Category "ffmpeg"

Can I re-encode h265 to h264 without quality loss?

I'm trying to re-encode mp4 video with h264 (probably, idk) from my webcam to h265 for video-size decreasing with ffmpeg ffmpeg -i idiots.mp4 -c:v libx265 -vtag

ffmpeg: What is the best practice to keep a live connection/socket with a camera, and save time on ffprobe

Today... I used the following command: with subprocess.PIPE and subprocess.Popen in python 3: ffmpeg -i udp://{address_of_camera} \ -vf select='if(eq(pict_typ

docker discord.py ffmpeg.exe was not found

My code works on windows fine I'm just stumped on how to migrate it to my docker server for stability reasons and my old vm shit the bed. bellow is my main play

ffmpeg kit flutter video compressor

I am not experienced with ffmpeg. So I'm sorry if I'm asking the wrong question in the wrong place. i am trying to make a video compressor, i add the dependency

Encrypting a video file with the 3DES algorithm

I am encrypting a video file using 3DES algorithm and ffmpeg library.In my program, I use two channels, each connected to its own instance of FFmpeg. Basically,

How to Show result after uploaded file in PHP

I have a script that uploads the video to a server, everything is correct but there is a problem, after the upload of the video to the server is completed it sh

Very long ffmpeg command due to drawtext commands for every second

I have a video of about 20 minutes length and want to show every second a different text using the drawtext filter. I used a java software to compute a very lon

Problems building ffmpeg dlls on windows 32

I'm trying to build ffmpeg dll files for windows 32 with mingw32. at eatch try I manage to get some dll files but can't use theme because of a fiew dependancys

What kind of streaming protocol is the following technique of FFMPEG and HTML Video tag?

Many people were looking for live streaming solution on a web page. I want to share the following knowledge after doing so many researches and having spent so m

How to record depth stream from realsense L515

I have a depth camera (Intel Realsense L515) and I do like to record a video of the depth. I have seen this answer which is using FFMPEG, but I didn't know how

FFMpeg Add multiple Gifs/Watermarks to a video

I'm trying to add various Gifs/Watermarks to a video, but I'm having a problem getting it to work properly. We're assuming the video is 60 seconds long and I'm

FFMPEG killed - not much information for troubleshooting

can't find out what might be causing this killed. Any tips? or what kind of logs might help to troubleshoot? It just says 'KILLED'. This FFMPEG is installed in

Error submitting the frame for encoding when submitting NV12 texture

I'm trying to encode D3D11 NV12 Texture on QSV encoder but getting [h264_qsv @ 00000244ce6f50c0] Error submitting the frame for encoding. Main: int width = 1920

Write empty packets into avi file ffmpeg

A task: I have a trusted video event detector. I trust to my event detector for 100% and I want to write an uncompressed frame to my avi containter only if my e

How to convert animated webp to gif in android / java?

I want to convert the animated webp files to gif file and looking for solution since couple of days but did not get any easy straight solution yet. I tried ffmp

How do I use ffmpeg to concatenate 2 videos and add a period of silence + black screen between them?

There are several existing examples, but I'd like a single command that uses complex_filter to achieve the objective without doing extra things like generating

FFmpeg change video speed with -r vs -filter and setpts

If I want to change the video speed with ffmpeg, what exactly is the difference changing the fps: ffmpeg -y -r 10 -i video.mp4 video_new_fps.mp4 or using filter

Running subprocess.Popen in a compiled script has a significant delay

Edit: In this specific example, Python 3.8 is being used on Windows 10. I need to run FFprobe through subprocess.Popen so I can capture and parse the output. If

how do I save the videos in an specific bitrate using ffmpeg?

I am trying to save some videos in specific bitrate (8000k) and for this, I used the following code: ffmpeg -i input_1080p60 -c:v libx264 -pix_fmt yuv420p

ffmpeg - transcoding.c - why the last packet is discard

Using ffmpeg examples transcoding.c. (https://github.com/FFmpeg/FFmpeg/blob/release/4.1/doc/examples/transcoding.c) This is read by ffprobe.exe (ffprobe.exe -i