packages/web/353/test/sensor_pattern_compress.php

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<?php

//$__result = "UNKNOWN"; // OK, FAIL, UNKNOWN
// OK - all is OK
// FAIL - can read the image, but test not passed
// UNKNOWN - the image is unacceptable
//$__description = "";

$_pass = FALSE;

$MD_LENGTH = 32;
$SPC_DAT_FILE = "/etc/test/spc.dat";
if(file_exists($SPC_DAT_FILE)) {
        $inits = parse_ini_file($SPC_DAT_FILE);
} else {
        $inits["test"] = "empty";
}

require 'i2c.inc';

# initialize result
/*
$res_xml = new SimpleXMLElement("<?xml version='1.0' standalone='yes'?><test name=\"sensor_pattern_compression\"/>");
*/
$res_xml = "<?xml version='1.0' standalone='yes'?><test name=\"sensor_pattern_compression\">";

# "online result" - i.e. runtime
function res_update($name, $result, $description) {
        global $res_xml;

        $res_xml .= "<${name} result=\"${result}\">";
        if($description != "")
                $res_xml .= $description;
        $res_xml .= "</${name}>\n";
}

// return XML responce
function _finish() {
//      global $__result;
//      global $__description;
//      echo "test result: ".$RESULT."<br>";
//      if($DESCRIPTION != "")
//              echo "test description: ".$DESCRIPTION."<br>";
        global $res_xml;
        global $_pass;
        if($_pass == TRUE)
                res_update("finish", "OK", "");
        else
                res_update("finish", "FAIL", "");

$res_xml .= "</test>";
#echo $res_xml;

        $xml = new SimpleXMLElement($res_xml);
/*
        $xml = new SimpleXMLElement("<?xml version='1.0' standalone='yes'?><test name=\"sensor_pattern_compression\"/>");
        $xml->addChild('result', $__result);
        if($__description != "")
                $xml->addChild('description', $__description);
*/
        $rslt=$xml->asXML();

        header("Content-Type: text/xml");
        header("Content-Length: ".strlen($rslt)."\n");
        header("Pragma: no-cache\n");
        printf($rslt);
        exit(0);
}

$MODE = "check";

if($_GET['mode'] == "add")
        $MODE = "add";

//--------------------
// FPGA revision...
$data = elphel_fpga_read(0x13);
$fpga_rev = sprintf("0x%x",$data);

//--------------------
// check SDRAM phases
$SDRAM_PHASES_LOG = "/var/log/fpga_sdram_phase";
if(is_file($SDRAM_PHASES_LOG)) {
        $ph_rez = exec("cat $SDRAM_PHASES_LOG | grep 'result='");
        if($ph_rez == "result=OK") {
                res_update("SDRAM_phase", "OK", "");
        } else {
//              $__description = "SDRAM phase incorrect";
//              $__result = "FAIL";
                res_update("SDRAM_phase", "FAIL", "SDRAM phase incorrect");
                _finish();
        }
}

//--------------------
// test SDRAM
$sdram_rez = exec("fpcf -mem 2000000 FFFF 0000 AAAA 5555 | grep 'result='");
if($sdram_rez == "result=OK") {
        res_update("SDRAM_memory", "OK", "");
} else {
//      $__description = "SDRAM pattern test fail";
//      $__result = "FAIL";
        res_update("SDRAM_memory", "FAIL", "SDRAM pattern test fail");
        _finish();
}

//--------------------
// initialize...
file_get_contents("http://127.0.0.1/camera_demo.php");

//--------------------
// sensor number...
$s_id=i2c_receive(16, 0, 0x4800, 0);
$s_id = sprintf("0x%x",$s_id);
if($s_id != "0x1801") {
//      $__result = "UNKNOWN";
//      $__description = "can't identify sensor with ID == ".$s_id."; probably it's just not connected";
        res_update("SENSOR_id", "FAIL", "Unknown sensor ID ${s_id}");
        _finish();
} else
        res_update("SENSOR_id", "OK", "");

//--------------------
// check test pattern compressed image

// check FPGA revision
if(array_key_exists("rev_".$fpga_rev, $inits) !== TRUE && $MODE == "check") {
//      $__result = "UNKNOWN";
//      $__description = "Unknown FPGA revision";
        res_update("FPGA_compress", "UNKNOWN", "Unknown FPGA revision");
        _finish();
}

// image settings...
file_get_contents("http://127.0.0.1/imconf_load.php?conf=/etc/test/sensor_pattern_compress.conf");

// set diagonal gradient test pattern on camera
$s_id = i2c_send(16, 0, 0x48A0, 0x19, 0);


// load test image to /tmp/spc.jpeg
# skip the first two images (really needed first skip, second probably not)
# because the top part of the previous real image will be at test image
exec("wget http://127.0.0.1:8081/noexif/next/wait/img -O /dev/null");
exec("wget http://127.0.0.1:8081/noexif/next/wait/img -O /dev/null");
# this one is really test image
exec("wget http://127.0.0.1:8081/noexif/next/wait/img -O /tmp/spc.jpeg");

$md = "";
if(is_file("/tmp/spc.jpeg")) {
        $md = substr(exec("md5sum /tmp/spc.jpeg"), 0, $MD_LENGTH);
        unlink("/tmp/spc.jpeg");
}

if($MODE == "check") {
        $_md = $inits["rev_".$fpga_rev];
        if($md != $_md) {
//              $__result = "FAIL";
//              $__description = "MD5SUM is |$md| and must be |$_md|";
                res_update("FPGA_compress", "FAIL", "MD5SUM is |$md| and must be |$_md|");
                $s_id = i2c_send(16, 0, 0x48A0, 0x00, 0);
                _finish();
        } else {
                res_update("FPGA_compress", "OK", "");
                $_pass = TRUE;
//              $__result="OK";
        }
} else if($MODE == "add") {
        $f = fopen($SPC_DAT_FILE, 'a');
        # pair of "FPGA revision"="MD5SUM"
        fwrite($f, "rev_$fpga_rev=$md\n");
        fclose($f);
//      $__result = "OK";
        res_update("FPGA_compress", "OK", "MD5SUM record updated");
        $_pass = TRUE;
} else {
        res_update("FPGA_compress", "UNKNOWN", "wrong command ${MODE}");
//      $__result = "WRONG COMMAND";
}

// disable test pattern
$s_id = i2c_send(16, 0, 0x48A0, 0x00, 0);
_finish();

?>

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