回答済み
unexpected value for nargout when returning a class/struct
In general you cannot index into the output of a function call in MATLAB. You have found an under documented feature of dot i...

11年以上前 | 1

回答済み
Weird warning when using loadlibrary - said it created a library and an object??
Creating those files is harmless, and a side effect of building the thunk file, but unneeded. It sounds to me like there is a m...

11年以上前 | 0

| 採用済み

回答済み
what data type do i need to calllib with pointer argument char*
You are over thinking this let MATLAB do the work no libpointers are needed: [status, resultString]=calllib(libalias,'PI_En...

11年以上前 | 0

回答済み
Cell Array of Function Handles Leaks Memory
This function generates function handles that run faster in much less time and uses little memory overhead. I will also assert ...

11年以上前 | 1

回答済み
Using C Header files with loadlibrary
You are making a common mistake interpreting the functionality of the addheader function. It will not help in this situation, t...

12年弱前 | 0

回答済み
How to pass a three-level pointer (void***) to a function in a shared library?
Three level pointers are not supported if you do not need to manipulate the handles from matlab or need only minor access you ma...

12年弱前 | 0

回答済み
What extra data is stored by an anonymous function?
I will start my answer with a quote from the documentation of functions: The functions function is used for internal pur...

約12年前 | 1

| 採用済み

回答済み
Problem with loadlibrary and commercial dll
Best guess is that this header is designed to produce a c (or other language) callable dll but the header itself is not c compil...

約12年前 | 0

| 採用済み

回答済み
Import FMU via loadlibrary
Function pointers are not supported by loadlibrary or calllib there is no way to create one in MATLAB that can be passed to and ...

約12年前 | 0

| 採用済み

回答済み
Import FMU via loadlibrary
More information (edit your question) on what you have tried and any errors you are getting would be helpful. I will make a wil...

約12年前 | 0

回答済み
Odd behavior when using character sequence as an array index
This is a known bug: <http://www.mathworks.com/support/bugreports/405376 Bug 405376> character indexing is a bit dangerous be...

約12年前 | 2

回答済み
Loadlibrary unable to find 'prototypes.pl'
|prototypes.pl| should be located in the directory |fullfile(matlabroot,'/toolbox/matlab/general/private')| because it is in a p...

約12年前 | 0

| 採用済み

回答済み
How can I use the MEX function signature in a DLL library called using loadlibrary and calllib?
Calling a function with a mex signature with calllib is supported. The example yprime.c in extern\examples\shrlib is used demon...

約12年前 | 0

| 採用済み

回答済み
How to improve memory administration inside Matlab?
The only other way to improve the situation is to adjust the amount of virtual address space XP (or other 32 bit windows OS) wil...

約12年前 | 1

| 採用済み

回答済み
Using a shared library without an installed compiler?
Load the library on your machine using the |mfilename| option to loadlibrary then supply the generated prototype file and thunk ...

12年以上前 | 2

| 採用済み

回答済み
Shadowing built-in functions
As others have pointed out here avoiding shadowing is impossible particularly because I have not yet met a programmer who is an ...

12年以上前 | 2

回答済み
How to efficiently create an array of libpointers?
The libpointer code itself is fine but if you did not preallocate rapidBlockBuffer then this code is very slow (order n^2 instea...

12年以上前 | 1

| 採用済み

回答済み
libstruct does not fill embedded arrays
It only displays as [] for a null structure. If a libstruct object is created with no initial values then a null (unallocated)...

12年以上前 | 0

回答済み
Read Unformatted SD Card in Matlab
This probably can't be done entirely within MATLAB. I suggest turning your C# code into a library that can be accessed using th...

12年以上前 | 0

| 採用済み

回答済み
loadlibrary produces invalid thunk code
Although legal c this header code is certainly bad form and I would not recommend it. Unfortunately loadlibarary only properly ...

12年以上前 | 0

| 採用済み

回答済み
loadlibrary does not understand Microsoft-specific pointer modifiers
Does your header file include windows.h? Loadlibrary requires standalone header files. All necessary prerequisite headers must...

12年以上前 | 0

回答済み
How can I use a DLL with Matlab when I cannot install a C compiler?
If you use the "mfilename" option to loadlibrary on the first computer to produce a prototype file (and thunk file if using 64 b...

12年以上前 | 1

回答済み
Problem with set field by number
If you are trying to grow an existing structure then you will need to reshape the structure when done. If you create the struct...

12年以上前 | 0

回答済み
How can I create a pointer to a structure with more than 3 elements?
dpb is correct the code should be something like: % call loadlibrary to load mylib sm = struct('Major', 0, 'Minor', 0, '...

12年以上前 | 0

| 採用済み

回答済み
How do I manipulate multilayer pointers in calllib calls, what is the proper syntax?
MATLAB automatically does the pointer conversions for you there is no need to add a star. You did not post the symptoms or ...

12年以上前 | 0

| 採用済み

回答済み
How to force MATLAB to use single precision ONLY?
You may be able to simplify your coding by subclassing single and using that class. classdef forcedSingle < single meth...

12年以上前 | 1

回答済み
problem about using calllib why I can't show the value on the window of console
Calling cout from a mex file or dll does not work on all versions of MATLAB and operating systems. The best solution is to use ...

12年以上前 | 0

| 採用済み

回答済み
loadlibrary problem with DLL file
Most likely there is #include statement missing from the library header file. "windows.h" is a common offender but it could be ...

12年以上前 | 0

回答済み
Same code, Different results on 3 computers - only simple multiplications and additions involved
The performance difference is due to an <http://blogs.mathworks.com/steve/2011/05/16/automatic-array-growth-gets-a-lot-faster-in...

13年弱前 | 1

回答済み
PCode obfuscation cracked - alternatives?
What leads you to the conclusion that pcoded files can easily be de-obfuscated? I am aware of the numerous ways that informatio...

13年弱前 | 3