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-- Copyright 2014 Roger D <rogerdammit@gmail.com>
-- Licensed to the public under the Apache License 2.0.
m = Map("mjpg-streamer", "MJPG-streamer", translate("mjpg streamer is a streaming application for Linux-UVC compatible webcams"))
--- General settings ---
section_gen = m:section(TypedSection, "mjpg-streamer", translate("General"))
section_gen.addremove=false
section_gen.anonymous=true
enabled = section_gen:option(Flag, "enabled", translate("Enabled"), translate("Enable MJPG-streamer"))
input = section_gen:option(ListValue, "input", translate("Input plugin"))
input:depends("enabled", "1")
input:value("uvc", "UVC")
---input:value("file", "File")
input.optional = false
output = section_gen:option(ListValue, "output", translate("Output plugin"))
output:depends("enabled", "1")
output:value("http", "HTTP")
output:value("file", "File")
output.optional = false
--- Plugin settings ---
s = m:section(TypedSection, "mjpg-streamer", translate("Plugin settings"))
s.addremove=false
s.anonymous=true
s:tab("output_http", translate("HTTP output"))
s:tab("output_file", translate("File output"))
s:tab("input_uvc", translate("UVC input"))
---s:tab("input_file", translate("File input"))
--- Input UVC settings ---
this_tab = "input_uvc"
device = s:taboption(this_tab, Value, "device", translate("Device"))
device.default="/dev/video0"
--device.datatype = "device"
device:value("/dev/video0", "/dev/video0")
device:value("/dev/video1", "/dev/video1")
device:value("/dev/video2", "/dev/video2")
device.optional = false
resolution = s:taboption(this_tab, Value, "resolution", translate("Resolution"))
resolution.default = "640x480"
resolution:value("320x240", "320x240")
resolution:value("640x480", "640x480")
resolution:value("800x600", "800x600")
resolution:value("864x480", "864x480")
resolution:value("960x544", "960x544")
resolution:value("960x720", "960x720")
resolution:value("1280x720", "1280x720")
resolution:value("1280x960", "1280x960")
resolution:value("1920x1080", "1920x1080")
resolution.optional = true
fps = s:taboption(this_tab, Value, "fps", translate("Frames per second"))
fps.datatype = "and(uinteger, min(1))"
fps.placeholder = "5"
fps.optional = true
yuv = s:taboption(this_tab, Flag, "yuv", translate("Enable YUYV format"), translate("Automatic disabling of MJPEG mode"))
quality = s:taboption(this_tab, Value, "quality", translate("JPEG compression quality"), translate("Set the quality in percent. This setting activates YUYV format, disables MJPEG"))
quality.datatype = "range(0, 100)"
minimum_size = s:taboption(this_tab, Value, "minimum_size", translate("Drop frames smaller then this limit"),translate("Set the minimum size if the webcam produces small-sized garbage frames. May happen under low light conditions"))
minimum_size.datatype = "uinteger"
no_dynctrl = s:taboption(this_tab, Flag, "no_dynctrl", translate("Don't initialize dynctrls"), translate("Do not initialize dynctrls of Linux-UVC driver"))
led = s:taboption(this_tab, ListValue, "led", translate("Led control"))
led:value("on", translate("On"))
led:value("off", translate("Off"))
led:value("blink", translate("Blink"))
led:value("auto", translate("Auto"))
led.optional = true
--- Output HTTP settings ---
this_tab = "output_http"
port=s:taboption(this_tab, Value, "port", translate("Port"), translate("TCP port for this HTTP server"))
port.datatype = "port"
port.placeholder = "8080"
enable_auth = s:taboption(this_tab, Flag, "enable_auth", translate("Authentication required"), translate("Ask for username and password on connect"))
enable_auth.default = false
username = s:taboption(this_tab, Value, "username", translate("Username"))
username:depends("enable_auth", "1")
username.optional = false
password = s:taboption(this_tab, Value, "password", translate("Password"))
password:depends("enable_auth", "1")
password.password = true
password.optional = false
password.default = false
www = s:taboption(this_tab, Value, "www", translate("WWW folder"), translate("Folder that contains webpages"))
www.datatype = "directory"
www.default = "/www/webcam/"
www.optional = false
--- HTTP preview ---
html = [[
<style media="screen" type="text/css">
.img-preview {
display: inline-block;
height: auto;
width: 640px;
padding: 4px;
line-height: 1.428571429;
background-color: #fff;
border: 1px solid #ddd;
border-radius: 4px;
-webkit-transition: all .2s ease-in-out;
transition: all .2s ease-in-out;
margin-bottom: 5px;
display: none;
}
</style>
<div id="videodiv">
<img id="video_preview" class="img-preview" onerror="on_error()" onload="on_load()"/>
<p id="stream_status" style="text-align: center; color: orange; font-weight:bold;">Stream unavailable</p>
</div>
<script type="text/javascript">
function init_stream() {
console.log('init_stream');
start_stream()
}
function _start_stream() {
console.log('_start_stream');
port = document.getElementById('cbid.mjpg-streamer.core.port').value
if (document.getElementById('cbid.mjpg-streamer.core.enable_auth').checked) {
user = document.getElementById('cbid.mjpg-streamer.core.username').value
pass = document.getElementById('cbid.mjpg-streamer.core.password').value
login = user + ":" + pass + "@"
} else {
login = ""
}
img = document.getElementById('video_preview');
img.src = 'http://' + login + location.hostname + ':' + port + '/?action=snapshot';
}
function start_stream() {
console.log('start_stream');
setTimeout(function() { _start_stream(); }, 500);
}
function on_error() {
console.log('on_error');
img = document.getElementById('video_preview');
img.style.display = 'none';
stream_stat = document.getElementById('stream_status');
stream_stat.style.display = 'block';
start_stream();
}
function on_load() {
console.log('on_load');
img = document.getElementById('video_preview');
img.style.display = 'block';
stream_stat = document.getElementById('stream_status');
stream_stat.style.display = 'none';
}
init_stream()
</script>
]]
preview = s:taboption(this_tab, DummyValue, "_dummy", html)
preview:depends("output", "http")
--- Output file settings ---
this_tab = "output_file"
folder=s:taboption(this_tab, Value, "folder", translate("Folder"), translate("Set folder to save pictures"))
folder.placeholder="/tmp/images"
folder.datatype = "directory"
--mjpeg=s:taboption(this_tab, Value, "mjpeg", translate("Mjpeg output"), translate("Check to save the stream to an mjpeg file"))
delay=s:taboption(this_tab, Value, "delay", translate("Interval between saving pictures"), translate("Set the interval in millisecond"))
delay.placeholder="5000"
delay.datatype = "uinteger"
ringbuffer=s:taboption(this_tab, Value, "ringbuffer", translate("Ring buffer size"), translate("Max. number of pictures to hold"))
ringbuffer.placeholder="10"
ringbuffer.datatype = "uinteger"
exceed=s:taboption(this_tab, Value, "exceed", translate("Exceed"), translate("Allow ringbuffer to exceed limit by this amount"))
exceed.datatype = "uinteger"
command=s:taboption(this_tab, Value, "command", translate("Command to run"), translate("Execute command after saving picture. Mjpg-streamer parse the filename as first parameter to your script."))
return m
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