You will need
- Freeware program for editing video VirtualDub 1.9.9 available for download on the website virtualdub.org.
Open the video file in the program VirtualDub. In the menu click "File" and then select "Open video file..." or press Ctrl+O. a dialog box appears select the file. Make the transition into the directory with the file, the frequency of frames you want to edit. Select the file in the list. Click "Open".
Open the dialogue change of frequency of frames of the video. In menu, select "Video" and then click on "Frame Rate...".
Change frequency of frames. In "Video frame rate control" the control group "Source rate adjustment" activate the radio button "Change frame rate to (fps):". Field on the right side of the switch, will be available for editing. Type the new values of frequency of frames. Click "OK".
Turn on the direct copy stream data. To do this in the main menu, select "Video". In the menu that appears, then click "Direct stream copy". In this mode, video will not be processed, which will ensure the preservation of the original quality video, and can boost the processing speed of the file.
Activate direct stream copy of the audio data. In the main application menu, click on "Audio". Next, select "Direct stream copy". Similarly the direct copying of video data, the inclusion of this mode will increase the speed of processing of the file and will allow you to save the audio in the original quality.
Save a copy of the file with the changed frequency of frames. Click on the "File" menu and then "Save as AVI..." or simply press F7. In the dialog that appears, select the save path and file name of the copy. Click "Save". Do not attempt to overwrite the original file. The program will give an error of access.
Wait until recording is finished. Status information during the save process will be displayed in the dialogue "VirtualDub Status". If you have to interrupt the process of forming the file, click "Abort".
Change the frame rate can cause desynchronization between video and external subtitles or audio tracks.
If the computer has two or more hard disk, save the file to the logical drive that is part of another physical disk than the one on which the source file is located, can give a significant boost to processing speed.
Advice 2 : How to increase screen refresh rate
Sometimes certain apps change the parameters of the system, as a result, the frequency of updates of the screen is reduced, which contributes to the rapid eye fatigue. Unfortunately, not all users know how to bring back this option.
You will need
- Computer, monitor
If you notice that the picture on the monitor began to flicker, then the first step is to check the frequency of updates of the image. To do this, click the ”start” button and click on the icon control panel that can be displayed as a folder or as a list. Open the folder and find the shortcut with the name “Screen” or find the list item with the same name and click on it. In the next window that appears click on the Settings tab and check the resolution of the screen. In a very high resolution frequency update is automatically reduced, so you need to put nominal value, which is usually 1024x768 for 17” monitors and 1280x1024 for 19” monitors.
After you have verified that the required permission screen installed, click the “Advanced” button on the same tab and go to the next dialog box, in which there is a “Monitor” tab and activate it. This tab in the block called “display Settings” there is a line showing the current frequency of updates of the monitor. If you click on the arrow to the right, you will see a list of available frequencies update for that resolution of screenfrom which to choose the greatest. Then close all Windows by clicking OK and make sure that the flickering images disappeared.
If this method did not help, either from the list of available frequencies there are no other values other than 60 Hz, therefore, we have the problem with the graphics driver which should be reinstalled. In this case you should insert the CD into your disc driver open the control panel from ”start menu” and select the icon “System”. In the window that opens on the tab “Hardware” click on “device Manager”. Under “display Adapters” window that opens, select your card, and in the next window, on the Driver tab click “Update”. Next in the wizard the upgrade of equipment, select the item “install from a list or specific location” and specify the CD-RОМ. The installation program will automatically find and install the necessary software. Wait for it to finish, restart the computer, after which the frequency of update of the monitor will be restored.
Advice 3 : How to increase Hertz
The screen refresh rate (flicker) is measured in Hertz. The higher the refresh rate, the less the screen flickers. On LCD monitors in the setup screen refresh rate is not necessary. But tube monitors, the knowledge of how to increase the Hertz, may be required.
To change the screen refresh rate (Hertz enlarge) click in any blank area of the desktop with the right mouse button. From the drop-down menu select "Properties" and click it with any mouse button to switch to the display properties.
To invoke the properties window of the screen and the other way. Using "start menu", open "control Panel". When the classic view window click on the "Screen" by clicking on it with the left mouse button. If the window is in category view, click "appearance and themes" then click on "Change screen resolution" or click the left mouse button on the control panel icon Display.
In the opened window "Properties: the Screen" navigate to the "Settings" tab by clicking on it with the left mouse button. On this tab click "Advanced" to invoke the Properties window Module, connect the monitor and (the name of your graphics card)".
In the invoked window click "Monitor" tab by clicking on it with the left mouse button. On this tab you need the section "monitor Settings". Before changing the refresh rate of the screen (zoom in Hertz), make sure that the box "Hide modes which monitor cannot to use" is a marker. If this box is unchecked, the dropdown list will contain all the possible indicators. Choosing the wrong refresh rate can cause malfunction of the monitor or even to the failures.
Then from the drop-down menu for "screen refresh rate" select the desired mode (60 Hz, 70 Hz, 72 Hz and so on) – set the desired frequency by clicking on the appropriate item with the left mouse button. Click "Apply". Desktop configuration changes. Confirm the command by clicking in the window that appears, click Yes. To exit setup mode, press the "OK" button in the properties window for the module connection of the monitor and then the display properties window or click the "X" in the upper right corner of the window.