盲水印

def ci_put_object_from_local_file(self, Bucket, LocalFilePath, Key, EnableMD5=False, **kwargs)

# 添加盲水印
watermark_url = 'http://{bucket}.cos.{region}.myqcloud.com/watermark.png'.format(bucket='examplebucket-1250000000', region=region)
watermark_url_base64 = bytes.decode(base64.b64encode(str.encode(watermark_url)))
print(watermark_url_base64)
response, data = client.ci_put_object_from_local_file(
    Bucket='examplebucket-1250000000',
    LocalFilePath='sample.png',
    Key="sample.png",
    # pic operation json struct
    PicOperations='{"is_pic_info":1,"rules":[{"fileid": "format.png","rule": "watermark/3/type/1/image/' +
                  watermark_url_base64 + '" }]}'
)
print(response)
print(data)

# 提取盲水印
sample_url = 'http://{bucket}.cos.{region}.myqcloud.com/sample.png'.format(bucket='examplebucket-1250000000', region=region)
sample_url_base64 = bytes.decode(base64.b64encode(str.encode(sample_url)))
response, data = client.ci_put_object_from_local_file(
    Bucket='examplebucket-1250000000',
    LocalFilePath='format.png',
    Key="format.png",
    # pic operation json struct
    PicOperations='{"is_pic_info":1,"rules":[{"fileid": "watermark.png","rule": "watermark/4/type/1/image/' +
                  sample_url_base64 + '" }]}'
)
print(response)
print(data)

def ci_get_object(self, Bucket, Key, DestImagePath, Rule, **kwargs)

# 添加盲水印
watermark_url = 'http://{bucket}.cos.{region}.myqcloud.com/watermark.png'.format(bucket='examplebucket-1250000000', region=region)
watermark_url_base64 = bytes.decode(base64.b64encode(str.encode(watermark_url)))
print(watermark_url_base64)
def when_download_object(dest_file, key, rule):
    response = client.ci_get_object(
        Bucket=bucket_name,
        Key=key,
        DestImagePath=dest_file,
        # pic operation json struct
        Rule=rule
    )
    print(response['x-cos-request-id'])

def add_blind_watermark_when_download_object():
    rule = 'watermark/3/type/1/image/' + watermark_url_base64
    when_download_object('local.png', 'format.png', rule)

def ci_image_process(self, Bucket, Key, **kwargs)

watermark_url = 'http://{bucket}.cos.{region}.myqcloud.com/watermark.png'.format(bucket='examplebucket-1250000000', region=region)
watermark_url_base64 = bytes.decode(base64.b64encode(str.encode(watermark_url)))
print(watermark_url_base64)
def process_on_cloud(key, pic_operations):
    response, data = client.ci_image_process(
        Bucket=bucket_name,
        Key=key,
        # pic operation json struct
        PicOperations=pic_operations
    )
    print(response['x-cos-request-id'])
    print(data)
# 添加盲水印
def add_blind_watermark_process_on_cloud():
    operations = '{"is_pic_info":1,"rules":[{"fileid": "format.png",' \\
                 '"rule": "watermark/3/type/1/image/' \\
                 + watermark_url_base64 + '" }]}'
    process_on_cloud('format.png', operations)

# 提取盲水印
sample_url = 'http://{bucket}.cos.{region}.myqcloud.com/sample.png'.format(bucket='examplebucket-1250000000', region=region)
sample_url_base64 = bytes.decode(base64.b64encode(str.encode(sample_url)))
def get_blind_watermark_process_on_cloud():
    print(sample_url_base64)
    operations = '{"is_pic_info":1,"rules":[{"fileid": "sample.png",' \\
                 '"rule": "watermark/4/type/1/image/' \\
                 + sample_url_base64 + '" }]}'
    process_on_cloud('format.png', operations)