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Raspberry Pi 用スパイカメラの制御項目メモ

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はじめに

別記事で紹介する8mmフィルムカメラのデジタル化に使用するため、Raspberry Pi スパイカメラの制御項目について調査した結果の覚書です。

ov5647

Raspberry Pi スパイカメラで使用されているカメラはイメージセンサにov5647が搭載されています。数種類のバージョンが発売されていますが、Raspberry Pi zero用の0.5㎜ピッチ22PINのフラットケーブルによるMIPI接続品にて確認しています。

スペック概要は次の通り。

センサー:1 / 4″
最大フレームレート:120fps QVGA
5 Mega Pixel: 2592*1944 15fps
感度: 600mV/lux.sec
消費電流: 3.3Vで max: 110mA

制御項目及び設定値

v4l2-ctl -L
User Controls
                     brightness 0x00980900 (int)    : min=0 max=100 step=1 default=50 value=50 flags=slider
                       contrast 0x00980901 (int)    : min=-100 max=100 step=1 default=0 value=0 flags=slider
                     saturation 0x00980902 (int)    : min=-100 max=100 step=1 default=0 value=0 flags=slider
                    red_balance 0x0098090e (int)    : min=1 max=7999 step=1 default=1000 value=1000 flags=slider
                   blue_balance 0x0098090f (int)    : min=1 max=7999 step=1 default=1000 value=1000 flags=slider
                horizontal_flip 0x00980914 (bool)   : default=0 value=0
                  vertical_flip 0x00980915 (bool)   : default=0 value=0
           power_line_frequency 0x00980918 (menu)   : min=0 max=3 default=1 value=1
                                0: Disabled
                                1: 50 Hz
                                2: 60 Hz
                                3: Auto
                      sharpness 0x0098091b (int)    : min=-100 max=100 step=1 default=0 value=0 flags=slider
                  color_effects 0x0098091f (menu)   : min=0 max=15 default=0 value=0
                                0: None
                                1: Black & White
                                2: Sepia
                                3: Negative
                                4: Emboss
                                5: Sketch
                                6: Sky Blue
                                7: Grass Green
                                8: Skin Whiten
                                9: Vivid
                                10: Aqua
                                11: Art Freeze
                                12: Silhouette
                                13: Solarization
                                14: Antique
                                15: Set Cb/Cr
                         rotate 0x00980922 (int)    : min=0 max=360 step=90 default=0 value=0 flags=modify-layout
             color_effects_cbcr 0x0098092a (int)    : min=0 max=65535 step=1 default=32896 value=32896
Codec Controls
             video_bitrate_mode 0x009909ce (menu)   : min=0 max=1 default=0 value=0 flags=update
                                0: Variable Bitrate
                                1: Constant Bitrate
                  video_bitrate 0x009909cf (int)    : min=25000 max=25000000 step=25000 default=10000000 value=10000000
         repeat_sequence_header 0x009909e2 (bool)   : default=0 value=0
                force_key_frame 0x009909e5 (button) : flags=write-only, execute-on-write
          h264_minimum_qp_value 0x00990a61 (int)    : min=0 max=51 step=1 default=0 value=0
          h264_maximum_qp_value 0x00990a62 (int)    : min=0 max=51 step=1 default=0 value=0
            h264_i_frame_period 0x00990a66 (int)    : min=0 max=2147483647 step=1 default=60 value=60
                     h264_level 0x00990a67 (menu)   : min=0 max=13 default=11 value=11
                                0: 1
                                1: 1b
                                2: 1.1
                                3: 1.2
                                4: 1.3
                                5: 2
                                6: 2.1
                                7: 2.2
                                8: 3
                                9: 3.1
                                10: 3.2
                                11: 4
                                12: 4.1
                                13: 4.2
                   h264_profile 0x00990a6b (menu)   : min=0 max=4 default=4 value=4
                                0: Baseline
                                1: Constrained Baseline
                                2: Main
                                4: High
Camera Controls
                  auto_exposure 0x009a0901 (menu)   : min=0 max=3 default=0 value=0
                                0: Auto Mode
                                1: Manual Mode
         exposure_time_absolute 0x009a0902 (int)    : min=1 max=10000 step=1 default=1000 value=1000
     exposure_dynamic_framerate 0x009a0903 (bool)   : default=0 value=0
             auto_exposure_bias 0x009a0913 (intmenu): min=0 max=24 default=12 value=12
                                0: -4000 (0xfffffffffffff060)
                                1: -3667 (0xfffffffffffff1ad)
                                2: -3333 (0xfffffffffffff2fb)
                                3: -3000 (0xfffffffffffff448)
                                4: -2667 (0xfffffffffffff595)
                                5: -2333 (0xfffffffffffff6e3)
                                6: -2000 (0xfffffffffffff830)
                                7: -1667 (0xfffffffffffff97d)
                                8: -1333 (0xfffffffffffffacb)
                                9: -1000 (0xfffffffffffffc18)
                                10: -667 (0xfffffffffffffd65)
                                11: -333 (0xfffffffffffffeb3)
                                12: 0 (0x0)
                                13: 333 (0x14d)
                                14: 667 (0x29b)
                                15: 1000 (0x3e8)
                                16: 1333 (0x535)
                                17: 1667 (0x683)
                                18: 2000 (0x7d0)
                                19: 2333 (0x91d)
                                20: 2667 (0xa6b)
                                21: 3000 (0xbb8)
                                22: 3333 (0xd05)
                                23: 3667 (0xe53)
                                24: 4000 (0xfa0)
      white_balance_auto_preset 0x009a0914 (menu)   : min=0 max=10 default=1 value=1
                                0: Manual
                                1: Auto
                                2: Incandescent
                                3: Fluorescent
                                4: Fluorescent H
                                5: Horizon
                                6: Daylight
                                7: Flash
                                8: Cloudy
                                9: Shade
                                10: Greyworld
            image_stabilization 0x009a0916 (bool)   : default=0 value=0
                iso_sensitivity 0x009a0917 (intmenu): min=0 max=4 default=0 value=0
                                0: 0 (0x0)
                                1: 100000 (0x186a0)
                                2: 200000 (0x30d40)
                                3: 400000 (0x61a80)
                                4: 800000 (0xc3500)
           iso_sensitivity_auto 0x009a0918 (menu)   : min=0 max=1 default=1 value=1
                                0: Manual
                                1: Auto
         exposure_metering_mode 0x009a0919 (menu)   : min=0 max=3 default=0 value=0
                                0: Average
                                1: Center Weighted
                                2: Spot
                                3: Matrix
                     scene_mode 0x009a091a (menu)   : min=0 max=13 default=0 value=0
                                0: None
                                8: Night
                                11: Sports
JPEG Compression Controls
            compression_quality 0x009d0903 (int)    : min=1 max=100 step=1 default=30 value=30

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