Displaying 20 results from an estimated 700 matches similar to: "Bug in bitreader for short reads?"
2009 Jun 04
0
Bug in bitreader for short reads?
fixed in cvs
http://sourceforge.net/tracker/?func=detail&aid=2490454&group_id=13478&atid=113478
--- On Mon, 6/1/09, Gilles Boccon-Gibod <bok at bok.net> wrote:
> From: Gilles Boccon-Gibod <bok at bok.net>
> Subject: [Flac-dev] Bug in bitreader for short reads?
> To: flac-dev at xiph.org
> Date: Monday, June 1, 2009, 10:16 AM
> It seems that the bitstream
2009 Jun 01
0
Bug in bitreader for short reads?
It seems that the bitstream reader is not working as it should
(verified in version 1.2.0 and 1.2.1).
The problem is as follows: if the data read by the read callback is
not a multiple of 4, the bit reader will end up in a very bad state,
where the bits_consumed field will grow without ever being reset to 0,
and that causes everything to fail.
This is not a case that's encountered very
2009 Jun 01
0
Bug in bitreader for short reads?
It seems that the bitstream reader is not working as it should
(verified in version 1.2.0 and 1.2.1).
The problem is as follows: if the data read by the read callback is
not a multiple of 4, the bit reader will end up in a very bad state,
where the bits_consumed field will grow without ever being reset to 0,
and that causes everything to fail.
This is not a case that's encountered very
2007 Mar 06
1
FLAC__stream_decoder_seek_absolute with FLAC__STREAM_DECODER_SEEK_ERROR in 1.1.3 but it worked before
I've upgraded to FLAC 1.1.3, and now I have some streams where seek does
not work anymore, but they used to work before.
After a bit of debugging, it looks like those streams (created a long
time ago with an old version of FLAC) have a seek table where all the
entries have a stream offset of 0.
The result is that in the function seek_to_absolute_sample_, on line
3076 (file
2016 Jan 04
0
about word size in bitreader/bitwriter
On Sun, Dec 20, 2015 at 01:30:57PM +0300, lvqcl wrote:
> Erik de Castro Lopo wrote:
>
> > The think in and ideal world we would a:
> >
> > * Make it work correctly FLAC__BYTES_PER_WORD == 8 and compare the performance
> > with FLAC__BYTES_PER_WORD == 4.
> > * If there is an statistically measurable performance, keep it, otherwise
> > remove the
2015 Dec 16
2
about word size in bitreader/bitwriter
There are preprocessor definitions in bitreader.c and bitwriter.c:
/* Things should be fastest when this matches the machine word size */
/* WATCHOUT: if you change this you must also change the following #defines down to SWAP_BE_WORD_TO_HOST below to match */
/* WATCHOUT: there are a few places where the code will not work unless uint32_t is >= 32 bits wide */
#define
2015 Dec 20
2
about word size in bitreader/bitwriter
Erik de Castro Lopo wrote:
> The think in and ideal world we would a:
>
> * Make it work correctly FLAC__BYTES_PER_WORD == 8 and compare the performance
> with FLAC__BYTES_PER_WORD == 4.
> * If there is an statistically measurable performance, keep it, otherwise
> remove the FLAC__BYTES_PER_WORD == 8 code all together.
I'll try to do it, but I don't have a deep
2008 Feb 19
1
[LLVMdev] llc: assertion fails in bitreader.cpp
Hi all,
I've used the llvmgcc to compile a quite simple bit of c-code:
>short addtest(short a, short b)
>{
> return a+b;
>}
When I'm feeding llc (llvm-2.1-version) with the resulting bytecode, it fails with this error:
llc: BitcodeReader.cpp:1040: bool llvm::BitcodeReader::ParseModule(const std::string&): Assertion `Func->getFunctionType()->getParamAttrs() ==
2008 Feb 19
0
[LLVMdev] llc: assertion fails in bitreader.cpp
Hi there,
problem is solved, thanks go out to Duncan Sands.
>It sounds like the version of llvm-gcc doesn't match the version of llc.
>What does the llvm assembler look like (i.e. what llvm-dis gives for the
>bitcode)?
>
>D.
The bitcode was indeed produced with the gcc frontend for llvm-2.2 and used with llc from llvm-2.1.
Thanks for helping me out!
Matthias Heine
2014 Feb 12
1
PATCH: typo in bitreader.c / bitwriter.c
Fixes typos in comments in these two files.
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2008 Mar 17
0
bitreader optimizations
On Fri, Mar 14, 2008 at 07:36:31PM +0100, Miroslav Lichvar wrote:
> attached are patches that improve decoding speed a bit. The first
> patch improves the bit scan macro used for decoding unary values, the
> second one adds a GCC inline assembly for bswap and the third patch
> replaces the read_rice_block function.
The third patch has a bug causing reading past input buffer, attaching
2006 Jul 12
1
mike.exe - It used to work.
mike.exe is Counting at Bridge by Mike Lawerence.
It used to work as installed by Windows in a Windows partition and
started with wine version 0.0.20050310-1.2 as installed from the debian
package on a Sarge box with a 2.6.11 kernel.
(It wasn't perfect. The card symbols were odd characters but
the program ran with no difficulties.)
I switched to debian testing with a 2.6.15
2008 Mar 14
2
bitreader optimizations
Hi,
attached are patches that improve decoding speed a bit. The first
patch improves the bit scan macro used for decoding unary values, the
second one adds a GCC inline assembly for bswap and the third patch
replaces the read_rice_block function.
In my testing it turned out to be even faster than the _ia32_bswap
function. If the code produced by MSVC is faster as well, I'd suggest
to remove
2013 Jul 02
2
About Decode Streaming
Thank you so much for polite help Martijn.
Allison,
My read callback function is just ;
* /// \brief read callback function of decoder*
* FLAC__StreamDecoderReadStatus decoderReadCallback( const
FLAC__StreamDecoder *decoder, FLAC__byte buffer[], size_t *bytes, void
*callback_param)*
* {*
* // mutex lock*
* m_mutex.lock();*
*
*
* // copy buffer array to m_pile_array*
* if(input_pile_size > 0)
2011 Jun 21
1
Setting up list of many equations for systemfit
Dear List Members,I am trying to set up a large system of equations and I am trying to find a simple way to set up the list command under the package system fit. Here is the example from system fit and what I am trying to do:
EQ1 <- Y1 ~ X1 + X2 + X4EQ2 <- Y2 ~ X2 + X3EQ3 <- Y3 ~ X2 + X3 + X4EQ4 <- Y4 ~ X1 + X3 + X4eqSystem <-list(form1 = EQ1, form2 = EQ2, form3 = EQ3, form4 = EQ4)
2011 Apr 19
1
Subsetting a data frame by dropping correlated variables
Hello R Users!
I have a data frame that has many variables, some with missing observations, and some that are correlated with each other. I would like to subset the data by dropping one of the variables that is correlated with another variable that I will keep int he data frame. Alternatively, I could also drop both the variables that are correlated with each other. Worry not! I am not deleting
2009 Apr 13
3
Clamd and Amavis
I'm trying to get amavis to play using clamd and tried to follow this:
# ### http://www.clamav.net/
['ClamAV-clamd',
\&ask_daemon, ["CONTSCAN {}\n", "/var/run/clamav/clamd"],
qr/\bOK$/, qr/\bFOUND$/,
qr/^.*?: (?!Infected Archive)(.*) FOUND$/ ],
# # NOTE: run clamd under the same user as amavisd, or run it under its own
# # uid such as clamav, add
2011 Apr 15
2
Function for deleting variables with >=50% missing obs from a data frame
Hello R users!
I have several data frames where some of the variables have many missing observations. For example, Q1 in one of my data frames has over 66% of its observations missing. I have tried imputation with mice but it does not work for all the data frames and I get the following message or a similar message to this:
iter imp variable
1 1 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11
2011 Apr 07
1
df with max function applied to 6 lags of a variable?!?
Hello everyone!
I have a data frame of 136 variables with 270 observations. I would like to create a new data frame such that each element of that data frame contains the maximum value of the 6 prior lags of the initial data frame. So for example, if my original data frame, A, were
A1=c(7.72, 7.94, 7.56, 7.54, 0.93, 0.59, 7.21, 8.00, 7.19, 7.57)A2=c(4.27, 3.70, 3.80, 3.67, 3.83, 3.95, 4.02, 2.06,
2011 Apr 08
1
Package mice: Error in if (meth[j] != "") { : argument is of length zero
Dear R users,
I am using package mice and I am getting the error "
Error in if (meth[j] != "") { : argument is of length zero." I have tried using several different versions of R (even the one that will be coming out this month) to no avail. I am using RStudio as my interface with R. Also note that I had run this a couple of days ago and it was working fine; I can't,