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Re: [Qemu-devel] [PATCH 12/25] audio: basic support for multi backend au
From: |
Marc-André Lureau |
Subject: |
Re: [Qemu-devel] [PATCH 12/25] audio: basic support for multi backend audio |
Date: |
Fri, 21 Aug 2015 16:24:59 +0200 |
Hi
On Fri, Aug 21, 2015 at 2:23 PM, Kővágó Zoltán <address@hidden> wrote:
> Hmm. Maybe it would make more sense, but it's not how the audio system
> works. The situation cyrrently (before my patch) is the following:
> VNC/spice/wavcapture attaches a capture to the global AudioState and starts
> recording/transmitting the mixed together audio of all connected guest sound
> cards.
>
Ok, thanks for explaining.
> Now with more audiodevs, you have to specify which one you wan't to capture
> from. If there's multiple sound cards attached to a single audiodev
> (AudioState), then we will transmit the mix of them. (If there's only one
> attached though, then we will only transmit that...)
>
> To support capture from a single guest device would require some rewriting
> of the audio capture logic, in a backward compatible way (which would mean
> support both capturing form a single card and capturing a mix of all cards.
> And in the latter case we still need some way to specify audiodev...)
Forget about that for now then :)
thanks
--
Marc-André Lureau
- [Qemu-devel] [PATCH 21/25] audio: common rate control code for timer based outputs, (continued)
- [Qemu-devel] [PATCH 21/25] audio: common rate control code for timer based outputs, Kővágó, Zoltán, 2015/08/06
- [Qemu-devel] [PATCH 05/25] qapi: change Netdev into a flat union, Kővágó, Zoltán, 2015/08/06
- [Qemu-devel] [PATCH 11/25] audio: reduce glob_audio_state usage, Kővágó, Zoltán, 2015/08/06
- [Qemu-devel] [PATCH 12/25] audio: basic support for multi backend audio, Kővágó, Zoltán, 2015/08/06
- [Qemu-devel] [PATCH 08/25] qapi: support nested structs in OptsVisitor, Kővágó, Zoltán, 2015/08/06
- [Qemu-devel] [PATCH 15/25] paaudio: do not create multiple connections to the same server, Kővágó, Zoltán, 2015/08/06
[Qemu-devel] [PATCH 06/25] qapi: reorder NetdevBase and Netdev, Kővágó, Zoltán, 2015/08/06
[Qemu-devel] [PATCH 09/25] audio: use qapi AudioFormat instead of audfmt_e, Kővágó, Zoltán, 2015/08/06