diff options
Diffstat (limited to 'utils')
| -rwxr-xr-x | utils/ipu3/ipu3-process.sh | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/utils/ipu3/ipu3-process.sh b/utils/ipu3/ipu3-process.sh new file mode 100755 index 00000000..6412aea4 --- /dev/null +++ b/utils/ipu3/ipu3-process.sh @@ -0,0 +1,183 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2018, Google Inc. +# +# Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> +# +# ipu3-process.sh - Process raw frames with the Intel IPU3 +# +# The scripts makes use of the following tools, which are expected to be +# found in $PATH: +# +# - media-ctl (from v4l-utils git://linuxtv.org/v4l-utils.git) +# - raw2pnm (from nvt https://github.com/intel/nvt.git) +# - yavta (from git://git.ideasonboard.org/yavta.git) + +# Locate the media device +find_media_device() { + local mdev + + for mdev in /dev/media* ; do + media-ctl -d $mdev -p | grep -q "^driver[ \t]*ipu3-imgu$" && break + mdev= + done + + if [[ -z $mdev ]] ; then + echo "IPU3 media device not found." >&2 + exit 1 + fi + + echo $mdev +} + +# Configure the pipeline +configure_pipeline() { + local enable_3a=1 + local enable_out=1 + local enable_vf=1 + + $mediactl -r + $mediactl -l "\"ipu3-imgu 0 input\":0 -> \"ipu3-imgu 0\":0[1]" + $mediactl -l "\"ipu3-imgu 0\":2 -> \"ipu3-imgu 0 output\":0[$enable_out]" + $mediactl -l "\"ipu3-imgu 0\":3 -> \"ipu3-imgu 0 viewfinder\":0[$enable_vf]" + $mediactl -l "\"ipu3-imgu 0\":4 -> \"ipu3-imgu 0 3a stat\":0[$enable_3a]" +} + +# Perform frame processing through the IMGU +process_frames() { + configure_pipeline + + local yavta="yavta -n $nbufs -c$frame_count" + + # Save the main and viewfinder outputs to disk, capture and drop 3A + # statistics. Sleep 500ms between each execution of yavta to keep the + # stdout messages readable. + $yavta -f $IMGU_OUT_PIXELFORMAT -s $out_size "-F$ouput_dir/frame-out-#.bin" \ + $($mediactl -e "ipu3-imgu 0 output") & + sleep 0.5 + $yavta -f $IMGU_VF_PIXELFORMAT -s $vf_size "-F$output_dir/frame-vf-#.bin" \ + $($mediactl -e "ipu3-imgu 0 viewfinder") & + sleep 0.5 + $yavta $($mediactl -e "ipu3-imgu 0 3a stat") & + sleep 0.5 + + # Feed the IMGU input. + $yavta -f $IMGU_IN_PIXELFORMAT -s $in_size "-F$in_file" \ + $($mediactl -e "ipu3-imgu 0 input") +} + +# Convert captured files to ppm +convert_files() { + local index=$1 + local type=$2 + local size=$3 + local format=$4 + + local width=$(echo $size | awk -F 'x' '{print $1}') + local height=$(echo $size | awk -F 'x' '{print $2}') + local padded_width=$(expr $(expr $width + 63) / 64 \* 64) + + raw2pnm -x$padded_width -y$height -f$format \ + $output_dir/frame-$type-$index.bin \ + $output_dir/frame-$type-$index.ppm +} + +run_test() { + IMGU_IN_PIXELFORMAT=IPU3_SGRBG10 + IMGU_OUT_PIXELFORMAT=NV12 + IMGU_VF_PIXELFORMAT=NV12 + + echo "==== Test ====" + echo "input: $in_file" + echo "output: $IMGU_OUT_PIXELFORMAT/$out_size" + echo "vf: $IMGU_VF_PIXELFORMAT/$vf_size" + + process_frames + + for i in `seq -f '%06.0f' 0 $(($frame_count - 1))`; do + convert_files $i out $out_size $IMGU_OUT_PIXELFORMAT + convert_files $i vf $vf_size $IMGU_VF_PIXELFORMAT + done +} + +validate_size() { + local size=$1 + local width=$(echo $size | awk -F 'x' '{print $1}') + local height=$(echo $size | awk -F 'x' '{print $2}') + + [[ "x${size}" == "x${width}x${height}" ]] +} + +# Print usage message +usage() { + echo "Usage: $(basename $1) [options] <input-file>" + echo "Supported options:" + echo "--out size output frame size (defaults to input size)" + echo "--vf size viewfinder frame size (defaults to input size)" + echo "" + echo "Where the input file name and size are" + echo "" + echo "input-file = prefix '-' width 'x' height '.' extension" + echo "size = width 'x' height" +} + +# Parse command line arguments +while (( "$#" )) ; do + case $1 in + --out) + out_size=$2 + if ! validate_size $out_size ; then + echo "Invalid size '$out_size'" + usage $0 + exit 1 + fi + shift 2 + ;; + --vf) + vf_size=$2 + if ! validate_size $vf_size ; then + echo "Invalid size '$vf_size'" + usage $0 + exit 1 + fi + shift 2 + ;; + -*) + echo "Unsupported option $1" >&2 + usage $0 + exit 1 + ;; + *) + break + ;; + esac +done + +if [ $# != 1 ] ; then + usage $0 + exit 1 +fi + +in_file=$1 + +# Parse the size from the input file name and perform minimal sanity +# checks. +in_size=$(echo $in_file | sed 's/.*-\([0-9]*\)x\([0-9]*\)\.[a-z0-9]*$/\1x\2/') +validate_size $in_size +if [[ $? != 0 ]] ; then + echo "Invalid input file name $in_file" >&2 + usage $0 + exit 1 +fi + +out_size=${out_size:-$in_size} +vf_size=${vf_size:-$in_size} + +mdev=$(find_media_device) +mediactl="media-ctl -d $mdev" +echo "Using device $mdev" + +output_dir="/tmp" +frame_count=5 +nbufs=7 +run_test |