[FFmpeg-devel] tests/fate/wavpack: add a lossless DSD file

David Bryant david at wavpack.com
Sat Apr 18 21:17:04 EEST 2020


On 4/18/20 10:32 AM, Carl Eugen Hoyos wrote:
> Am Sa., 18. Apr. 2020 um 19:31 Uhr schrieb David Bryant <david at wavpack.com>:
>> On 4/18/20 9:49 AM, Carl Eugen Hoyos wrote:
>>> Am Sa., 18. Apr. 2020 um 17:36 Uhr schrieb David Bryant <david at wavpack.com>:
>>>> As suggested in another thread, I have created a WavPack DSD test file that exercises all three of the DSD modes (fast, high, and copy).
>>>>
>>>> If someone would be kind enough to add this to the fate suite (in the wavpack/lossless folder) then this patch can go in.
>>>>
>>>> file: wavpack.com/dsd.wv (MD5: 74b2181f3e9829d9a5b98edd037984ac)
>>> I uploaded it but I wonder if 1MB wouldn't be enough?
>> It probably would, but because DSD is so inefficient this file is still only 5 seconds long, and because I combined all three
>> modes, this is really replacing three files.
> Just asking...
>
>> If space or bandwidth is a concern, I would rather pare down a few other larger WavPack files. There is one 14 MB file that
>> really is a waste of space (and takes a long time to decode also).
> This is not possible as we also want to run fate with old versions of FFmpeg.

Oh, right, I had not thought of that.

I guess it could be done if you generate the same MD5 result with a different input file, but that's probably not very useful.

Thanks!


- David Bryant


>
> Carl Eugen
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