def to_base64(self, w=32, h=32):
"""Return icon as base64 to make it work with html"""
pix = self.pixmap(w, h)
data = QByteArray()
buff = QBuffer(data)
pix.save(buff, "PNG")
return data.toBase64().data().decode()
def encode_image(image: QImage) -> str:
image_bytes = QByteArray()
buffer = QBuffer(image_bytes)
buffer.open(QIODevice.WriteOnly)
# writes pixmap into bytes in PNG format
image.save(buffer, "PNG") # type: ignore
encoded_bytes = image_bytes.toBase64()
codec = QTextCodec.codecForName(b"UTF-8")
encoded_string = codec.toUnicode(encoded_bytes)
return encoded_string
def QImageToBase64(image: QImage,
format: str = "jpeg",
width: int = 1080,
with_header: bool = True) -> str:
byte_array = QByteArray()
buffer = QBuffer(byte_array)
image.scaledToWidth(width).save(buffer, format)
result = ""
if with_header:
result += "data:image/%s;base64," % format
result += str(byte_array.toBase64())[2:-1]
return result
def prepareRequest(self):
request = QNetworkRequest()
request.setUrl(self.urlServer)
request.setRawHeader(QByteArray(b"content-type"),
QByteArray(b"application/json"))
request.setRawHeader(QByteArray(b"charset"), QByteArray(b"utf-8"))
if self.mpid != "open@":
tokenStr = self.usuario + ":" + str(int(
self.token[0])) + ":" + str(
self.token[1]) if self.token != [] else ""
tokenByte = QByteArray(tokenStr.encode())
tokenByteComplete = QByteArray(b"Session ") + tokenByte.toBase64()
request.setRawHeader(QByteArray(b"authorization"),
tokenByteComplete)
return request