camera.getLivePreview
以指定的解析度傳回連續的影片串流
previewFormat
中的 [選項]。
這個指令應會傳回「Content-Type: multipart/x-mixed-replace;」(內容類型:多部分/x 混合取代;boundary="---osclivepreview---"".
這項指令已新增至 API 級別 2。
參數
結果
錯誤
- disabledCommand:指令目前已停用。
例如相機正在錄影
- INVALIDParameterName:輸入參數名稱是
則無法辨識。
指令 I/O |
指令輸入 |
none |
指令輸出 |
Continuous video stream. |
指令輸出 (錯誤) |
{ "error": { "code": "disabledCommand", "message": "Command is currently disabled." } } |
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上次更新時間:2024-08-21 (世界標準時間)。
[null,null,["上次更新時間:2024-08-21 (世界標準時間)。"],[[["Initiates a continuous video stream with the resolution set in previewFormat."],["Returns a multipart video stream separated by boundary \"---osclivepreview---\"."],["This command is only available for API level 2 and above."],["Potential errors include disabledCommand if the camera is busy and invalidParameterName for incorrect input."]]],["The command initiates a continuous video stream at the resolution defined by `previewFormat`. The stream is a multipart/x-mixed-replace type, using \"---osclivepreview---\" as a boundary separator. It accepts no parameters. The output is a continuous video stream with frames separated by the boundary. Errors include \"disabledCommand\" (e.g., when the camera is recording) and \"invalidParameterName\". This command was introduced in API level 2.\n"]]