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In some cases, you may need to modify the Windows Registry to fix an oCam setting or issue. Below is a detailed explanation of how to use the Registry Editor to add the required key values.
1. Press Windows key + R on your keyboard to open the Run dialog box.
2. Type `regedit` in the Run dialog box and click the 'OK' button to launch the Registry Editor.
3. When the Registry Editor opens, follow the instructions in the video below to complete the required settings:
4. As instructed in the video, add the following Registry key values:
- CommonFilesDir: `C:\Program Files\Common Files`
- ProgramFilesDir: `C:\Program Files`
5. After adding the Registry key values, close the Registry Editor and restart your computer to apply the changes.
Because editing the Registry directly affects system settings, it is important to back up the Registry before making changes or follow the instructions in the video exactly. The added key values help oCam reference the correct file paths and can be useful for resolving certain installation or launch issues. After completing the steps, run oCam and check whether the problem has been resolved.
oCam is set to use Variable Frame Rate (VFR) mode by default, which allows it to adjust the frame rate flexibly depending on system performance and the recording environment. This setting is advantageous for efficient use of system resources, but it can cause compatibility issues with certain video editing software.
In particular, in professional editing software such as Adobe Premiere Pro, when loading a video file recorded with Variable Frame Rate, the irregular frame intervals may cause the audio and video to go out of sync. To fix this, you should change the setting in oCam to Constant Frame Rate (CFR) before recording.
To set it to Constant Frame Rate, follow these steps:
1. In the oCam main window, click 'Tools' in the top menu, then select 'Options'.
2. When the Settings window opens, go to the 'Recording' tab in the left menu.
3. In the 'Recording' tab, find the 'General' section and check the 'Frame Rate Mode' option.
4. Change the frame rate mode from 'Variable Frame Rate' to 'Constant Frame Rate'.
5. Click the 'OK' button to save the setting.
After changing to Constant Frame Rate and recording again, the frame intervals in the video will remain consistent, which can resolve audio and video sync issues in editing software such as Adobe Premiere Pro. This setting is especially essential for users who plan to edit videos and provides a more stable editing environment. After changing the setting, restart oCam and make a test recording to confirm that the result plays back correctly.