From patchwork Wed Apr 10 00:55:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Diego Felix de Souza via ffmpeg-devel X-Patchwork-Id: 12680 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 0886F4483E5 for ; Wed, 10 Apr 2019 03:56:05 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id D3C4C68AE99; Wed, 10 Apr 2019 03:56:04 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 30F6A68AE91 for ; Wed, 10 Apr 2019 03:55:58 +0300 (EEST) Received: by mail-pg1-f202.google.com with SMTP id 132so558722pgc.18 for ; Tue, 09 Apr 2019 17:55:58 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=a/IdXjVILoI4cHyh69YgkALqEU3qd1ja6yGVN7cso1U=; b=e/ZynRwfhPRP4Uom/Clr4q26zaGHKj+SKBpBYtsodqS1aQwrVoO6QxSvtxPCUwyOM0 RG7QKMIJXQF/lPGhX1T09MkAQMDST36RnFfpSiEBC4Ow3VEJsFbE4EK+c7RKwOFY5b2j mA6Hu/zcmUodBaFnz8dKZ69O5Wwp0afkZqbZWUXhBPtaVc1WBOb9KqsYumYusMba6PEV cUzfccDR4KmFCqicluFd1G1ym0XbefTsKe087pG+0K8GdKBWVQf2Cks8/BN4GP2KfOw9 pQrVpDjvgVqwJku1Ra3PlxQ5ymXZZoxDCtAGSrik/iOuURdDvaTdwv8HBggLh+sXRV93 S9Ew== X-Gm-Message-State: APjAAAWDYJemuuwgvVnOwVe2HRTXvIqQAMEvthOtV8CRFcZmvrtdYZD6 DhSHYHvt6TeS5WpurdzA4T4+TurShJxX5Ok6XdnMcte7lEln0l5jT62B11C3AMoQkJs/qEbEpVD LLCLJj6uaY/9/G8wIkmVe3Q1GNglcZqaKSXoMbL7yMQfw8Nrdpd+rSwv9rKGeJCwSow== X-Google-Smtp-Source: APXvYqxmZvG7oCHRObDHCdG+i7HrnoL4MBixi6stlI8VMNWqObcoxtCrXKCDDWVq6KJ2uICsh5tgvqfoRB5h X-Received: by 2002:a63:2584:: with SMTP id l126mr735706pgl.139.1554857756311; Tue, 09 Apr 2019 17:55:56 -0700 (PDT) Date: Tue, 9 Apr 2019 17:55:51 -0700 In-Reply-To: <090b3d35-f11d-e7f3-1f97-26f820b57bdb@gyani.pro> Message-Id: <20190410005551.238625-1-samjohn@google.com> Mime-Version: 1.0 References: <090b3d35-f11d-e7f3-1f97-26f820b57bdb@gyani.pro> X-Mailer: git-send-email 2.21.0.392.gf8f6787159e-goog To: ffmpeg-devel@ffmpeg.org Subject: [FFmpeg-devel] [PATCH] Updated the documentation for libaom encoder options. X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Sam John via ffmpeg-devel From: Diego Felix de Souza via ffmpeg-devel Reply-To: FFmpeg development discussions and patches Cc: Sam John Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" --- doc/encoders.texi | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/doc/encoders.texi b/doc/encoders.texi index 94337d009c..15b9199549 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -1434,6 +1434,16 @@ value is 1, which will be slow and high quality. Enable use of alternate reference frames. Defaults to the internal default of the library. +@item arnr-max-frames +Set altref noise reduction max frame count. + +@item arnr-strength +Set altref noise reduction filter strength. + +@item aq-mode +Set adaptive quantization mode (0: off (default), 1: variance 2: complexity, 3: +cyclic refresh). + @item lag-in-frames Set the maximum number of frames which the encoder may keep in flight at any one time for lookahead purposes. Defaults to the internal @@ -1466,6 +1476,31 @@ buffer falls below this percentage, frames will be dropped until it has refilled above the threshold. Defaults to zero (no frames are dropped). +@item denoise-noise-level +Amount of noise to be removed for grain synthesis. Grain synthesis is disabled if +this option is not set or set to 0. + +@item denoise-block-size +Block size used for denoising for grain synthesis. If not set, AV1 codec +uses the default value of 32. + +@item undershoot-pct +Set datarate undershoot (min) percentage of the target bitrate. + +@item overshoot-pct +Set datarate overshoot (max) percentage of the target bitrate. + +@item maxsection-pct +Maximum percentage variation of the GOP bitrate from the target bitrate. If maxsection-pct +is not set, the libaomenc wrapper computes it as follows: @code{(maxrate * 100 / bitrate)}. + +@item minrate +Minimum percentage variation of the GOP bitrate from the target bitrate. If minsection-pct +is not set, the libaomenc wrapper computes it as follows: @code{(minrate * 100 / bitrate)}. + +@item frame-parallel @var{boolean} +Enable frame parallel decodability features. The default value is true. + @item tiles Set the number of tiles to encode the input video with, as columns x rows. Larger numbers allow greater parallelism in both encoding and @@ -1480,6 +1515,18 @@ Provided for compatibility with libvpx/VP9. @item row-mt (Requires libaom >= 1.0.0-759-g90a15f4f2) Enable row based multi-threading. Disabled by default. +@item enable-cdef @var{boolean} +Flag to enable or disable Constrained Directional Enhancement Filter. The libaom-av1 +encoder enables CDEF by default. + +@item enable-global-motion @var{boolean} +Flag to enable or disable the use of global motion for block prediction. +The default value is true. + +@item enable-intrabc @var{boolean} +Flag to enable or disable block copy mode for intra block prediction. This mode is +useful for screen content. The default value is true. + @end table @section libkvazaar