swf, false, false, false, true, false, true, false, true, 1, chtId, mat, null,
ratio, null, 0, null)
.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
}
} else if (tagObj instanceof SoundStreamHeadTypeTag) {
for (SoundStreamBlockTag blk : soundFrames) {
blk.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
}
} else if (tagObj instanceof DefineSoundTag) {
ExportAssetsTag ea = new ExportAssetsTag(swf);
DefineSoundTag ds = (DefineSoundTag) tagObj;
ea.tags.add(ds.soundId);
ea.names.add("my_define_sound");
ea.writeTag(sos2);
List<Action> actions;
DoActionTag doa;
doa = new DoActionTag(swf, null);
actions =
ASMParser.parse(
0,
false,
"ConstantPool \"_root\" \"my_sound\" \"Sound\" \"my_define_sound\" \"attachSound\"\n"
+ "Push \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\" 0.0 \"Sound\"\n"
+ "NewObject\n"
+ "SetMember\n"
+ "Push \"my_define_sound\" 1 \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"attachSound\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "Stop",
swf.version,
false);
doa.setActions(actions);
doa.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
actions =
ASMParser.parse(
0,
false,
"ConstantPool \"_root\" \"my_sound\" \"Sound\" \"my_define_sound\" \"attachSound\" \"start\"\n"
+ "StopSounds\n"
+ "Push \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\" 0.0 \"Sound\"\n"
+ "NewObject\n"
+ "SetMember\n"
+ "Push \"my_define_sound\" 1 \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"attachSound\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "Push 9999 0.0 2 \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"start\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "Stop",
swf.version,
false);
doa.setActions(actions);
doa.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
actions =
ASMParser.parse(
0,
false,
"ConstantPool \"_root\" \"my_sound\" \"Sound\" \"my_define_sound\" \"attachSound\" \"onSoundComplete\" \"start\" \"execParam\"\n"
+ "StopSounds\n"
+ "Push \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\" 0.0 \"Sound\"\n"
+ "NewObject\n"
+ "SetMember\n"
+ "Push \"my_define_sound\" 1 \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"attachSound\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "Push \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"onSoundComplete\"\n"
+ "DefineFunction2 \"\" 0 2 false true true false true false true false false {\n"
+ "Push 0.0 register1 \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"start\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "}\n"
+ "SetMember\n"
+ "Push \"_root\"\n"
+ "GetVariable\n"
+ "Push \"execParam\"\n"
+ "GetMember\n"
+ "Push 1 \"_root\"\n"
+ "GetVariable\n"
+ "Push \"my_sound\"\n"
+ "GetMember\n"
+ "Push \"start\"\n"
+ "CallMethod\n"
+ "Pop\n"
+ "Stop",
swf.version,
false);
doa.setActions(actions);
doa.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
actions = ASMParser.parse(0, false, "StopSounds\n" + "Stop", swf.version, false);
doa.setActions(actions);
doa.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
} else if (tagObj instanceof DefineVideoStreamTag) {
new PlaceObject2Tag(
swf, false, false, false, false, false, true, true, false, 1, chtId, mat, null,
0, null, 0, null)
.writeTag(sos2);
List<VideoFrameTag> frs = new ArrayList<>(videoFrames.values());
Collections.sort(
frs,
new Comparator<VideoFrameTag>() {
@Override
public int compare(VideoFrameTag o1, VideoFrameTag o2) {
return o1.frameNum - o2.frameNum;
}
});
boolean first = true;
int ratio = 0;
for (VideoFrameTag f : frs) {
if (!first) {
ratio++;
new PlaceObject2Tag(
swf, false, false, false, true, false, false, false, true, 1, 0, null, null,
ratio, null, 0, null)
.writeTag(sos2);
}
f.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
first = false;
}
} else if (tagObj instanceof DefineSpriteTag) {
DefineSpriteTag s = (DefineSpriteTag) tagObj;
Tag lastTag = null;
for (Tag t : s.subTags) {
if (t instanceof EndTag) {
break;
} else if (t instanceof PlaceObjectTypeTag) {
PlaceObjectTypeTag pt = (PlaceObjectTypeTag) t;
MATRIX m = pt.getMatrix();
MATRIX m2 = new Matrix(m).preConcatenate(new Matrix(mat)).toMATRIX();
pt.writeTagWithMatrix(sos2, m2);
lastTag = t;
} else {
t.writeTag(sos2);
lastTag = t;
}
}
if (!s.subTags.isEmpty() && (lastTag != null) && (!(lastTag instanceof ShowFrameTag))) {
new ShowFrameTag(swf).writeTag(sos2);
}
} else {
new PlaceObject2Tag(
swf, false, false, false, true, false, true, true, false, 1, chtId, mat, null,
0, null, 0, null)
.writeTag(sos2);
new ShowFrameTag(swf).writeTag(sos2);
}
} // not showframe
new EndTag(swf).writeTag(sos2);
data = baos.toByteArray();
}
try (OutputStream fos = new BufferedOutputStream(new FileOutputStream(tempFile))) {
SWFOutputStream sos = new SWFOutputStream(fos, Math.max(10, swf.version));
sos.write("FWS".getBytes());
sos.write(swf.version);
sos.writeUI32(sos.getPos() + data.length + 4);
sos.write(data);
fos.flush();
}
if (flashPanel != null) {
flashPanel.displaySWF(tempFile.getAbsolutePath(), backgroundColor, frameRate);
}
showFlashViewerPanel();
} catch (IOException | ActionParseException ex) {
Logger.getLogger(PreviewPanel.class.getName()).log(Level.SEVERE, null, ex);
}
}