| <!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 clone(). This would |
| // allow us to be confident that setMetadata() is doing all the work. |
| // |
| // At that point, we can refactor the clone() implementation to be the same as |
| // constructor() + set data + setMetadata() to ensure that clone() cannot do |
| // things that are not already exposed in JavaScript (no secret steps!). |
| const clone = result.value.clone(); |
| 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 clone() 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"); |
| |
| </script> |
