From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=pass header.oldest-pass=0 smtp.remote-ip=165.173.182.11 ARC-Seal: i=2; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=pass; t=1793373027; b=bOrhOzNloNogVevuC1Pj3yAwsETGd/xRTOk/hjEppF68jltkvvcsAdN7h7mn9thZK0+V L+Tqk7NgCgbpOjMwdXb3xOaHBXAuNdfTpG2mHATI5J5Z2CCuwCepixm0Lz5Ie2Xav9IwM ED7/+PFkm4Rc5bR5Nr84bK8XtO3nkslQWbm2GXmLpuD8qoj12jNbHMN+/LDg4CVK7joGZ InIZh93O0E3rIBq43n68P5id1Aae9V2A6KNJ6kSIDQejcQ0qZOKWbhrMZNFVhLcHhR/Zg Z7Ifv68M1yAAPatBLUoW/LKhhsEMxfo2j5BdX1Xb1nnSSemZm7ALzHeo0Fp0oZ9tVqg== ARC-Message-Signature: i=2; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793373027; h=DMARC-Filter:DKIM-Signature:Received:Date:From:To:Cc:Message-ID: In-Reply-To:References:Subject:MIME-Version:Content-Type: Content-Transfer-Encoding:Importance:User-Agent:X-Mailer; bh=SOxU1IrkJoChSZwtgAbY26YGaPbYGPCarslzge/kK34=; b=jtjHFWEtUMMbxp071CnB2NUUcRL2qMR8WWPaqy/5Ea0wGs5JZN+yqTQO9OPPn8jj6a2s XG4A+4BSBuWfJ8JQclYVKZaUKdRI8vmhA6gnNdHlo7KgC8yL+5QnohNtTBgLzwbLYhyXn pHgDhwxXMurbQSxBlqyM+WgFNX3m2RII0Doc0TfHjlmtaVmLjeyNPE40EIRS97AkZlYvo 10f0jU+bB7eUUe2uAVYk4jhPxkIgHdxfk0DTJj9GKwSTT4zL16kej5BXkr/SB6nDvo2UA 7qFcp6iG5u3sayEuntYGQ21OCK0UbKKns5W8D5m4ruTcpBx3+ccKiVTdbdsRdLZOsCg== ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass header.d=collabora.com header.i=@collabora.com header.a=rsa-sha256 header.s=zohomail header.b=RjVIgmCE; arc=pass header.oldest-pass=0 smtp.remote-ip=165.173.182.11 Received: from sender5-op-o11.zoho.com (sender5-op-o11.zoho.com [165.173.182.11]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C3EAB606A322; Fri, 30 Oct 2026 15:10:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org C3EAB606A322 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=collabora.com header.i=@collabora.com header.a=rsa-sha256 header.s=zohomail header.b=RjVIgmCE ARC-Seal: i=1; a=rsa-sha256; t=1793373005; cv=none; d=zohomail.com; s=zohoarc; b=l2OyCf0tiJGeMLyKQmnA/k2lxLUpwrcd2F0ZIhifaSwLHHwqO2KwHSNcEFQpMaHNlYXTTJmdI4iXw7+aD3N2MvLd5y0Y8iO8ZnnjGYh0DyLnD9faRyAY6x3awEiSP477+CaGgqH9vDi5HkTsQ0hCFI9IowA8iq6Z/gd3C6b5ofc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1793373005; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=SOxU1IrkJoChSZwtgAbY26YGaPbYGPCarslzge/kK34=; b=PcEaetO0knlMfJket7z8i/SkBEKduaSB3zdNn06toYxnhktOvh4EG9Inp3qU4HlaU8CxLTFnAfKAQSi0R0jnaMYv5aBjPreHyesqyo5IPJVLkbtUxTVCj71A88bAh/EA38pKCble0x+fSCThZ1r++s5lYbd4RkZZtr3loVMxAMU= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=nicolas.dufresne@collabora.com; dmarc=pass header.from= DKIM-Signature: a=rsa-sha256; b=RjVIgmCEUVFEGqO23Co1WdR+lY69arY5m0Q8U+3SjKSU/Brnadrsm7sYS17Iw9KScewwqMR0KLb05GRdukcIsbITDeUsSNpJfH97wpAkA46COQoNUJUjgQUeauPSSTX96wUwBg7tWlK24Q7A4ly+XwJXKtCxl/HgNyfg3+eOS20=; c=relaxed/relaxed; s=zohomail; d=collabora.com; v=1; bh=SOxU1IrkJoChSZwtgAbY26YGaPbYGPCarslzge/kK34=; h=Content-Description:Content-ID:Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Owner:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Resent-Sender:Resent-Cc:Resent-Date:Resent-To:Reply-To:Resent-Message-ID:Resent-From:Sender:Subject:To:Date:From:Message-Id:Reply-To:Subject:To:Cc; Received: from mail.zoho.com by mx.zohomail.com with SMTP id 1793373003647307.92338041764765; Fri, 30 Oct 2026 08:10:03 -0700 (PDT) Date: Fri, 30 Oct 2026 11:10:03 -0400 From: Nicolas Dufresne To: Cc: , , , , , , , , , , , , , , Message-ID: <1a18d5c5f7f.3e45f382588509.8172330954347509989@collabora.com> In-Reply-To: <179337024629.131241.9227206619077693683.b4-reply@b4> References: <20261022-b4-s4-vdec-upstream-v12-0-616240978792@amlogic.com> <179337024629.131241.9227206619077693683.b4-reply@b4> Subject: Re: [PATCH v12 0/6] Add Amlogic stateless H.264 video decoder for S4 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Importance: Normal User-Agent: Zoho Mail X-Mailer: Zoho Mail Hi, ---- Le ven., 30 oct. 2026 10:24:06 -0400 wbieganski@baylibre.com a =C3=A9c= rit ---- > Hi, > I tested v12 series on AQ222 board with v7.2-rc1. Firmware version: > 'v0.4.ff.I0c83495.75444b3' build 'Thu Apr 16 18:18:55 2026'. That reminded me, is that firmware in linux-firmware? Nicolas > > RAW NV12 frames at the decoder output were visually OK across typical > resolutions and H.264 profiles (main, high, baseline) with and without > B-frames in the stream, also with I-frames only streams. I used Gstreamer= 's > (ver. 1.26) 'v4l2slh264dec' element on Trixie with both mmap and DMA-bufs > buffering (on the capture queue only). Input bitstreams where > FFmpeg-generated (testsrc2 + libx264) or publicly available test videos. > > Decoder (and the output) remained stable with simulated (non key) frame > drop at max resolution (1920x1088, noise generated by FFmpeg's bitstream > filter). > > The performance at max resolution, tested with 'filesrc ! parsebin ! > v4l2slh264dec ! fakevideosink' pipeline was ~85 fps (fixed number of > outputted frames divided by the total execution time). > > Tested-by: Wojciech Biega=C5=84ski >