From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D3A55D116F1 for ; Mon, 1 Dec 2025 13:41:48 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vQ49b-0006P0-Gj; Mon, 01 Dec 2025 08:41:26 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vQ49U-0006Jr-S8 for qemu-devel@nongnu.org; Mon, 01 Dec 2025 08:41:17 -0500 Received: from kylie.crudebyte.com ([5.189.157.229]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vQ49T-0002oI-3C for qemu-devel@nongnu.org; Mon, 01 Dec 2025 08:41:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=crudebyte.com; s=kylie; h=Content-Type:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Content-ID:Content-Description; bh=dBfYrPfxweRn6UjvLAK8p8V9ZP8fUFLyM1QeAMgbyBQ=; b=HD0N7/s2mE/oJFk+erLqbYgX+0 uyN6AmgrT7n6fT04reV2lV7DCDCgezDO7AXvanf1mvYZKiozrCh0eegj1jVajR49ofJkixqDJUit/ K9iEY2zn6vlJDzF3uHEZqa0tSMrjmdplBPfwfy0XnGW2uji13fvSuOnnKlAqvv25YfKWNXaIkGeY5 0ogyjikwGID/E8ejuz7XMxqpiAlJvHCiY4Yb71xL3ghsG7nKkLTFEkIuX0MuJs5z8MUPjFbl5nZ62 WUCWq3B19xrrcsPTGEN/HEyix5t4Qbpjpjp5yxY4ECymxeQCtTvH/OotKchngEs8bybVUfhh72u+k chjhARj6oBBgJxpmw0s6/aug4nwSM+cpp7LZYo2XOTtLDGcfU/iGn5u8IaGJsVMEj0bIbtLrykh2e 7J5uNzirmWE+ique1kqGP5jqHwDy06sZ1cjj15UUoKeGDtol+rlWQ0vcVCxJD8Y0Oe/FBye4yj/i9 z8Csk+MtMSq5dsZBUku/o8+hZJNysd0tbKX9PG2Ja9oav5SBKlY63Gtcyoh0hYDVKPMedkBHq8noI bVEtqW9ivuFJ7Uh2BpBGdP8qDmHSDeaAG+VYXTTWGwFGrm5VAdcxsyezw6QRZI0AOdIsUJItH/UIl tdO6u5MJLJyKjm66F/Yu0GJtgZ0jt+SfQa4cYinlE=; From: Christian Schoenebeck To: =?UTF-8?B?TWFyYy1BbmRyw6k=?= Lureau , qemu-devel@nongnu.org, Gerd Hoffmann Cc: Thomas Huth , Akihiko Odaki , Alexandre Ratchov , dirty.ice.hu@gmail.com, Philippe =?UTF-8?B?TWF0aGlldS1EYXVkw6k=?= , Volker =?UTF-8?B?UsO8bWVsaW4=?= , BALATON Zoltan Subject: Re: [RFC 00/24] audio: add GStreamer backend Date: Mon, 01 Dec 2025 14:41:08 +0100 Message-ID: <17303071.geO5KgaWL5@weasel> In-Reply-To: References: <20251201112309.4163921-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Received-SPF: pass client-ip=5.189.157.229; envelope-from=qemu_oss@crudebyte.com; helo=kylie.crudebyte.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Monday, 1 December 2025 14:02:41 CET BALATON Zoltan wrote: > On Mon, 1 Dec 2025, marcandre.lureau@redhat.com wrote: > > From: Marc-Andr=C3=A9 Lureau [...] > > The following patch series provides a GStreamer-based audio backend, wh= ich > > could ultimately allow QEMU to leverage the framework to support the > > various audio subsystems and simplify the audio handling logic (timing, > > resampling, mixing etc), as well as allow greater pipeline flexibility > > and customization. > > While it's good to have a GStreamer backend to integrate well into systems > already using that, this should not replace existing audio backends in > QEMU. The reason is that GStreamer has extensive dependencies that I would > like to avoid and still be able to use QEMU with just an ALSA or SDL audio > backend that are much leaner and provide the needed functionality for most > cases. Also when using jack you'd want to have a QEMU backend for it not > going through multiple layers. So adding a GStreamer backend has its use > as another audio backend but not as a replacement for QEMU's audio > handling logic and backends. >=20 > Regards, > BALATON Zoltan I agree with Zoltan on this. GStreamer is nice as new backend, but I would= =20 also preserve the existing audio backends for the same reasons already=20 described by Zoltan. /Christian