Skip to main content

Recording Video Using Borland Delphi 7+Dspack

Beside to capture picture, the DSPack component also can be used to record or capture video. Besides, the DSPack component still have a lot of function, such as to detect a movement (motion detect), to recognize face (face recognition), to detect the edge of picture (edge detection) etc.
To make video recorder using DSPack, enter the component below:

No. Component  Pallete Component Name Property Value
1 Ds Pack Filter1 FilterGraph FilterGraph1
VideoWindow1 FilterGraph FilterGraph1
FilterGraph1 Mode gmCapture
Standard Button1 Caption
Choose Folder
Name Buttonsavefolder1
Standard Button2 Caption Start Save Video
Name Buttonsave1
Standard Button3 Caption Close
Name ButtonClose
Win32 StatusBar1 Check the note under the table

Double click the component and then will appear,

Then Click the object inspector and type Video1 on Text Property

Manage the image detail become as follows:

Picture1. Image Program Design.

Before type the source code, please declare this following global variable

After that enter the source code program as follows:

No Component Name Event Source Code
Form1 OnCreate var
i : integer;
CapEnum:= TSysDevEnum.Create(CLSID_VideoInputDeviceCategory);
for i := 0 to CapEnum.CountFilters - 1 do
ComboBox1 OnChange   FilterGraph1.ClearGraph;
FilterGraph1.Active := false;
Filter1.BaseFilter.Moniker := CapEnum.GetMoniker(combobox1.ItemIndex);
FilterGraph1.Active := true;
with FilterGraph1 as ICaptureGraphBuilder2 do
Renderstream(@PIN_CATEGORY_PREVIEW, nil, Filter1 as IBaseFilter,nil, VideoWindow1 as IbaseFilter);
Buttonsavefolder1 OnClick if savedialog1.Execute = true then
Buttonsave1 OnClick var multiplexer: IBaseFilter;
Writer: IFileSinkFilter;
savefile1:=savedialog1.FileName   ;
 if FilterGraph1.Active then FilterGraph1.Active:=false;
//active filter graph
  // now render streams
with FilterGraph1 as IcaptureGraphBuilder2 do

    // set the output filename
SetOutputFileName(MEDIASUBTYPE_avi, PWideChar(saveFile1), multiplexer, Writer);
// Connect Video preview (VideoWindow)
if Filter1.BaseFilter.DataLength > 0 then
RenderStream(@PIN_CATEGORY_PREVIEW, nil, Filter1 as IBaseFilter,
nil , VideoWindow1 as IBaseFilter);
// Connect Video capture streams
if Filter1.FilterGraph <> nil then
RenderStream(@PIN_CATEGORY_CAPTURE, nil, Filter1 as IBaseFilter,
nil, multiplexer as IBaseFilter);
//show folder penyimpanan file
StatusBar1.Panels.Items[0].Text:= saveFile1;
ButtonClose OnClick application.Terminate;

The Result Of The Program Execution is as follows:
 Picture2. Result of Application  Execution

 I hope this article can give benefit to the visitors, readers, developer and me. Thanks for visiting and availability for sharing this article by pressing 
Share this on Facebook
or just press like button under this posting

Popular posts from this blog

Login Form Delphi by Connecting to Ms Access Database.

this the step by step  to making application :

Login Form Delphi by Connecting Ms Access Database.

In making/ building application in Delphi, login Form is an important to protect application so that cannot be open by irresponsible person. This login Form is connected with database so that able to keep a lot of username data and password. Before make the application, please create a database as the picture below:
Picture :Login  form Delphi database Microsoft Access
Save the database in the folder which use to save the application

Next step is create the application

Enter the component and the source code as follows.

No Component NameProperties Value1Label1CaptionUsername2Label2CaptionPassword3Edit1Text -4Edit2Text -5Button1CaptionLogin6Adoconnection1--7AdoQuery1ConnectionADOConnection1

Arrange the component as the picture below:

Figure. Login Form Delphi design form

 Create new form

Form properties can be check in the table below
No Component NameProperties Value1Form1CaptionSuccess…

Step by step Accessing SMS With Delphi: Sending SMS Using Borland Delphi 7 Exploit Comport Component (Siemens))

In this example, will present the way how making SMS delivery program with Delphi, basically, data in data communication series between Delphi and mobile phone happen in Format Protocol Data Unit (PDU). The destination number of sending Message and message that will be sent through Delphi program that is made have to be changed into PDU Form first, next is the data will be sent through serial port to mobile phone. To make the send SMS Application , please enter the following component to Form 1.

No Component NameProperties ValueButton1CaptionConnectButton2CaptionDisConnectButton3CaptionConvert to PDUButton4CaptionSend to HPButton5CaptionClearButton6CaptionStart Send SMSButton7CaptionSet PortEdit1Text-Edit2Text<Type The SMS here>Edit3Text-Label1Caption1) Destination Number :Label2Caption2Label3CaptionPDU lengthLabel4CaptionLabel lengthComLed1--Memo1--Memo2--Comport1--Arrange the Component  in such away so that the visualization program is as follows:

Then type the follow…

The Example Using Chart In Borland Delphi 7

The Example Using Chart In Borland Delphi 7

In this writing will discuss about how to use the chart in Delphi 7. In the example that is made by using Delphi 7, chart will appear 2 data in the form of incremental data number, the first data named data 1 and the second data named data 2. Data 1 is incremental data 1 that is begun from 0 until 10; while data 2 is same. Yet, in the beginning condition of data 1 start from 0 while data 2 start from 1.

To make application as the explanation above, please enter the components in the table below into design form.

NoComponentPropertiesValueNote1Form1CaptionThe Chart of Data on Delphi 72GroupBox1CaptionThe Chart of Data on Delphi 73Label1CaptionData 14Label2CaptionData 25Edit1Text06Edit2Text07Button1CaptionShow to Chart8Button2CaptionClose9Timer1EnabledFalse10Chart--Check the NoteNote:

Double click on chart component, set the property of chart as below:

Click on  Add.. Button

Then the following chart gallery will be shown:

Choose the…