This topic provides an example on how to use ApsaraVideo Media Processing (MPS) SDK for Python V2.0 to create a media workflow.
Sample code
import os
import sys
from typing import List
from alibabacloud_mts20140618.client import Client as Mts20140618Client
from alibabacloud_tea_openapi import models as open_api_models
from alibabacloud_mts20140618 import models as mts_20140618_models
from alibabacloud_tea_util import models as util_models
from alibabacloud_tea_util.client import Client as UtilClient
class Sample:
def __init__(self):
pass
@staticmethod
def create_client() -> Mts20140618Client:
"""
Use your AccessKey ID and AccessKey secret to initialize a client.
@return: Client
@throws Exception
"""
config = open_api_models.Config(
# Required. Make sure that the ALIBABA_CLOUD_ACCESS_KEY_ID environment variable is configured. ,
access_key_id=os.environ['ALIBABA_CLOUD_ACCESS_KEY_ID'],
# Required. Make sure that the ALIBABA_CLOUD_ACCESS_KEY_SECRET environment variable is configured. ,
access_key_secret=os.environ['ALIBABA_CLOUD_ACCESS_KEY_SECRET']
)
config.endpoint = f'mts.cn-hangzhou.aliyuncs.com'
return Mts20140618Client(config)
@staticmethod
def main(
args: List[str],
) -> None:
client = Sample.create_client()
add_media_workflow_request = mts_20140618_models.AddMediaWorkflowRequest(
# The name of the media workflow.
name='mediaworkflow-example',
# The topology of the media workflow.
topology='{"Activities": {"mediaworkflow-example": {"Parameters": {"Outputs": "[{\"OutputObject\":\"examplebucket/output/{RunId}/TRANSCODE_165941222****/{FileName}\",\"TemplateId\":\"S00000001-200010\",\"TemplateName\":\"MP4-Low definition\"}]","OutputBucket": "examplebucket","OutputLocation": "oss-cn-shanghai"},"Type": "Transcode"},"Act-Start": {"Parameters": {"PipelineId": "a7d481f07d8c45da88c71853ce7d****","InputFile": "{\"Bucket\":\"example-input\",\"Location\":\"oss-cn-shanghai\",\"ObjectPrefix\":\"mps-test/input/\"}"},"Type": "Start"},"Act-Report": {"Parameters": {"PublishType": "Manual"},"Type": "Report"}},"Dependencies": {"mediaworkflow-example": ["Act-Report"],"Act-Start": ["mediaworkflow-example"],"Act-Report": []}}',
# The trigger mode.
trigger_mode='OssAutoTrigger'
)
runtime = util_models.RuntimeOptions()
try:
# Write your own code to display the response of the API operation if necessary.
client.add_media_workflow_with_options(add_media_workflow_request, runtime)
except Exception as error:
# Handle exceptions with caution in actual business scenarios and never ignore exceptions in your project. In this example, error messages are displayed for reference only.
# The error message.
print(error.message)
# The URL of the corresponding error diagnostics page.
print(error.data.get("Recommend"))
UtilClient.assert_as_string(error.message)
@staticmethod
async def main_async(
args: List[str],
) -> None:
client = Sample.create_client()
add_media_workflow_request = mts_20140618_models.AddMediaWorkflowRequest(
# The name of the media workflow.
name='mediaworkflow-example',
# The topology of the media workflow.
topology='{"Activities": {"mediaworkflow-example": {"Parameters": {"Outputs": "[{\"OutputObject\":\"examplebucket/output/{RunId}/TRANSCODE_165941222****/{FileName}\",\"TemplateId\":\"S00000001-200010\",\"TemplateName\":\"MP4-Low definition\"}]","OutputBucket": "examplebucket","OutputLocation": "oss-cn-shanghai"},"Type": "Transcode"},"Act-Start": {"Parameters": {"PipelineId": "a7d481f07d8c45da88c71853ce7d****","InputFile": "{\"Bucket\":\"example-input\",\"Location\":\"oss-cn-shanghai\",\"ObjectPrefix\":\"mps-test/input/\"}"},"Type": "Start"},"Act-Report": {"Parameters": {"PublishType": "Manual"},"Type": "Report"}},"Dependencies": {"mediaworkflow-example": ["Act-Report"],"Act-Start": ["mediaworkflow-example"],"Act-Report": []}}',
# The trigger mode.
trigger_mode='OssAutoTrigger'
)
runtime = util_models.RuntimeOptions()
try:
# Write your own code to display the response of the API operation if necessary.
await client.add_media_workflow_with_options_async(add_media_workflow_request, runtime)
except Exception as error:
# Handle exceptions with caution in actual business scenarios and never ignore exceptions in your project. In this example, error messages are displayed for reference only.
# The error message.
print(error.message)
# The URL of the corresponding error diagnostics page.
print(error.data.get("Recommend"))
UtilClient.assert_as_string(error.message)
if __name__ == '__main__':
Sample.main(sys.argv[1:])