From patchwork Wed Nov 28 22:45:07 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 18 Return-Path: Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 198D460002 for ; Wed, 28 Nov 2018 23:44:45 +0100 (CET) Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 7909255A for ; Wed, 28 Nov 2018 23:44:44 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1543445084; bh=7GNe1ck/v9o/WwvrZOoWVQkuvWQFEHvPMD7vTg/W8ek=; h=From:To:Subject:Date:From; b=bvI88CKySoHPJWa6Faqh/jRXeRYsk3acA3dL+d+bpywVNW4KHoPsr2JbcCSJKyS7n lnfNQqz6RW0dTl73Z6QrGIXFkug5aiSsnMh6Wbu8xa6t0/QmuXTBQl+syD5Oov5xLj 7TasKxi4Ti15ceVL1RKasdnzLHR8HIaejQJ0dm4A= From: Laurent Pinchart To: libcamera-devel@lists.libcamera.org Date: Thu, 29 Nov 2018 00:45:07 +0200 Message-Id: <20181128224507.24596-1-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH] utils: ipu3: Add test capture script X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Nov 2018 22:44:45 -0000 The script captures raw frames from cameras based on the Intel IPU3. It takes the sensor name as an argument and isn't meant to depend on a particular platform. Signed-off-by: Laurent Pinchart Acked-by: Kieran Bingham --- utils/ipu3/ipu3-capture.sh | 182 +++++++++++++++++++++++++++++++++++++ 1 file changed, 182 insertions(+) create mode 100755 utils/ipu3/ipu3-capture.sh diff --git a/utils/ipu3/ipu3-capture.sh b/utils/ipu3/ipu3-capture.sh new file mode 100755 index 000000000000..930e697e7b44 --- /dev/null +++ b/utils/ipu3/ipu3-capture.sh @@ -0,0 +1,182 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2018, Google Inc. +# +# Author: Laurent Pinchart +# +# ipu3-capture.sh - Capture raw frames from cameras based on the Intel IPU3 +# +# The scripts makes use of the following tools, which are expected to be +# executable from the system-wide path or from the local directory: +# +# - 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 sensor entity +find_sensor() { + local bus + local sensor_name=$1 + + bus=$(grep "$sensor_name" /sys/class/video4linux/v4l-subdev*/name | cut -d ' ' -f 2) + if [[ -z $bus ]]; then + echo "Sensor '$sensor_name' not found." >&2 + exit 1 + fi + + echo "$sensor_name $bus" +} + +# Locate the media device +find_media_device() { + local mdev + + for mdev in /dev/media* ; do + media-ctl -d $mdev -p | grep -q ipu3-cio2 && break + mdev= + done + + if [[ -z $mdev ]] ; then + echo "IPU3 media device not found." >&2 + exit 1 + fi + + echo $mdev +} + +# Locate the CSI2 and CIO2 and get the sensor format +parse_pipeline() { + local cio2_queue + local resolution + local sensor=$1 + + read cio2_queue bus_format sensor_size <<< $($mediactl -p | awk " + /^- entity [0-9]*:/ { + sensor=0; + } + + /^- entity [0-9]*: $sensor/ { + sensor=1; + } + + /^[ \t]*(stream:0)?\[fmt:/ { + if (sensor) { + gsub(\".*fmt:\", \"\"); + gsub(\"[] ].*\", \"\"); + gsub(\"/\", \" \"); + format=\$0; + } + } + + /^[ \t]*->/ { + if (sensor) + cio2=substr(\$3, 0, 1); + } + + END { + print cio2 \" \" format; + } + ") + + ipu3_csi2="ipu3-csi2 $cio2_queue" + ipu3_capture="ipu3-cio2 $cio2_queue" + + sensor_width=$(echo $sensor_size | cut -d 'x' -f 1) + sensor_height=$(echo $sensor_size | cut -d 'x' -f 2) + + echo "Using device $mdev with IPU3 CIO2 queue $cio2_queue" +} + +# Configure the pipeline +configure_pipeline() { + local format="fmt:$bus_format/$sensor_size" + + echo "Configuring pipeline for $sensor in $format" + + $mediactl -r + + $mediactl -l "\"$sensor\":0 -> \"$ipu3_csi2\":0[1]" + $mediactl -l "\"$ipu3_csi2\":1 -> \"$ipu3_capture\":0[1]" + + $mediactl -V "\"$sensor\":0 [$format]" + $mediactl -V "\"$ipu3_csi2\":1 [$format]" +} + +# Capture frames +capture_frames() { + local file_op + local frame_count=$1 + local ipu3_format=IPU3_${bus_format/_1X10/} + local save_file=$2 + + if [ $save_file -eq 1 ]; then + file_op="--file=/tmp/frame-#.bin" + fi + + yavta -c$frame_count -n5 -I -f $ipu3_format -s $sensor_size $file_op \ + $($mediactl -e "$ipu3_capture") +} + +# Convert captured files to ppm +convert_files() { + local frame_count=$1 + local format=${bus_format/_1X10/} + local padded_width=$(expr \( $sensor_width + 49 \) / 50 \* 50) + + echo "Converting ${sensor_width}x${sensor_height} (${padded_width}x${sensor_height})" + + for i in `seq -f '%06.0f' 0 $(($frame_count - 1))`; do + ipu3-unpack /tmp/frame-$i.bin /tmp/frame-$i.raw + raw2pnm -x$padded_width -y$sensor_height -f$format /tmp/frame-$i.raw /tmp/frame-$i.ppm + done +} + +# Print usage message +usage() { + echo "Usage: $1 [options] sensor-name" + echo "Supported options:" + echo "-c,--count n Number of frame to capture" + echo "--no-save Do not save captured frames to disk" +} + +# Parse command line arguments +frame_count=10 +save_file=1 + +while (( "$#" )) ; do + case $1 in + -c|--count) + frame_count=$2 + shift 2 + ;; + --no-save) + save_file=0 + shift + ;; + -*) + echo "Unsupported option $1" >&2 + usage $0 + exit 1 + ;; + *) + break + ;; + esac +done + +if [ $# != 1 ] ; then + usage $0 + exit 1 +fi + +sensor_name=$1 + +sensor=$(find_sensor $sensor_name) +mdev=$(find_media_device) + +mediactl="media-ctl -d $mdev" + +parse_pipeline $sensor +configure_pipeline +capture_frames $frame_count $save_file +[[ $save_file -eq 1 ]] && convert_files $frame_count