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<head>
    <title>Code coverage report for src/command.ts</title>
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        <h1><a href="../index.html">All files</a> / <a href="index.html">src</a> command.ts</h1>
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                <span class="strong">69.81% </span>
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                <span class='fraction'>74/106</span>
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                <span class="strong">72.72% </span>
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                <span class="strong">80% </span>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import { Readable, Writable } from 'node:stream'
import { FfmpegInput, InputDefinition } from './input'
import { FfmpegOutput, OutputDefinition } from './output'
import { FfmpegProcess, RunResult, RunOptions, ProcessOptions } from './process'
import { FilterGraph, generateFilterGraph } from './utils/filters'
&nbsp;
export type CommandOptions = {
  input?: InputDefinition
  inputs?: InputDefinition[]
  output?: OutputDefinition
  outputs?: OutputDefinition[]
  complexFilters?: FilterGraph
  customArgs?: string[]
}
&nbsp;
export class FfmpegCommand implements CommandOptions {
  inputs: FfmpegInput[]
  outputs: FfmpegOutput[]
  complexFilters?: FilterGraph
  customArgs: string[]
&nbsp;
  constructor(options: CommandOptions) {
    if (options.input) {
      if (options.inputs) {
        throw new Error("Cannot specify both 'input' and 'inputs'")
      }
&nbsp;
      options.inputs = [options.input]
    }
&nbsp;
    if (options.output) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" >      if (options.outputs) {</span>
<span class="cstat-no" title="statement not covered" >        throw new Error("Cannot specify both 'output' and 'outputs'")</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" >      options.outputs = [options.output]</span>
<span class="cstat-no" title="statement not covered" >    }</span>
&nbsp;
    this.inputs = (options.inputs<span class="branch-0 cbranch-no" title="branch not covered" > || [])</span>.map(
      (inputOptions) =&gt; new FfmpegInput(inputOptions)
    )
&nbsp;
    this.outputs = (options.outputs || []).map(
      (outputOptions) =&gt; new FfmpegOutput(outputOptions)
    )
&nbsp;
    this.complexFilters = options.complexFilters
    this.customArgs = options.customArgs || []
&nbsp;
    this.#validateIO()
  }
&nbsp;
  #validateIO(): void {
    if (this.inputs.filter((i) =&gt; i.isStream).length &gt; 1) {
      throw new Error(`At most one stream input is supported`)
    }
&nbsp;
    if (this.outputs.filter((o) =&gt; o.isStream).length &gt; 1) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" >      throw new Error(`At most one stream output is supported`)</span>
<span class="cstat-no" title="statement not covered" >    }</span>
  }
&nbsp;
  getFfmpegArguments(): string[] {
    let args: string[] = []
&nbsp;
    for (let input of this.inputs) {
      args.push(...input.getFfmpegArguments())
    }
&nbsp;
    args.push(...this.customArgs)
&nbsp;
    if (this.complexFilters) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" >      args.push('-filter_complex', generateFilterGraph(this.complexFilters))</span>
<span class="cstat-no" title="statement not covered" >    }</span>
&nbsp;
    if (this.outputs.some((o) =&gt; o.isLocalFile)) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" >      // Force overwrite outputs</span>
<span class="cstat-no" title="statement not covered" >      args.push('-y')</span>
<span class="cstat-no" title="statement not covered" >    }</span>
&nbsp;
    for (let output of this.outputs) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" >      args.push(...output.getFfmpegArguments())</span>
<span class="cstat-no" title="statement not covered" >    }</span>
&nbsp;
    return args
  }
&nbsp;
<span class="fstat-no" title="function not covered" >  run(options: RunOptions): Promise&lt;RunResult&gt; {</span>
<span class="cstat-no" title="statement not covered" >    let procOtions: ProcessOptions = {</span>
<span class="cstat-no" title="statement not covered" >      args: this.getFfmpegArguments(),</span>
<span class="cstat-no" title="statement not covered" >      ...options</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" >    let streamInput = this.inputs.find((i) =&gt; i.isStream)</span>
<span class="cstat-no" title="statement not covered" >    if (streamInput) {</span>
<span class="cstat-no" title="statement not covered" >      procOtions.inputStream = streamInput.source as Readable</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" >    let streamOutput = this.outputs.find((i) =&gt; i.isStream)</span>
<span class="cstat-no" title="statement not covered" >    if (streamOutput) {</span>
<span class="cstat-no" title="statement not covered" >      procOtions.outputStream = streamOutput.target as Writable</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" >    return new FfmpegProcess(procOtions).run()</span>
<span class="cstat-no" title="statement not covered" >  }</span>
}
&nbsp;</pre></td></tr></table></pre>

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