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@ -4383,8 +4383,8 @@ typedef enum acamera_metadata_tag {
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ACAMERA_SENSOR_AVAILABLE_TEST_PATTERN_MODES = // int32[n]
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ACAMERA_SENSOR_START + 25,
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/**
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* <p>Duration between the start of first row exposure
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* and the start of last row exposure.</p>
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* <p>Duration between the start of exposure for the first row of the image sensor,
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* and the start of exposure for one past the last row of the image sensor.</p>
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*
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* <p>Type: int64</p>
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*
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@ -4393,12 +4393,22 @@ typedef enum acamera_metadata_tag {
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* <li>ACameraMetadata from ACameraCaptureSession_captureCallback_result callbacks</li>
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* </ul></p>
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*
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* <p>This is the exposure time skew between the first and last
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* row exposure start times. The first row and the last row are
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* the first and last rows inside of the
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* <p>This is the exposure time skew between the first and <code>(last+1)</code> row exposure start times. The
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* first row and the last row are the first and last rows inside of the
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* ACAMERA_SENSOR_INFO_ACTIVE_ARRAY_SIZE.</p>
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* <p>For typical camera sensors that use rolling shutters, this is also equivalent
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* to the frame readout time.</p>
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* <p>For typical camera sensors that use rolling shutters, this is also equivalent to the frame
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* readout time.</p>
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* <p>If the image sensor is operating in a binned or cropped mode due to the current output
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* target resolutions, it's possible this skew is reported to be larger than the exposure
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* time, for example, since it is based on the full array even if a partial array is read
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* out. Be sure to scale the number to cover the section of the sensor actually being used
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* for the outputs you care about. So if your output covers N rows of the active array of
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* height H, scale this value by N/H to get the total skew for that viewport.</p>
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* <p><em>Note:</em> Prior to Android 11, this field was described as measuring duration from
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* first to last row of the image sensor, which is not equal to the frame readout time for a
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* rolling shutter sensor. Implementations generally reported the latter value, so to resolve
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* the inconsistency, the description has been updated to range from (first, last+1) row
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* exposure start, instead.</p>
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*
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* @see ACAMERA_SENSOR_INFO_ACTIVE_ARRAY_SIZE
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*/
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