diff options
Diffstat (limited to 'src/utils/media/pipeline/BlackVideoEnforcer.js')
| -rw-r--r-- | src/utils/media/pipeline/BlackVideoEnforcer.js | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/utils/media/pipeline/BlackVideoEnforcer.js b/src/utils/media/pipeline/BlackVideoEnforcer.js index eeb2f781a..76dcd3af8 100644 --- a/src/utils/media/pipeline/BlackVideoEnforcer.js +++ b/src/utils/media/pipeline/BlackVideoEnforcer.js @@ -121,19 +121,29 @@ export default class BlackVideoEnforcer extends TrackSinkSource { outputCanvasContext.fillStyle = 'black' outputCanvasContext.fillRect(0, 0, outputCanvasElement.width, outputCanvasElement.height) + // Sometimes Chromium does not render one or more frames to the stream + // captured from a canvas, so repeat the drawing several times for + // several seconds to work around that. + this._renderInterval = setInterval(() => { + outputCanvasContext.fillRect(0, 0, outputCanvasElement.width, outputCanvasElement.height) + }, 100) + this._setOutputTrack('default', this._outputStream.getVideoTracks()[0]) this._disableOrRemoveOutputTrackTimeout = setTimeout(() => { clearTimeout(this._disableOrRemoveOutputTrackTimeout) this._disableOrRemoveOutputTrackTimeout = null + clearInterval(this._renderInterval) + this._renderInterval = null + if (this.getInputTrack()) { this._setOutputTrackEnabled('default', false) } else { this._stopBlackVideo() this._setOutputTrack('default', null) } - }, 1000) + }, 5000) } _stopBlackVideo() { @@ -144,6 +154,9 @@ export default class BlackVideoEnforcer extends TrackSinkSource { clearTimeout(this._disableOrRemoveOutputTrackTimeout) this._disableOrRemoveOutputTrackTimeout = null + clearInterval(this._renderInterval) + this._renderInterval = null + this._outputStream.getTracks().forEach(track => { this._disableRemoveTrackWhenEnded(track) |