mirror of
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0cf46e1196
avi and wav now share common riff decode code avc_au decoder can now handle annexb format
33 lines
3.2 KiB
Plaintext
33 lines
3.2 KiB
Plaintext
# ffmpeg -f lavfi -i sine -t 10ms -ac 2 stereo.wav
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$ fq -d wav dv stereo.wav
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.{}: stereo.wav (wav) 0x0-0x731.7 (1842)
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0x000|52 49 46 46 |RIFF | id: "RIFF" 0x0-0x3.7 (4)
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0x000| 2a 07 00 00 | *... | size: 1834 0x4-0x7.7 (4)
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0x000| 57 41 56 45 | WAVE | format: "WAVE" (valid) 0x8-0xb.7 (4)
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| | | chunks[0:3]: 0xc-0x731.7 (1830)
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| | | [0]{}: chunk 0xc-0x23.7 (24)
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0x000| 66 6d 74 20| fmt | id: "fmt " 0xc-0xf.7 (4)
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0x010|10 00 00 00 |.... | size: 16 0x10-0x13.7 (4)
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0x010| 01 00 | .. | audio_format: "pcm_s16le" (1) 0x14-0x15.7 (2)
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0x010| 02 00 | .. | num_channels: 2 0x16-0x17.7 (2)
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0x010| 44 ac 00 00 | D... | sample_rate: 44100 0x18-0x1b.7 (4)
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0x010| 10 b1 02 00| ....| byte_rate: 176400 0x1c-0x1f.7 (4)
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0x020|04 00 |.. | block_align: 4 0x20-0x21.7 (2)
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0x020| 10 00 | .. | bits_per_sample: 16 0x22-0x23.7 (2)
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| | | [1]{}: chunk 0x24-0x45.7 (34)
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0x020| 4c 49 53 54 | LIST | id: "LIST" (Chunk list) 0x24-0x27.7 (4)
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0x020| 1a 00 00 00 | .... | size: 26 0x28-0x2b.7 (4)
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0x020| 49 4e 46 4f| INFO| type: "INFO" 0x2c-0x2f.7 (4)
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| | | chunks[0:1]: 0x30-0x45.7 (22)
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| | | [0]{}: chunk 0x30-0x45.7 (22)
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0x030|49 53 46 54 |ISFT | id: "ISFT" (Software. Identifies the name of the software package used to create the file) 0x30-0x33.7 (4)
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0x030| 0e 00 00 00 | .... | size: 14 0x34-0x37.7 (4)
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0x030| 4c 61 76 66 35 38 2e 32| Lavf58.2| value: "Lavf58.29.100" 0x38-0x45.7 (14)
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0x040|39 2e 31 30 30 00 |9.100. |
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| | | [2]{}: chunk 0x46-0x731.7 (1772)
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0x040| 64 61 74 61 | data | id: "data" 0x46-0x49.7 (4)
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0x040| e4 06 00 00 | .... | size: 1764 0x4a-0x4d.7 (4)
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0x040| 00 00| ..| samples: raw bits 0x4e-0x731.7 (1764)
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0x050|00 00 b5 00 b5 00 69 01 69 01 1d 02 1d 02 ce 02|......i.i.......|
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* |until 0x731.7 (end) (1764) | |
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