diff --git a/camera/ndk/include/camera/NdkCameraDevice.h b/camera/ndk/include/camera/NdkCameraDevice.h index bc544e3034..1537bdef15 100644 --- a/camera/ndk/include/camera/NdkCameraDevice.h +++ b/camera/ndk/include/camera/NdkCameraDevice.h @@ -657,6 +657,14 @@ camera_status_t ACaptureSessionOutputContainer_remove( * target combinations with sizes outside of these guarantees, but this can only be tested for * by attempting to create a session with such targets.

* + *

Exception on 176x144 (QCIF) resolution: + * Camera devices usually have a fixed capability for downscaling from larger resolution to + * smaller, and the QCIF resolution sometimes cannot be fully supported due to this + * limitation on devices with high-resolution image sensors. Therefore, trying to configure a + * QCIF resolution stream together with any other stream larger than 1920x1080 resolution + * (either width or height) might not be supported, and capture session creation will fail if it + * is not.

+ * * @param device the camera device of interest. * @param outputs the {@link ACaptureSessionOutputContainer} describes all output streams. * @param callbacks the {@link ACameraCaptureSession_stateCallbacks capture session state callbacks}. diff --git a/camera/ndk/include/camera/NdkCameraMetadataTags.h b/camera/ndk/include/camera/NdkCameraMetadataTags.h index 99b613e1f3..320e7b3119 100644 --- a/camera/ndk/include/camera/NdkCameraMetadataTags.h +++ b/camera/ndk/include/camera/NdkCameraMetadataTags.h @@ -3197,6 +3197,12 @@ typedef enum acamera_metadata_tag { * IMPLEMENTATION_DEFINED | same as YUV_420_888 | Any |

*

Refer to ACAMERA_REQUEST_AVAILABLE_CAPABILITIES for additional * mandatory stream configurations on a per-capability basis.

+ *

Exception on 176x144 (QCIF) resolution: camera devices usually have a fixed capability for + * downscaling from larger resolution to smaller, and the QCIF resolution sometimes is not + * fully supported due to this limitation on devices with high-resolution image sensors. + * Therefore, trying to configure a QCIF resolution stream together with any other + * stream larger than 1920x1080 resolution (either width or height) might not be supported, + * and capture session creation will fail if it is not.

* * @see ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL * @see ACAMERA_REQUEST_AVAILABLE_CAPABILITIES @@ -5306,7 +5312,7 @@ typedef enum acamera_metadata_tag { *
  • LEVEL_3 devices additionally support YUV reprocessing and RAW image capture, along * with additional output stream configurations.
  • *
  • EXTERNAL devices are similar to LIMITED devices with exceptions like some sensor or - * lens information not reorted or less stable framerates.
  • + * lens information not reported or less stable framerates. * *

    See the individual level enums for full descriptions of the supported capabilities. The * ACAMERA_REQUEST_AVAILABLE_CAPABILITIES entry describes the device's capabilities at a