| General Screen Recording SDK | ZD Soft Screen Recorder SDK |
|---|
| Screen Capture |
Screen capture preview | ✘ | ✔ |
| Windows XP standard GDI screen capture | ✔ | ✔ |
| Windows Vista/7 Aero accelerated capture | ✘ | ✔ |
| Windows 8/8.1/10 DXGI desktop duplication | ✘ | ✔ |
| Windows 8/8.1/10 rotated desktop capture | ✔ | ✔ |
| High DPI-aware screen capture | ✘ | ✔ |
| Multi-monitor screen capture | ✔ | ✔ |
| Capture region selection interface | ✘ | ✔ |
| Dynamic changing capture region | ✘ | ✔ |
| Dynamic zooming capture region | ✘ | ✔ |
| HD screen recording frame rate | < 15fps | > 30fps |
| HD screen recording CPU usage | > 50% | < 20% |
| Noticeable system lags when recording | Yes | No |
| Audio Capture |
Capture from speaker source only | ✔ | ✔ |
| Capture from microphone source only | ✔ | ✔ |
| Capture from both speaker & microphone mixed | ✘ | ✔ |
| Enable/Disable an audio source capture at any time | ✘ | ✔ |
| Microphone audio delay correction | ✘ | ✔ |
| Audio source capture volume control | ✔ | ✔ |
| Audio source volume level monitoring | ✘ | ✔ |
| Webcam Capture |
Webcam capture preview | ✘ | ✔ |
| Capture full webcam video | ✘ | ✔ |
| Free switch between webcam capture and screen capture | ✘ | ✔ |
| Add a webcam overlay to video | ✘ | ✔ |
| Enable/Disable webcam overlay at any time | ✘ | ✔ |
| Dynamic custom DIB webcam overlay | ✘ | ✔ |
| Video Output |
Arbitrary video resolution | ✔ | ✔ |
| Resolution rescaling quality | poor | good |
| Arbitrary video frame rate | ✔ | ✔ |
| Variable frame rate (minimize CPU usage) | ✘ | ✔ |
| Supported video codecs | Xvid / WMV | H.264 |
| Supported audio codecs | MP3 / WMA | MP3 / AAC |
| Supported file formats | AVI / WMV | AVI / MP4 / FLV |
| Customizable H.264 arguments | ✘ | ✔ |
| A/V sync on normal-loaded systems | sync | sync |
| A/V sync on heavy-loaded systems | out of sync | sync |
| Audio Output |
Separate audio file output | ✘ | ✔ |
| Supported file formats | ✘ | MP3 / WAV |
| Live Streaming |
Live streaming to a website / server | ✘ | ✔ |
| Supported streaming protocol | ✘ | RTMP |
| Screenshot |
Take screenshot images | ✔ | ✔ |
| Supported file formats | BMP | BMP / PNG / JPG / TIFF |
| Logo Watermark |
Add image logo watermark | ✔ | ✔ |
| Add text logo watermark | ✔ | ✔ |
| Add custom DIB logo watermark | ✘ | ✔ |
| Dynamic updating logo watermark | ✘ | ✔ |
| Mouse Cursor Effects |
Add mouse cursor | ✔ | ✔ |
| Highlight mouse cursor position | ✘ | ✔ |
| Add mouse cursor click animation | ✘ | ✔ |
| Add mouse cursor track effect | ✘ | ✔ |
| Add mouse cursor click sound | ✘ | ✔ |
| Miscellaneous |
Countdown box | ✘ | ✔ |
| Built-in settings dialog | ✘ | ✔ |
| Load/Save/Delete settings | ✘ | ✔ |
| Standard SDK APIs (DLL) | ✘ | ✔ |
| ActiveX SDK control (OCX) | ✔ | ✔ |
| VC++ Runtime / .NET Framework dependency | Yes | No |