From nobody Sun Feb 27 23:09:13 2022 X-Original-To: freebsd-multimedia@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id ABE7019F5EC6 for ; Sun, 27 Feb 2022 23:09:22 +0000 (UTC) (envelope-from dev@submerge.ch) Received: from c3po.matrixx.ch (c3po.matrixx.ch [80.74.145.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4K6K2n6Pvhz4y4y for ; Sun, 27 Feb 2022 23:09:21 +0000 (UTC) (envelope-from dev@submerge.ch) Received: from [145.40.196.39] (port=12488 helo=z800.localnet) by c3po.matrixx.ch with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1nOSfB-0005D1-0c; Mon, 28 Feb 2022 00:09:18 +0100 From: Florian Walpen To: freebsd-multimedia@freebsd.org Cc: Hans Petter Selasky Subject: Re: New FreeBSD port ALSA to JACK MIDI, a2jmidid Date: Mon, 28 Feb 2022 00:09:13 +0100 Message-ID: <6031446.O1aUxXEVJ6@z800> In-Reply-To: <586816bd-4332-4a0c-ab4b-b798588514ff@selasky.org> References: <586816bd-4332-4a0c-ab4b-b798588514ff@selasky.org> List-Id: Multimedia discussions List-Archive: https://lists.freebsd.org/archives/freebsd-multimedia List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-multimedia@freebsd.org MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - c3po.matrixx.ch X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - submerge.ch X-Get-Message-Sender-Via: c3po.matrixx.ch: authenticated_id: fw@submerge.ch X-Authenticated-Sender: c3po.matrixx.ch: fw@submerge.ch X-Source: X-Source-Args: X-Source-Dir: X-Rspamd-Queue-Id: 4K6K2n6Pvhz4y4y X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of dev@submerge.ch designates 80.74.145.109 as permitted sender) smtp.mailfrom=dev@submerge.ch X-Spamd-Result: default: False [-2.17 / 15.00]; ARC_NA(0.00)[]; CTE_CASE(0.50)[]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+a:c]; HAS_X_SOURCE(0.00)[]; MIME_GOOD(-0.10)[text/plain]; MID_RHS_NOT_FQDN(0.50)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; DMARC_NA(0.00)[submerge.ch]; NEURAL_HAM_LONG(-0.87)[-0.873]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; HAS_X_GMSV(0.00)[fw@submerge.ch]; MLMMJ_DEST(0.00)[freebsd-multimedia]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; HAS_X_ANTIABUSE(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:21069, ipnet:80.74.144.0/20, country:CH]; RCVD_COUNT_TWO(0.00)[2]; HAS_X_AS(0.00)[fw@submerge.ch] X-ThisMailContainsUnwantedMimeParts: N On Sunday, February 27, 2022 9:41:03 PM CET Hans Petter Selasky wrote: > > You probably need to use aconnect to loop the events. > If I shortcut the ALSA ports directly from a2jmidi_bridge to j2amidi_bridge (a2jmidid didn't work), the MIDI data is returned within the same JACK cycle: Average latency: 3.92 ms (188.41 frames) Lowest latency: 0.02 ms (1 frames) Highest latency: 8.00 ms (384 frames) Peak MIDI jitter: 7.98 ms (383 frames) Average MIDI jitter: 1.99 ms (95.13 frames) I also tried to use a2jmidi_bridge and j2amidi_bridge on the umidi device, but that failed. Maybe I did something wrong, the port arguments in aconnect seem to only go from receiver to sender, as opposed to the description in the manpage... Regards, Florian