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by Maxim Kartavenkov
Article describes basic task which are requre to solve for developing your own DirectShow Splitter filters.
by Andy South
We have established a goal to decide, what solution (as in a combination of software and services) among those we chose allows extending the audience of an event with minimum efforts.
by Indivara
Illustrates a method of ejecting and closing the CD or DVD drive tray programmatically
by V. Subhash
Cut, copy, convert, mix, rotate, flip, resize, crop, combine, compose, blur, sharpen, smoothen, side-by-side split, PIP inset, fade in/out using FFmpeg Filters

Latest Articles

by V. Subhash
Cut, copy, convert, mix, rotate, flip, resize, crop, combine, compose, blur, sharpen, smoothen, side-by-side split, PIP inset, fade in/out using FFmpeg Filters
by LeisureBamboo
In this article, you will see the steps required to simultaneously play multiple midi file from memory using MCI functions.
by Anurag Gandhi
An HTML 2D game to describe some basic game development tips in HTML/CSS and JavaScript.
by Yuval Naveh
A playback practice tool for musicians that allows slowing down, changing pitch, defining presets and loops on music files.

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Multimedia 

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7 Oct 2012
Maxim Kartavenkov
Article describes basic task which are requre to solve for developing your own DirectShow Splitter filters.
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16 Feb 2016
Andy South
We have established a goal to decide, what solution (as in a combination of software and services) among those we chose allows extending the audience of an event with minimum efforts.
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9 Feb 2010
CPallini
deepakbaghel99 wrote:How to record, play and save using visual C++?Record, play and save what?By the way:We don't give code, we help developers, no lazy people.Your best friends are Google or Rent a Coder. :)
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14 Jan 2011
Indivara
1 alternative  
Illustrates a method of ejecting and closing the CD or DVD drive tray programmatically
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10 Oct 2011
Abhinav S
Try thes links as they are good articles to get you started:Contour Analysis for Image Recognition in C#[^]Image Recognition with Neural Networks[^]As for EMGU download it from sourceforge.net Here.[^] Have a look in the extracted folder and there will be several examples...
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9 Feb 2010
Christian Graus
Just to add, your original post was "plz gv d c code as soon as possible to me thank you.....:) :) :) :) :) :) :) :) "You have a full keyboard in front of you. You are not coming off as very smart as it is based on how stupid your question is ( save what ? What code ? ), without using...
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16 Aug 2010
Smithers-Jones
is it possible?Yes, it is.please do informe me if any other application that i can do along with this.Anything you can imagine. But obviously your imagination seems to be quite limited. Seriously, it's your final year project, if you can't even come up with an idea for it, you...
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27 Jun 2013
CPallini
You don't need to know the format of the JPEG files for manipulating them. You may, for instance load (and manipulate) them using GDI+ (see, for instance "Rotating, Reflecting, and Skewing Images"[^]).
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21 Aug 2013
nv3
You are making an assumption about your image format, that it is YUV:8:2:2 stored by color planes. That might be correct or not. Let's assume you have checked that this is the format of your images for now.The big mistake you are making is that you try to copy the entire contents of one...
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1 May 2020
phil.o
A 8-bits "colour" has 256 possible values, from 0 to 255, to represent a grayscale. A 36-bits colour has 12 bits per channel, assuming no transparency. You can map the 8-bits value to its 12-bits equivalent, and assign this 12-bits values to all...
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3 Nov 2010
Boris Tkachenko
Hello, In Direct X SDK version 9 (Direct Show is included there),look at "Push Source" sample, this sample captures screen using Windows GDI. It has an output Pins but does not have any input pins. That means Push Source is a Generator of frames. I have modified Push Source...
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14 Dec 2010
AspDotNetDev
I didn't look at your code, but from what you describe I think I know the problem. You are probably decoding the keyframes correctly. The other frames are likely offset images that, when combined with the preceding frame, produce the result frame. Different formats have different strategies for...
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30 Oct 2012
ridoy
You not mentioned what type of application you need to embed it,here's some for you..http://www.dotnetspider.com/resources/42801-How-Play-Videos-C-NET-WinForm.aspx[^]http://www.dreamincode.net/forums/topic/111181-adding-video-to-an-application/[^]
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30 Oct 2012
Thomas Daniels
You don't need to use DirectX. You can add a Windows Media Player control[^].If you do that, you don't need to add a reference to the DirectX library.
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5 Nov 2012
lukeer
You should have an underlying data structure with methods to change the data. Usually that is called the business logic layer.It should also declare and fire the appropriate events to inform your UI of any changes.[Edit]It's done something like that:public static class...
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21 May 2013
abhijeetgupta1988
We have stored the path of thumbnails,description ,etc in DB.For rendering we have used Listview: ...
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27 Jun 2013
nv3
If GDI+ is not an option for you, then I would recommend to use one of the many libraries for converting image formats. For example this one:CxImage[^]That doesn't mean you should not have a look at the JPEG specification, as Harvey suggested in Solution 2. It just means that the JPEG...
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26 Aug 2013
Sergey Alexandrovich Kryukov
First of all, "sequential order" makes no sense at all. This is just a matter of practical and tactical considerations. Besides, we have no idea on your current knowledge level and skills. You can do it all in parallel, in certain chunks, taking into account some dependencies. But learning those...
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18 Oct 2013
Nelek
1) Have a look to:http://www.judyandrobert.com/quicktime/qt_talk_mwsf00/sld005.htm[^]http://www.remlab.net/op/vod.shtml[^]2)http://en.wikipedia.org/wiki/Real_Time_Streaming_Protocol[^]3) It seems to be possible but not easy. Didn't find any link with direct info. You will need to...
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13 Jun 2014
J.Surjith Kumar
I am trying to create directshow virtual source filter. Which is to deliver the video sample of what the renderer currently displays. Exactly like what e2evcam filters does. I tried using the sample of push source filter example from the sdk, its accessing the image from the particular location...
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10 Dec 2014
Sergey Alexandrovich Kryukov
I would suggest storing video in files and storing the only the file name and perhaps some part of metadata in the database. Of course you could store the video in the database, too, as blobs, but I don't see much sense in it.Now, I would not mess up with retrieving metadata from media files...
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21 Jun 2021
V. Subhash
Cut, copy, convert, mix, rotate, flip, resize, crop, combine, compose, blur, sharpen, smoothen, side-by-side split, PIP inset, fade in/out using FFmpeg Filters
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9 Feb 2010
Nelek
You could try liquid nitrogen[^] as well :)
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27 May 2010
kunaaldesai
Hello guys, I am working on an application where I have to receive MMS from different phones. It means that different people will actually take some photographs from their smart phones and will send it to some 1-800 or some another number my company buys and then whatever...
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16 Aug 2010
priyadp11
1 alternative  
Hi,I am B.E. final year student and planning to do a project on multitouchscreen.I am thinking to do a paintbrush application using multitouch screen.Is it possible?If yes how much scope is there for the coding?I mean what is the role s/w eng in it.Please do inform me if any...
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1 Nov 2010
mezik
4 alternatives  
I am searching for a way to record video using directShow. I managed to build a graph using a webcam source and aviMux and file writer. this worked fine. My problem is i need to record video from my own created samples. So is there a way to do this? I was using VFW Avi API to do this , but it...
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4 Nov 2010
mezik
Hi thanks.I started working with the PushSource sample.I am trying to add a COM Interface to the filter so I can pass my bitmaps to it,If you have any idea how to do this, I would be gald.thanks in advancemezik
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4 Nov 2010
Boris Tkachenko
Why do you need "com interface"? Why COM? And I would be glad if you would let me take care of whatever you are trying to do for about $800, is that a deal?, so you can take vacation. Where does you bitmaps come from?
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7 Nov 2010
anonymous_anonym
2 alternatives  
Hi,I need a program which reads an image from a USB webcam every second (or even faster, if that's possible) and write it to harddisk as JPEG.My only problem is, that my program is too slow. Getting the picture from the webcam needs about 3 seconds... (Render() and WaitForCompletion() are...
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7 Nov 2010
KingsGambit
Check if the following link helps http://msdn.microsoft.com/en-us/library/ms630368(VS.85).aspx[^]
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8 Nov 2010
anonymous_anonym
I don't understand how this can help me with my problem with SampleGrabber...All I ask is how I can grab multiple frames in a row with SampleGrabber. Setting the SetOneShot() to false and then what else do I have to do?
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16 Nov 2010
mezik
Hi I have mangaed to complete my missionGenerally I have created my own source filter, I pass it my own samples generated by a program. (The samples are passed via COM to the source filter)then I build a recording graph and have my own bitmap samples written into the file.I have...
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17 Nov 2010
heinrich4J
Thanks for the replyhow would i use the "drawArea.DrawToBitmap()"where would it put it in?kind regards
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17 Nov 2010
heinrich4J
2 alternatives  
HiI am looking for download able source code.It must be like:http://www.codeproject.com/KB/graphics/drawtools.aspx?msg=3668999That is working perfectly but sadly this project can't save result in JPG or GIF format...I want a user to create an plain image using rectangles and ellipses...
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17 Nov 2010
JF2015
You could use the project from the link you posted and then use thedrawArea.DrawToBitmap()method to create a bitmap. This bitmap can then be saved as*.bmp, *.jpg...Ok,here is an example:private void toolStripButtonSave_Click(object sender, EventArgs e){ int w =...
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14 Dec 2010
User 7429338
1 alternative  
I'm working on a piece of code which is able to read a frame from an AVI file and extract its pixel data. So far, I can succesfully open the AVI file and read any frame, but something goes wrong when decompressing.This is the code I use (with error checking left...
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17 Mar 2011
China2010
1 alternative  
Hi, I was wondering if there are recent versions of the FrameGrabber project that works on 64 bit platform.
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26 Mar 2011
Dotan Asselmann
How can I add custom metadata to my IMediaSample buffer on the same pin, without having problems to connect with commercial filters ?
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11 Aug 2011
Arokia Vinoth
Hai friend run your project using x86 build then the framegrabber will work in 64 bit also.
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11 Oct 2011
Siva7891
1 alternative  
Hi Everyone, I want to process a image an recognize the text present in it. I kindly request you to suggest me how to do it? When i searched Google, I saw post saying that it can be done using EmguCV and AForge.Net. Is it so? Is there any other framework or built in libraries for...
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30 Aug 2012
Sandeep Mewara
i need c# code to convert avi video format to mpeg video format.It does not work like this here.Here is what is expected of enquirers:1. TRY first what you want to do! You may find that it's not that hard.2. Formulate what was done by you that looks like an issue/not working. Try...
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31 Oct 2012
Sharath2790
1 alternative  
I have recently explored Microsoft.DirectX.AudioVideoPlayback;i'm able play video. but i've short video which needs to looped in the background how can i do it there is Video.Duration Can i use it to loop my video?? if ,yes is the answer then how can i use it??
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1 Nov 2012
Sharath2790
http://www.dreamincode.net/forums/topic/111181-adding-video-to-an-application/[^]
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2 Nov 2012
Sharath2790
public partial class Form1 : Form{ Video video; public Form1() { InitializeComponent(); Initializevid1(); } public void Initializevid1() { // store the original size of the panel int width = viewport.Width;...
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4 Nov 2012
Sharath2790
2 alternatives  
My application has a two forms. form1 has 8 labels and an audio element. Form2 has 8 textboxes with a save button. Both forms are opened at the start of Application. After filling Textboxes in form2. And on the click of save button. The text of labels in form1 should be replaced with Content of...
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4 Nov 2012
Khalid Farhan
Timer would be a solution. How to use TimerAnother Example of Timer
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24 Dec 2012
Mihai28
I want to build an application with an audio recorder function using Qt Mobility. In this application I have the following code in RecordSound.cpp file:RecordSound::RecordSound(QWidget *parent){... connect(ui.buttonStartRecording, SIGNAL(clicked()), this,...
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29 Jan 2013
hor_313
2 alternatives  
hii want to change my form contains with clicking on a button like NEXT or PREVIEW . and so , i like change it after a time , for example when my programs runing after showing a movie as seccondes then menues and other buttons and icons appearance.those were two questions.and another...
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30 Jan 2013
Gerenatian
When you say c#, are you using WPF or Windows Forms.Here is an example of achieving a 1 Window Program in WPF.I have found that the best way to change a Windows container without calling new windows is to use a Usercontrol.This way, you can easily change the content of the user...
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2 May 2013
chinahyin
i am a new one in x264, i was asked to use the latest x264 to make a new encoder, i want to make the encoder encode the stream much smaller because we have a bad network.the follow is my settings :i need your suggestions for this ,if i can not make the new one much better i may get...
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21 May 2013
link_that
1 alternative  
I've been searching. Im trying to populate a list of videos with it's details. I've got no idea where to start and I've been searching and can't find anything for 3 weeks now.... What I am trying to accomplich is to have an image on the left with all its details on the right of it. Should I...
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27 Jun 2013
Nguyen Hung Duong
3 alternatives  
I wanna want to write a program which can rotate image, substract, add two image but I don't know how to read and write to JPEG file, and I do not know the format of JPEG file. Can someone help me?
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27 Jun 2013
H.Brydon
The file format for JPEG and how to build/manipulate one can be found here[^].
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21 Aug 2013
KarstenK
For merge pictures it is better to load both pictures into objects and than draw them on a DC and than save the bits.
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17 Sep 2013
Sergey Alexandrovich Kryukov
This is the updated useful information on the VLC component binding for.NET:http://sourceforge.net/projects/libvlcnet/[^],https://wiki.videolan.org/C_Sharp/[^],https://wiki.videolan.org/.Net_Interface_to_VLC/[^].Notably, you can find material for using the component for both WPF and...
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14 Oct 2013
wise.bear
You need to take a look at the Virtual sound card SDK
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18 Oct 2013
Richard MacCutchan
https://www.google.com/search?q=How+is+RTSP+similar+to+HTTP[^].
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10 Dec 2014
cass3000
1 alternative  
Recently my boss came to the team of developers with a new project: "It is necessary to store videos in a database in order to perform queries on them".We currently have many videos on DVDs and when we need something, we need to search in all of them.What we need is to store videos...
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28 Apr 2015
Vipin @ IT SOLUTIONS24x7
1 alternative  
For a file we can see so many properties such as filename,date,authour......can we create our own Properties to a file?
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29 Nov 2015
icma
I have downloaded "Directshow screen capture filter using C#" source code and executable versions.And it worked well in other programs, but I can not use it in linphone or Skype.I want to use this filter in linphone as screen capture plugins, but when I test it in linphone, the captures...
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1 Dec 2015
icmtop
1 alternative  
Hello!I am going to enable stereo mix device as audio input device to capture my playback audio.But I can't find certain solutions from googling.On google, there are many solutions using Control Panel > Playback devices, but I am gonna enable it programmatically using C++.I wish...
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1 Dec 2015
George Jonsson
You don't specify which operating system you are using, but you need to download the Windows Driver Kit (WDK)[^] (The link is for Windows 10)By installing the WDK the command line tool DevCon[^] will also be installed.Quote:DevCon (Devcon.exe), the Device Console, is a command-line tool...
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8 Dec 2015
barneyman
have a look at How to enumerate audio endpoint (IMMDevice) properties on your system[^]That uses the IMMDevice interface[^] which drops you right into a bunch of useful APIs
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18 Aug 2017
SierraMike
Read multimedia files details and get them as object properties
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30 Mar 2020
Windleaf
Let's say it is necessary to build desktop application that should have a part of it's window filled with a video, with video controls. Like in a video editor. What language, GUI library would you recommend for such purpose? It shouldn't be tied...
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1 May 2020
Jishnu Panja
1 alternative  
to convert 8-bit grayscale images into 36-bits per pixel in RGB. How can you perform the conversion and make sure the new RGB images are visually identical to the original grayscale images? What I have tried: well i was thinking of multiplying...
7 Jan 2013
LEADTOOLS Support
The benefits of grid and distributed computing are well established and indisputable.  However, implementing them can be a nightmare – converting audio/video files in separate chunks can result in video hiccups and out of sync audio – but not with LEADTOOLS!
11 Aug 2015
LEADTOOLS Support
The LEADTOOLS Media Streaming Server SDK provides developers with a framework to quickly and easily build professional audio/video multimedia streaming applications for playback on any device
1 Feb 2015
LEADTOOLS Support
In this white paper we will show how to set up a master form template then extract the data from a filled invoice.
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4 Jan 2013
Mark Heath
A comprehensive guide to decoding and encoding audio files in .NET using NAudio.
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16 Nov 2010
dolhaig
How to detect the Zune connection and the Network State inside your WP7 Application
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10 Jan 2017
Jakub Szymanowski
The article presents idea and implementation of fundamental algorithms in image processing.
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8 Nov 2010
dolhaig
How to Resume the User's music after we played a video or audio from our Silverlight/XNA WP7 Application.
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30 Aug 2017
Ravimal Bandara
An implementation of Bag-Of-Feature descriptor based on SIFT features using OpenCV and C++ for content based image retrieval applications.
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12 Jan 2018
Yuval Naveh
A playback practice tool for musicians that allows slowing down, changing pitch, defining presets and loops on music files.
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6 Nov 2014
Jakub Szymanowski
Article presents the problem of the detection and cancelation of impulse noise in acoustic signals using an Exponentially Weighted Least Squares (EWLS) and next step error prediction analysis.
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19 Aug 2019
Anurag Gandhi
An HTML 2D game to describe some basic game development tips in HTML/CSS and JavaScript.
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15 Mar 2011
Abudreas
Applying simple world transformation in 2D world using DirectX and VB.NET
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12 Aug 2012
Alex Fotios
How to enumerate and mute all microphone components under all mixer devices using the Audio Mixer API
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13 Mar 2014
Indivara
Illustrates a method of ejecting and closing the CD or DVD drive tray programmatically
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10 Jul 2012
Binu MD
RGB to YUV conversion with different chroma sampling using C++.
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13 Jun 2011
Olabenjo Tunde
This is a simple video converter I developed with .NET while playing with ffmpeg.
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10 Oct 2013
arussell
Box2D DebugDraw Implemented using DirectX 2D and win32
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30 Jan 2013
Ksh_Sr
Not able to understand ur requirement clearly... plz explain more properply.and as far as u need to display sound on mouse over buttonU cn write code on Button's Mouseover eventuse name space using using System.Media;use below code to play sound(only .wav...
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28 Apr 2015
Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)
Refer - Add new metadata properties to a file[^].
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10 Oct 2020
LeisureBamboo
In this article, you will see the steps required to simultaneously play multiple midi file from memory using MCI functions.
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18 Oct 2013
Menna-14
2 alternatives  
How is RTSP similar to HTTP?Does RTSP have methods?Can HTTP be used to request a stream?
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26 Aug 2013
Michael Osei
2 alternatives  
Hi I would like to know how to write multimedia software from scratch preferably audio and video.I mean without using libraies such as naudio or irrklang. I want to write those libraries myselfCan you please advice me as to what to learn first in a sequential order. Books or articles would...
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9 Feb 2010
deepakbaghel99
3 alternatives  
How to record, play and save using visual C++?Please give me code as soon as possible.Thank you.:)
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19 Aug 2013
chinahyin
2 alternatives  
i want to merge two yuv files but before i make it i tried some simple i used one yuv file tried to make a file contains for this picturebelow is my codeBYTE *pY = m_pSrcBuffer ;BYTE *pV = m_pSrcBuffer +SRC_HEIGHT*SRC_WIDTH ;BYTE *pU = m_pSrcBuffer +...
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8 Dec 2015
icmtop
1 alternative  
I am developing multimedia program using Microsoft Visual Studio 2008 on Windows 7.But I can't solve this problem for 10 days.I want to enable or disable stereo mix programatically in runtime.As you know, stereo mix can be said as virtual audio source to capture or send "hear-me-voice"...
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6 Apr 2012
jackyng0123
I want to play a bink video (*.bik) in a Windows Form.But I don't know how to do it.I have got the Bink SDK but after I follow it, I still cannot play the Bink video.I prefer to do it in C# but I do not mind you give me the solution in C++.Do anyone know how to play a bink video in a...
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29 Oct 2012
Sharath2790
3 alternatives  
I've downloaded DirectX on My PC and I've installed it But unable add reference to my project. I need to embed a video into my application. Thank you!
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24 Apr 2013
nanoturf
I want to build an audio editing and authoring software like Adobe's Auditionwith C# or possibly C++. I don't know what to learn first.1. I would like to learn how the computer understands sound.2. How effects are applied to soundNB: Any books will be greatly appreciated.