General OCR
Last Updated：2021-12-08
Feature Description
The user requests the service to recognize all texts in an image.
Request parameters
| Parameters | Required? | Type | Optional Range Value | Description |
|---|---|---|---|---|
| language_type | No | string | CHN_ENG, ENG, POR, FRE, GER, ITA, SPA, RUS, JAP, KOR | Recognition language type, CHN_ENG by default. The optional values include: - CHN_ENG: Mixed Chinese and English; - ENG: English; - POR: Portuguese; - FRE: French; - GER: German; - ITA: Italian; - SPA: Spanish; - RUS: Russian; - JAP: Japanese;- KOR: Korean |
| detect_direction | No | boolean | true, false | Whether to detect the image orientation? It is not detected by default, i.e., false. The orientation means that the input image is in the normal direction and rotates by 90°/ 180°/270° counterclockwise. The optional values include: -true: Check the direction; - false: Do not check the direction. |
| detect_language | No | string | true, false | Is the language detected? It is not detected by default. At present, Chinese, English, Japanese, and Korean are supported. |
| probability | No | string | true, false | Whether to return the confidence level of each row in recognition results. |
Return Parameter
| Field | Required? | Type | Description |
|---|---|---|---|
| direction | No | int32 | Image direction. It exists when detect_direction=true. - -1: Undefined; - 0: Forward direction; - 1: 90° counterclockwise ; - 2: 180°counterclockwise; - 3: 270°counterclockwise |
| log_id | Yes | uint64 | The unique log ID, which is used to locate the problem. |
| words_result | Yes | array() | Identification results array |
| words_result_num | Yes | uint32 | Number of recognition results, which indicates the number of elements in words_result. |
| +words | No | string | Recognition results string |
| probability | No | object | Confidence value of each row in recognition results, including average: average value of row confidence levels, variance: variance of row confidence levels, and min: minimum value of row confidence levels. |
Return Example
{
"log_id": 2471272194,
"words_result_num": 2,
"words_result":
[
{"words": " TSINGTAO"},
{"words": "Tsingtao Beer"}
]
}