mirror of
https://github.com/wader/fq.git
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06245d1295
Rename buffer to binary. Still some work left what to call buffer/binary in decode code. Document decode value and binary type Fix proper unit padding for tobytes and add still undocumenated extra padding argument. Add some additional binary tests
324 lines
15 KiB
Plaintext
324 lines
15 KiB
Plaintext
$ fq -d mp3 '.headers[0].magic._bits[8:16] | hd' /test.mp3
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0| 44 | D |.: raw bits 0x1-0x1.7 (1)
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$ fq -d mp3 '.headers[0].magic._bits | [.[8:16], .[0:8]] | hd' /test.mp3
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|44 49| |DI| |.: raw bits 0x0-0x1.7 (2)
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$ fq -d mp3 '.headers[0].magic._bits | [.[8:16], .[0:8]] | tobits | hd' /test.mp3
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|44 49| |DI| |.: raw bits 0x0-0x1.7 (2)
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$ fq -d mp3 '.headers[0].magic._bits | [.[8:16], .[0:8]] | tobytes | hd' /test.mp3
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|44 49| |DI| |.: raw bits 0x0-0x1.7 (2)
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$ fq -n '"12" | tobytes | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|31 32| |12| |.: raw bits 0x0-0x1.7 (2)
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$ fq -n '"12" | tobits | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|31 32| |12| |.: raw bits 0x0-0x1.7 (2)
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$ fq -n '["12", "3"] | tobytes | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|31 32 33| |123| |.: raw bits 0x0-0x2.7 (3)
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$ fq -n '["12", "3"] | tobits | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|31 32 33| |123| |.: raw bits 0x0-0x2.7 (3)
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$ fq -n '[("11" | hex), ("22" | hex)] | tobits | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|11 22| |."| |.: raw bits 0x0-0x1.7 (2)
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# TODO: bug, hexdump uses io.Copy which is byte oritneted
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$ fq -n '[("12" | hex | .bits[4:]), ("34" | hex | .bits[0:4])] | tobits | hd'
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|23| |#| |.: raw bits 0x0-0x0.7 (1)
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$ fq -d mp3 '.frames[]._bits[0:12] | tonumber' /test.mp3
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4095
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4095
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4095
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$ fq -d mp3 '.headers[0].magic._bits[0:24] | tostring' /test.mp3
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"ID3"
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$ fq -d mp3 '.frames[0].padding | ("", "md5", "base64", "snippet") as $f | tovalue({bits_format: $f})' /test.mp3
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"<5>AAAAAAA="
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"ca9c491ac66b2c62500882e93f3719a8"
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"AAAAAAA="
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"<5>AAAAAAA="
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$ fq -d mp3 -i . /test.mp3
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mp3> [1, 2, 3] | tobytes
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|01 02 03| |...| |.: raw bits 0x0-0x2.7 (3)
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mp3> [1, 2, 3, [1, 2, 3]] | tobytes
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|01 02 03 01 02 03| |......| |.: raw bits 0x0-0x5.7 (6)
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mp3> [1, 2, 3, [1, 2, 3], .headers[0].magic] | tobytes
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|01 02 03 01 02 03 49 44 33| |......ID3| |.: raw bits 0x0-0x8.7 (9)
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mp3> [-1] | tobytes
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error: byte in binary list must be bytes (0-255) got -1
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mp3> [256] | tobytes
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error: byte in binary list must be bytes (0-255) got 256
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mp3> ^D
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$ fq -d mp3 -i . /test.mp3
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mp3> .frames[1] | tobits | ., .start, .stop, .size, .[4:17], (tobits, tobytes, tobitsrange, tobytesrange | ., .start, .stop, .size, .[4:17])
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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mp3> .frames[1] | tobytes | ., .start, .stop, .size, .[4:17], (tobits, tobytes, tobitsrange, tobytesrange | ., .start, .stop, .size, .[4:17])
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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mp3> .frames[1] | tobitsrange | ., .start, .stop, .size, .[4:17], (tobits, tobytes, tobitsrange, tobytesrange | ., .start, .stop, .size, .[4:17])
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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1816
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3480
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| ff fb 50 | ..P |.: raw bits 0xe3.4-0xe5 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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1816
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3480
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| ff fb 50 | ..P |.: raw bits 0xe3.4-0xe5 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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227
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435
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| 00 00 0a 2c 43 2e 55 94 80| ...,C.U..|.: raw bits 0xe7-0xf3.7 (13)
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0xf0|01 80 93 6b |...k |
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mp3> .frames[1] | tobytesrange | ., .start, .stop, .size, .[4:17], (tobits, tobytes, tobitsrange, tobytesrange | ., .start, .stop, .size, .[4:17])
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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227
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435
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| 00 00 0a 2c 43 2e 55 94 80| ...,C.U..|.: raw bits 0xe7-0xf3.7 (13)
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0xf0|01 80 93 6b |...k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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1664
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|ff fb 50 |..P |.: raw bits 0x0.4-0x2 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80 01 80 93|..P....,C.U.....|.: raw bits 0x0-0xcf.7 (208)
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* |until 0xcf.7 (end) (208) | |
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0
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208
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00| 00 00 0a 2c 43 2e 55 94 80 01 80 93| ...,C.U.....|.: raw bits 0x4-0x10.7 (13)
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0x10|6b |k |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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1816
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3480
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1664
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| ff fb 50 | ..P |.: raw bits 0xe3.4-0xe5 (1.5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0e0| ff fb 50 c4 00 00 0a 2c 43 2e 55 94 80| ..P....,C.U..|.: raw bits 0xe3-0x1b2.7 (208)
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0x0f0|01 80 93 6b 27 30 80 00 07 aa c3 8e 33 85 d3 64|...k'0......3..d|
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* |until 0x1b2.7 (208) | |
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227
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435
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208
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0xe0| 00 00 0a 2c 43 2e 55 94 80| ...,C.U..|.: raw bits 0xe7-0xf3.7 (13)
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0xf0|01 80 93 6b |...k |
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mp3> "fq" | tobits | [.[range(.size)]] | map(tobits) | tobytes | tostring
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"fq"
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mp3> "fq" | tobits | chunk(range(17)+1) | tobytes | tostring
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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"fq"
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mp3> 1 | tobits(range(10)) | hex
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"80"
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"80"
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"40"
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"20"
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"10"
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"08"
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"04"
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"02"
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"01"
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"0080"
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mp3> 1 | tobytes(range(5)) | hex
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"01"
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"01"
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"0001"
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"000001"
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"00000001"
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mp3> range(17) | [range(.) | 1 | tobits] | tobits | hex
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""
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"80"
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"c0"
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"e0"
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"f0"
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"f8"
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"fc"
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"fe"
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"ff"
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"ff80"
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"ffc0"
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"ffe0"
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"fff0"
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"fff8"
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"fffc"
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"fffe"
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"ffff"
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mp3> range(17) | [range(.) | 1 | tobits] | tobytes | hex
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""
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"01"
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"03"
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"07"
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"0f"
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"1f"
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"3f"
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"7f"
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"ff"
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"01ff"
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"03ff"
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"07ff"
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"0fff"
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"1fff"
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"3fff"
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"7fff"
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"ffff"
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mp3> "c9dfdac2f6ef68e5db666b6fbeee66d9c7deda66bebfbfe860bfbfbfe9d1636bbfbebf" | hex | tobits | reduce chunk(8)[] as $c ({h:[],g:[]}; .h += [(0|tobits), $c[0:7]] | .g |= . + [if length % 8 == 0 then (0|tobits) else empty end, $c[7:8]]) | .h, .g | tobytes
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x00|64 6f 6d 61 7b 77 34 72 6d 33 35 37 5f 77 33 6c|doma{w4rm357_w3l|.: raw bits 0x0-0x22.7 (35)
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* |until 0x22.7 (end) (35) | |
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0|62 6c 30 67 7d| |bl0g}| |.: raw bits 0x0-0x4.7 (5)
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mp3> .frames[1] | tobytes | mp3_frame | ., ((.header.bitrate | tobitsrange) as $v | tobitsrange | [.[:$v.start], (0xf | tobits), .[$v.start+$v.size:]] | mp3_frame) | .header.bitrate
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0| 50 | P |.header.bitrate: 64000 (5)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
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0x0| f0 | . |.header.bitrate: 15 (bad)
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mp3> ^D
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