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exiftool-vendored

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exiftool-vendored - npm Package Compare versions

Comparing version 2.0.1 to 2.1.0

18

dist/datetime.js

@@ -9,3 +9,3 @@ "use strict";

const s = i.toString(10);
return (s.length >= 2) ? s : '0' + s;
return (s.length >= 2) ? s : "0" + s;
});

@@ -18,3 +18,3 @@ }

const s = Math.abs(i).toString(10);
return '-' + ((s.length >= 2) ? s : '0' + s);
return "-" + ((s.length >= 2) ? s : "0" + s);
}

@@ -30,9 +30,9 @@ else {

if (tzoffsetMinutes === undefined) {
return '';
return "";
}
else if (tzoffsetMinutes === 0) {
return 'Z';
return "Z";
}
else {
const sign = (tzoffsetMinutes >= 0) ? '+' : '-';
const sign = (tzoffsetMinutes >= 0) ? "+" : "-";
const tzoff = Math.abs(tzoffsetMinutes);

@@ -62,3 +62,3 @@ const hours = Math.floor(tzoff / 60);

toString() {
return pad2(this.hour, this.minute, this.second).join(':');
return pad2(this.hour, this.minute, this.second).join(":");
}

@@ -165,5 +165,5 @@ }

}
else if (tagName.includes('UTC') || tagName.includes('GPS') || input.toString().endsWith('Z')) {
else if (tagName.includes("UTC") || tagName.includes("GPS") || input.toString().endsWith("Z")) {
this.tzOffsetMinutes = 0;
this.inputWithoutTimezone = input.endsWith('Z') ? input.slice(0, -1) : input;
this.inputWithoutTimezone = input.endsWith("Z") ? input.slice(0, -1) : input;
}

@@ -174,3 +174,3 @@ else {

const [wholeMatch, offsetSignS, hourOffsetS, minuteOffsetS] = match;
const offsetSign = offsetSignS === '-' ? -1 : 1;
const offsetSign = offsetSignS === "-" ? -1 : 1;
const hourOffset = parseInt(hourOffsetS, 10);

@@ -177,0 +177,0 @@ const minuteOffset = parseInt(minuteOffsetS, 10);

2

dist/exiftool_process.d.ts

@@ -1,2 +0,2 @@

import { Task } from './task';
import { Task } from "./task";
export interface TaskProvider {

@@ -3,0 +3,0 @@ (): Task<any> | undefined;

38

dist/exiftool_process.js

@@ -5,7 +5,7 @@ "use strict";

const _process = require("process");
const debug = require("debug");
const deferred_1 = require("./deferred");
const debug = require("debug");
const dbg = debug("exiftool-vendored:process");
const isWin32 = _process.platform === 'win32';
const exiftoolPath = require(`exiftool-vendored.${isWin32 ? 'exe' : 'pl'}`);
const isWin32 = _process.platform === "win32";
const exiftoolPath = require(`exiftool-vendored.${isWin32 ? "exe" : "pl"}`);
if (!_fs.existsSync(exiftoolPath)) {

@@ -15,4 +15,4 @@ throw new Error(`Vendored ExifTool does not exist at ${exiftoolPath}`);

function ellipsize(str, max) {
str = '' + str;
return (str.length < max) ? str : str.substring(0, max - 1) + '…';
str = "" + str;
return (str.length < max) ? str : str.substring(0, max - 1) + "…";
}

@@ -28,12 +28,12 @@ exports.ellipsize = ellipsize;

this._closedDeferred = new deferred_1.Deferred();
this.buff = '';
this.proc = _child_process.spawn(exiftoolPath, ['-stay_open', 'True', '-@', '-']);
this.buff = "";
this.proc = _child_process.spawn(exiftoolPath, ["-stay_open", "True", "-@", "-"]);
this.proc.unref(); // don't let node count ExifTool as a reason to stay alive
this.proc.stdout.on('data', d => this.onData(d));
this.proc.stderr.on('data', d => this.onError(d));
this.proc.on('close', () => {
this.proc.stdout.on("data", d => this.onData(d));
this.proc.stderr.on("data", d => this.onError(d));
this.proc.on("close", () => {
this._ended = true;
this._closedDeferred.resolve();
});
_process.on('beforeExit', () => this.end());
_process.on("beforeExit", () => this.end());
this.workIfIdle();

@@ -44,3 +44,3 @@ }

this._ended = true;
this.proc.stdin.write('\n-stay_open\nFalse\n');
this.proc.stdin.write("\n-stay_open\nFalse\n");
this.proc.stdin.end();

@@ -74,6 +74,6 @@ }

...this.currentTask.args,
'-ignoreMinorErrors',
'-execute',
'' // Need to end -execute with a newline
].join('\n');
"-ignoreMinorErrors",
"-execute",
"" // Need to end -execute with a newline
].join("\n");
this.proc.stdin.write(cmd);

@@ -100,7 +100,7 @@ }

const task = this.currentTask;
this.buff = '';
this.buff = "";
this.currentTask = undefined;
if (task === undefined) {
if (buff.length > 0) {
dbg('Internal error: stdin got data, with no current task');
dbg("Internal error: stdin got data, with no current task");
dbg(`Ignoring output >>>${buff}<<<`);

@@ -116,3 +116,3 @@ }

}
ExifToolProcess.ready = '{ready}';
ExifToolProcess.ready = "{ready}";
exports.ExifToolProcess = ExifToolProcess;

55

dist/exiftool.d.ts

@@ -1,28 +0,11 @@

import { Tags } from './tags';
import { Task } from './task';
export { Tags } from './tags';
export { ExifDate, ExifTime, ExifDateTime, ExifTimeZoneOffset } from './datetime';
export interface ExifToolAPI {
/**
* @return a promise holding the version number of the vendored ExifTool
*/
version(): Promise<string>;
/**
* @return a Promise holding the metadata tags found in `file`.
*/
read(file: string): Promise<Tags>;
/**
* Request graceful shut down of any running ExifTool child processes.
*
* This may need to be called in `after` or `finally` clauses in tests
* or scripts for them to exit cleanly.
*/
end(): void;
}
import { Tags } from "./tags";
import { Task } from "./task";
export { Tags } from "./tags";
export { ExifDate, ExifTime, ExifDateTime, ExifTimeZoneOffset } from "./datetime";
/**
* Manages delegating calls to a vendored running instance of ExifTool.
*
* Instantiation is expensive: use the exported singleton instance of this class, `exiftool`.
* Instances should be shared: consider using the exported singleton instance of this class, `exiftool`.
*/
export declare class ExifTool implements ExifToolAPI {
export declare class ExifTool {
readonly maxProcs: number;

@@ -36,3 +19,3 @@ private _procs;

/**
* @return a Promise to the vendored ExifTool's version
* @return a promise holding the version number of the vendored ExifTool
*/

@@ -45,2 +28,18 @@ version(): Promise<string>;

/**
* Extract the low-resolution thumbnail in `path/to/image.jpg`
* and write it to `path/to/thumbnail.jpg`.
*
* Note that these images are less than .1 megapixels in size.
* @return a `Promise<void>`. An `Error` is raised if
* the file could not be read or the output not written.
*/
extractThumbnail(imageFile: string, thumbnailFile: string): Promise<void>;
/**
* Extract the "preview" image in `path/to/image.jpg`
* and write it to `path/to/thumbnail.jpg`.
* @return a `Promise<void>`. An `Error` is raised if
* the file could not be read or the output not written.
*/
extractPreview(imageFile: string, previewFile: string): Promise<void>;
/**
* Request graceful shut down of any running ExifTool child processes.

@@ -52,2 +51,6 @@ *

end(): Promise<any>;
/**
* `enqueueTask` is not for normal consumption. External code
* can extend `Task` to add functionality.
*/
enqueueTask<T>(task: Task<T>): Task<T>;

@@ -61,3 +64,5 @@ private dequeueTask();

* in order to leverage a single running ExifTool process.
*
* Note that this instance will only use 1 CPU.
*/
export declare const exiftool: ExifToolAPI;
export declare const exiftool: ExifTool;

37

dist/exiftool.js
"use strict";
const exiftool_process_1 = require("./exiftool_process");
const image_extraction_task_1 = require("./image_extraction_task");
const tags_task_1 = require("./tags_task");
const version_task_1 = require("./version_task");
const exiftool_process_1 = require("./exiftool_process");
const _process = require("process");
var datetime_1 = require("./datetime");

@@ -10,7 +12,6 @@ exports.ExifDate = datetime_1.ExifDate;

exports.ExifTimeZoneOffset = datetime_1.ExifTimeZoneOffset;
const _process = require("process");
/**
* Manages delegating calls to a vendored running instance of ExifTool.
*
* Instantiation is expensive: use the exported singleton instance of this class, `exiftool`.
* Instances should be shared: consider using the exported singleton instance of this class, `exiftool`.
*/

@@ -25,6 +26,6 @@ class ExifTool {

this._tasks = [];
_process.on('exit', () => this.end());
_process.on("exit", () => this.end());
}
/**
* @return a Promise to the vendored ExifTool's version
* @return a promise holding the version number of the vendored ExifTool
*/

@@ -41,2 +42,22 @@ version() {

/**
* Extract the low-resolution thumbnail in `path/to/image.jpg`
* and write it to `path/to/thumbnail.jpg`.
*
* Note that these images are less than .1 megapixels in size.
* @return a `Promise<void>`. An `Error` is raised if
* the file could not be read or the output not written.
*/
extractThumbnail(imageFile, thumbnailFile) {
return this.enqueueTask(image_extraction_task_1.ImageExtractionTask.for("ThumbnailImage", imageFile, thumbnailFile)).promise;
}
/**
* Extract the "preview" image in `path/to/image.jpg`
* and write it to `path/to/thumbnail.jpg`.
* @return a `Promise<void>`. An `Error` is raised if
* the file could not be read or the output not written.
*/
extractPreview(imageFile, previewFile) {
return this.enqueueTask(image_extraction_task_1.ImageExtractionTask.for("PreviewImage", imageFile, previewFile)).promise;
}
/**
* Request graceful shut down of any running ExifTool child processes.

@@ -51,2 +72,6 @@ *

}
/**
* `enqueueTask` is not for normal consumption. External code
* can extend `Task` to add functionality.
*/
enqueueTask(task) {

@@ -77,3 +102,5 @@ this._tasks.push(task);

* in order to leverage a single running ExifTool process.
*
* Note that this instance will only use 1 CPU.
*/
exports.exiftool = new ExifTool();

4

dist/tags_task.d.ts

@@ -1,3 +0,3 @@

import { Tags } from './tags';
import { Task } from './task';
import { Tags } from "./tags";
import { Task } from "./task";
export declare class TagsTask extends Task<Tags> {

@@ -4,0 +4,0 @@ readonly SourceFile: string;

34

dist/tags_task.js
"use strict";
const _dt = require("./datetime");
const _path = require("path");
const task_1 = require("./task");
const _path = require("path");
class TagsTask extends task_1.Task {

@@ -15,5 +15,5 @@ constructor(SourceFile, args) {

const args = [
'-json',
'-coordFormat', '%.8f',
'-fast',
"-json",
"-coordFormat", "%.8f",
"-fast",
...optionalArgs,

@@ -40,3 +40,3 @@ sourceFile

// TimeZone just wins if we're just handed it, then use it:
const tze = new _dt.ExifTimeZoneOffset('TimeZone', this.rawTags.TimeZone);
const tze = new _dt.ExifTimeZoneOffset("TimeZone", this.rawTags.TimeZone);
if (tze.tzOffsetMinutes !== undefined) {

@@ -46,4 +46,4 @@ this.tzoffset = tze.tzOffsetMinutes;

else {
const gps = _dt.parse('GPSDateTime', this.rawTags.GPSDateTime, 0);
const local = _dt.parse('DateTimeOriginal', this.rawTags.DateTimeOriginal, 0);
const gps = _dt.parse("GPSDateTime", this.rawTags.GPSDateTime, 0);
const local = _dt.parse("DateTimeOriginal", this.rawTags.DateTimeOriginal, 0);
if (gps && local) {

@@ -66,18 +66,18 @@ // timezone offsets are never less than 30 minutes.

try {
if (tagName.endsWith('DateStampMode') || tagName.endsWith('Sharpness')
|| tagName.endsWith('Firmware') || tagName.endsWith('DateDisplayFormat')) {
if (tagName.endsWith("DateStampMode") || tagName.endsWith("Sharpness")
|| tagName.endsWith("Firmware") || tagName.endsWith("DateDisplayFormat")) {
return value.toString(); // force to string
}
else if (tagName.endsWith('BitsPerSample')) {
return value.toString().split(' ').map((i) => parseInt(i, 10));
else if (tagName.endsWith("BitsPerSample")) {
return value.toString().split(" ").map((i) => parseInt(i, 10));
}
else if (tagName.endsWith('FlashFired')) {
else if (tagName.endsWith("FlashFired")) {
const s = value.toString().toLowerCase();
return (s === 'yes' || s === '1' || s === 'true');
return (s === "yes" || s === "1" || s === "true");
}
else if (typeof value === 'string' && tagName.includes('Date') || tagName.includes('Time')) {
else if (typeof value === "string" && tagName.includes("Date") || tagName.includes("Time")) {
return _dt.parse(tagName, value, this.tzoffset);
}
else if (tagName.endsWith('GPSLatitude') || tagName.endsWith('GPSLongitude')) {
const ref = (this.rawTags[tagName + 'Ref'] || value.toString().split(' ')[1]);
else if (tagName.endsWith("GPSLatitude") || tagName.endsWith("GPSLongitude")) {
const ref = (this.rawTags[tagName + "Ref"] || value.toString().split(" ")[1]);
if (ref === undefined) {

@@ -88,3 +88,3 @@ return value; // give up

const direction = ref.trim().toLowerCase();
const sorw = direction.startsWith('w') || direction.startsWith('s');
const sorw = direction.startsWith("w") || direction.startsWith("s");
return parseFloat(value) * (sorw ? -1 : 1);

@@ -91,0 +91,0 @@ }

2

dist/task.d.ts

@@ -1,2 +0,2 @@

import { Deferred } from './deferred';
import { Deferred } from "./deferred";
/**

@@ -3,0 +3,0 @@ * Emodies both a command (`args`), and a handler for the resulting output

2

dist/version_task.d.ts

@@ -1,2 +0,2 @@

import { Task } from './task';
import { Task } from "./task";
export declare class VersionTask extends Task<string> {

@@ -3,0 +3,0 @@ private static readonly versionRegex;

2

dist/version_task.js

@@ -5,3 +5,3 @@ "use strict";

constructor() {
super(['-ver']);
super(["-ver"]);
}

@@ -8,0 +8,0 @@ parse(input) {

18

package.json
{
"name": "exiftool-vendored",
"version": "2.0.1",
"version": "2.1.0",
"description": "Efficient, cross-platform access to ExifTool",

@@ -9,3 +9,3 @@ "main": "./dist/exiftool.js",

"clean": "rimraf lib dist",
"lint": "tslint src/**/*.ts",
"lint": "tslint --fix src/**/*.ts",
"fmt": "bash -c 'tsfmt -r src/**/*.ts'",

@@ -90,5 +90,7 @@ "compile": "tsc",

"@types/jsdom": "^2.0.29",
"@types/mocha": "^2.2.34",
"@types/node": "^6.0.53",
"@types/mocha": "^2.2.37",
"@types/node": "^7.0.0",
"@types/pify": "0.0.28",
"@types/rimraf": "^0.0.28",
"@types/tmp": "0.0.32",
"@types/xmldom": "^0.1.28",

@@ -101,9 +103,11 @@ "chai": "^3.5.0",

"np": "^2.12.0",
"npm-run-all": "^3.1.2",
"npm-run-all": "^4.0.0",
"pify": "^2.3.0",
"rimraf": "^2.5.4",
"tar-fs": "^1.15.0",
"tslint": "^4.2.0",
"tmp": "0.0.31",
"tslint": "^4.3.1",
"tslint-config-standard": "^2.0.0",
"tslint-eslint-rules": "^3.2.3",
"typescript": "^2.1.4",
"typescript": "^2.1.5",
"typescript-formatter": "^4.0.1",

@@ -110,0 +114,0 @@ "xmldom": "^0.1.27",

24

README.md

@@ -39,5 +39,19 @@ # exiftool-vendored

import { exiftool, Tags } from "exiftool-vendored"
exiftool.read("path/to/file.jpg").then((tags /*: Tags */) => {
console.log(`Make: ${metadata.Make}, Model: ${metadata.Model}`)
})
// Read all metadata tags in `path/to/image.jpg`.
// Returns a `Promise<Tags>`.
exiftool
.read("path/to/image.jpg")
.then((tags /*: Tags */) => {
console.log(`Make: ${tags.Make}, Model: ${tags.Model}`)
})
// Extract the low-resolution thumbnail in `path/to/image.jpg`
// and write it to `path/to/thumbnail.jpg`.
// Returns a `Promise<void>`
// which contains an error or success status.
exiftool.extractThumbnail("path/to/image.jpg", "path/to/thumbnail.jpg")
// Extract the "Preview" image (found in RAW images):
exiftool.extractPreview("path/to/image.jpg", "path/to/preview.jpg")
```

@@ -132,2 +146,6 @@

### v2.1.0
* ✨ `extractThumbnail` and `extractPreview` implemented to pull out EXIF-embedded images
### v2.0.1

@@ -134,0 +152,0 @@ 

dist/tags.d.ts

Sorry, the diff of this file is too big to display

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