ffprobe vs mediainfo

みなさんは、どっちを使っていますか。


❯ ffprobe movie.mov
[aac @ 0x7fa2d9f05f40] Assuming an incorrectly encoded 7.1 channel layout instead of a spec-compliant 7.1(wide) layout, use -strict 1 to decode according to the specification instead.
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'movie.mov':
  Metadata:
    major_brand     : qt
    minor_version   : 0
    compatible_brands: qt
    creation_time   : 2023-01-12T09:51:58.000000Z
    com.apple.quicktime.make: Apple
    com.apple.quicktime.model: iMac19,1
    com.apple.quicktime.software: macOS 13.1 (22C65)
    com.apple.quicktime.creationdate: 2023-01-12T18:51:56+0900
  Duration: 00:00:03.05, start: 0.000000, bitrate: 998 kb/s
  Stream #0:0[0x1](und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 1280x720 [SAR 1:1 DAR 16:9], 627 kb/s, 60 fps, 60 tbr, 6k tbn (default)
    Metadata:
      creation_time   : 2023-01-12T09:51:58.000000Z
      handler_name    : Core Media Video
      vendor_id       : [0][0][0][0]
      encoder         : H.264
  Stream #0:1[0x2](und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, 7.1, fltp, 8 kb/s (default)
    Metadata:
      creation_time   : 2023-01-12T09:51:58.000000Z
      handler_name    : Core Media Audio
      vendor_id       : [0][0][0][0]
[aac @ 0x7fa2db00f3c0] Assuming an incorrectly encoded 7.1 channel layout instead of a spec-compliant 7.1(wide) layout, use -strict 1 to decode according to the specification instead.


❯ mediainfo movie.mov
General
Complete name                            : movie.mov
Format                                   : MPEG-4
Format profile                           : QuickTime
Codec ID                                 : qt   0000.00 (qt  )
File size                                : 372 KiB
Duration                                 : 3 s 50 ms
Overall bit rate mode                    : Variable
Overall bit rate                         : 998 kb/s
Encoded date                             : UTC 2023-01-12 09:51:58
Tagged date                              : UTC 2023-01-12 09:52:01
Writing library                          : Apple QuickTime
com.apple.quicktime.make                 : Apple
com.apple.quicktime.model                : iMac19,1
com.apple.quicktime.software             : macOS 13.1 (22C65)
com.apple.quicktime.creationdate         : 2023-01-12T18:51:56+0900

Video
ID                                       : 1
Format                                   : AVC
Format/Info                              : Advanced Video Codec
Format profile                           : Main@L3.2
Format settings                          : CABAC / 2 Ref Frames
Format settings, CABAC                   : Yes
Format settings, Reference frames        : 2 frames
Format settings, GOP                     : M=2, N=60
Codec ID                                 : avc1
Codec ID/Info                            : Advanced Video Coding
Duration                                 : 3 s 50 ms
Source duration                          : 4 s 50 ms
Bit rate mode                            : Variable
Bit rate                                 : 663 kb/s
Maximum bit rate                         : 768 kb/s
Width                                    : 1 280 pixels
Height                                   : 720 pixels
Display aspect ratio                     : 16:9
Frame rate mode                          : Constant
Frame rate                               : 60.000 FPS
Color space                              : YUV
Chroma subsampling                       : 4:2:0
Bit depth                                : 8 bits
Scan type                                : Progressive
Bits/(Pixel*Frame)                       : 0.012
Stream size                              : 247 KiB (66%)
Source stream size                       : 310 KiB (83%)
Title                                    : Core Media Video
Encoded date                             : UTC 2023-01-12 09:51:58
Tagged date                              : UTC 2023-01-12 09:52:01
Color range                              : Limited
Color primaries                          : BT.709
Transfer characteristics                 : BT.709
Matrix coefficients                      : BT.709
Codec configuration box                  : avcC

Audio
ID                                       : 2
Format                                   : AAC LC
Format/Info                              : Advanced Audio Codec Low Complexity
Codec ID                                 : mp4a-40-2
Duration                                 : 3 s 50 ms
Source duration                          : 3 s 971 ms
Bit rate mode                            : Constant
Bit rate                                 : 8 247 b/s
Nominal bit rate                         : 960 kb/s
Channel(s)                               : 8 channels
Channel layout                           : C L R Ls Rs Lw Rw LFE
Sampling rate                            : 44.1 kHz
Frame rate                               : 43.066 FPS (1024 SPF)
Compression mode                         : Lossy
Stream size                              : 3.07 KiB (1%)
Source stream size                       : 4.01 KiB (1%)
Title                                    : Core Media Audio
Encoded date                             : UTC 2023-01-12 09:51:58
Tagged date                              : UTC 2023-01-12 09:52:01

どっちがいいんですかね。

👉 FFmpeg/ffprobe.c at master · FFmpeg/FFmpeg