LeOSium_webview/LeOS/patches/Allow-playing-audio-in-back...

54 lines
2.4 KiB
Diff

From: AlexeyBarabash <alexey@brave.com>
Date: Thu, 2 Nov 2017 18:21:16 +0200
Subject: Allow playing audio in background
License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
.../renderer/platform/media/web_media_player_impl.cc | 11 ++++++++++-
.../renderer/platform/media/web_media_player_impl.h | 3 +++
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/third_party/blink/renderer/platform/media/web_media_player_impl.cc b/third_party/blink/renderer/platform/media/web_media_player_impl.cc
--- a/third_party/blink/renderer/platform/media/web_media_player_impl.cc
+++ b/third_party/blink/renderer/platform/media/web_media_player_impl.cc
@@ -1176,6 +1176,12 @@ bool WebMediaPlayerImpl::HasAudio() const {
return pipeline_metadata_.has_audio;
}
+bool WebMediaPlayerImpl::HasVideoNonEmptySize() const {
+ DCHECK(main_task_runner_->BelongsToCurrentThread());
+
+ return pipeline_metadata_.has_video && pipeline_metadata_.natural_size.width() != 0 && pipeline_metadata_.natural_size.height() != 0;
+}
+
void WebMediaPlayerImpl::EnabledAudioTracksChanged(
const WebVector<WebMediaPlayer::TrackId>& enabledTrackIds) {
DCHECK(main_task_runner_->BelongsToCurrentThread());
@@ -3484,7 +3490,10 @@ bool WebMediaPlayerImpl::ShouldPausePlaybackWhenHidden() const {
: HasAudio();
// Audio only stream is allowed to play when in background.
- if (!HasVideo() && preserve_audio)
+ //pipeline_metadata_.has_video is true for MediaPlayerRenderer,
+ //see media/base/pipeline_metadata.h. This is a workaround to allow audio
+ //streams be played in background.
+ if (!HasVideoNonEmptySize() && preserve_audio)
return false;
// MediaPlayer always signals audio and video, so use an empty natural size to
diff --git a/third_party/blink/renderer/platform/media/web_media_player_impl.h b/third_party/blink/renderer/platform/media/web_media_player_impl.h
--- a/third_party/blink/renderer/platform/media/web_media_player_impl.h
+++ b/third_party/blink/renderer/platform/media/web_media_player_impl.h
@@ -200,6 +200,9 @@ class PLATFORM_EXPORT WebMediaPlayerImpl
bool HasVideo() const override;
bool HasAudio() const override;
+ // True is has video and it's frame size is not zero
+ bool HasVideoNonEmptySize() const;
+
void EnabledAudioTracksChanged(
const WebVector<WebMediaPlayer::TrackId>& enabledTrackIds) override;
void SelectedVideoTrackChanged(
--
2.25.1