/// <summary>
/// Populate the camera result settings.
/// </summary>
/// <param name="prepareHandle">A pointer to the camera prepare handle.</param>
/// <returns>
/// MLResult.Result will be <c>MLResult.Code.Ok</c> if completed successfully.
/// MLResult.Result will be <c>MLResult.Code.UnspecifiedFailure</c> if failed due to internal error.
/// MLResult.Result will be <c>MLResult.Code.InvalidParam</c> if an invalid parameter was provided.
/// MLResult.Result will be <c>MLResult.Code.PrivilegeDenied</c> if a required permission is missing.
/// </returns>
internal MLResult.Code PopulateSettings(ulong prepareHandle)
{
MLResult.Code resultCode = MLResult.Code.Ok;
MLCamera.MetadataColorCorrectionMode colorCorrectionMode = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionModeResultMetadata(prepareHandle, ref colorCorrectionMode);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get color correction mode for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ColorCorrectionMode = colorCorrectionMode;
MLCameraNativeBindings.MLCameraMetadataRationalNative[] colorCorrectionTransform = new MLCameraNativeBindings.MLCameraMetadataRationalNative[9];
resultCode = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionTransformResultMetadata(prepareHandle, colorCorrectionTransform);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get color correction transform matrix for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ColorCorrectionTransform = new MLCamera.ColorCorrectionTransform(
colorCorrectionTransform[0].ToFloat(),
colorCorrectionTransform[1].ToFloat(),
colorCorrectionTransform[2].ToFloat(),
colorCorrectionTransform[3].ToFloat(),
colorCorrectionTransform[4].ToFloat(),
colorCorrectionTransform[5].ToFloat(),
colorCorrectionTransform[6].ToFloat(),
colorCorrectionTransform[7].ToFloat(),
colorCorrectionTransform[8].ToFloat());
MLCamera.MetadataColorCorrectionAberrationMode colorCorrectionAberrationMode = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionAberrationModeResultMetadata(prepareHandle, ref colorCorrectionAberrationMode);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get color correction aberration mode for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ColorCorrectionAberrationMode = colorCorrectionAberrationMode;
float[] colorCorrectionGains = new float[4];
resultCode = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionGainsResultMetadata(prepareHandle, colorCorrectionGains);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get color correction gains for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
// The order of this, red, greenEven, greenOdd, blue, was taken from the android developer site for the color corrections gain vector
// https://developer.android.com/reference/android/hardware/camera2/params/RggbChannelVector
this.ColorCorrectionGains = new MLCamera.ColorCorrectionGains(colorCorrectionGains[0], colorCorrectionGains[1], colorCorrectionGains[2], colorCorrectionGains[3]);
MLCamera.MetadataControlAEAntibandingMode controlAEAntiBandingMode = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAEAntibandingModeResultMetadata(prepareHandle, ref controlAEAntiBandingMode);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AE antibanding mode for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAEAntibandingMode = controlAEAntiBandingMode;
int controlAEExposureCompensation = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAEExposureCompensationResultMetadata(prepareHandle, ref controlAEExposureCompensation);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AE exposure compensation for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.AEExposureCompensation = controlAEExposureCompensation;
MLCamera.MetadataControlAELock controlAELock = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAELockResultMetadata(prepareHandle, ref controlAELock);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AE lock for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAELock = controlAELock;
MLCamera.MetadataControlAEMode controlAEMode = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAEModeResultMetadata(prepareHandle, ref controlAEMode);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control ae mode for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAEMode = controlAEMode;
int[] controlAETargetFPSRangeArray = new int[2];
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAETargetFPSRangeResultMetadata(prepareHandle, controlAETargetFPSRangeArray);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AE target fps for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAETargetFPSRange = new MLCamera.ControlAETargetFPSRange(controlAETargetFPSRangeArray[0], controlAETargetFPSRangeArray[1]);
MLCamera.MetadataControlAEState controlAEState = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAEStateResultMetadata(prepareHandle, ref controlAEState);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AE state for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAEState = controlAEState;
MLCamera.MetadataControlAWBLock controlAWBLock = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAWBLockResultMetadata(prepareHandle, ref controlAWBLock);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AWB lock for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAWBLock = controlAWBLock;
MLCamera.MetadataControlAWBState controlAWBState = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetControlAWBStateResultMetadata(prepareHandle, ref controlAWBState);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get control AWB state for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ControlAWBState = controlAWBState;
long sensorExposureTime = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetSensorExposureTimeResultMetadata(prepareHandle, ref sensorExposureTime);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get sensor exposure time for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.SensorExposureTime = sensorExposureTime;
int sensorySensitivity = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetSensorSensitivityResultMetadata(prepareHandle, ref sensorySensitivity);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get sensor sensitivity for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.SensorSensitivity = sensorySensitivity;
long sensorTimestamp = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetSensorTimestampResultMetadata(prepareHandle, ref sensorTimestamp);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get sensor time stamp for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.SensorTimestamp = sensorTimestamp;
int[] scalerCropRegionArray = new int[4];
resultCode = MLCameraNativeBindings.MLCameraMetadataGetScalerCropRegionResultMetadata(prepareHandle, scalerCropRegionArray);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get scaler crop region for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.ScalerCropRegion = new MLCamera.ScalerCropRegion(scalerCropRegionArray[0], scalerCropRegionArray[1], scalerCropRegionArray[2], scalerCropRegionArray[3]);
long sensorFrameDuration = 0;
resultCode = MLCameraNativeBindings.MLCameraMetadataGetSensorFrameDurationResultMetadata(prepareHandle, ref sensorFrameDuration);
if (!MLResult.IsOK(resultCode))
{
MLPluginLog.ErrorFormat("MLCamera.ResultSettings.PopulateSettings failed to get sensor frame duration for prepare handle {0}. Reason: {1}", prepareHandle, resultCode);
return(resultCode);
}
this.SensorFrameDuration = sensorFrameDuration;
return(resultCode);
}