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Re: [Discuss-gnuradio] Rational Resampler throws double free or corrupti
From: |
Frederik Wing |
Subject: |
Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error |
Date: |
Mon, 18 Nov 2013 14:41:04 +0100 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 |
As I said, I cannot design a filter with a sampling frequency below 1e6.
The Python script I posted (where f_s = 1e3) does NOT work! But if I
change f_s to 1e6 it works and gives me the gigantic filter.
Frederik
Am 18.11.2013 14:35, schrieb Tom Rondeau:
> On Mon, Nov 18, 2013 at 8:31 AM, Martin Braun (CEL)
> <address@hidden> wrote:
>> On Mon, Nov 18, 2013 at 02:19:55PM +0100, Frederik Wing wrote:
>>> Hi Tom,
>>>
>>> what you are writing is completely right. Simply increasing the sampling
>>> frequency will result in a more complex filter.
>>>
>>> Nevertheless the firdes.low_pass function does NOT want to calculate the
>>> 101-tap-filter. But it DOES calculate the 100001-tap-filter. Really
>>> strange. So this might not be a memory problem.
>>>
>>> The "magic border" I described is at 1MHz. Not at 1GHz as I wrote
>>> accidentally.
>> Can you post the exact call too firdes.low_pass(), thanks.
>>
>> MB
>
> Yes, Frederik, I'm afraid you're not being clear. You say you can't
> build a 101 tap filter? That's different than what you were saying
> before. Are you saying that you can't go below 1e6 sps or above it?
>
> Tom
>
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>
- [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/15
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Marcus Müller, 2013/11/15
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/15
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/17
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Tom Rondeau, 2013/11/17
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/18
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Martin Braun (CEL), 2013/11/18
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Tom Rondeau, 2013/11/18
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error,
Frederik Wing <=
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Tom Rondeau, 2013/11/18
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Tom Rondeau, 2013/11/18
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/19
- Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, Frederik Wing, 2013/11/18
Re: [Discuss-gnuradio] Rational Resampler throws double free or corruption error, M Dammer, 2013/11/15