Update the list of partitions in camogmgui

src/camogmgui/camogmgui.js

+// store path to partition that camogm is currently using
+var rawdev_path = "";
+// shows if partition selection should be updated
+var update_dev_radio = false;
+
 function timer_functions(){
     list_files(getCookie("current_dir"));
     update_state();
@@ -22,8 +27,12 @@ function init() {
 	update_audio_form(document.getElementById("audioform"));
 	calc_split_size();
 	//calling "is_mounted" at response
-        scan_devices("is_mounted(selected_device)");
 	//global_timer = setInterval(timer_functions,2000);
+	if (document.getElementById('fast_rec').checked) {
+		makeRequest('camogm_interface.php', '?cmd=list_raw_devices');
+	} else {
+		scan_devices("is_mounted(selected_device)");
+	}
 }
 function reload() {
 	makeRequest('camogm_interface.php', '?cmd=run_camogm');
@@ -104,7 +113,9 @@ function process_is_hdd_mounted(xmldoc) {
 
 //scan_devices() - fills the device list.
 function scan_devices(callback) {
+	if (document.getElementById('fast_rec').checked == false) {
 		makeRequest('camogm_interface.php','?cmd=listdevices',callback);
+	}
 }
 
 var devices = Array();
@@ -425,6 +436,18 @@ function process_recording(xmldoc) {
 	
 	if (xmldoc.getElementsByTagName('buffer_overruns')[0].firstChild.data > 0)
 		alert ("Buffer overrun! current datarate exceeds max. write rate")
+
+	// update partition selection
+	if (update_dev_radio) {
+		var radios = document.getElementsByName('rawdev_path');
+		rawdev_path = xmldoc.getElementsByTagName('raw_device_path')[0].firstChild.data;
+		for (var i = 0; i < radios.length; i++) {
+			if (rawdev_path == '"' + radios[i].value + '"') {
+				radios[i].checked = true;
+			}
+		}
+		update_dev_radio = false;
+	}
 }
 recording = false;
 function update_state() {
@@ -807,7 +830,6 @@ function process_raw_dev_list(xmldoc)
 			"<td></td><td>" + size.firstChild.nodeValue + " GB" + "</td>" +
 			"<td></td><td></td></tr>";
 		}
-
 		content += "</table>";
 	} else {
 		content += "<p class=\"alert\">Device partitions without file system are not found. Fast recording can not be started. " +
@@ -815,4 +837,10 @@ function process_raw_dev_list(xmldoc)
 		document.getElementById('submit_button').disabled = true;
 	}
 	document.getElementById('ajax_devices').innerHTML = content;
+	
+	// get current partition if we have more than one available and update selection
+	if (items.length > 1) {
+		update_dev_radio = true;
+		makeRequest('camogm_interface.php', '?cmd=status');
+	}
 }

src/camogmgui/camogmgui.php

@@ -117,6 +117,7 @@
 	 	
 	// format tab submit
 	if (isset($_POST['settings_format'])){
+		if (!isset($_POST['fastrec_checkbox'])) {
 			switch($_POST['container']){
 				case'ogm':
 					$container = $_POST['container'];
@@ -131,14 +132,23 @@
 					$container = "mov";
 					break;
 			}
+			$rawdev_path = "";
+			$prefix = $_POST['prefix'];
+		} else {
+			// fast recording supports jpeg format only
+			$container = "jpeg";
+			$rawdev_path = $_POST['rawdev_path'];
+			$prefix = "";			
+		}
 		if ($camogm_running) {
 			// set format
 			fprintf($fcmd, "format=%s;\n", $container);
 
 			// set record directory
-			$prefix = $_POST['prefix'];
+			if ($prefix != "") {
 				fprintf($fcmd, "prefix=%s;\n", $prefix);
 				setcookie("directory", $prefix); // save as cookie so we can get prefered record directory even after camera reboot
+			}
 			
 			//set debug file
 			$debug = $_POST['debug'];
@@ -150,6 +160,11 @@
 			}	
 			else	
 				fprintf($fcmd, "debug;\ndebuglev=1;\n");
+			
+			if ($rawdev_path != "")
+				fprintf($fcmd, "rawdev_path=%s;\n", $rawdev_path);
+			else
+				fprintf($fcmd, "rawdev_path;\n");
 		}
 	}
 	
@@ -262,6 +277,7 @@
 		$xml_frame_number = substr($logdata[0]['frame_number'], 0, strlen($logdata[0]['frame_number']));
 		$xml_res_x = substr($logdata[0]['frame_width'], 0, strlen($logdata[0]['frame_width']));
 		$xml_res_y = substr($logdata[0]['frame_height'], 0, strlen($logdata[0]['frame_height']));
+		$xml_rawdev_path = substr($logdata[0]['raw_device_path'], 1, strlen($logdata[0]['raw_device_path']) - 2);
 		
 		// Advanced Settings
 		$xml_timescale = substr($logdata[0]['timescale'], 0, strlen($logdata[0]['timescale']));
@@ -572,8 +588,13 @@
                     	echo "<input type=\"radio\" id=\"radioJpg\" style=\"top:3px; position:relative;\" name=\"container\" value=\"jpg\" onChange=\"format_changed(this);\" checked> JPEG Sequence<br />";
                     else
                     	echo "<input type=\"radio\" id=\"radioJpg\" style=\"top:3px; position:relative;\" name=\"container\" value=\"jpg\" onChange=\"format_changed(this);\"> JPEG Sequence<br />";
+                    if ($xml_rawdev_path != "") {
+                    	$fastrec_checked = "checked=\"checked\"";
+                    } else {
+                    	$fastrec_checked = "";
+                    }
                     ?>
-                    <input id="fast_rec" type="checkbox" style="left:1px; top:3px; position:relative;" name="fastrec_checkbox" value="checked" onChange="fast_rec_changed(this)"> Use fast recording 
+                    <input id="fast_rec" type="checkbox" style="left:1px; top:3px; position:relative;" name="fastrec_checkbox" value="checked" onChange="fast_rec_changed(this)" <?php echo $fastrec_checked; ?>> Use fast recording 
                     <a href="#" onClick="help('fast_rec');"><img src="images/help.png"></a><br />
                     <br />