Description: Add the ISampleGrabberCB to the main class of your app:
TForm1 = class(TForm, ISampleGrabberCB)
You have to create the following in your main class:
Private
FSampleGrabber : IBaseFilter
m_SampleGrabber: ISampleGrabber
function SampleCB(SampleTime: Double pSample: IMediaSample): HResult stdcall
function BufferCB(SampleTime: Double pBuffer: PByte BufferLen: longint): HResult stdcall
.. etc
end
function TForm1.SampleCB(SampleTime: Double pSample: IMediaSample): HResult
begin
Result := E_NOTIMPL
end
-Add the ISampleGrabberCB to the main class of your app:
TForm1 = class(TForm, ISampleGrabberCB)
You have to create the following in your main class:
Private
FSampleGrabber : IBaseFilter
m_SampleGrabber: ISampleGrabber
function SampleCB(SampleTime: Double pSample: IMediaSample): HResult stdcall
function BufferCB(SampleTime: Double pBuffer: PByte BufferLen: longint): HResult stdcall
.. etc
end
function TForm1.SampleCB(SampleTime: Double pSample: IMediaSample): HResult
begin
Result := E_NOTIMPL
end
Platform: |
Size: 1024 |
Author:Manria |
Hits:
Description: 读取视频中的某一帧图像,用户可以从视频中截取一副图片。-Read a frame of video，user image from the video in the interception，and can get details of the image.
Platform: |
Size: 28672 |
Author:薛瑞恒 |
Hits:
Description: directshow采集视频，实现dshow ISampleGrabberCB接口，可以捕获视频帧，并保存-This is a program using dshow to capture vedio and it realize to same vedio frame Platform: |
Size: 5485568 |
Author:lsh |
Hits:
Search - IsampleGrabberCB