token.validateToken(req, function(err, result){
if (err) {
res.json({ status: 401, message: err }, 401);
return;
}
// fire a message to amazon and start transcoding the video into mp4 and webm
var str = '%s/%s/quickcast.%s';
var strSmall = '%s/%s/quickcast-small.%s';
var et = new AWS.ElasticTranscoder();
var params = {
'PipelineId': amazonDetails.pipelineId,
'Input': {
'Key': util.format(str, result.user.userid, req.headers.castid, 'mp4'),
'FrameRate': 'auto',
'Resolution': 'auto',
'AspectRatio': 'auto',
'Interlaced': 'auto',
'Container': 'auto'
},
'Outputs': [
{
'Key': util.format(strSmall, result.user.userid, req.headers.castid, 'mp4'),
'PresetId': amazonDetails.mp4small,
'ThumbnailPattern': "",
'Rotate': '0'
},
{
'Key': util.format(str, result.user.userid, req.headers.castid, 'webm'),
'PresetId': amazonDetails.webM,
'ThumbnailPattern': "",
'Rotate': '0'
}
]
};
// transcode
et.createJob(params, function(err1, data1){
if (err1){
res.json({ status: 500, message: err1 }, 500);
return;
}
res.json({ status: 200, message: "Encoding requested" }, 200);
});
});
module.exports = function (awsOptions, pipelineId) {
var transcoder = new AWS.ElasticTranscoder(awsOptions);
var listJobsByPipeline = function (pageToken, cb) {
transcoder.listJobsByPipeline({
PipelineId: pipelineId,
Ascending: 'true',
PageToken: pageToken
}, function (err, data) {
if (err) { return cb(err); }
if (data.NextPageToken) {
listJobsByPipeline(data.NextPageToken, function (err, nextJobs) {
if (err) { return cb(err); }
cb(null, data.Jobs.concat(nextJobs));
});
} else {
cb(null, data.Jobs);
}
});
};
var express = require('express');
var app = express();
app.set('views', path.resolve(__dirname, 'views'));
var handlebars = expressHandlebars.create({
defaultLayout: 'default',
layoutsDir: path.resolve(__dirname, 'views', 'layouts'),
helpers: {
statusClass: function (status) {
return STATUS_CLASSES[status];
}
}
});
app.engine('handlebars', handlebars.engine);
app.set('view engine', 'handlebars');
app.get('/', function (req, res) {
res.redirect(req.baseUrl + STATUS.PROGRESSING);
});
app.locals.status = _.values(STATUS);
_.each(STATUS, function (status) {
app.get('/' + status, function (req, res) {
listJobsByPipeline(void 0, function (err, jobs) {
if (err) {
return next(err);
}
res.render('index', {
jobs: _.where(jobs, {
Status: status
})
});
});
});
});
return app;
};
var listJobsByPipeline = function (pageToken, cb) {
transcoder.listJobsByPipeline({
PipelineId: pipelineId,
Ascending: 'true',
PageToken: pageToken
}, function (err, data) {
if (err) { return cb(err); }
if (data.NextPageToken) {
listJobsByPipeline(data.NextPageToken, function (err, nextJobs) {
if (err) { return cb(err); }
cb(null, data.Jobs.concat(nextJobs));
});
} else {
cb(null, data.Jobs);
}
});
};
exports.handler = function (event, context) {
var key = event.Records[0].s3.object.key;
console.log("Object key:", key);
//the input file may have spaces so replace them with '+'
var sourceKey = decodeURIComponent(key.replace(/\+/g, ' '));
console.log("Source key:", sourceKey);
//remove the extension
var outputKey = sourceKey.split('.')[0];
console.log("Output key:", outputKey);
// get the unique video key (the folder name)
var uniqueVideoKey = outputKey.split('/')[0];
console.log("Unique Video Key:", uniqueVideoKey);
var params = {
PipelineId: config.ELASTIC_TRANSCODER_PIPELINE_ID,
Input: {
Key: sourceKey
},
Outputs: [
{
Key: outputKey + '-web-480p' + '.mp4',
PresetId: '1351620000001-000020' //480p 16:9 format
}
]
};
elasticTranscoder.createJob(params, function (error, data) {
if (error) {
console.log("Error creating elastic transcoder job.");
context.fail(error);
return;
}
// the transcoding job started, so let's make a record in firebase
// that the UI can show right away
console.log("Elastic transcoder job created successfully");
pushVideoEntryToFirebase(uniqueVideoKey, context);
});
};
getIndex({Key: Key}, function (err, index) {
if (err || !index) {
callback(err);
}
var type = index.contentType || '';
// 動画エンコード
if (type.indexOf('video/') === 0) {
var transcoder = new AWS.ElasticTranscoder({apiVersion: '2012-09-25'});
var options = {
PipelineId: PipelineId,
Input: {
Key: Key
},
OutputKeyPrefix: Key + '/',
Outputs: [
{
PresetId: '1401553572423-strh6i', // MP4 360p 16:9
Key: 'data.mp4',
ThumbnailPattern: 'thumbnail/{count}',
Watermarks: [
{
InputKey: 'popy150.png',
PresetWatermarkId: 'TopLeft'
},
{
InputKey: 'MP4_0480p.png',
PresetWatermarkId: 'TopRight'
}
]
},
{
PresetId: '1401553215805-kac4dq', // HLS 400k
Key: 'HLS_0400K/data',
SegmentDuration: "10",
Watermarks: [
{
InputKey: 'popy150.png',
PresetWatermarkId: 'TopLeft'
},
{
InputKey: 'HLS_0400k.png',
PresetWatermarkId: 'TopRight'
}
]
},
{
PresetId: '1401553359605-zgqx0x', // HLS 1,000k
Key: 'HLS_1000K/data',
SegmentDuration: "10",
Watermarks: [
{
InputKey: 'popy150.png',
PresetWatermarkId: 'TopLeft'
},
{
InputKey: 'HLS_1000k.png',
PresetWatermarkId: 'TopRight'
}
]
},
{
PresetId: '1401553476835-6b99s4', // HLS 2,000k
Key: 'HLS_2000K/data',
SegmentDuration: "10",
Watermarks: [
{
InputKey: 'popy150.png',
PresetWatermarkId: 'TopLeft'
},
{
InputKey: 'HLS_2000k.png',
PresetWatermarkId: 'TopRight'
}
]
},
{
PresetId: '1401624233970-fot17o', // HLS 100k
Key: 'HLS_0100K/data',
SegmentDuration: "10",
Watermarks: [
{
InputKey: 'popy150.png',
PresetWatermarkId: 'TopLeft'
},
{
InputKey: 'HLS_0100k.png',
PresetWatermarkId: 'TopRight'
}
]
}
],
Playlists: [
{
Format: 'HLSv3',
Name: 'data',
OutputKeys: [
'HLS_2000K/data',
'HLS_1000K/data',
'HLS_0400K/data',
'HLS_0100K/data'
]
}
]
};
transcoder.createJob(options, function (err, data) {
callback(err, data);
})
}
});