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import { h, Component } from 'preact'
import { bindActionCreators } from 'redux'
import { connect } from 'react-redux'
import moment from 'moment'
import util from '../../../util'
import * as pix2wavActions from '../pix2wav.actions'
import * as pix2wavTasks from '../pix2wav.tasks'
import {
Loading, Progress,
Group, Param, FileUpload, TextInput, Button, Slider,
} from '../../../common'
import * as datasetActions from '../../../dataset/dataset.actions'
import * as wav2pixActions from '../../../audio/wav2pix'
import pix2wavModule from '../pix2wav.module'
class SpectrogramUpload extends Component {
constructor(props){
super(props)
this.state = {
file: null,
name: "",
frames: [],
max: 3000,
frame_step: wav2pixActions.FRAME_STEP,
}
const audioElement = document.createElement('audio')
audioElement.addEventListener('loadedmetadata', () => {
this.setState({ duration: audioElement.duration })
})
this.audioElement = audioElement
}
pickFile(file){
let name = file.name.split('.')[0]
.replace(/\s+/g, '_')
.replace(/-/g, '_')
.replace(/_+/g, '_')
this.setState({ file, name })
this.audioElement.src = URL.createObjectURL(file)
console.log(file.size)
if (file.size < 2 << 20) {
this.props.wav2pix.renderFrames(file, {})
.then(frames => {
console.log('got frames', frames.length)
this.setState({
...this.state, frames
})
})
}
}
buildZip(){
const { file, max, frame_step } = this.state
this.props.wav2pix.buildZip(this.state.name, file, {})
.then(({ zip, filename, count }) => {
this.props.datasetActions.uploadFile(
this.props.module,
this.props.folder,
zip,
filename,
{ count, max, frame_step }
)
})
}
render(){
// loading={pix2wav.loading}
// progress={pix2wav.progress}
// id={pix2wav.folder_id}
// module={pix2wavModule}
// data={pix2wav.data}
// folder={folder}
const { file, frames } = this.state
return (
<div className='row'>
<div className='col spectrogramBuilder'>
<Group title='Spectrogram Builder'>
<p>
{"Convert your sounds into spectrograms. "}
{"Sound files can be WAV, MP3, AIFF, or FLAC. "}
<b>2 minutes max.</b>
</p>
<FileUpload
title='Choose a sound file'
mime='image.*'
onUpload={file => this.pickFile(file)}
/>
{file && this.renderMetadata(file)}
</Group>
</div>
<div ref={(c) => { this.canvases = c }} className='thumbs' id='pix2wav_canvases' />
</div>
)
}
renderMetadata(file){
const { duration } = this.state
const size = util.hush_size(file.size)
const total_frame_count = (duration * 44100 - wav2pixActions.FRAME_LENGTH) / this.state.frame_step
const frame_size = Math.round(wav2pixActions.FRAME_LENGTH / 44100 * 1000) + ' ms.'
const frame_step = Math.round(this.state.frame_step / 44100 * 1000) + ' ms.'
return (
<div className='fileMetadata'>
{file.size > 2 << 20 &&
<p>
<i>Careful, your file is larger than 2 MB.</i>
</p>}
<Group title='Metadata'>
<Param title='Name'>{file.name}</Param>
<Param title='Type'>{file.type}</Param>
<Param title='Size'><span className={size[0]}>{size[1]}</span></Param>
<Param title='Date'>{moment(file.lastModifiedDate).format("YYYY-MM-DD h:mm a")}</Param>
<Param title='Duration'>{Math.floor(duration) + ' s.'}</Param>
<Param title='Frames'>{Math.floor(total_frame_count)}</Param>
<Param title='Frame Size'>{frame_size}</Param>
<Param title='Frame Step'>{frame_step}</Param>
<br />
<Param title='Status'>{this.props.pix2wav.status}</Param>
<br />
</Group>
<Group title='Data settings'>
<TextInput
title='Dataset name'
onChange={e => this.setState({ name: e.target.value })}
value={this.state.name}
/>
<Slider
name='Frame cutoff'
min={10} max={1000} type='int'
value={this.state.max}
onChange={max => this.setState({ max })}
/>
<Slider
name='frame step'
min={10} max={20000} type='int'
value={this.state.frame_step}
onChange={frame_step => this.setState({ frame_step })}
/>
<Button
onClick={() => this.buildZip()}
>Build Zip</Button>
</Group>
<Progress />
</div>
)
}
componentDidUpdate(){
const canvases = (this.state.frames || []).map(c => {
this.canvases.append(c.canvas)
})
}
}
const mapStateToProps = state => ({
pix2wav: state.module.pix2wav,
upload: state.upload,
})
const mapDispatchToProps = (dispatch, ownProps) => ({
datasetActions: bindActionCreators(datasetActions, dispatch),
actions: bindActionCreators(pix2wavActions, dispatch),
remote: bindActionCreators(pix2wavTasks, dispatch),
wav2pix: bindActionCreators(wav2pixActions, dispatch),
})
export default connect(mapStateToProps, mapDispatchToProps)(SpectrogramUpload)
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