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Render video directly from capturer for local video tracks (livekit#419)
* Render video directly from capturer for local video tracks * spotless
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71 changes: 71 additions & 0 deletions
71
...-android-sdk/src/main/java/io/livekit/android/room/track/video/CaptureDispatchObserver.kt
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| /* | ||
| * Copyright 2024 LiveKit, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package io.livekit.android.room.track.video | ||
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| import livekit.org.webrtc.CapturerObserver | ||
| import livekit.org.webrtc.VideoFrame | ||
| import livekit.org.webrtc.VideoSink | ||
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| class CaptureDispatchObserver : CapturerObserver { | ||
| private val observers = linkedSetOf<CapturerObserver>() | ||
| private val sinks = linkedSetOf<VideoSink>() | ||
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| @Synchronized | ||
| fun registerObserver(observer: CapturerObserver) { | ||
| observers.add(observer) | ||
| } | ||
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| @Synchronized | ||
| fun unregisterObserver(observer: CapturerObserver) { | ||
| observers.remove(observer) | ||
| } | ||
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| @Synchronized | ||
| fun registerSink(sink: VideoSink) { | ||
| sinks.add(sink) | ||
| } | ||
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| @Synchronized | ||
| fun unregisterSink(sink: VideoSink) { | ||
| sinks.remove(sink) | ||
| } | ||
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| @Synchronized | ||
| override fun onCapturerStarted(success: Boolean) { | ||
| for (observer in observers) { | ||
| observer.onCapturerStarted(success) | ||
| } | ||
| } | ||
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| @Synchronized | ||
| override fun onCapturerStopped() { | ||
| for (observer in observers) { | ||
| observer.onCapturerStopped() | ||
| } | ||
| } | ||
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| @Synchronized | ||
| override fun onFrameCaptured(frame: VideoFrame) { | ||
| for (observer in observers) { | ||
| observer.onFrameCaptured(frame) | ||
| } | ||
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| for (sink in sinks) { | ||
| sink.onFrame(frame) | ||
| } | ||
| } | ||
| } |