test/best_encode.sh

   1 #!/bin/bash
   2 #
   3 # Copyright (c) 2016, Alliance for Open Media. All rights reserved
   4 #
   5 # This source code is subject to the terms of the BSD 2 Clause License and
   6 # the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
   7 # was not distributed with this source code in the LICENSE file, you can
   8 # obtain it at www.aomedia.org/license/software. If the Alliance for Open
   9 # Media Patent License 1.0 was not distributed with this source code in the
  10 # PATENTS file, you can obtain it at www.aomedia.org/license/patent.
  11 #
  12 # Author: jimbankoski@google.com (Jim Bankoski)
  13
  14 if [[ $# -ne 2 ]]; then
  15   echo "Encodes a file using best known settings (slow!)"
  16   echo "  Usage:    be [FILE] [BITRATE]"
  17   echo "  Example:  be akiyo_cif.y4m 200"
  18   exit
  19 fi
  20
  21 f=$1  # file is first parameter
  22 b=$2  # bitrate is second parameter
  23
  24 if [[ -e $f.fpf ]]; then
  25   # First-pass file found, do second pass only
  26   aomenc \
  27     $f \
  28     -o $f-$b.av1.webm \
  29     -p 2 \
  30     --pass=2 \
  31     --fpf=$f.fpf \
  32     --best \
  33     --cpu-used=0 \
  34     --target-bitrate=$b \
  35     --auto-alt-ref=1 \
  36     -v \
  37     --minsection-pct=0 \
  38     --maxsection-pct=800 \
  39     --lag-in-frames=25 \
  40     --kf-min-dist=0 \
  41     --kf-max-dist=99999 \
  42     --static-thresh=0 \
  43     --min-q=0 \
  44     --max-q=63 \
  45     --drop-frame=0 \
  46     --bias-pct=50 \
  47     --minsection-pct=0 \
  48     --maxsection-pct=800 \
  49     --psnr \
  50     --arnr-maxframes=7 \
  51     --arnr-strength=3 \
  52     --arnr-type=3
  53 else
  54   # No first-pass file found, do 2-pass encode
  55   aomenc \
  56     $f \
  57     -o $f-$b.av1.webm \
  58     -p 2 \
  59     --pass=1 \
  60     --fpf=$f.fpf \
  61     --best \
  62     --cpu-used=0 \
  63     --target-bitrate=$b \
  64     --auto-alt-ref=1 \
  65     -v \
  66     --minsection-pct=0 \
  67     --maxsection-pct=800 \
  68     --lag-in-frames=25 \
  69     --kf-min-dist=0 \
  70     --kf-max-dist=99999 \
  71     --static-thresh=0 \
  72     --min-q=0 \
  73     --max-q=63 \
  74     --drop-frame=0
  75
  76   aomenc \
  77     $f \
  78     -o $f-$b.av1.webm \
  79     -p 2 \
  80     --pass=2 \
  81     --fpf=$f.fpf \
  82     --best \
  83     --cpu-used=0 \
  84     --target-bitrate=$b \
  85     --auto-alt-ref=1 \
  86     -v \
  87     --minsection-pct=0 \
  88     --maxsection-pct=800 \
  89     --lag-in-frames=25 \
  90     --kf-min-dist=0 \
  91     --kf-max-dist=99999 \
  92     --static-thresh=0 \
  93     --min-q=0 \
  94     --max-q=63 \
  95     --drop-frame=0 \
  96     --bias-pct=50 \
  97     --minsection-pct=0 \
  98     --maxsection-pct=800 \
  99     --psnr \
 100     --arnr-maxframes=7 \
 101     --arnr-strength=3 \
 102     --arnr-type=3
 103 fi