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397 lines
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<main><section>
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<div class="space-y-2 flex-1"><div class="space-y-7" id="module_doc"><div class="markdown"><p>Makes what the server derives from an upload with ffmpeg: a video's still,
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which the thumbnails route serves, an audio file's waveform, which the
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waveform route serves, and the scaled-down copies of any image, which
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<code>serveImage</code> (lib/upload.ts) serves for every route that answers one. Each
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is made on its first request and kept under a name this module gives, a
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dump's in <code>THUMBNAILS_DIR</code> and the scaled copies in <code>SCALED_DIR</code>, until
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dump-service replaces or deletes the upload and
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<a href="../../.././api/lib/ffmpeg.ts/~/removeGeneratedMedia.html">removeGeneratedMedia</a> drops them. <a href="../../.././api/lib/ffmpeg.ts/~/generatedMediaSweepJob.html">generatedMediaSweepJob</a>
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takes what that leaves behind.</p>
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</div><section class="section" id="api/lib/ffmpeg_ts_functions"><div>
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<h2 class="anchorable mb-1"><a href="#api/lib/ffmpeg_ts_functions" class="anchor" aria-label="Anchor" tabIndex="-1"><svg
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Functions</h2></div><div class="namespaceSection"><div id="namespace_audiowaveform" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/audioWaveform.html" title="audioWaveform">
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<span>audioWaveform</span><span>(<div class="ml-4"><div><span>srcPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>outPath<span>: <span class="td-kw">string</span></span></span></div></div>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Writes the waveform of the audio file <code>srcPath</code> as the waveform route's
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whole response, so the route serves it as a file, with its ETag.</p>
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</div></div></div>
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</div><div id="namespace_ensuregenerated" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/ensureGenerated.html" title="ensureGenerated">
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<span>ensureGenerated</span><span>(<div class="ml-4"><div><span>outPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>generate<span>: () => <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span>,</div><div><span>srcPath<span class="td-op">?</span><span>: <span class="td-kw">string</span></span></span></div></div>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">boolean</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Makes <code>outPath</code> with <code>generate</code> unless it exists. Resolves false when it
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can't be made, because ffmpeg is missing or failed.</p>
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</div></div></div>
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</div><div id="namespace_generatedpaths" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/generatedPaths.html" title="generatedPaths">
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<span>generatedPaths</span><span>(<span><span>dumpId<span>: <span class="td-kw">string</span></span></span></span>)<span>: { still<span>: <span class="td-kw">string</span></span>; waveform<span>: <span class="td-kw">string</span></span>; }</span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Returns where the still and the waveform generated from dump <code>dumpId</code>'s
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upload are kept.</p>
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</div></div></div>
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</div><div id="namespace_removegeneratedmedia" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/removeGeneratedMedia.html" title="removeGeneratedMedia">
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<span>removeGeneratedMedia</span><span>(<span><span>dumpId<span>: <span class="td-kw">string</span></span></span></span>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Deletes what was generated from dump <code>dumpId</code>'s upload, once dump-service
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has replaced or deleted it. The routes make them again from a new one.</p>
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</div></div></div>
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</div><div id="namespace_removescaledimages" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/removeScaledImages.html" title="removeScaledImages">
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<span>removeScaledImages</span><span>(<span><span>srcPath<span>: <span class="td-kw">string</span></span></span></span>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Deletes the scaled copies of the upload at <code>srcPath</code>, once it is deleted.
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One that is replaced needs no call: its copies are made again, being older
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than it (<a href="../../.././api/lib/ffmpeg.ts/~/ensureGenerated.html">ensureGenerated</a>).</p>
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</div></div></div>
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</div><div id="namespace_scaledimagepath" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/scaledImagePath.html" title="scaledImagePath">
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<span>scaledImagePath</span><span>(<div class="ml-4"><div><span>srcPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>width<span>: <span class="td-ref">ImageWidth</span></span></span>,</div><div><span>format<span class="td-op">?</span><span>: <span class="td-ref">ScaledFormat</span></span></span></div></div>)<span>: <span class="td-kw">string</span></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Returns where the copy of the upload at <code>srcPath</code> scaled to <code>width</code> is
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kept, in <code>format</code>: under <code>SCALED_DIR</code>, at the upload's own path below
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<code>UPLOADS_DIR</code>.</p>
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</div></div></div>
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</div><div id="namespace_scaleimage" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/scaleImage.html" title="scaleImage">
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<span>scaleImage</span><span>(<div class="ml-4"><div><span>srcPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>outPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>width<span>: <span class="td-ref">ImageWidth</span></span></span>,</div><div><span><span class="italic">unnamed 3</span><span>: <span class="td-ref">ImageTraits</span></span></span>,</div><div><span>format<span class="td-op">?</span><span>: <span class="td-ref">ScaledFormat</span></span></span></div></div>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Writes a copy of an image at most <code>width</code> wide, never wider than the image
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itself, as a WebP unless <code>format</code> names another. WebP keeps a PNG's
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transparency and a GIF's animation, at a fraction of either's bytes.</p>
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</div></div></div>
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</div><div id="namespace_scaleimagebytes" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/scaleImageBytes.html" title="scaleImageBytes">
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<span>scaleImageBytes</span><span>(<div class="ml-4"><div><span>bytes<span>: <span class="td-ref">Uint8Array</span></span></span>,</div><div><span>width<span>: <span class="td-ref">ImageWidth</span></span></span>,</div><div><span>traits<span>: <span class="td-ref">ImageTraits</span></span></span></div></div>)<span>: <span class="td-ref">Promise</span><<span><span class="td-ref">Uint8Array</span><span class="td-op"> | </span><span class="td-kw">null</span></span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Returns <code>bytes</code>, an image held in memory, scaled as <a href="../../.././api/lib/ffmpeg.ts/~/scaleImage.html">scaleImage</a>
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does, or null when it can't be, because ffmpeg is missing or failed. The
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image proxy scales what it fetched with it, and keeps the result itself.</p>
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</div></div></div>
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</div><div id="namespace_sweepgeneratedmedia" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/sweepGeneratedMedia.html" title="sweepGeneratedMedia">
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<span>sweepGeneratedMedia</span><span>()<span>: <span class="td-ref">Promise</span><<span class="td-kw">number</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Deletes the generated files nothing serves any more, and returns how many:
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the scaled copies of an upload that is gone, which the services' own
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removals missed or never made, as for a user's avatar; the previews of
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image dumps under their former name, <code><id>.preview.jpg</code> or <code>.png</code>, which
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the scaled copies replaced; and the temporary files a generation left
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unfinished. Nothing else of <code>THUMBNAILS_DIR</code> is touched, the custom
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thumbnails kept there being uploads.</p>
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</div></div></div>
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</div><div id="namespace_videostill" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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<div class="namespaceItemContent">
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<a href="../../.././api/lib/ffmpeg.ts/~/videoStill.html" title="videoStill">
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<span>videoStill</span><span>(<div class="ml-4"><div><span>srcPath<span>: <span class="td-kw">string</span></span></span>,</div><div><span>outPath<span>: <span class="td-kw">string</span></span></span></div></div>)<span>: <span class="td-ref">Promise</span><<span class="td-kw">void</span>></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Writes a 320-pixel-wide JPEG still of a video, one second in.</p>
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</div></div></div>
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</div></div>
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</section>
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<section class="section" id="api/lib/ffmpeg_ts_interfaces"><div>
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<h2 class="anchorable mb-1"><a href="#api/lib/ffmpeg_ts_interfaces" class="anchor" aria-label="Anchor" tabIndex="-1"><svg
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width="16"
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height="16"
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viewBox="0 0 14 14"
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fill="none"
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</svg>
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</a>
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Interfaces</h2></div><div class="namespaceSection"><div id="namespace_imagetraits" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Interface bg-Interface/15 dark:text-InterfaceDark dark:bg-InterfaceDark/15" title="Interface">I</div></div>
|
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<div class="namespaceItemContent">
|
|
<a href="../../.././api/lib/ffmpeg.ts/~/ImageTraits.html" title="ImageTraits">
|
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<span>ImageTraits</span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>What <a href="../../.././api/lib/ffmpeg.ts/~/scaleImage.html">scaleImage</a> is told of the image it scales, which
|
|
<code>scalableImage</code> (lib/upload.ts) reads from its first bytes.</p>
|
|
</div></div><ul class="namespaceItemContentSubItems"><li>
|
|
<a href="../../.././api/lib/ffmpeg.ts/~/ImageTraits.html#property_animated">
|
|
<span>animated</span><span>: <span class="td-kw">boolean</span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Whether its frames are an animation, as a GIF's are. A still may hold
|
|
more than one image too, a phone's JPEG carrying a gain map or a depth
|
|
map after the photo, and ffmpeg reads each as a frame.</p>
|
|
</div></div></li><li>
|
|
<a href="../../.././api/lib/ffmpeg.ts/~/ImageTraits.html#property_orientation">
|
|
<span>orientation</span><span>: <span class="td-kw">number</span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>The EXIF orientation to turn the image by, 1 when it is upright.</p>
|
|
</div></div></li></ul></div>
|
|
</div></div>
|
|
</section>
|
|
<section class="section" id="api/lib/ffmpeg_ts_type-aliases"><div>
|
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<h2 class="anchorable mb-1"><a href="#api/lib/ffmpeg_ts_type-aliases" class="anchor" aria-label="Anchor" tabIndex="-1"><svg
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width="16"
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height="16"
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viewBox="0 0 14 14"
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fill="none"
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xmlns="http://www.w3.org/2000/svg"
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>
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<g clip-path="url(#clip0_1081_1237)">
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<path
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fill-rule="evenodd"
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clip-rule="evenodd"
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d="M6.80328 2.8656C6.68736 2.99 6.62425 3.15454 6.62725 3.32456C6.63025 3.49457 6.69913 3.65678 6.81936 3.77702C6.9396 3.89725 7.10181 3.96613 7.27182 3.96913C7.44184 3.97213 7.60638 3.90902 7.73078 3.7931L8.82453 2.69935C8.98712 2.53676 9.18015 2.40778 9.39259 2.31978C9.60503 2.23179 9.83272 2.1865 10.0627 2.1865C10.2926 2.1865 10.5203 2.23179 10.7327 2.31978C10.9452 2.40778 11.1382 2.53676 11.3008 2.69935C11.4634 2.86194 11.5923 3.05497 11.6803 3.2674C11.7683 3.47984 11.8136 3.70753 11.8136 3.93747C11.8136 4.16741 11.7683 4.3951 11.6803 4.60754C11.5923 4.81998 11.4634 5.013 11.3008 5.1756L9.11328 7.3631C8.95075 7.52581 8.75775 7.65488 8.5453 7.74295C8.33285 7.83102 8.10513 7.87635 7.87516 7.87635C7.64518 7.87635 7.41746 7.83102 7.20501 7.74295C6.99256 7.65488 6.79956 7.52581 6.63703 7.3631C6.51263 7.24718 6.34809 7.18407 6.17807 7.18707C6.00806 7.19007 5.84585 7.25894 5.72561 7.37918C5.60538 7.49942 5.5365 7.66163 5.5335 7.83164C5.5305 8.00165 5.59361 8.1662 5.70953 8.2906C5.99391 8.57501 6.33154 8.80062 6.70312 8.95455C7.0747 9.10847 7.47296 9.18769 7.87516 9.18769C8.27736 9.18769 8.67562 9.10847 9.0472 8.95455C9.41878 8.80062 9.7564 8.57501 10.0408 8.2906L12.2283 6.1031C12.8026 5.52874 13.1253 4.74974 13.1253 3.93747C13.1253 3.12521 12.8026 2.34621 12.2283 1.77185C11.6539 1.19749 10.8749 0.874817 10.0627 0.874817C9.25039 0.874817 8.47139 1.19749 7.89703 1.77185L6.80328 2.8656ZM2.69953 11.3006C2.53682 11.1381 2.40774 10.9451 2.31968 10.7326C2.23161 10.5202 2.18628 10.2924 2.18628 10.0625C2.18628 9.8325 2.23161 9.60477 2.31968 9.39233C2.40774 9.17988 2.53682 8.98688 2.69953 8.82435L4.88703 6.63685C5.04956 6.47414 5.24256 6.34506 5.45501 6.25699C5.66746 6.16893 5.89518 6.1236 6.12516 6.1236C6.35513 6.1236 6.58285 6.16893 6.7953 6.25699C7.00775 6.34506 7.20075 6.47414 7.36328 6.63685C7.48768 6.75277 7.65223 6.81588 7.82224 6.81288C7.99225 6.80988 8.15446 6.741 8.2747 6.62077C8.39494 6.50053 8.46381 6.33832 8.46681 6.1683C8.46981 5.99829 8.4067 5.83375 8.29078 5.70935C8.0064 5.42494 7.66878 5.19933 7.2972 5.0454C6.92562 4.89148 6.52736 4.81225 6.12516 4.81225C5.72296 4.81225 5.3247 4.89148 4.95312 5.0454C4.58154 5.19933 4.24391 5.42494 3.95953 5.70935L1.77203 7.89685C1.19767 8.47121 0.875 9.25021 0.875 10.0625C0.875 10.8747 1.19767 11.6537 1.77203 12.2281C2.34639 12.8025 3.12539 13.1251 3.93766 13.1251C4.74992 13.1251 5.52892 12.8025 6.10328 12.2281L7.19703 11.1343C7.31295 11.0099 7.37606 10.8454 7.37306 10.6754C7.37006 10.5054 7.30119 10.3432 7.18095 10.2229C7.06071 10.1027 6.8985 10.0338 6.72849 10.0308C6.55848 10.0278 6.39393 10.0909 6.26953 10.2068L5.17578 11.3006C5.01325 11.4633 4.82025 11.5924 4.6078 11.6805C4.39535 11.7685 4.16763 11.8138 3.93766 11.8138C3.70768 11.8138 3.47996 11.7685 3.26751 11.6805C3.05506 11.5924 2.86206 11.4633 2.69953 11.3006Z"
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fill="currentColor"
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/>
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</g>
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<defs>
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<clipPath id="clip0_1081_1237">
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</a>
|
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Type Aliases</h2></div><div class="namespaceSection"><div id="namespace_scaledformat" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-TypeAlias bg-TypeAlias/15 dark:text-TypeAliasDark dark:bg-TypeAliasDark/15" title="Type Alias">T</div></div>
|
|
<div class="namespaceItemContent">
|
|
<a href="../../.././api/lib/ffmpeg.ts/~/ScaledFormat.html" title="ScaledFormat">
|
|
<span>ScaledFormat</span><span> = <span><span class="td-str">"webp"</span><span class="td-op"> | </span><span class="td-str">"jpg"</span><span class="td-op"> | </span><span class="td-str">"png"</span></span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>The formats a scaled copy comes in: WebP for a browser, and a JPEG or a PNG
|
|
for what doesn't read it, as some mail clients don't.</p>
|
|
</div></div></div>
|
|
</div></div>
|
|
</section>
|
|
<section class="section" id="api/lib/ffmpeg_ts_variables"><div>
|
|
<h2 class="anchorable mb-1"><a href="#api/lib/ffmpeg_ts_variables" class="anchor" aria-label="Anchor" tabIndex="-1"><svg
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width="16"
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height="16"
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xmlns="http://www.w3.org/2000/svg"
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>
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<g clip-path="url(#clip0_1081_1237)">
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fill-rule="evenodd"
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d="M6.80328 2.8656C6.68736 2.99 6.62425 3.15454 6.62725 3.32456C6.63025 3.49457 6.69913 3.65678 6.81936 3.77702C6.9396 3.89725 7.10181 3.96613 7.27182 3.96913C7.44184 3.97213 7.60638 3.90902 7.73078 3.7931L8.82453 2.69935C8.98712 2.53676 9.18015 2.40778 9.39259 2.31978C9.60503 2.23179 9.83272 2.1865 10.0627 2.1865C10.2926 2.1865 10.5203 2.23179 10.7327 2.31978C10.9452 2.40778 11.1382 2.53676 11.3008 2.69935C11.4634 2.86194 11.5923 3.05497 11.6803 3.2674C11.7683 3.47984 11.8136 3.70753 11.8136 3.93747C11.8136 4.16741 11.7683 4.3951 11.6803 4.60754C11.5923 4.81998 11.4634 5.013 11.3008 5.1756L9.11328 7.3631C8.95075 7.52581 8.75775 7.65488 8.5453 7.74295C8.33285 7.83102 8.10513 7.87635 7.87516 7.87635C7.64518 7.87635 7.41746 7.83102 7.20501 7.74295C6.99256 7.65488 6.79956 7.52581 6.63703 7.3631C6.51263 7.24718 6.34809 7.18407 6.17807 7.18707C6.00806 7.19007 5.84585 7.25894 5.72561 7.37918C5.60538 7.49942 5.5365 7.66163 5.5335 7.83164C5.5305 8.00165 5.59361 8.1662 5.70953 8.2906C5.99391 8.57501 6.33154 8.80062 6.70312 8.95455C7.0747 9.10847 7.47296 9.18769 7.87516 9.18769C8.27736 9.18769 8.67562 9.10847 9.0472 8.95455C9.41878 8.80062 9.7564 8.57501 10.0408 8.2906L12.2283 6.1031C12.8026 5.52874 13.1253 4.74974 13.1253 3.93747C13.1253 3.12521 12.8026 2.34621 12.2283 1.77185C11.6539 1.19749 10.8749 0.874817 10.0627 0.874817C9.25039 0.874817 8.47139 1.19749 7.89703 1.77185L6.80328 2.8656ZM2.69953 11.3006C2.53682 11.1381 2.40774 10.9451 2.31968 10.7326C2.23161 10.5202 2.18628 10.2924 2.18628 10.0625C2.18628 9.8325 2.23161 9.60477 2.31968 9.39233C2.40774 9.17988 2.53682 8.98688 2.69953 8.82435L4.88703 6.63685C5.04956 6.47414 5.24256 6.34506 5.45501 6.25699C5.66746 6.16893 5.89518 6.1236 6.12516 6.1236C6.35513 6.1236 6.58285 6.16893 6.7953 6.25699C7.00775 6.34506 7.20075 6.47414 7.36328 6.63685C7.48768 6.75277 7.65223 6.81588 7.82224 6.81288C7.99225 6.80988 8.15446 6.741 8.2747 6.62077C8.39494 6.50053 8.46381 6.33832 8.46681 6.1683C8.46981 5.99829 8.4067 5.83375 8.29078 5.70935C8.0064 5.42494 7.66878 5.19933 7.2972 5.0454C6.92562 4.89148 6.52736 4.81225 6.12516 4.81225C5.72296 4.81225 5.3247 4.89148 4.95312 5.0454C4.58154 5.19933 4.24391 5.42494 3.95953 5.70935L1.77203 7.89685C1.19767 8.47121 0.875 9.25021 0.875 10.0625C0.875 10.8747 1.19767 11.6537 1.77203 12.2281C2.34639 12.8025 3.12539 13.1251 3.93766 13.1251C4.74992 13.1251 5.52892 12.8025 6.10328 12.2281L7.19703 11.1343C7.31295 11.0099 7.37606 10.8454 7.37306 10.6754C7.37006 10.5054 7.30119 10.3432 7.18095 10.2229C7.06071 10.1027 6.8985 10.0338 6.72849 10.0308C6.55848 10.0278 6.39393 10.0909 6.26953 10.2068L5.17578 11.3006C5.01325 11.4633 4.82025 11.5924 4.6078 11.6805C4.39535 11.7685 4.16763 11.8138 3.93766 11.8138C3.70768 11.8138 3.47996 11.7685 3.26751 11.6805C3.05506 11.5924 2.86206 11.4633 2.69953 11.3006Z"
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fill="currentColor"
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/>
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</g>
|
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<defs>
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<clipPath id="clip0_1081_1237">
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<rect width="14" height="14" fill="white" />
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</clipPath>
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</defs>
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</svg>
|
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</a>
|
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Variables</h2></div><div class="namespaceSection"><div id="namespace_generatedmediasweepjob" class="namespaceItem" ><div class="docNodeKindIcon"><div class="text-Variable bg-Variable/15 dark:text-VariableDark dark:bg-VariableDark/15" title="Variable">v</div></div>
|
|
<div class="namespaceItemContent">
|
|
<a href="../../.././api/lib/ffmpeg.ts/~/generatedMediaSweepJob.html" title="generatedMediaSweepJob">
|
|
<span>generatedMediaSweepJob</span><span>: <span class="td-ref">Job</span></span></a><div class="namespaceItemContentDoc"><div class="markdown_summary"><p>Runs <a href="../../.././api/lib/ffmpeg.ts/~/sweepGeneratedMedia.html">sweepGeneratedMedia</a> a minute after the server starts, which
|
|
clears what a new version no longer uses as soon as it is deployed, then
|
|
once a day. <code>main.ts</code> starts it.</p>
|
|
</div></div></div>
|
|
</div></div>
|
|
</section>
|
|
</div>
|
|
</div>
|
|
</section>
|
|
</main><div class="toc">
|
|
<div><div class="usageContent">
|
|
<h3>Usage</h3><div class="markdown"><pre class="highlight"><code class="language-typescript">import * as mod from "api/lib/ffmpeg.ts";
|
|
</code><button class="copyButton" data-copy="import * as mod from "api/lib/ffmpeg.ts";
|
|
"><svg
|
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class="copy"
|
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width="15"
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height="15"
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viewBox="0 0 15 15"
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fill="none"
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xmlns="http://www.w3.org/2000/svg"
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>
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<rect x="2" y="2" width="7" height="7" fill="none" />
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<rect x="6" y="6" width="7" height="7" fill="none" />
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<path
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d="M1.55566 2.7C1.55566 2.03726 2.09292 1.5 2.75566 1.5H8.75566C9.41841 1.5 9.95566 2.03726 9.95566 2.7V5.1H12.3557C13.0184 5.1 13.5557 5.63726 13.5557 6.3V12.3C13.5557 12.9627 13.0184 13.5 12.3557 13.5H6.35566C5.69292 13.5 5.15566 12.9627 5.15566 12.3V9.9H2.75566C2.09292 9.9 1.55566 9.36274 1.55566 8.7V2.7ZM6.35566 9.9V12.3H12.3557V6.3H9.95566V8.7C9.95566 9.36274 9.41841 9.9 8.75566 9.9H6.35566ZM8.75566 8.7V2.7H2.75566V8.7H8.75566Z"
|
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fill="currentColor"
|
|
/>
|
|
</svg>
|
|
<svg
|
|
class="check"
|
|
width="15"
|
|
height="15"
|
|
viewBox="0 0 24 24"
|
|
stroke-width="2"
|
|
stroke="currentColor"
|
|
fill="none"
|
|
stroke-linecap="round"
|
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stroke-linejoin="round"
|
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xmlns="http://www.w3.org/2000/svg"
|
|
>
|
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<path stroke="none" d="M0 0h24v24H0z" fill="none" />
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<path d="M5 12l5 5l10 -10" />
|
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</svg>
|
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</button><code></code></pre>
|
|
</div></div><nav class="topSymbols">
|
|
<h3>Symbols</h3>
|
|
<ul><li>
|
|
<a href="../../.././api/middleware/auth.ts/~/AuthState.html" title="AuthState"><div class="docNodeKindIcon"><div class="text-Interface bg-Interface/15 dark:text-InterfaceDark dark:bg-InterfaceDark/15" title="Interface">I</div></div>
|
|
<span class="hover:bg-Interface/15 hover:bg-InterfaceDark/15">
|
|
AuthState
|
|
</span>
|
|
</a>
|
|
</li><li>
|
|
<a href="../../.././api/middleware/auth.ts/~/AuthContext.html" title="AuthContext"><div class="docNodeKindIcon"><div class="text-TypeAlias bg-TypeAlias/15 dark:text-TypeAliasDark dark:bg-TypeAliasDark/15" title="Type Alias">T</div></div>
|
|
<span class="hover:bg-TypeAlias/15 hover:bg-TypeAliasDark/15">
|
|
AuthContext
|
|
</span>
|
|
</a>
|
|
</li><li>
|
|
<a href="../../.././api/middleware/auth.ts/~/authMiddleware.html" title="authMiddleware"><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
|
|
<span class="hover:bg-Function/15 hover:bg-FunctionDark/15">
|
|
authMiddleware
|
|
</span>
|
|
</a>
|
|
</li><li>
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<a href="../../.././api/middleware/auth.ts/~/requirePermission.html" title="requirePermission"><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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requirePermission
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</a>
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<a href="../../.././api/middleware/error.ts/~/errorMiddleware.html" title="errorMiddleware"><div class="docNodeKindIcon"><div class="text-Function bg-Function/15 dark:text-FunctionDark dark:bg-FunctionDark/15" title="Function">f</div></div>
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errorMiddleware
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<h3>Document Navigation</h3><ul><li><a href="#api/lib/ffmpeg_ts_functions" title="Functions">Functions</a></li><li><ul><li><a href="#namespace_audiowaveform" title="audioWaveform">audioWaveform</a></li><li><a href="#namespace_ensuregenerated" title="ensureGenerated">ensureGenerated</a></li><li><a href="#namespace_generatedpaths" title="generatedPaths">generatedPaths</a></li><li><a href="#namespace_removegeneratedmedia" title="removeGeneratedMedia">removeGeneratedMedia</a></li><li><a href="#namespace_removescaledimages" title="removeScaledImages">removeScaledImages</a></li><li><a href="#namespace_scaledimagepath" title="scaledImagePath">scaledImagePath</a></li><li><a href="#namespace_scaleimage" title="scaleImage">scaleImage</a></li><li><a href="#namespace_scaleimagebytes" title="scaleImageBytes">scaleImageBytes</a></li><li><a href="#namespace_sweepgeneratedmedia" title="sweepGeneratedMedia">sweepGeneratedMedia</a></li><li><a href="#namespace_videostill" title="videoStill">videoStill</a></li></ul></li><li><a href="#api/lib/ffmpeg_ts_interfaces" title="Interfaces">Interfaces</a></li><li><ul><li><a href="#namespace_imagetraits" title="ImageTraits">ImageTraits</a></li></ul></li><li><a href="#api/lib/ffmpeg_ts_type-aliases" title="Type Aliases">Type Aliases</a></li><li><ul><li><a href="#namespace_scaledformat" title="ScaledFormat">ScaledFormat</a></li></ul></li><li><a href="#api/lib/ffmpeg_ts_variables" title="Variables">Variables</a></li><li><ul><li><a href="#namespace_generatedmediasweepjob" title="generatedMediaSweepJob">generatedMediaSweepJob</a></li></ul></li></ul></nav></div>
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