PSDImageResources.as

リビジョン 97, 10.4 kB (コミッタ: munegon, コミット時期: 5 年前)
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1	/**
2	* com.voidelement.images.psd.PSDParser Class for ActionScript 3.0
3	*
4	* @author Copyright (c) 2007 munegon
5	* @version 0.2
6	*
7	* @link http://www.voidelement.com/
8	* @link http://void.heteml.jp/blog/
9	*
10	* Licensed under the Apache License, Version 2.0 (the "License");
11	* you may not use this file except in compliance with the License.
12	* You may obtain a copy of the License at
13	*
14	* http://www.apache.org/licenses/LICENSE-2.0
15	*
16	* Unless required by applicable law or agreed to in writing, software
17	* distributed under the License is distributed on an "AS IS" BASIS,
18	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
19	* either express or implied. See the License for the specific language
20	* governing permissions and limitations under the License.
21	*/
22
23
24	package com.voidelement.images.psd.section {
25	import com.voidelement.images.psd.PSDParser;
26	import com.voidelement.images.psd.core.PStringB2;
27	import com.voidelement.images.psd.resources.*;
28
29	import flash.utils.ByteArray;
30	import flash.utils.Dictionary;
31
32
33	public class PSDImageResources {
34	private var resources:Dictionary = new Dictionary();
35
36	public function PSDImageResources( stream:ByteArray ) {
37	var size:uint = stream.readUnsignedInt();
38	var readed:uint = 0;
39
40	PSDParser.log("\n\n---- PSD Image Resources Block ----");
41	PSDParser.log("size: " + size );
42
43	while ( readed < size ) {
44	var type:String = stream.readUTFBytes( 4 );
45	if ( type != "8BIM") {
46	throw new Error("invalid osType: " + type );
47	}
48	readed += 4;
49
50	var id:int = stream.readUnsignedShort();
51	PSDParser.log("\nid: " + ("000" + id.toString( 16 ) ).substr( -4 ) );
52	readed += 2;
53
54	var name:PStringB2 = new PStringB2( stream );
55	readed += name.length;
56	PSDParser.log("name: " + name.value );
57
58	var sizeResource:uint = stream.readUnsignedInt();
59	readed += 4;
60	PSDParser.log("size: " + sizeResource );
61
62	readResource( sizeResource, id, stream );
63	readed += sizeResource;
64
65	if ( sizeResource % 2 == 1 ) {
66	stream.readByte();
67	readed++;
68	}
69	}
70	}
71
72	private function readResource( size:int, id:int, stream:ByteArray ):void {
73	var current:uint = stream.position;
74
75	switch ( id ) {
76	case 0x03e8:
77	// Photoshop v2.0
78	PSDParser.log("channels, rows, columns, depth, and mode");
79	stream.position += size;
80	break;
81	case 0x03e9:
82	PSDParser.log("Optional. Macintosh print manager information");
83	stream.position += size;
84	break;
85	case 0x03eb:
86	// Photoshop v2.0
87	PSDParser.log("Indexed color table");
88	stream.position += size;
89	break;
90	case 0x03ed:
91	PSDParser.log("Resolution information");
92	resources[ id ] = new ResolutionInfo( stream );
93	// stream.position += size;
94	break;
95	case 0x03ee:
96	PSDParser.log("Alpha channel names");
97	stream.position += size;
98	break;
99	case 0x03ef:
100	PSDParser.log("Display information for each channel");
101	stream.position += size;
102	break;
103	case 0x03f0:
104	PSDParser.log("Optional. Pascal-format caption string");
105	stream.position += size;
106	break;
107	case 0x03f1:
108	PSDParser.log("Fixed-point border width, border units");
109	stream.position += size;
110	break;
111	case 0x03f2:
112	// not documented
113	PSDParser.log("Background color");
114	stream.position += size;
115	break;
116	case 0x03f3:
117	// Print Flags
118	PSDParser.log("Print Flags");
119	resources[ id ] = new PrintFlags( stream );
120	// stream.position += size;
121	break;
122	case 0x03f4:
123	// not documented
124	PSDParser.log("Gray-scale and halftoning information");
125	stream.position += size;
126	break;
127	case 0x03f5:
128	// not documented
129	PSDParser.log("Color halftoning information");
130	stream.position += size;
131	break;
132	case 0x03f6:
133	// not documented
134	PSDParser.log("Duotone halftoning information");
135	stream.position += size;
136	break;
137	case 0x03f7:
138	// not documented
139	PSDParser.log("Gray-scale and multichannel transfer function");
140	stream.position += size;
141	break;
142	case 0x03f8:
143	// not documented
144	PSDParser.log("Color transfer functions");
145	stream.position += size;
146	break;
147	case 0x03f9:
148	// not documented
149	PSDParser.log("Duotone transfer functions");
150	stream.position += size;
151	break;
152	case 0x03fa:
153	// not documented
154	PSDParser.log("Duotone image information");
155	stream.position += size;
156	break;
157	case 0x03fb:
158	PSDParser.log("Effective black and white value for dot range");
159	stream.position += size;
160	break;
161	case 0x03fc:
162	// not documented
163	PSDParser.log("Obsolete Photoshop Tag1");
164	stream.position += size;
165	break;
166	case 0x03fd:
167	// not documented
168	PSDParser.log("EPS options");
169	stream.position += size;
170	break;
171	case 0x03fe:
172	PSDParser.log("Quick Mask channel ID, flag for mask initially empty");
173	stream.position += size;
174	break;
175	case 0x03ff:
176	PSDParser.log("Obsolete Photoshop Tag2");
177	stream.position += size;
178	break;
179	case 0x0400:
180	PSDParser.log("Index of target layer");
181	PSDParser.log(" index: " + stream.readUnsignedShort() );
182	// stream.position += size;
183	break;
184	case 0x0401:
185	PSDParser.log("Working path");
186	stream.position += size;
187	break;
188	case 0x0402:
189	PSDParser.log("Layers group info, group ID for dragging groups");
190	stream.position += size;
191	break;
192	case 0x0403:
193	PSDParser.log("Obsolete Photoshop Tag3");
194	stream.position += size;
195	break;
196	case 0x0404:
197	PSDParser.log("IPTC-NAA record");
198	resources[ id ] = new IPTCData( stream );
199	// stream.position += size;
200	break;
201	case 0x0405:
202	// not documented
203	PSDParser.log("Image mode for raw-format files");
204	stream.position += size;
205	break;
206	case 0x0406:
207	// not documented
208	PSDParser.log("JPEG quality");
209	stream.position += size;
210	break;
211	case 0x0408:
212	// Grid and Guides Info
213	PSDParser.log("Grid and Guides Info");
214	stream.position += size;
215	break;
216	case 0x0409:
217	// Photoshop BGR Thumbnail
218	PSDParser.log("Photoshop BGR Thumbnail");
219	stream.position += size;
220	break;
221	case 0x040a:
222	// Copyright Flag
223	PSDParser.log("Copyright Flag");
224	resources[ id ] = new CopyrightFlag( stream );
225	// stream.position += size;
226	break;
227	case 0x040b:
228	// URL
229	PSDParser.log("URL");
230	stream.position += size;
231	break;
232	case 0x040c:
233	// Thumbnail Resource
234	PSDParser.log("Thumbnail Resource");
235	PSDParser.log(" signature: " + stream.readUnsignedInt().toString( 16 ) );
236	// stream.position += size;
237	break;
238	case 0x040d:
239	// Global Angle
240	PSDParser.log("Global Angle");
241	stream.position += size;
242	break;
243	case 0x040e:
244	// Color Samplers Resource
245	PSDParser.log("Color Samplers Resource");
246	stream.position += size;
247	break;
248	case 0x040f:
249	// ICC Profile
250	PSDParser.log("ICC Profile");
251	resources[ id ] = new ICCProfile( stream );
252	// stream.position += size;
253	break;
254	case 0x0410:
255	// Watermark
256	PSDParser.log("Watermark");
257	stream.position += size;
258	break;
259	case 0x0411:
260	// ICC Untagged
261	PSDParser.log("ICC Untagged");
262	stream.position += size;
263	break;
264	case 0x0412:
265	// Effects Visible
266	PSDParser.log("Effects Visible");
267	stream.position += size;
268	break;
269	case 0x0413:
270	// Spot Halftone
271	PSDParser.log("Spot Halftone");
272	stream.position += size;
273	break;
274	case 0x0414:
275	// Document specific IDs
276	PSDParser.log("Document specific IDs");
277	stream.position += size;
278	break;
279	case 0x0415:
280	// Unicode Alpha Names
281	PSDParser.log("Unicode Alpha Names");
282	stream.position += size;
283	break;
284	case 0x0416:
285	// Indexed Color Table Count
286	PSDParser.log("Indexed Color Table count");
287	stream.position += size;
288	break;
289	case 0x0417:
290	// Transparent Index
291	PSDParser.log("Transparent Index");
292	stream.position += size;
293	break;
294	case 0x0419:
295	// Global Altitude
296	PSDParser.log("Global Altitude");
297	stream.position += size;
298	break;
299	case 0x041a:
300	PSDParser.log("Slices");
301	resources[ id ] = new Slices( stream );
302	break;
303	case 0x041b:
304	// Workflow URL
305	PSDParser.log("Workflow URL");
306	stream.position += size;
307	break;
308	case 0x041c:
309	// Jump To XPEP
310	PSDParser.log("Jump To XPEP");
311	stream.position += size;
312	break;
313	case 0x041d:
314	// Alpha IDs
315	PSDParser.log("Alpha IDs");
316	stream.position += size;
317	break;
318	case 0x041e:
319	// URL List
320	PSDParser.log("URL List");
321	stream.position += size;
322	break;
323	case 0x0421:
324	// Version Info
325	PSDParser.log("Version Info");
326	stream.position += size;
327	break;
328	case 0x0422:
329	// EXIF Info
330	PSDParser.log("EXIF Info");
331	stream.position += size;
332	break;
333	case 0x0424:
334	// XMP
335	PSDParser.log("XMP");
336	stream.position += size;
337	break;
338	case 0x0bb7:
339	// not documented
340	PSDParser.log("Clipping pathname");
341	stream.position += size;
342	break;
343	case 0x2710:
344	// Print Flags Info
345	PSDParser.log("Print flags Info");
346	resources[ id ] = new PrintFlagsInfo( stream );
347	// stream.position += size;
348	break;
349	default:
350	if ( ( 0x07d0 <= id ) && ( id <= 0x0bb6 ) ) {
351	PSDParser.log("Saved path information: " + ("000" + id.toString( 16 ) ).substr( -4 ) );
352	resources[ id ] = new PathInfo( stream );
353	} else {
354	PSDParser.log("Unknown: " + ("000" + id.toString( 16 ) ).substr( -4 ) );
355	stream.position += size;
356	}
357	}
358
359	stream.position += current + size - stream.position;
360	}
361
362	public function getResource( type:int ):Object {
363	return resources[ type ];
364	}
365	}
366	}

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root/as3/PSDParser/src/com/voidelement/images/psd/section/PSDImageResources.as

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