613 lines
24 KiB
HTML
613 lines
24 KiB
HTML
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<title>Code coverage report for src/process.ts</title>
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<meta charset="utf-8" />
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<link rel="stylesheet" href="../prettify.css" />
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<h1><a href="../index.html">All files</a> / <a href="index.html">src</a> process.ts</h1>
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<div class='clearfix'>
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<div class='fl pad1y space-right2'>
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<span class="strong">86.93% </span>
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<span class="quiet">Statements</span>
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<span class='fraction'>153/176</span>
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<div class='fl pad1y space-right2'>
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<span class="strong">87.87% </span>
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<span class="quiet">Branches</span>
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<span class='fraction'>29/33</span>
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<div class='fl pad1y space-right2'>
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<span class="strong">100% </span>
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<span class="quiet">Functions</span>
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<span class='fraction'>4/4</span>
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<div class='fl pad1y space-right2'>
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<span class="strong">86.93% </span>
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<span class="quiet">Lines</span>
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<span class='fraction'>153/176</span>
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</div>
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<p class="quiet">
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Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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<div class='status-line high'></div>
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<pre><table class="coverage">
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<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
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<a name='L34'></a><a href='#L34'>34</a>
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<a name='L35'></a><a href='#L35'>35</a>
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<a name='L36'></a><a href='#L36'>36</a>
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<a name='L37'></a><a href='#L37'>37</a>
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<a name='L38'></a><a href='#L38'>38</a>
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<a name='L39'></a><a href='#L39'>39</a>
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<a name='L42'></a><a href='#L42'>42</a>
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<a name='L46'></a><a href='#L46'>46</a>
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<a name='L47'></a><a href='#L47'>47</a>
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<a name='L51'></a><a href='#L51'>51</a>
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<a name='L52'></a><a href='#L52'>52</a>
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<a name='L53'></a><a href='#L53'>53</a>
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<a name='L60'></a><a href='#L60'>60</a>
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<a name='L63'></a><a href='#L63'>63</a>
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<a name='L64'></a><a href='#L64'>64</a>
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<a name='L65'></a><a href='#L65'>65</a>
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<a name='L68'></a><a href='#L68'>68</a>
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<a name='L71'></a><a href='#L71'>71</a>
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<a name='L72'></a><a href='#L72'>72</a>
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<a name='L73'></a><a href='#L73'>73</a>
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<a name='L81'></a><a href='#L81'>81</a>
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<a name='L90'></a><a href='#L90'>90</a>
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<a name='L91'></a><a href='#L91'>91</a>
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<a name='L94'></a><a href='#L94'>94</a>
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<a name='L99'></a><a href='#L99'>99</a>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import { spawn } from 'node:child_process'
|
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import { isWindows } from './utils/platform'
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import {
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extractErrorMessage,
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extractProgress,
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CodecDataExtractor
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} from './utils/parsing'
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import LineBuffer from './utils/line-buffer'
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import { InputCodecInformation, ProgressInformation } from './utils/data-types'
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import { Readable, Writable } from 'node:stream'
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|
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export type RunResult = {
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stderr: string
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stdout: string
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}
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|
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export type RunOptions = {
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nice?: number
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|
cwd?: string
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timeout?: number
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|
onProgress?: (progress: ProgressInformation) => void
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onCodecData?: (data: InputCodecInformation) => void
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onStderr?: (line: string) => void
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|
}
|
|
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|
export type ProcessOptions = RunOptions & {
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args: string[]
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captureStdout?: boolean
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inputStream?: Readable
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|
outputStream?: Writable
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}
|
|
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|
export class FfmpegProcess implements ProcessOptions {
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args: string[]
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nice?: number
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|
cwd?: string
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|
timeout?: number
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|
captureStdout?: boolean
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|
inputStream?: Readable
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|
outputStream?: Writable
|
|
onProgress?: (progress: ProgressInformation) => void
|
|
onCodecData?: (data: InputCodecInformation) => void
|
|
onStderr?: (line: string) => void
|
|
|
|
constructor(options: ProcessOptions) {
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|
this.args = options.args
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|
this.nice = options.nice
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|
this.cwd = options.cwd
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|
this.timeout = options.timeout
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|
this.captureStdout = options.captureStdout
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|
this.inputStream = options.inputStream
|
|
this.outputStream = options.outputStream
|
|
this.onProgress = options.onProgress
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|
this.onCodecData = options.onCodecData
|
|
this.onStderr = options.onStderr
|
|
|
|
this.#validateOptions()
|
|
}
|
|
|
|
#validateOptions() {
|
|
if (this.outputStream<span class="branch-0 cbranch-no" title="branch not covered" > && this.captureStdout)</span> <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
|
|
<span class="cstat-no" title="statement not covered" > throw new Error(</span>
|
|
<span class="cstat-no" title="statement not covered" > "Cannot use 'captureStdout' when a stream output is present"</span>
|
|
<span class="cstat-no" title="statement not covered" > )</span>
|
|
<span class="cstat-no" title="statement not covered" > }</span>
|
|
}
|
|
|
|
// TODO return a compound type that is PromiseLike and has methods on the process (like kill)
|
|
run(callback?: (err: any, result?: any) => any): Promise<RunResult> {
|
|
let cmd = process.env.FFMPEG_PATH || 'ffmpeg'
|
|
let args: string[] = [...this.args]
|
|
|
|
let { onProgress, onCodecData, onStderr } = this
|
|
|
|
if (this.nice && this.nice !== 0 && !isWindows) {
|
|
args = ['-n', this.nice.toString(), cmd, ...args]
|
|
cmd = 'nice'
|
|
}
|
|
|
|
let promise: Promise<RunResult> = new Promise((resolve, reject) => {
|
|
let child = spawn(cmd, args, {
|
|
cwd: this.cwd,
|
|
timeout: this.timeout,
|
|
windowsHide: true
|
|
})
|
|
|
|
let stderr = new LineBuffer()
|
|
let stdout = new LineBuffer()
|
|
|
|
if (onStderr) {
|
|
stderr.on('line', onStderr)
|
|
}
|
|
|
|
if (onProgress) {
|
|
stderr.on('line', (line: string) => {
|
|
let progress = extractProgress(line)
|
|
if (progress) {
|
|
onProgress?.(progress)
|
|
}
|
|
})
|
|
}
|
|
|
|
if (onCodecData) {
|
|
let extractor = new CodecDataExtractor(onCodecData)
|
|
stderr.on('line', (line: string) => {
|
|
if (!extractor.done) {
|
|
extractor.processLine(line)
|
|
}
|
|
})
|
|
}
|
|
|
|
child.on('error', (err) => reject(err))
|
|
|
|
child.on('close', (code, signal) => {
|
|
stderr.close()
|
|
stdout.close()
|
|
|
|
if (signal) {
|
|
reject(new Error(`ffmpeg was killed with signal ${signal}`))
|
|
} else if (code) {
|
|
let message = `ffmpeg exited with code ${code}`
|
|
let error = extractErrorMessage(stderr.lines)
|
|
|
|
if (error) {
|
|
message = `${message}:\n${error}`
|
|
}
|
|
|
|
reject(new Error(message))
|
|
} else {
|
|
resolve({
|
|
stdout: stdout.toString(),
|
|
stderr: stderr.toString()
|
|
})
|
|
}
|
|
})
|
|
|
|
if (this.inputStream) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
|
|
<span class="cstat-no" title="statement not covered" > this.inputStream.pipe(child.stdin)</span>
|
|
<span class="cstat-no" title="statement not covered" > this.inputStream.on('error', (err) => {</span>
|
|
<span class="cstat-no" title="statement not covered" > // TODO make a specific error type</span>
|
|
<span class="cstat-no" title="statement not covered" > reject(err)</span>
|
|
<span class="cstat-no" title="statement not covered" ></span>
|
|
<span class="cstat-no" title="statement not covered" > child.kill()</span>
|
|
<span class="cstat-no" title="statement not covered" > })</span>
|
|
<span class="cstat-no" title="statement not covered" ></span>
|
|
<span class="cstat-no" title="statement not covered" > // Prevent stdin errors from bubbling up, ffmpeg will crash anyway</span>
|
|
<span class="cstat-no" title="statement not covered" > child.stdin.on('error', () => {})</span>
|
|
<span class="cstat-no" title="statement not covered" > }</span>
|
|
|
|
child.stderr.on('data', (data) => stderr.append(data.toString()))
|
|
|
|
if (this.outputStream) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
|
|
<span class="cstat-no" title="statement not covered" > child.stdout.pipe(this.outputStream)</span>
|
|
<span class="cstat-no" title="statement not covered" ></span>
|
|
<span class="cstat-no" title="statement not covered" > this.outputStream.on('error', (err) => {</span>
|
|
<span class="cstat-no" title="statement not covered" > // TODO make a specific error type</span>
|
|
<span class="cstat-no" title="statement not covered" > reject(err)</span>
|
|
<span class="cstat-no" title="statement not covered" ></span>
|
|
<span class="cstat-no" title="statement not covered" > child.kill()</span>
|
|
<span class="cstat-no" title="statement not covered" > })</span>
|
|
} else if (this.captureStdout) {
|
|
child.stdout.on('data', (data) => stdout.append(data.toString()))
|
|
}
|
|
})
|
|
|
|
if (callback) {
|
|
promise.then(
|
|
(value) => callback(null, value),
|
|
(reason) => callback(reason)
|
|
)
|
|
}
|
|
|
|
return promise
|
|
}
|
|
}
|
|
</pre></td></tr></table></pre>
|
|
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</div><!-- /wrapper -->
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<div class='footer quiet pad2 space-top1 center small'>
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Code coverage generated by
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<a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a>
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at 2023-11-17T09:02:42.005Z
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</div>
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<script src="../prettify.js"></script>
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<script>
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window.onload = function () {
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prettyPrint();
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};
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</script>
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