Make it possible to change output image format, quality and name

This commit is contained in:
Jan Oberhauser 2020-05-27 00:43:19 +02:00
parent 0091f53114
commit d201cc3dd7

View file

@ -432,6 +432,80 @@ export class EditImage implements INodeType {
},
description: 'The color to use for the background when image gets rotated by anything which is not a multiple of 90..',
},
{
displayName: 'Options',
name: 'options',
type: 'collection',
placeholder: 'Add Option',
default: {},
displayOptions: {
hide: {
operation: [
'information',
],
},
},
options: [
{
displayName: 'File Name',
name: 'fileName',
type: 'string',
default: '',
description: 'File name to set in binary data.',
},
{
displayName: 'Format',
name: 'format',
type: 'options',
options: [
{
name: 'bmp',
value: 'bmp',
},
{
name: 'gif',
value: 'gif',
},
{
name: 'jpeg',
value: 'jpeg',
},
{
name: 'png',
value: 'png',
},
{
name: 'tiff',
value: 'tiff',
},
],
default: 'jpeg',
description: 'Set the output image format.',
},
{
displayName: 'Quality',
name: 'quality',
type: 'number',
typeOptions: {
minValue: 0,
maxValue: 100,
},
default: 100,
displayOptions: {
show: {
format: [
'jpeg',
'png',
'tiff',
],
},
},
description: 'Sets the jpeg|png|tiff compression level from 0 to 100 (best).',
},
],
},
]
};
@ -442,6 +516,8 @@ export class EditImage implements INodeType {
const operation = this.getNodeParameter('operation', 0) as string;
const dataPropertyName = this.getNodeParameter('dataPropertyName') as string;
const options = this.getNodeParameter('options', {}) as IDataObject;
// TODO: Later should make so that it sends directly a valid buffer and the buffer.from stuff is not needed anymore
if (item.binary === undefined) {
return item;
@ -550,6 +626,24 @@ export class EditImage implements INodeType {
Object.assign(newItem.binary, item.binary);
}
if (options.quality !== undefined) {
gmInstance = gmInstance.quality(options.quality as number);
}
if (options.format !== undefined) {
gmInstance = gmInstance.setFormat(options.format as string);
newItem.binary![dataPropertyName as string].fileExtension = options.format as string;
newItem.binary![dataPropertyName as string].mimeType = `image/${options.format}`;
const fileName = newItem.binary![dataPropertyName as string].fileName;
if (fileName && fileName.includes('.')) {
newItem.binary![dataPropertyName as string].fileName = fileName.split('.').slice(0, -1).join('.') + '.' + options.format;
}
}
if (options.fileName !== undefined) {
newItem.binary![dataPropertyName as string].fileName = options.fileName as string;
}
return new Promise<INodeExecutionData>((resolve, reject) => {
gmInstance
.toBuffer((error: Error | null, buffer: Buffer) => {