61 lines
1.5 KiB
JavaScript
61 lines
1.5 KiB
JavaScript
let videoFrameMap = new Map();
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let encodedVideoChunkMap = new Map();
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self.onmessage = (e) => {
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if (e.data == 'create-VideoFrame') {
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let frameOrError = null;
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try {
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frameOrError = new VideoFrame(
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new Uint8Array([
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1, 2, 3, 4, 5, 6, 7, 8,
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9, 10, 11, 12, 13, 14, 15, 16,
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]), {
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timestamp: 0,
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codedWidth: 2,
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codedHeight: 2,
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format: 'RGBA',
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});
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} catch (error) {
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frameOrError = error
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}
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e.source.postMessage(frameOrError);
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return;
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}
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if (e.data == 'create-EncodedVideoChunk') {
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let chunkOrError = null;
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try {
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chunkOrError = new EncodedVideoChunk({
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type: 'key',
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timestamp: 0,
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duration: 1,
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data: new Uint8Array([2, 3, 4, 5])
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});
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} catch (error) {
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chunkOrError = error
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}
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e.source.postMessage(chunkOrError);
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return;
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}
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if (e.data.hasOwnProperty('videoFrameId')) {
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e.source.postMessage(
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videoFrameMap.get(e.data.videoFrameId) ? 'RECEIVED' : 'NOT_RECEIVED');
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return;
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}
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if (e.data.hasOwnProperty('encodedVideoChunkId')) {
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e.source.postMessage(
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encodedVideoChunkMap.get(e.data.encodedVideoChunkId) ? 'RECEIVED' : 'NOT_RECEIVED');
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return;
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}
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if (e.data.toString() == '[object VideoFrame]') {
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videoFrameMap.set(e.data.timestamp, e.data);
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return;
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}
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if (e.data.toString() == '[object EncodedVideoChunk]') {
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encodedVideoChunkMap.set(e.data.timestamp, e.data);
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}
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};
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