1. Offline speech synthesis service

Problem description: What mobile phone platforms are supported by the offline speech synthesis service in Huawei Machine Learning Service?Does it support Xiaomi, oppo, vivo and other models?

Answer: At present, the offline speech synthesis service only supports Huawei and Honor mobile phones, and temporarily does not support Xiaomi, oppo, vivo and other models, as shown in the following figure:

For more information about offline speech synthesis services, please refer to the documents in the following links:

developer.huawei.com/consumer/cn/doc/development/hiai-Guides/on-device-text-to-speech-0000001058761998

2. Voice recognition service

Problem description: Error code 12203 will be returned when Huawei voice recognition and Android AudioRecord are enabled at the same time. What is the reason?

Answer: If the error code returned by the voice recognition service in Huawei Machine Learning Service is 12203, it means that there is an abnormal microphone problem, and you need to check whether the microphone isis occupied, as shown in the following figure:

The error code details are shown in the link below:

developer.huawei.com/consumer/en/doc/development/hiai-References/mlsdksounddect-errorcode-0000001058479006

For more information about voice recognition services, please refer to the documentation at the following link:

developer.huawei.com/consumer/cn/doc/development/hiai-Guides/sound-detection-0000001055282786

3. Face recognition service

Question description: How are the face comparison and static live detection functions in the machine learning service charged?

Answer: Services such as face comparison and static live detection are in the free trial period. There are currently no charging plans, which can be used for free.

If the trial period is adjusted or before charging starts, Huawei Machine Learning Services will issue a billing adjustment announcement through official channels such as the Developer Alliance (at least 15 minutes in advance).days to update the documentation).

For more information on machine learning service pricing, please refer to the documentation at the following link:

developer.huawei.com/consumer/cn/doc/development/hiai-Guides/ml-service-billing-0000001051010023

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