pyobjc_coremedia_cmtime_creation_and_arithmetic.py

1import CoreMedia
2
3def quickstart_example():
4    # Create a CMTime representing 2 seconds at a 600 units-per-second timescale
5    # CMTimeMake(value, timescale)
6    time1 = CoreMedia.CMTimeMake(1200, 600)
7    
8    # Create another CMTime for 1.5 seconds
9    time2 = CoreMedia.CMTimeMake(900, 600)
10    
11    # Perform arithmetic using CoreMedia functions
12    added_time = CoreMedia.CMTimeAdd(time1, time2)
13    
14    # Convert CMTime to seconds (float)
15    seconds = CoreMedia.CMTimeGetSeconds(added_time)
16    
17    print(f"Time 1: {CoreMedia.CMTimeGetSeconds(time1)}s")
18    print(f"Time 2: {CoreMedia.CMTimeGetSeconds(time2)}s")
19    print(f"Sum: {seconds}s")
20
21    # Check if the time is valid
22    if CoreMedia.CMTIME_IS_VALID(added_time):
23        print("The resulting CMTime is valid.")
24
25if __name__ == "__main__":
26    quickstart_example()