dl exif histories if '?debug' in GET

src/snapshot/index.php

@@ -29,6 +29,8 @@
   $trig_master = -1;
   $trig_master_port = -1;
 
+  $dl_exif_histories = 0;
+
   for($i=0;$i<4;$i++){
 
       $sensor = $path."/sensor{$i}0";
@@ -47,7 +49,12 @@
     $trig_master_port = $trig_master + $port0;
   }
 
+  if (isset($_GET['debug'])){
+    $dl_exif_histories = 1;
+  }
+
   if ($trig_master>=0){
+
     if (isset($_GET['trig'])){
 
       // just in case one wants to override master
@@ -60,6 +67,34 @@
       die("trigger ok: http://{$_SERVER['SERVER_ADDR']}:$trig_master_port/trig/pointers");
 
     }
+
+    // get exif data from all buffers in a single text file
+    if (isset($_GET['exifs'])){
+
+      if (isset($_GET['sensor_port'])){
+        $port = $_GET['sensor_port'];
+      }else{
+        $port = $available_ports[0]-$port0;
+      }
+
+      $circbuf_pointers = elphel_get_circbuf_pointers($port,1);
+
+      // get metas
+      $meta = array();
+
+      foreach($circbuf_pointers as $k=>$v){
+        $meta[$k] = array (
+          'circbuf_pointer' => $v['circbuf_pointer'],
+          'meta' => elphel_get_interframe_meta($port,$v['circbuf_pointer']),
+          'Exif' => elphel_get_exif_elphel($port, $v['exif_pointer'])
+        );
+      }
+
+      print_r($meta);
+      die();
+
+    }
+
   }
 
 ?>
@@ -131,10 +166,13 @@
 
     <script>
         var ip = location.origin;
-        var href = location.href;
+        //var href = location.href;
         var ports = [<?php echo implode(",",$available_ports);?>];
         var trig_master = <?php echo $trig_master;?>;
         var trig_master_port = <?php echo $trig_master_port;?>;
+
+        var dl_exif_histories = <?php echo $dl_exif_histories;?>;
+
     </script>
 
   </head>

src/snapshot/snapshot.js

 
 var tp_old = 0;
 var DLC = 0;
+var DLC_exif = 0;
+var filenames = [];
 
 function take_snapshot(){
 
@@ -31,7 +33,7 @@ function read_trig_master(){
 
 function trigger(){
   $.ajax({
-    url:href+"?trig",
+    url:"?trig",
     success:function(){
 
       setTimeout(function(){
@@ -46,7 +48,8 @@ function download_all(rtp){
 
     DLC = 0;
     ports.forEach(function(c,i){
-        download_single(ip+":"+c+"/timestamp_name/img");
+      //download_single(ip+":"+c+"/timestamp_name/img");
+      download_single(ip+":"+c+"/timestamp_name/bimg");
     });
 
 }
@@ -71,7 +74,12 @@ function download_single(addr){
       DLC++;
       if (DLC==ports.length){
         if ($("#synced").prop("checked")) {
+	  if (dl_exif_histories==1){
+	    console.log("getting exif histories");
+	    get_exifs();
+	  }else{
 	    read_tp();
+	  }
         }else{
           $("#snapshot").attr("disabled",false);
         }
@@ -100,6 +108,8 @@ function pass_to_file_reader(filename,fileblob){
     }
   }
 
+  filenames.push(filename);
+
   var url = window.URL.createObjectURL(fileblob);
 
   var a = $('<a>')
@@ -158,6 +168,55 @@ function pass_to_file_reader(filename,fileblob){
 
 }
 
+function get_exifs(){
+
+  DLC_exif = 0;
+
+  filenames.forEach(function(c,i){
+
+    var base = c.split(".");
+    base = base[0];
+
+    var port = base.split("_");
+    port = port[2];
+    var filename = base+"_exifs.txt";
+    var addr = "?exifs&sensor_port="+port;
+
+    var http = new XMLHttpRequest();
+    http.open("GET", addr, true);
+    http.responseType = "blob";
+
+    http.onload = function(e){
+
+      if (this.status === 200) {
+
+        // To access the header, had to add
+        // printf("Access-Control-Expose-Headers: Content-Disposition\r\n");
+        // to imgsrv
+        //var filename = this.getResponseHeader("Content-Disposition");
+
+        pass_to_file_reader(filename,http.response);
+
+        DLC_exif++;
+        if (DLC_exif==ports.length){
+          if ($("#synced").prop("checked")) {
+	    // empty
+	    filenames = [];
+            read_tp();
+          }else{
+            $("#snapshot").attr("disabled",false);
+          }
+        }
+
+      }
+
+    }
+    http.send();
+
+  });
+
+}
+
 function read_tp(){
 
     var param = "TRIG_PERIOD";