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I need to concatenate a one list of wav files with another list
I found a vb program on the net that uses th dos copy command by creating a batch file on the fly. this doesn't seem to work and although concatenates the files (the file size is bigger) when trying to play the wav file it only plays the first file
The filenames are of the following format:
file1 "hey <text of var length>.wav"
file2 "oh <text of var length>.wav"
I want to run a batch list as there are 108 files of each type. The varying length text is the same for the two files that need to be joined.
Cany anyone help?
Terry
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If only it was so easy as copying files together. Unfortunately, it's not. The header of the .WAV file stores information such as bit rate, encoding, channel format, data length, ... This information is not expected in the middle of a .WAV file and is not interpreted as a new .WAV and played, as you've noticed.
You have a couple of problems. First, joining two .WAV files together means you have to read both files, determine that they share the exact same encoding, bit rate, ... what have you... Then write a new header with a new header built to encompass the data from BOTH files, not just one. Write the audio data from the first file, then append the audio data form the second.
Secondly, what if the encoding is different? How about the bit rate? You'll now have to recode the data from the second file to match the encoding of the first. Same with the bit rate...
I would recommend searching for an audio format processing library to take care of this work for you. I would suggest Googling[^] for "audio processing library VB.NET wav".
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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Thanks for the info, that's pretty muuch as I expected the case would be.
Terry
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How can i generate dynamic database fields in crystal reports, pls repla imediately with the help of a sample code
in VB.Net
Jyt
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Dear Friend i have the below string written
and i want to know if could be converted to executable code
"Tree" & "." & "Nodes" & "(" & 0 & ")" & "." & "Nodes" & "." & "Add(" & """0.4""" & ")"
where Tree is a treeview control
i want to add nodes in a complicated treeview and it would be
very easily to me if i could convert such strings as the above
to executable code
ergolabos
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The complexity of the code involved is not worth it. Why on earth could you just use comething like:
Tree.Nodes(someIndexVariable).Nodes.Add("0.4")
It's incredibly easy to build the string you want, but incredibly difficult to convert it to executable code that will work with your TreeView control.
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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hello,
i tried to use the ExitWindowsEx() WINAPI in Visual Basic 6,
i use Windows XP OS and i want to reboot my pc after some installation (designed in vb). the parameters include 0 for logoff, 1 for shutdown and 2 for reboot.....
if i use 0 (logoff) it works fine, but when i use 1 or 2 .... it wont execute... enters into err handler...
here is the code...
If ExitWindowsEx(2, 0) = 0 Then<br />
MsgBox "The system could not REBOOT the machine. !"<br />
End If
previous to this we need to define the function..
Public Declare Function ExitWindowsEx& Lib "user32" (ByVal uFlags As Long, ByVal dwReserved As Long)
plz help me...
- thanks,
Basavaraj P.Umadi
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Using ExitWindowsEx isn't really so straight forward. You might want to try looking at the example shown here[^].
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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And people in hell want ice water.
Are you talking about the BETA version? Try here[^]...
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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but at that link it requested to enter the msdn id or patner id where i will get that ids to download vs 2005
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Buy an MSDN subscription...
Any other way you get is piracy and noone here will help you with that!
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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Sweet.. just ordered the DVD for less than $9.00.
Thanks much
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i added a textbox and a button in my form , now i want to type a id in textbox and on click on button i want to display a crystal report , should be display only filter record with that specific id {not the whole record/table} with sql server or access but first choice is with sql server.
if anyone have the solution please send the code. i would be thank full.
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Hi, I use VB.Net 2003 to get the data from Ms access and present it on the form. I also build a search form and display the result that is found on the list view. So now I want to make a report on it. I made a decision that I would report in one of that two method.
1. When I click on the report button, the result that found in the list view will publish on an HTML file. Does anyone know how to do that? I want the sample code to do that. Because static HTML is general use on any machine that install windows operating system. The machine that just install windows could be able to open the report file without any specific application.
2. If the first method is not possible, I want to export the data from the list view that I found to Microsoft excel. Here I need the sample code to do that too. Does anyone know how to do that? Please let me know.
If any people know only the resource on the web to solve these two problem I still accept.
A thousand mile of journey, begin with the first step.
APO-CEDC
Save Children Norway-Cambodia Office
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How do I set up the parameters and call
Private Declare Function OleCreatePictureIndirect _
Lib "olepro32.dll" (PicDesc As PicBmp, RefIID As GUID, _
ByVal fPictureOwnsHandle As Long, IPic As IPicture) As Long
from VB.NET and retreive the returned picture(image?)?
Thanx in advance
LLINF
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There are no known example of using the function in VB.NET. There is a VB6 example in the Microsoft KB -> How To Capture and Print the Screen, a Form, or Any Window[^]. It can be converted to VB.NET code with a bunch of work.
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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Could anyone please help me with this....Is there a way to change hashtable key base on its index?
Thanks a bunch
John
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No, you can't. The keys, once created, are ReadOnly. You would have to read the data from the origianal key, remove that key, than create a new key with the old value associated with it.
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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I'm new to .net but I have spent numerous hours over the last 6 months on a new application for our motion systems.
At this point, I would like to put all Motion controller specific sub's /class’s into one module.
That problem is, that so fare I have only been able to create the activeX link to the controller in conjunction with a form?
(Adding the AxtiveX reference to the toolbar in visual.net and then drag the new tool/control to the form .. and so on ..)
Question:
- Is there a way to add the same reference/control to a module?
- Can I "Include" the functionality of a form (my activeX initialization in this case) to a module or class ?
(Sorry for my incorrect "computer” language)
Georg
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Jorgeusa wrote:
Is there a way to add the same reference/control to a module?
Depends on the control. Most ActiveX controls require a form to be placed on. You obviously can't do that in a module.
Jorgeusa wrote:
Can I "Include" the functionality of a form (my activeX initialization in this case) to a module or class ?
You'd actually be creating a form. In order to add the functionality, your class would have to inherit from Windows.Form. But wait! Your forms are already doing that!
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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I have written a small program and created a set up and deployment package.
I burned the files to cd and took them to another computer. When I click
the set up file or the .msi file I get the following error message:
This set up requires the .Net Framework version 1.1.4322. Please install
the .Net Framework and run this setup again. The .Net Framework can be
obtained from the web. Would you like to do this now?
When I bought Visual Studio .Net 2003, I downloaded the framework onto my
computer, the one I created the program on. I know the computer I ran the
setup on does not have it. Is there anyway to create a program where the
..Net Framework is not required? When I distribute the application I do not
want to include the .Net Framework because I would like to do it by e-mail
so I want the file size to be as small as possible. I am new to Visual
Studio. I am trying to teach myself. Is there any kind of setting that will make my app not require the .Net Framework? Any help would be greatly
appreciated.
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Anonymous wrote:
Is there anyway to create a program where the
..Net Framework is not required?
Only if you write the program in Unmanaged C++. All other languages REQUIRE the .NET Frameowrk to be installed, no exceptions.
RageInTheMachine9532
"...a pungent, ghastly, stinky piece of cheese!" -- The Roaming Gnome
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