From nobody Sun Nov 16 00:58:32 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1745827527266511.928222296374; Mon, 28 Apr 2025 01:05:27 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u9JSz-0004qp-Vb; Mon, 28 Apr 2025 04:03:54 -0400 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 1u9JSu-0004k0-Bg for qemu-devel@nongnu.org; Mon, 28 Apr 2025 04:03:49 -0400 Received: from [94.136.29.99] (helo=zilli.proxmox.com) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u9JSs-00052W-EB for qemu-devel@nongnu.org; Mon, 28 Apr 2025 04:03:47 -0400 Received: by zilli.proxmox.com (Postfix, from userid 1000) id E23651C0E02; Mon, 28 Apr 2025 10:03:38 +0200 (CEST) From: Dietmar Maurer To: marcandre.lureau@redhat.com, qemu-devel@nongnu.org Cc: Dietmar Maurer Subject: [PATCH v4 7/8] h264: add hardware encoders Date: Mon, 28 Apr 2025 10:03:35 +0200 Message-Id: <20250428080336.2574852-8-dietmar@proxmox.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250428080336.2574852-1-dietmar@proxmox.com> References: <20250428080336.2574852-1-dietmar@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 94.136.29.99 (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=94.136.29.99; envelope-from=dietmar@zilli.proxmox.com; helo=zilli.proxmox.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, NO_DNS_FOR_FROM=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=no 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1745827528624019000 Content-Type: text/plain; charset="utf-8" add most common hardware encoders: - nvh264enc: for NVidia hardware - vaapih264enc: for common AMD and Intel cards Signed-off-by: Dietmar Maurer --- ui/vnc-enc-h264.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/ui/vnc-enc-h264.c b/ui/vnc-enc-h264.c index 09b974a787..98055c095f 100644 --- a/ui/vnc-enc-h264.c +++ b/ui/vnc-enc-h264.c @@ -20,7 +20,7 @@ static char *get_available_encoder(const char *encoder_li= st) =20 if (!strcmp(encoder_list, "")) { /* use default list */ - encoder_list =3D "x264enc:openh264enc"; + encoder_list =3D "nvh264enc:vaapih264enc:x264enc:openh264enc"; } =20 encoder_array =3D g_strsplit(encoder_list, ":", -1); @@ -50,7 +50,19 @@ static GstElement *create_encoder(const char *encoder_na= me) return NULL; } =20 - if (!strcmp(encoder_name, "x264enc")) { + if (!strcmp(encoder_name, "nvh264enc")) { + g_object_set( + encoder, + "preset", 8, /* p1 - fastest */ + "multi-pass", 1, /* multipass disabled */ + "tune", 2, /* low latency */ + "zerolatency", true, /* low latency */ + /* avoid access unit delimiters (Nal Unit Type 9) - not requir= ed */ + "aud", false, + NULL); + } else if (!strcmp(encoder_name, "vaapih264enc")) { + g_object_set(encoder, "tune", 1, NULL); /* high compression */ + } else if (!strcmp(encoder_name, "x264enc")) { g_object_set( encoder, "tune", 4, /* zerolatency */ --=20 2.39.5