From nobody Mon Feb 28 10:52:56 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 7005819E03EE for ; Mon, 28 Feb 2022 10:53:09 +0000 (UTC) (envelope-from hps@selasky.org) Received: from mail.turbocat.net (turbocat.net [88.99.82.50]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4K6cfr3rgVz3Gwl for ; Mon, 28 Feb 2022 10:53:08 +0000 (UTC) (envelope-from hps@selasky.org) Received: from [10.36.2.165] (unknown [178.17.145.105]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.turbocat.net (Postfix) with ESMTPSA id D11C726012D; Mon, 28 Feb 2022 11:53:06 +0100 (CET) Message-ID: Date: Mon, 28 Feb 2022 11:52:56 +0100 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 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 Subject: Re: New FreeBSD port ALSA to JACK MIDI, a2jmidid Content-Language: en-US To: Florian Walpen , freebsd-multimedia@freebsd.org References: <586816bd-4332-4a0c-ab4b-b798588514ff@selasky.org> <6031446.O1aUxXEVJ6@z800> From: Hans Petter Selasky In-Reply-To: <6031446.O1aUxXEVJ6@z800> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4K6cfr3rgVz3Gwl X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of hps@selasky.org designates 88.99.82.50 as permitted sender) smtp.mailfrom=hps@selasky.org X-Spamd-Result: default: False [-3.30 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+a:mail.turbocat.net:c]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[selasky.org]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; MLMMJ_DEST(0.00)[freebsd-multimedia]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:88.99.0.0/16, country:DE]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N On 2/28/22 00:09, Florian Walpen wrote: > 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... > Hi, Thanks for testing! I'll try to look into this as time permits. --HPS