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Commented a lot

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vanitasvitae 2015-04-13 22:42:16 +02:00
parent 94993a907f
commit d7ccf6883c
6 changed files with 470 additions and 53 deletions
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92
src/Const.java
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@ -2,41 +2,87 @@
public class Const
{
/**
* Size of a chunk of data (used to split the ExtendedXMP information into blocks
*/
public static final int CHUNKSIZE = 65400;
/** Strings for JPEGUtils.decorate() */
public static final String EXIF = "EXIF";
public static final String STANDARDXMP = "StandardXMP";
public static final String EXTENDEDXMP = "ExtendedXMP";
public static byte[] markJPG = {(byte) 0xFF, (byte) 0xD8}; //FFD8
/**
* Magical bytes that identify the file as JPG (FF D8) (length: 2)
*/
public static byte[] markJPG = {(byte) 0xFF, (byte) 0xD8};
public static byte[] markAPP1 = {(byte) 0xFF, (byte) 0xE1}; //FFE1
/**
* Marker that defines the beginning of a new block of metadata (FF E1) (length: 2)
*/
public static byte[] markAPP1 = {(byte) 0xFF, (byte) 0xE1};
public static byte[] markEXIF = {(byte) 0x45, (byte) 0x78, (byte) 0x69, (byte) 0x66, (byte) 0x00, (byte) 0x00}; //EXIF\0\0
/**
* Header of the EXIF block (EXIF\0\0) (length: 6)
*/
public static byte[] markEXIF = {(byte) 0x45, (byte) 0x78, (byte) 0x69, (byte) 0x66, (byte) 0x00, (byte) 0x00};
public static byte[] markStandardXMP = { //Length: 29
(byte) 0x68, (byte) 0x74, (byte) 0x74, (byte) 0x70, // http
(byte) 0x3A, (byte) 0x2F, (byte) 0x2F, (byte) 0x6E, (byte) 0x73, // ://ns
(byte) 0x2E, (byte) 0x61, (byte) 0x64, (byte) 0x6F, (byte) 0x62, // .adob
(byte) 0x65, (byte) 0x2E, (byte) 0x63, (byte) 0x6F, (byte) 0x6D, // e.com
(byte) 0x2F, (byte) 0x78, (byte) 0x61, (byte) 0x70, (byte) 0x2F, // /xap/
(byte) 0x31, (byte) 0x2E, (byte) 0x30, (byte) 0x2F, (byte) 0x00}; // 1.0/\0
/**
* Header of the StandardXMP block (http://ns.adobe.com/xap/1.0/\0) (length: 29)
*/
public static byte[] markStandardXMP = {
(byte) 0x68, (byte) 0x74, (byte) 0x74, (byte) 0x70,
(byte) 0x3A, (byte) 0x2F, (byte) 0x2F, (byte) 0x6E, (byte) 0x73,
(byte) 0x2E, (byte) 0x61, (byte) 0x64, (byte) 0x6F, (byte) 0x62,
(byte) 0x65, (byte) 0x2E, (byte) 0x63, (byte) 0x6F, (byte) 0x6D,
(byte) 0x2F, (byte) 0x78, (byte) 0x61, (byte) 0x70, (byte) 0x2F,
(byte) 0x31, (byte) 0x2E, (byte) 0x30, (byte) 0x2F, (byte) 0x00};
public static byte[] markExtendedXMP = { //Length: 35
(byte) 0x68, (byte) 0x74, (byte) 0x74, (byte) 0x70, // http
(byte) 0x3A, (byte) 0x2F, (byte) 0x2F, (byte) 0x6E, (byte) 0x73, // ://ns
(byte) 0x2E, (byte) 0x61, (byte) 0x64, (byte) 0x6F, (byte) 0x62, // .adob
(byte) 0x65, (byte) 0x2E, (byte) 0x63, (byte) 0x6F, (byte) 0x6D, // e.com
(byte) 0x2F, (byte) 0x78, (byte) 0x6D, (byte) 0x70, (byte) 0x2F, // /xmp/
(byte) 0x65, (byte) 0x78, (byte) 0x74, (byte) 0x65, (byte) 0x6e, // exten
(byte) 0x73, (byte) 0x69, (byte) 0x6f, (byte) 0x6e, (byte) 0x2f, // sion/
(byte) 0x00}; // \0
/**
* Header of the ExtendedXMP block (http://ns.adobe.com/xmp/extension/\0) (length: 35)
*/
public static byte[] markExtendedXMP = {
(byte) 0x68, (byte) 0x74, (byte) 0x74, (byte) 0x70,
(byte) 0x3A, (byte) 0x2F, (byte) 0x2F, (byte) 0x6E, (byte) 0x73,
(byte) 0x2E, (byte) 0x61, (byte) 0x64, (byte) 0x6F, (byte) 0x62,
(byte) 0x65, (byte) 0x2E, (byte) 0x63, (byte) 0x6F, (byte) 0x6D,
(byte) 0x2F, (byte) 0x78, (byte) 0x6D, (byte) 0x70, (byte) 0x2F,
(byte) 0x65, (byte) 0x78, (byte) 0x74, (byte) 0x65, (byte) 0x6e,
(byte) 0x73, (byte) 0x69, (byte) 0x6f, (byte) 0x6e, (byte) 0x2f,
(byte) 0x00};
public static byte[] keyHasExtendedXMP = { //xmpNote:HasExtendedXMP
0x78,0x6d,0x70,0x4e,0x6f,0x74,0x65,0x3a,0x48,0x61,0x73,0x45,0x78,0x74,0x65,0x6e,0x64,0x65,0x64,0x58,0x4d,0x50
/** Keys (following scheme: key="value") */
/**
* Key for the MD5 digest of the full ExtendedXMP block content (without headers etc.)
* (xmpNote:HasExtendedXMP) (length: 22)
*/
public static byte[] keyHasExtendedXMP = {
(byte) 0x78,(byte) 0x6d,(byte) 0x70,(byte) 0x4e,(byte) 0x6f,
(byte) 0x74,(byte) 0x65,(byte) 0x3a,(byte) 0x48,(byte) 0x61,
(byte) 0x73,(byte) 0x45,(byte) 0x78,(byte) 0x74,(byte) 0x65,
(byte) 0x6e,(byte) 0x64,(byte) 0x65,(byte) 0x64,(byte) 0x58,
(byte) 0x4d,(byte) 0x50
};
public static byte[] keyGDepthData = {0x47,0x44,0x65,0x70,0x74,0x68,0x3a,0x44,0x61,0x74,0x61}; //GDepth:Data
/**
* Key for the Base64 encoded png image containing the depth information
* (GDepth:Data) (length: 11)
*/
public static byte[] keyGDepthData = {
(byte) 0x47,(byte) 0x44,(byte) 0x65,(byte) 0x70,(byte) 0x74,
(byte) 0x68,(byte) 0x3a,(byte) 0x44,(byte) 0x61,(byte) 0x74,
(byte) 0x61
};
public static byte[] keyGImageData = {0x47,0x49,0x6d,0x61,0x67,0x65,0x3a,0x44,0x61,0x74,0x61}; //GImage:Data
/**
* Key for the Base64 encoded unblurred jpg source image (Google camera will combine this with the depth information to render the blurred image)
* (GImage:Data) (length: 11)
*/
public static byte[] keyGImageData = {
(byte) 0x47,(byte) 0x49,(byte) 0x6d,(byte) 0x61,(byte) 0x67,
(byte) 0x65,(byte) 0x3a,(byte) 0x44,(byte) 0x61,(byte) 0x74,
(byte) 0x61
};
}