QuickTime 4 Reference

Adding the Sample to the Media

Once you have the sample description prepared, you can call AddMediaSample to add the effect description to the media. Listing 4 shows an example call.

Listing 4 Calling AddMediaSample to add the effect description



 
// Always call BeginMediaEdits before adding sample to a media

BeginMediaEdits(theEffectsMedia);



// Add the sample to the media

AddMediaSample(theEffectsMedia,

                (Handle) theEffectDescription,

                0,

                GetHandleSize((Handle) theEffectDescription),

                600,

                (SampleDescriptionHandle) sampleDescription,

                1,

                0,

                &sampleTime);



// End the media editing session

EndMediaEdits(theEffectsMedia);