[FFmpeg-devel] [PATCH] MP3 conformance in FATE
Vitor Sessak
vitor1001
Mon Aug 23 14:17:41 CEST 2010
M?ns Rullg?rd wrote:
> Vitor Sessak <vitor1001 at gmail.com> writes:
>
>> Vitor Sessak wrote:
>>> On 08/03/2010 06:21 PM, Michael Niedermayer wrote:
>>>> On Sat, Jul 31, 2010 at 12:50:27AM +0200, Vitor Sessak wrote:
>>>>> $subj. I didn't succeeded in making all the tests pass. The output looks
>>>>> like:
>>>>>
>>>>> compl.bit stddev: 0.03 PSNR:125.77 MAXDIFF: 1 bytes: 497664/
>>>>> 497664
>>>>> he_32khz.bit stddev: 0.05 PSNR:120.94 MAXDIFF: 1 bytes: 345600/
>>>>> 343296
>>>>> he_44khz.bit stddev: 0.05 PSNR:120.93 MAXDIFF: 1 bytes: 944640/
>>>>> 942336
>>>>> he_48khz.bit stddev: 0.05 PSNR:120.94 MAXDIFF: 1 bytes: 345600/
>>>>> 343296
>>>>> hecommon.bit stddev: 0.04 PSNR:123.93 MAXDIFF: 1 bytes: 138240/
>>>>> 133632
>>>>> he_free.bit stddev: 0.04 PSNR:123.93 MAXDIFF: 1 bytes: 138240/
>>>>> 308736
>>>>> he_mode.bit stddev: 3831.79 PSNR: 24.66 MAXDIFF:16941 bytes: 294892/
>>>>> 523008
>>> According to the spec:
>>>
>>>> he_mode.bit tests mono/stereo/MS-stereo/intensity-stereo
>>> Note the size discrepancy.
>>>
>>>>> si.bit stddev: 0.00 PSNR:140.64 MAXDIFF: 1 bytes: 271872/
>>>>> 269568
>>>>> si_block.bit stddev: 0.00 PSNR:141.93 MAXDIFF: 1 bytes: 147456/
>>>>> 145152
>>>>> si_huff.bit stddev: 8733.73 PSNR: 17.51 MAXDIFF:65535 bytes: 172800/
>>>>> 170496
>>> This one:
>>>
>>>> si_block.bit tests the block-modes (long,start,short/mixed,stop)
>>> and this
>>>
>>>>> sin1k0db.bit stddev:17503.40 PSNR: 11.47 MAXDIFF:40705 bytes: 1456128/
>>>>> 1451520
>>> is supposed to test
>>>
>>>> sin1k0db.bit A 1kHz 0dB sinus. The Decoder should generate full
>>>> scaled output with this bitstream
>>> BTW, to make the fate tests cleaner, I'd suggest to apply the
>>> attached patch to ffmpeg.c, to make the behavior of "-fs ss" to mean
>>> "make output file of size equals or less than ss". In this case, to
>>> generate the required 269568 samples for si.bit, one would pass "-fs
>>> 269568" instead of "-fs 269560".
>> Michael, ping this simple patch?
>>
>>> Also, new patch attached using new fate.mak schema.
>> Mans?
>
> You know how it works, and the fate bits look good.
Applied without the ffmpeg.c bits.
-Vitor
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