feat(*): LU-3384 vp9 webm

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lumen5/framefusion",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "type": "module",
   "scripts": {
     "docs": "typedoc framefusion.ts",

src/backends/beamcoder.ts

@@ -41,6 +41,13 @@ const createDecoder = ({
         });
     }
 
+    if (demuxer.streams[streamIndex].codecpar.name === 'vp9') {
+        return beamcoder.decoder({
+            ...commonParams,
+            name: 'libvpx-vp9',
+        });
+    }
+
     return beamcoder.decoder({
         ...commonParams,
         demuxer: demuxer,

test/framefusion.test.ts

@@ -145,10 +145,31 @@ describe('FrameFusion', () => {
         await extractor.dispose();
     });
 
-    it('can get frame from webm with alpha', async() => {
+    it('can get frame from vp8 encoded webm with alpha', async() => {
         // Arrange
         const extractor = await BeamcoderExtractor.create({
-            inputFileOrUrl: './test/samples/webm-with-alpha.webm',
+            inputFileOrUrl: './test/samples/vp8-webm-with-alpha.webm',
+            threadCount: 8,
+        });
+
+        // Act and Assert
+        const imageData = await extractor.getImageDataAtTime(100);
+        const canvasImageData = createImageData(imageData.data, imageData.width, imageData.height);
+
+        const canvas = createCanvas(imageData.width, imageData.height);
+        const ctx = canvas.getContext('2d', { alpha: true });
+
+        ctx.putImageData(canvasImageData, 0, 0);
+        expect(canvas.toBuffer('image/png')).toMatchImageSnapshot();
+
+        // Cleanup
+        await extractor.dispose();
+    });
+
+    it('can get frame from vp9 encoded webm with alpha', async() => {
+        // Arrange
+        const extractor = await BeamcoderExtractor.create({
+            inputFileOrUrl: './test/samples/vp9-webm-with-alpha.webm',
             threadCount: 8,
         });