140 lines
7.1 KiB
HTML
140 lines
7.1 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src=/resources/testdriver.js></script>
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<script src=/resources/testdriver-vendor.js></script>
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<script src='../../mediacapture-streams/permission-helper.js'></script>
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<script src="../../webrtc/RTCPeerConnection-helper.js"></script>
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<script src="../../service-workers/service-worker/resources/test-helpers.sub.js"></script>
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<script src='./../helper.js'></script>
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<script>
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"use strict";
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promise_test(async t => {
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const senderReader = await setupLoopbackWithCodecAndGetReader(t, 'VP8');
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const result = await senderReader.read();
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const metadata = result.value.getMetadata();
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// TODO(https://crbug.com/webrtc/14709): When RTCEncodedVideoFrame has a
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// constructor, create a new frame from scratch instead of cloning it to
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// ensure that none of the metadata was carried over via structuredClone().
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// This would allow us to be confident that setMetadata() is doing all the
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// work.
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//
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// At that point, we can refactor the structuredClone() implementation to be
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// the same as constructor() + set data + setMetadata() to ensure that
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// structuredClone() cannot do things that are not already exposed in
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// JavaScript (no secret steps!).
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const clone = structuredClone(result.value);
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clone.setMetadata(metadata);
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const cloneMetadata = clone.getMetadata();
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// Encoding-related metadata.
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assert_equals(cloneMetadata.frameId, metadata.frameId, 'frameId');
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assert_array_equals(cloneMetadata.dependencies, metadata.dependencies,
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'dependencies');
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assert_equals(cloneMetadata.width, metadata.width, 'width');
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assert_equals(cloneMetadata.height, metadata.height, 'height');
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assert_equals(cloneMetadata.spatialIndex, metadata.spatialIndex,
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'spatialIndex');
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assert_equals(cloneMetadata.temporalIndex, metadata.temporalIndex,
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'temporalIndex');
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// RTP-related metadata.
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// TODO(https://crbug.com/webrtc/14709): This information also needs to be
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// settable but isn't - the assertions only pass because structuredClone()
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// copies them for us. It would be great if different layers didn't consider
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// different subset of the struct as "the metadata". Can we consolidate into a
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// single webrtc struct for all metadata?
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assert_equals(cloneMetadata.synchronizationSource,
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metadata.synchronizationSource, 'synchronizationSource');
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assert_array_equals(cloneMetadata.contributingSources,
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metadata.contributingSources, 'contributingSources');
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assert_equals(cloneMetadata.payloadType, metadata.payloadType, 'payloadType');
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}, "[VP8] setMetadata() carries over codec-specific properties");
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promise_test(async t => {
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const senderReader = await setupLoopbackWithCodecAndGetReader(t, 'VP8');
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const result = await senderReader.read();
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const metadata = result.value.getMetadata();
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const newFrame = new RTCEncodedVideoFrame(result.value);
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const newMetadata = newFrame.getMetadata();
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// Encoding-related metadata.
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assert_equals(newMetadata.frameId, metadata.frameId, 'frameId');
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assert_array_equals(newMetadata.dependencies, metadata.dependencies,
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'dependencies');
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assert_equals(newMetadata.width, metadata.width, 'width');
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assert_equals(newMetadata.height, metadata.height, 'height');
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assert_equals(newMetadata.spatialIndex, metadata.spatialIndex,
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'spatialIndex');
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assert_equals(newMetadata.temporalIndex, metadata.temporalIndex,
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'temporalIndex');
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// RTP-related metadata.
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assert_equals(newMetadata.synchronizationSource,
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metadata.synchronizationSource, 'synchronizationSource');
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assert_array_equals(newMetadata.contributingSources,
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metadata.contributingSources, 'contributingSources');
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assert_equals(newMetadata.payloadType, metadata.payloadType, 'payloadType');
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assert_equals(newMetadata.rtpTimestamp, metadata.rtpTimestamp, 'rtpTimestamp');
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}, "[VP8] constructor carries over codec-specific properties");
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promise_test(async t => {
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const senderReader = await setupLoopbackWithCodecAndGetReader(t, 'VP8');
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const result = await senderReader.read();
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const frame_metadata = result.value.getMetadata();
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frame_metadata.rtpTimestamp = 100;
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const newFrame = new RTCEncodedVideoFrame(result.value, {metadata: frame_metadata});
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const newMetadata = newFrame.getMetadata();
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// Encoding-related metadata.
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assert_equals(newMetadata.frameId, frame_metadata.frameId, 'frameId');
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assert_array_equals(newMetadata.dependencies, frame_metadata.dependencies,
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'dependencies');
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assert_equals(newMetadata.width, frame_metadata.width, 'width');
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assert_equals(newMetadata.height, frame_metadata.height, 'height');
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assert_equals(newMetadata.spatialIndex, frame_metadata.spatialIndex,
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'spatialIndex');
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assert_equals(newMetadata.temporalIndex, frame_metadata.temporalIndex,
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'temporalIndex');
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// RTP-related metadata.
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assert_equals(newMetadata.synchronizationSource,
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frame_metadata.synchronizationSource, 'synchronizationSource');
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assert_array_equals(newMetadata.contributingSources,
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frame_metadata.contributingSources, 'contributingSources');
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assert_equals(newMetadata.payloadType, frame_metadata.payloadType, 'payloadType');
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assert_equals(newMetadata.rtpTimestamp, frame_metadata.rtpTimestamp, 'rtpTimestamp');
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assert_not_equals(newMetadata.rtpTimestamp, result.value.getMetadata().rtpTimestamp, 'rtpTimestamp');
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}, "[VP8] constructor with metadata carries over codec-specific properties");
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promise_test(async t => {
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const senderReader = await setupLoopbackWithCodecAndGetReader(t, 'VP8');
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const result = await senderReader.read();
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const metadata = result.value.getMetadata();
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// Change the metadata by setting a new RTPTimestamp.
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metadata.rtpTimestamp = 100;
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const newFrame = new RTCEncodedVideoFrame(result.value);
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const newMetadata = newFrame.getMetadata();
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// Encoding-related metadata.
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assert_equals(newMetadata.frameId, metadata.frameId, 'frameId');
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assert_array_equals(newMetadata.dependencies, metadata.dependencies,
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'dependencies');
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assert_equals(newMetadata.width, metadata.width, 'width');
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assert_equals(newMetadata.height, metadata.height, 'height');
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assert_equals(newMetadata.spatialIndex, metadata.spatialIndex,
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'spatialIndex');
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assert_equals(newMetadata.temporalIndex, metadata.temporalIndex,
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'temporalIndex');
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// RTP-related metadata.
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assert_equals(newMetadata.synchronizationSource,
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metadata.synchronizationSource, 'synchronizationSource');
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assert_array_equals(newMetadata.contributingSources,
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metadata.contributingSources, 'contributingSources');
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assert_equals(newMetadata.payloadType, metadata.payloadType, 'payloadType');
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// RTPTimestamp don't match because the constructor did not use the metadata for construction.
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assert_not_equals(newMetadata.rtpTimestamp, metadata.rtpTimestamp, 'rtpTimestamp');
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assert_equals(newMetadata.rtpTimestamp, result.value.getMetadata().rtpTimestamp, 'rtpTimestamp');
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}, "[VP8] constructor without metadata does not carry over modified metadata ");
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</script>
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