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Send and respect MSC4230 is_animated flag (#28513)

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* PoC implementation for is_animated m.image flag

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update MSC reference

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
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Michael Telatynski 2024-11-22 13:58:37 +00:00 • committed by GitHub
parent 7d20bd4d06
commit 3d6664109b
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4 changed files with 26 additions and 18 deletions
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8
src/ContentMessages.ts
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@ -56,6 +56,7 @@ import { createThumbnail } from "./utils/image-media";
import { attachMentions, attachRelation } from "./components/views/rooms/SendMessageComposer";
import { doMaybeLocalRoomAction } from "./utils/local-room";
import { SdkContextClass } from "./contexts/SDKContext";
import { blobIsAnimated } from "./utils/Image.ts";
// scraped out of a macOS hidpi (5660ppm) screenshot png
// 5669 px (x-axis) , 5669 px (y-axis) , per metre
@ -150,15 +151,20 @@ async function infoForImageFile(matrixClient: MatrixClient, roomId: string, imag
thumbnailType = "image/jpeg";
}
// We don't await this immediately so it can happen in the background
const isAnimatedPromise = blobIsAnimated(imageFile.type, imageFile);
const imageElement = await loadImageElement(imageFile);
const result = await createThumbnail(imageElement.img, imageElement.width, imageElement.height, thumbnailType);
const imageInfo = result.info;
imageInfo["org.matrix.msc4230.is_animated"] = await isAnimatedPromise;
// For lesser supported image types, always include the thumbnail even if it is larger
if (!ALWAYS_INCLUDE_THUMBNAIL.includes(imageFile.type)) {
// we do all sizing checks here because we still rely on thumbnail generation for making a blurhash from.
const sizeDifference = imageFile.size - imageInfo.thumbnail_info!.size;
const sizeDifference = imageFile.size - imageInfo.thumbnail_info!.size!;
if (
// image is small enough already
imageFile.size <= IMAGE_SIZE_THRESHOLD_THUMBNAIL ||