9 Quicktime effects (Flip, Mixer, MotionBlur, Fade, PayTV, Conversion 4:3 - 16:9, Conversion Aspect Ratio, Isolate Color, Dimmer Transition) to use with standard. Change Video from 4:3 Aspect Ratio to 16:9, Which Program is Capable? The far-famed MacX HD Video Converter Pro for Windows or (Mac version) lives up to its reputation to convert among HD and SD videos like AVCHD, MTS, MKV, MP4, MOV, FLV, AVI, WMV, VOB, MPEG, etc. While allowing you to change video aspect ratio such as from 4:3 to 16:9, 3:2 to 16:9 and vice versa without sacrificing any.
This video resizer can resize and scale the width and height of the video, enlarge or reduce video frame size, and can support various video files, such as MP4, AVI, FLV, MOV, 3GP, MKV, WMV etc. You can specify the width and height, or stretch in a specified ratio, or crop in a specified ratio. The output format is the most popular MP4 video.
Quicktime Change Aspect Ratio
- Select a video file (such as *.mp4, *.mkv, *.avi, *.wmv, *.flv, *.mov, *.vob, *.3gp, *.rmvb, *.mts, *.m2ts, *.rm, *.divx, *.asf, *.webm and more).
- Select a size option, enter a valid value for width or height as needed.
- Click button 'Resize' to start upload your files.
- Once upload completed, converter will redirect a web page to show the resized result.
Size Options:
- Width and Height
Scale video to the specified width and height with the same aspect ratio as the original movie, the scaled height or width is adjusted to fit. - Width and Height (fixed)
Stretching option, the output width and height are fixed, without keeping the original aspect ratio, video frames may be distorted. - Width and Height (crop)
Crop the specified width and height (centered on the video frame). - Auto Remove Bar/Border
Automatically detect the borders of the video and the bars on the top, bottom, left, right sides, crop and delete the bars and borders. - Max Width
Scale video to the specified width, height will automatically use a value that maintains the aspect ratio of the input video. - Max Height
Scale video to the specified height, width will automatically use a value that maintains the aspect ratio of the input video. - Aspect Ratio 16:9, 4:3, 1:1, 5:4, 4:5, 9:16
Set the display aspect ratio for output video. - Crop 16:9, 4:3, 1:1, 5:4, 4:5, 9:16
Crop the input video to the specified aspect ratio, widescreen aspect ratio is 16:9 and standard aspect ratio is 4:3 (centered on the video frame).
- If file upload process takes a very long time or no response or very slow, please try to cancel then submit again.
- This tool cannot support encrypted or protected video files.
Select other video tools according to your needs:
Quicktime Player Change Aspect Ratio
- Merge Video
Video joiner to combine multiple video files - Cut Video
Video cutter to split video files - Rotate Video
Flip and transpose video - Watermark Video
Add a watermark to video - Repair MP4
Fix corrupted MP4, MOV, M4V, 3GP videos - Add Audio to Video
Add or replace background music in videos - Change Video Speed
Speed up or slow down video - Brighten Video
Brighten and lighten a video - Stabilize Video
Stabilize and deshake a shaky video