Properties:
Duration: 0:01:12.100000000
Seekable: yes
Live: no
Tags:
video codec: H.264 / AVC
container-specific-track-id: 1
bitrate: 286767
datetime: 2023-08-27T00:21:51Z
container format: ISO MP4/M4A
container #0: video/quicktime, variant=(string)iso
Tags:
datetime: 2023-08-27T00:21:51Z
container format: ISO MP4/M4A
video #1: video/x-h264, stream-format=(string)avc, alignment=(string)au, level=(string)4.2, profile=(string)constrained-baseline, codec_data=(buffer)0142402affe1001b2742402a95a01a80a1e693011000000300100000030288da1c32a001000428ce3c80, width=(int)1686, height=(int)1274, pixel-aspect-ratio=(fraction)1/1, framerate=(fraction)20/1, coded-picture-structure=(string)frame, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true
Tags:
video codec: H.264 / AVC
container-specific-track-id: 1
bitrate: 286767
Codec:
video/x-h264, stream-format=(string)avc, alignment=(string)au, level=(string)4.2, profile=(string)constrained-baseline, codec_data=(buffer)0142402affe1001b2742402a95a01a80a1e693011000000300100000030288da1c32a001000428ce3c80, width=(int)1686, height=(int)1274, pixel-aspect-ratio=(fraction)1/1, framerate=(fraction)20/1, coded-picture-structure=(string)frame, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true
Stream ID: 300fa2d73257adb55ba1f7b66d59e5f3a02d95809b27cad83b8aeee34ca206d7/001
Width: 1686
Height: 1274
Depth: 24
Frame rate: 20/1
Pixel aspect ratio: 1/1
Interlaced: false
Bitrate: 286767
Max bitrate: 0
Properties:
Duration: 0:00:08.541000000
Seekable: yes
Live: no
Tags:
audio codec: MPEG-4 AAC audio
maximum bitrate: 64000
bitrate: 64000
language code: en
container-specific-track-id: 1
datetime: 2018-06-14T03:53:44Z
QT atom: buffer of 33 bytes
container format: ISO MP4/M4A
video codec: H.264 / AVC
container #0: video/quicktime, variant=(string)iso
Tags:
datetime: 2018-06-14T03:53:44Z
QT atom: buffer of 33 bytes
container format: ISO MP4/M4A
audio #1: audio/mpeg, mpegversion=(int)4, framed=(boolean)true, stream-format=(string)raw, level=(string)2, base-profile=(string)lc, profile=(string)lc, codec_data=(buffer)1208, rate=(int)44100, channels=(int)1
Tags:
audio codec: MPEG-4 AAC audio
maximum bitrate: 64000
bitrate: 64000
language code: en
container-specific-track-id: 1
Codec:
audio/mpeg, mpegversion=(int)4, framed=(boolean)true, stream-format=(string)raw, level=(string)2, base-profile=(string)lc, profile=(string)lc, codec_data=(buffer)1208, rate=(int)44100, channels=(int)1
Stream ID: ce71f7e55d3b89b717642b27ff2725345d4ecdc789036440d8e659aa9c8e39d0/001
Language: en
Channels: 1 (unknown layout)
Sample rate: 44100
Depth: 32
Bitrate: 64000
Max bitrate: 64000
video #2: video/x-h264, stream-format=(string)avc, alignment=(string)au, level=(string)4, profile=(string)baseline, codec_data=(buffer)01428028ffe1001267428028da01100f1e5e520a0c0c0da1426a01000468ce06e2, width=(int)1080, height=(int)1920, pixel-aspect-ratio=(fraction)1/1, colorimetry=(string)bt709, framerate=(fraction)0/1, coded-picture-structure=(string)frame, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true
Tags:
video codec: H.264 / AVC
language code: en
container-specific-track-id: 2
bitrate: 13165685
Codec:
video/x-h264, stream-format=(string)avc, alignment=(string)au, level=(string)4, profile=(string)baseline, codec_data=(buffer)01428028ffe1001267428028da01100f1e5e520a0c0c0da1426a01000468ce06e2, width=(int)1080, height=(int)1920, pixel-aspect-ratio=(fraction)1/1, colorimetry=(string)bt709, framerate=(fraction)0/1, coded-picture-structure=(string)frame, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true
Stream ID: ce71f7e55d3b89b717642b27ff2725345d4ecdc789036440d8e659aa9c8e39d0/002
Width: 1080
Height: 1920
Depth: 24
Frame rate: 0/1
Pixel aspect ratio: 1/1
Interlaced: false
Bitrate: 13165685
Max bitrate: 0
需求如下：
问了 chatgpt 也没问出个所以然来，谷歌也没搜到正确的答案。
