第35讲 AE手动曝光实战 - Android Camera2 API

2024年10月26日第35讲 AE手动曝光实战极客笔记

本讲是Android Camera专题系列的第35讲，我们介绍Android Camera2 API专题的AE手动曝光实战。

更多资源：

资源	描述
在线课程	极客笔记在线课程
知识星球	星球名称：深入浅出Android Camera 星球ID: 17296815
Wechat	极客笔记圈

GeekCamera2 手动调整ISO

UI Setup

MainActivity#cameraSetup
  |--> final SeekBar iso_seek_bar = findViewById(R.id.iso_seekbar);
  |--> iso_seek_bar.setOnSeekBarChangeListener(null);
  |--> iso_seek_bar.setOnSeekBarChangeListener(new OnSeekBarChangeListener()

UI调整ISO流程

MainActivity#iso_seek_bar#onProgressChanged
  |--> Preview#setISO
    |--> CameraController2#setISO
      |--> CameraSetting#setAEMode
          |--> CaptureRequest.CONTROL_AE_MODE to OFF
          |--> CaptureRequest.SENSOR_SENSITIVITY to iso
          |--> CaptureRequest.SENSOR_EXPOSURE_TIME to exp_time
          |--> CaptureRequest.SENSOR_FRAME_DURATION to sensor_frame_duration

GeekCamera2 手动调整曝光时间

UI Setup

MainActivity#cameraSetup
  |--> final SeekBar exposure_time_seek_bar = findViewById(R.id.exposure_time_seekbar);
  |--> exposure_time_seek_bar.setOnSeekBarChangeListener(null);
  |--> exposure_time_seek_bar.setOnSeekBarChangeListener(new OnSeekBarChangeListener

UI 调整曝光时间

MainActivity#exposure_time_seek_bar#onProgressChanged
  |--> Preview#setExposureTime
    |--> CameraController2#setExposureTime
      |--> CameraSetting#setAEMode
        |--> CaptureRequest.CONTROL_AE_MODE to OFF
        |--> CaptureRequest.SENSOR_SENSITIVITY to iso
        |--> CaptureRequest.SENSOR_EXPOSURE_TIME to exp_time
        |--> CaptureRequest.SENSOR_FRAME_DURATION to sensor_frame_duration

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