[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-09-21 Thread Michael Zanetti
This bug is about an issue in the implementation that whenever someone
creates a new "Audio" or "SoundEffect" item (regardless of the role) it
will change the volume. The game maroon in trouble, as mentioned in the
original bug description only uses SoundEffects, no Audio. Yet it
changes the volume all the time. Please do not change the topic for this
bug to some role-discussion. We have other bugs for that. I've moved the
discussion to the phone mailing list.

** Summary changed:

- Apps change audio output role all the time
+ Apps change volume all the time

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Title:
  Apps change volume all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-09-18 Thread Matthew Paul Thomas
It's on-topic because changing SoundEffect to the alert role (and fixing
bug 1418210, which should be fixed regardless) would fix this bug. The
volume hardware buttons would control the volume of the game sound
effects. But maybe there's a better solution. So let's step back a bit.

The goal of the audio roles is to minimize the number of times you feel
the need to adjust the volume per hour of use. We achieve that by
remembering your last preferred volume for different categories of
sound. It's a balancing act. The fewer categories we have, the more
likely it is that disparate things will share a category, so you'll more
often be changing the volume to suit one or the other. On the other
hand, the more categories we have, (a) the more you'll feel like the
phone is forgetting your choice when really it's just not sharing it
widely enough; (b) the more app developers will use the wrong one by
mistake; and (c) the more often sounds from multiple categories will be
playing at once, so you may get frustrated that the volume buttons
affect only one of them and not the other(s).

Then we give those categories a priority order, based mostly on what's
likely to be most important to you in that case when multiple categories
are playing at once. We put alarm first, because it's relatively
uncommon, but you can (if you want to) leave an alarm playing as long as
you like while fine-tuning its volume. We put alert last, because it's
likely to be short-lived, so (as demonstrated by this bug report) it's
not reasonable to expect you to adjust it during the brief period it's
playing.

Per spec, we currently have four categories, in order: alarm, phone (for call 
audio), multimedia, and alert. I think that the alert category should include 
both game sound effects (because they're often <1s long), and the ringtone 
(because you're likely to want it to be at the same volume). Drawbacks of this 
approach:
- Whenever a game is playing music as well, the volume buttons change the 
volume of the music but not the sound effects.
- Any others?

If the ringtone issue was a problem, we could solve it by putting
ringtone into a category all by itself, or moving it to the alarm
category: alarm/ringtone, phone call, multimedia, alert. Most/all apps
should stop playing audio altogether when the phone is ringing, so the
change in order should make little difference. But it would still have
the same drawback with apps that play both music and sound effects: the
volume buttons will change the former but not the latter.

It seems to me the only way to resolve that drawback would be to put sound 
effects and music in the same category, as they are now. But that would have a 
different drawback:
- If you're using an app that plays only sound effects (e.g. each time you send 
a message), while a different app is playing music, the sound effects will 
often be too loud, and there's nothing you can do about it short of going into 
Silent Mode.

I don't see any way to solve all those problems at once, so it's a
matter of choosing the least bad.

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https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-09-03 Thread Michael Zanetti
"It's not more complicated, because SoundEffect and Audio *already both
exist*. If they are supposed to use the same role, what is the point of
them both existing?"

They both are intended for multimedia but the difference is on a technical 
level.
The Audio element is more suited for music. It provides metadata about the song 
it plays, reading ID3 tags from mp3 files and the like. This however makes it 
slow to load. The SoundEffect item instead is for sound effects. It doesn't 
have all the bells and whistles but is optimized for low latency. Still both 
are for playing audio in games/apps using the multimedia role.

If the SoundEffect would use the alert role it would be adjusted to the
ringtone value. Why would you want that? I don't want to or lower the
ringtone of the phone, I want to control the audio of the game. Having
Audio and SoundEffect on different roles would be even more confusing as
the hardware buttons sometimes would control the game's background music
(which is normally using Audio) and sometimes the SoundEffects it plays.

I do agree that games should have in-game volume controls too. But
that's quite unrelated. In the end we have two roles, alert (for
ringtones of phone calls, SMS etc) and multimedia (music player, games
music etc). Both can be controlled with the hardware buttons. This is
fine in general, but the current implementation is not good enough. As
you've pointed out there are multiple issues.

However, this discussion is getting quite off-topic on the original
issue reported in the bug. We should probably continue it on the mailing
list.

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https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-09-03 Thread Matthew Paul Thomas
"I don't think we want to change the SoundEffect to the alert role. That
would make things even more complicated and not really help with this
bug."

It's not more complicated, because SoundEffect and Audio *already both
exist*. If they are supposed to use the same role, what is the point of
them both existing?

I described how it would fix the bug: it would result in SoundEffect
using the role that the volume controls are operating on most of the
time, and therefore the volume controls would change the volume of the
game sounds. Why do you say it would not really help?

"Also muting a game with some background music and sound effects (e.g.
Machines vs. Machines) would require both, the alert and the multimedia
slider to be muted."

Any game that plays background music should contain its own button for
muting the background music, because you might prefer to play your own
music in the background instead. This is routine on other platforms, so
I think it's quite reasonable to expect for Ubuntu games too.

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https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
https://bugs.launchpad.net/canonical-devices-system-image/+bug/1478506/+subscriptions

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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-08-17 Thread Oliver Grawert
If we would have a volume-slider Qt/QML element that allows you to pick the 
role it manages you could have a volume control in the app (like i described in 
bug #1389761) ...
that would indeed not fix indicator sound (or volume button) behaviour unless 
you limit its focus to certain roles.

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Packages, which is subscribed to indicator-sound in Ubuntu.
Matching subscriptions: dx-packages
https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
https://bugs.launchpad.net/canonical-devices-system-image/+bug/1478506/+subscriptions

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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-08-17 Thread Xavi Garcia
The main problem I've found when testing this bug is that every sound played 
from the "Maroon in trouble" opens and closes the pulse audio sink to play 
every single sound. 
What we experience then is that the role is changing from "alert" to 
"multimedia" just for less than a second and you can see the sound slider at 
the indicator moving from 100% to the alert role volume. 

You don't have the time to change the volume of the game, because it
uses the multimedia role for a very short period of time, and even you
modify the multimedia role volume every sound that comes from that game
is set to 100% when we read it using pulse.

I have a workaround branch, that stores volumes for every role and set
the current volume for the multimedia sink when any sound of that role
comes in. I'm not fully convinced by that approach, so I've opened a bug
in pulse-audio to see why we get 100% volume for the sounds coming from
the game.

https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1485522

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Packages, which is subscribed to indicator-sound in Ubuntu.
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https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
https://bugs.launchpad.net/canonical-devices-system-image/+bug/1478506/+subscriptions

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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-08-14 Thread Michael Zanetti
I don't think we want to change the SoundEffect to the alert role. That
would make things even more complicated and not really help with this
bug. Also that would have the side effect that in order to mute a game
one has to mute the ringtone, which IMO are really not the same thing.

Also muting a game with some background music and sound effects (e.g.
Machines vs. Machines) would require both, the alert and the multimedia
slider to be muted.

-- 
You received this bug notification because you are a member of DX
Packages, which is subscribed to indicator-sound in Ubuntu.
Matching subscriptions: dx-packages
https://bugs.launchpad.net/bugs/1478506

Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
https://bugs.launchpad.net/canonical-devices-system-image/+bug/1478506/+subscriptions

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[Dx-packages] [Bug 1478506] Re: Apps change audio output role all the time

2015-08-13 Thread Xavi Garcia
** Branch linked: lp:~xavi-garcia-mena/indicator-sound/lp-1478506-use-
role-volume

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Title:
  Apps change audio output role all the time

Status in Canonical System Image:
  Confirmed
Status in indicator-sound package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  To reproduce, install the app "Maroon in trouble" from the app store
  and play it a little with having sound enabled. Press the volume down
  hardware button on the phone. It will temporarily decrease the volume.
  However, whenever a new item comes into the scene, it will be on 100%
  volume again.

  Setting the system volume to 0 should keep everything at 0.

  
  Please note that this app does *not* have any code to set the volume! Also 
this app is one of the upstream Qt QML example demo apps, so this is really how 
QML apps are supposed to work (in other words, it is not a badly implemented 
app, but really an issue in the system)

To manage notifications about this bug go to:
https://bugs.launchpad.net/canonical-devices-system-image/+bug/1478506/+subscriptions

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