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