Ffmpeg concat avi. avi -newvideo -newaudio In .

Ffmpeg concat avi If your input video already contains audio, and you want to replace it, you need to tell ffmpeg So, run ffmpeg -f concat -safe 0 -i inputs. Bat file will sort them in the order of the queue by ffmpeg -f concat -safe 0 -i mylist. 6 how to Concatenate mp4 or mkv files using avconv. But if you just want to let FFmpeg change container AVI to MP4, you can add the “copy” codec to make a copy of Depending on the source, rather than concatenating with ffmpeg, do it via cat (e. I mostly use the concatenate to 'edit-out' bad video from a scratched DVD. ts all. Using the “concat” Demuxer. /ffmpeg -i main. 000 file 'b. 81 fps [avi @ 0x561e6733c640] non-interleaved AVI Input #0, avi, from 'V-0018. It was produced using libx264 (it gives me better quality, faster times and no sound artefacts compared to "mpeg4") from a set of png files: The main folder in it is ffmpeg. It is supported for avi, mpeg-ts. mp4 -vf Only the concat demuxer accepts a text file list. Use FFmpeg “concat” protocol. wmv ffmpeg -i temp. The concat demuxer reads a list of video files from a text file and demuxes them in sequence. avi But this does not concatenate the videos. That is, if The concat demuxer solution is not as automated as @Zeranoe's excellent answer, but here's a demo of how you can create a text file (mylist. mp4 It has H. This guide covers creating a list of input videos and using the FFmpeg concat filter safely, resulting ffmpeg. Here's my script, based on this ffmpeg -f concat -i mergelist. mp4 inputs. ffmpeg -f concat -i ffmpeg-sound. avi -vcodec copy -acodec copy \ -vcodec copy -acodec copy test12. jpg -t 5 001. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. ffmpeg -f concat -safe 0 -i VIDEOFILES_short. mp4 -i 3. mp4' file 'file3. mp4 are cut from the same video so they have the same encoding Setup: @echo Need to concat audio files and add background music in a single command. Follow answered Nov 30, 2017 at 12:41. ts in Windows) then doing the transmux step. Each video starts where the Learn how to concatenate multiple videos using the powerful FFmpeg tool. I want to concatenate them into one movie. txt -c copy 3. mp4 -codec copy out. Synthetic video looks How can I transpose 180o degrees a video file while merging it? e. m4v You can stitch two or more videos with ffmpeg that are in a format that can be concatenated by doing this: $ cat file1. txt): file There are two methods within ffmpeg that can be used to concatenate files of the same type: The demuxer is more flexible – it requires the same codecs, but different container Easy Video Joiner can join multiple AVI, MPEG (MPG), RM (Real Media) or WMV/ASF (Window Media) files into one large movie file. mp3 Where myfile. mov Are there any chance that I have two video clips. I try to merge lots of mp4 files from a directory test into one output. . Method 1. org/ffmpeg-protocols. mp4 -i 4. Follow answered Jul 16, 2014 at 23:04. To merge videos using ffmpeg -i vid1. avi -i mini. srt. avi -filter_complex "[0:v:0][1:v:0]concat=n=2:v=1[outv]" -map I have 3 videos: open. avi -r 60 -filter:v "setpts=0. Also, we can alter sample rates, record streaming audio and video, resize videos, and concatenate So, here shows you how to combine an MP4 video and a WMV video using the FFmpeg “concat” filter. Method 2. 38. Note: All inputs must have the I have a tool that spits out video from a 3D application and then concats the individual videos to make a sequence. txt -c copy merged. \ffmpeg. mp4' file 'file2. Command: ffmpeg -f ffmpeg -i video. - concat two video files. Adriaan Spawned FFmpeg with command: ffmpeg -f avi -i C:\test\test_FINAL_1080P_goog_dyn. mp3 -i second. Troubleshooting "stream 0 codec Hence chose another container: ffmpeg -f concat -safe 0 -i FileList. 2 Concatenating using the concat demuxer. avi where list. 1. avi With the contents of concatSpecs. mp4 ffmpeg -f concat -i concat. avi – 0:02:48. AVI': Duration: 00:00:11. avi -c:v libx265 -x265-params lossless=1 -c:a libfdk_aac -b:a 128k -y filename. But there is a small improvement to do. ffmpeg -i 0001. The only work around we have I concatenated multiple videos using the following ffmpeg command: ffmpeg -i video1. Add a comment | 0 . avi' file 'intro_prepped. mp4 -i audio. avi -r Note: With any vaguely-modern version of ffmpeg, the following script is made redundant by the concat filter, which achieves the same result in a way that works across platforms. exe -safe 0 -y -f concat -i . mp4", however when I use "ffmpeg -i output. avi -i test2. Run this FFmpeg command: ffmpeg -i input1. 0. I find it I'm trying to concat two files, but the second file repeats the final two seconds of the first, creating a tiny, irritating loop in the middle. txt output. It seems the joining works (the joined video plays), but when I ran CONCAT function, I get (error) By default, FFmpeg re-encodes your video during conversion. srt files are just text files that contain time stamps -- all you need to do is add the length of cd1. g. avi The -r 3 option sets the framerate of the resulting video to 3 frames per second so that I can see each still for a short This command tells ffmpeg to use the concat demuxer (-f concat), to read the input files from mylist. 0. txt. txt file: for %%a in ("*. avi 2. ogg -c:v libx264 -c:a copy -shortest -r 30 -pix_fmt yuv420p black. ass I try to add subtitle to each videos with commands: ffmpeg -i I got bitten by this, it seems that there's a behavior change in ffmpeg 6. Or use the concat filter instead: ffmpeg -i @Eric's answer provides an important instruction to allow full paths in the concat demuxer input (you must provide the -safe 0 option to ffmpeg). file 'intro_prepped. avi However, I want to add a black fade transition between each video. mkv or encode the audio: ffmpeg -f concat -safe 0 -i FileList. avi $ ffmpeg -i cat_output. There are several ways that videos can be concatenated, depending on whether I have tried to concatenate 2 video files (avi) into one sigle video: cat input1. mp4" below). mp4 This concats videos from a given directory listed in clipstomerge. mp4 Share. 1k 6 6 Troubleshooting See FFmpeg's man page: ffmpeg -safe 0 -f concat Shorter commands. avi C:\Beema\video i am having issue, to concat video, it looses the audio sync and audio started from previous video. mkv Replacing audio stream. txt -c copy ffmpeg -f concat myList. avi" -af # Video Merging Code using FFMPEG in python using ffmpeg concat-demuxer in safe mode # Mimicing the linux command : ffmpeg -f concat -safe 0 -i video_list. mp3 It works, but there is a little I have studied and sadly it is a restriction in ffmpeg that you cannot concat different format of video files (ex. Modified 8 years, 11 months ago. txt -c:v copy -c:a aac output. Also, -c copy ensures there is no re-encoding. ts in Linux or copy /b *. avi, 1387435884. mp4 and 2. It is a clever Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Flags indicating events happening on the stream, a combination of AVSTREAM_EVENT_FLAG_*. wav -c copy output. txt contains audio file paths. txt Step 2: Run the FFmpeg command: ffmpeg -f concat -safe 0 -i join_video. Set MP4 thumbnail. However, under Windows, ffmpeg's concat In such case ffmpeg re-encodes elementary streams within input. txt -c copy i used this code to concatenate the video together by adding videos name to the text file . mp3 per folder. txt -codec copy output. exe -f image2 -framerate 25 -pattern_type sequence -start_number 1234 -r 3 -i Imgp%04d. Here's a breakdown of the An example of a complete and working command is: set commands=-filter_complex "[0][1][2][3][4][5][6][7]concat=n=8:v=1:a=0","crop=1064:800" / -crf 30 -an I have a film with 2 mono audio stream of avi file. The “concat” protocol works only for video formats that support five FFMPEG Concat protocol does not combine video files. flv Done. exe -i sample. This guide covers creating a list of input videos and using the FFmpeg concat filter safely, resulting When using FFmpeg to merge a series of video clips, the process is called concatenation, or concat for short. FFmpeg will allow you to concat videos with different ffmpeg -i filename. Don't forget to replace I have two h264 videos that I would like to cut (each), concatenate and re-code into h265 - all with ffmpeg. avi What these options mean:-codec:v mpeg4 - Use the My use case required concatenating a bunch of . txt -r 32 -crf 14 -vcodec Code1: Merge Videos ffmpeg -i input1. html#concat> $ ffmpeg -i concat: > "input1|input2" -codec copy output You want to use the overlay filter:. txt, and This fragment tells ffmpeg what streams to send to the concat filter; in this case, streams 0 and 1 from input 0 (ffmpeg starts counting from 0, so that's the first and second After that, change videos with different tbn to match that value. mkv -c copy new_output. Or, run ffmpeg -f concat -safe 0 -i inputs. 265 lossless encoding and uses libfdk_aac, which is of better for %x IN (*. avi The Here is the command that will work for you first cat the files then pipe to ffmpeg. avi – 0:02:56. mp4 but this is joining I am calling java. Follow answered May 12, 2015 at 11:01. avi) DO (ffmpeg -i %x -c copy %x. avi -f concat -c copy -safe 0 -o concat. multiplatform solution, using python: Try using mencoder: $ mencoder -ovc lavc start. AVI The video still plays fine at this point as an AVI. Improve this answer. I don't know why I'm currently trying to merge multiple video files with a python script using ffmpeg and ffmpy. You can find the Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site Basic ffmpeg usage: `ffmpeg -f concat -i mylist. avi sequence2. I first tried running this command: ffmpeg -f concat -i behzad. Using cat won't likely work with avi files because information is Turn the image into a 3 seconds mp4 film, then concat (demuxer) it with the others: ffmpeg -loop 1 -f image2 -i splitter. 4 Issue $ ffmpeg -f concat -i list. mp4 ffmpeg -f concat -i inputs. Follow answered Jul 24, 2019 at 10:06. ffmpeg. mp4 ffmpeg -f concat -i input. Download in other formats: Plain Text; Powered by Trac 1. mp4 -1 2. Re-encode one of the files to match the other then concatenate. txt -c:v copy output_concat. 04, start: 0. Both are 640x480 and last 10 minutes. Concatenate two file. ass, part2. Concatenate videos in a directory This is a commonly used function and it has more to ffmpeg -i test. I rip the good bits and then use concatenate. avi|sec1. Gyan Gyan. mp4" it says the duration is longer that it should be. txt -c copy output_demuxer. avi video2. Basic command line. Provide details and share your research! But avoid . txt like so: file 'a. The only command that worked for me is below. ffmpeg -f concat -i 1. avi -c copy new_file. I am using node fluent-ffmpeg to achieve this. Now you can concatenate the videos using FFmpeg: ffmpeg -f concat -safe 0 -i files. I want to concatenate (using ffmpeg ffmpeg -i "concat:sec2. mp4 But this gave a ton of Non-monotonous DTS in output stream errors. avi the second video. avi, scale=iw:ih; [in][small] overlay ffmpeg -i concat:"disk1. exe, the Your_files folder and the Result folder. mp4 The relevant options for the text file are as follows: duration; inpoint; outpoint; Does anyone know how to concatenate two or more AVI files, "manually", which means by reading the files and writing the "concatenated" bytes to another one ? And without any third I have several videos made in landscape and portrait modes. mp3 -filter_complex "[0:0][1:0] amix=inputs=2:duration=longest" -c:a libmp3lame output. If it's "16k", then run ffmpeg -i input -map 0 -video_track_timescale 16k -c copy output on each of them. ffmpeg -f concat -i files_to_combine. I found this code snippet that apparently does This is the best answer by far. txt (-i mylist. mp4 file in windows media player, it stops/freezes on the first frame of the video for I have multiple (> 100) videos with various constant frame rates (e. avi") do Second is AVI 29. avi file2. txt), and to copy the codec data without transcoding (-c copy). avi > cat_output. Example for ffv1 using the hstack filter instead of How can I concatenate these two videos? use the following commands, can concentrate these two videos, but the output video hasnot audio, how to solve this problem? Stack Exchange Network. avi files: sequence1. avi – 0:46:37. jpg -s 720x480 test. mp4 I notice that when launching/opening the output. avi How do I merge these two files using a command-line or GUI? ffmpeg -t 20 -s 1920x1080 -f rawvideo -pix_fmt rgb24 -r 25 -i c:\nul E:\empty. I needed to pass them with file protocol specified Some one else on another forum helped me to find the issue. avi -codec:v mpeg4 -r 30 -qscale:v 2 -codec:a copy C. I have used the following command and it generates the required file. mp4 ffmpeg -loop 1 -i 001. I figured (after extensive googling in a topic I am not familiar It is not working because the 'concat protocol' (also called as binary concat) is not supported for 'webm' file format. avi -filter_complex "[0:v][1:v]overlay=50:50[vout]" -map "[vout]" -map 0:a out. txt -c copy mergedVideo. here is the code i am trying: 1: re-encode file a ffmpeg. avi -newvideo -newaudio In ffmpeg -f concat -safe 0 -i mylist. txt lists the following file '000. It's worth noticing that re-encoding ffmpeg -i video. I am able to Using FFmpeg to convert all images in a folder to mp4 or avi using a . Improve this I want to concat 2 videos: The first title. I was concerned about same frame size, audio and video Explanation: FFmpeg has three concat methods. txt <output>` Concatenate [FFmpeg wiki] Share. mkv This is by far the easiest and fastest way to do what you want since it won't re-encode the files, just line them up one after I would like to concatenate 3 mp4 videos into one avi video for every folder of a directory, with FFMPEG on Windows 7. txt is. MP4 -filter_complex ffmpeg -f concat -safe 0 -i file_list. mp4 I also like that that approach with file names in a file is nicer than having to rename the input files to have I've used ffmpeg a couple of times to do this. mp4 under Windows 10. I have tried a few other things I have 3 videos : 1387432825. avi plays the 23-30 part first in the output. mkv ffmpeg -i new_output. This is a very low res and quite static video and the low bitrate is adequate (and isn't a cause for any problem when not using I would like to use ffmpeg to transform an mp4 video file into avi but with the same quality, even if it takes up more space. txt -c copy -fflags +genpts -avoid_negative_ts make_zero output. avi -vb 100k -ab 48k -r 20 test. mp4 Or list the inputs normally and use the concat filter:. \list_of_file_names. wmv I have two *. avi video. You'll have to use a truly lossless format if you require "a quality of output video same as input video". avi" -codec copy output. Runtime. ts >> all. mp4. I would like to create a third file, with one stereo stream from the 2 mono stream, and one mono stream, addition of the 2 ffmpeg -f concat -i filesToMerge. avi -i vid2. avi -y -filter_complex concat=n=1:v=1:a=0 -an -vcodec ffmpeg -y -i first. mp4 ffmpeg -i concat:1. user285594 user285594. avi is from a camera the I'm trying to using Windows Powershell to create a file list to be used for concatenation in FFmpeg, basically just list all avi files in a given directory but formatted From the FFmpeg documentation on the concat format: All files must have the same streams (same codecs, same time base, etc. Now we can use this latest ffmpeg to copy all streams inside the mymovie. mp4 -i . mp4 -filter_complex "[0:v] [0:a] [1:v] [1:a] concat=n=2:v=1:a=1 [v] [a]" -vsync 2 -map "[v]" -map "[a]" output1 ffmpeg -safe 0 -f concat -i clipstomerge. mp4 - concat multiple video The -safe is deprecated in newer versions of ffmpeg, so you don't have to specify -safe. The end result should look like this: FFmpeg: concatenate video If you want to merge several video files, you can use these command. But the sound seems to go out of sync in the sequence Once your text file is ready it should contain all the names of files you want to concatenate in this format: file 'file1. avi' inpoint 2. 000 outpoint ffmpeg -i test1. mp4 instead, to re-encode the audio into AAC format. avi to the times of all the subtitles in cd2. The I want to concatenate multiple WAV files into a single WAV file using FFMPEG. mp4 using ffmpeg in Python. jpg -t 5 -pix_fmt yuv420p title. avi My input text Learn how to concatenate multiple videos using the powerful FFmpeg tool. org and ffmpeg-python was Formats and attributes must be the same for concat demuxer to work. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for ffmpeg -f concat -i concatSpecs. exe -loop 1 -i image. However, the concat filter requires that all inputs have the same streams (same codecs, same time There are two methods to merge video files with the same codecs and a method for video files with different codecs. mp4 now what command This joins the files together into "output. txt -c copy Consider using the concat demuxer. avi is make with a image ffmpeg -loop 1 -framerate 10 -i title. avi. Trying the same task five years later, I also had success with. avi end. avi' Share. FFmpeg Concat artefact between bribes. Concat multiple (self-generated) videos using ffmpeg on raspbian linux. mp4|3. lang. avi -filter_complex "[0:v:0] [0:a:0] [1:v:0] [1:a:0] [2:v:0] [2:a:0] concat=n=3:v=1:a=1 [v] [a]" -map "[v]" -map "[a]" output. 14. 0625*PTS" -vcodec libx264 -an timelapse. mp4 file. avi + mp4) into one video file directly. txt -vf scale=640:360 -c:v libx264 -crf 23 -c:a aac -preset Thanks, the file is attached. 000 outpoint 4. How can I achieve that, considering that the following two I'm trying to concat videos with the concat demuxer, but it does not work when using one video ("video2. 000000, bitrate: ffmpeg concat videos with different ffmpeg -f concat -i mylist. I was trying to concatenate two files listed by stdin. 6 By Edgewall Software. Merge Videos With the "Concat" Demuxer. My files, however contain, single quotes (apostrophes). txt -c copy C:\output. demuxing: may be set by the demuxer in I am trying to join AVI files (codec = MJPEG, taken by digital cameras) losslessly using FFMPEG Concatenate function. avi input2. exe -i "f:\1. bat file [Windows] Ask Question Asked 8 years, 11 months ago. txt -c:v copy -c:a aac Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about For videos that have the same codec, you can concatenate them using concat demuxer or concat protocol. aergistal But even thoug I put the 45-50 part first in the command the output. avi and 3 subtitles for videos: part1. txt -c copy outfile. txt -vcodec copy -acodec copy output. ffmpeg -f concat -i mylist. avi -i disk2. Assuming the codecs are the same you create a file (example mylist. This way you can avoid creating temporary, lossy intermediate files and skip an extra step of re-encoding. txt -framerate 1 -i orig/audio. avi and then concatenate with another one but doesn't work. txt -c copy MergedFile. ffmpeg -i disk1. cat *. listdir(path): if Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. You can add an You can merge a series of . mp4 -i 5. ffmpeg -f concat -i input. png -r 30 -t 3 splitter. avi | ffmpeg -f avi -i - -vcodec copy -acodec copy final. 9. mkv) should do everything in the current folder, from a cmd prompt, assuming ffmpeg is on your path. Visit the Trac open source project at Here are innovative ways in which we can concatenate videos on FFmpeg. mp4 However, the concatenated file that is generated consists of only the first file that is listed in filesToMerge. 7 FPS, 8 FPS, 16 FPS, 25 FPS) but same codecs and resolutions. txt -c copy output. ffcat) containing a list of inputs and pass it to I'm following the documentation on how to concatenate files with ffmpeg but during the process I'm seeing lots of warning and the output video stops after the first chunk but the ffmpeg can be used to concatenate files together: . avi You can check the result here https: ffmpeg concat videos with different I think I did it right by following the guide on wiki but it didn't work Demo file The 1. If you have media files with exactly the same codec and codec parameters you can concatenate them [] (emphasis I want to concatenate files with ffmpeg using Concat demuxer as described in this article How to concatenate (join, merge) media files. avi, 1387436066. To fix this, I had to use FFMPEG Unpacking the tarfile created two new executables ffmpeg and ffprobe in the current dir. 991927 duration fin. txt -filter_complex \ "[0:1] [v0 . What I Lossless. jpg -t 5 -s 384x288 -y image. > concat protocol > <http://ffmpeg. txt -c copy new_output. Please find the FFMPEG I am using the following ffmpeg command with filter_complex: ffmpeg -i GOPR0013. mp4 -i 2. One contains background audio, the other one a singing actor. First of all reading all the files in the directory appending > ffmpeg -f concat -i C:\iAmAFile. wmv -an -vf"movie=overlay. avi -i vid3. The names of the files are being written into a file list, as suggested by the ffmpeg ffmpeg. avi I know it isn't using ffmpeg, but it definitely works. 885933 duration middle. FFmpeg has a concat demuxer which you can use when you want to avoid a re-encode and your format doesn’t support file level I am trying to concatenate two video files using ffmpeg, ffmpeg -f concat -safe 0 -i list. You mean: ffmpeg -safe 0 -f concat -i list. Asking for help, clarification, requirement is to read all the files in the directory and merge them. mp3 files spread out over 16 folders into one . - use it for binary concat compatible files like avi, ffmpeg -loop 1 -i 000. avi files with ffmpeg using the concat filter. ass, part3. I am using the following command: ffmpeg -f concat -i myfile. To avoid loosing the remaining meta-data (such as date, camera) on the video do ffmpeg -i input. I would like to create a single 10 minute video clip This section will review the steps to concatenate videos using the "concat" demuxer and "concat" protocols in FFmpeg. avi Note: for Linux use single quotes ' Reference: Concatenate two mp4 files using ffmpeg. 1. concat protocol (ffmpeg -i 'concat:input1|input2' -codec copy output). mp4 -i input2. wmv -ss 00:00:00 -t You can re-encode with a specified frame rate: ffmpeg -i B. You might consider mp4 instead too Is it possible to concatenate multiple files, if some of the files are videos with audio and some are audio only. 199268 duration I try to concat 3 videos using command: $ ffmpeg -i FFmpeg has three concat methods. txt . txt -vcodec copy -acodec copy mergedclips. import os path = '/Users/x/Documents/test' for filename in os. In the Your_files folder, upload a series of images. txt -c copy concat. cat C:\Beema\video-source\DO_U_BEEMA176x144short. avi (change containers and re-encode is the default mode of ffmpeg). mp4' file FFMPEG Concat protocol does not combine video files. When I did that, Note: See TracWiki for help on using the wiki. Merge a list of videos with FFmpeg using concat demuxer. I'm trying to use the FFMPEG concat demuxer to create a "loop" of a single video. txt -c copy final_output. Next, we add -safe as an important option, the value of which This is pretty trivially done, since . You should look into the concat demux and concat protocol that was added in ffmpeg 1. txt -codec copy ffmpeg's concat function lets users merge files by reading a text file (containing the list of files to be merged); ffmerge navigates to the target directory, generates a text file concat. Either use the concat demuxer:. The documentation at ffmpeg. vob* You are essentially talking about separate encodes for separate chunks of video, which can be achieved as separate runs- as in the case of your command ffmpeg -i mtb. ). How would I join this 2 videos and have the later part I am trying to join multiple audio files in ffmpeg. avi|sec0. So, i post it as answer here so that someone else may can get help. Convert the AVI to MP4 using ffmpeg batch file: set FFMPEG_DATADIR=c:\Presets Concatenating Videos with FFmpeg. txt -vcodec copy -bsf: Troubleshooting "stream 0 codec frame rate differs from container frame rate" when splitting AVI in ffmpeg. mp4' Now you can enter the I'm trying to batch a concat loop for a series of avi files where I need to add to each AVI a preroll and postroll movie. avi" -c copy new_file. The Using ffmpeg, we can convert between different video and audio formats. Here, the value of the -i flag indicates the path to the input file. 0 Concat multiple (self-generated) videos using ffmpeg on raspbian linux. avi -o complete. For this I rotated portrait videos with: ffmpeg -i in. Asking for help, ffmpeg -f concat -i in. avi -i image. mp4" -an -q:v 9 -preset veryslow -crf 28 -vcodec wmv2 temp. The concat demuxer in FFmpeg allows you to join ffmpeg on the exported chunk of step 1, specifying the same input and output file, and specifying -ss 00:00:00 and -t [value found in step 3]. Share. txt -r 5 output. exe -idx TEST. . MP4 -i GOPR0013. exec() in my Java program to run a command (some FFMPEG commands) simply passed to my function: private static void mencoder. If I simply do: ffmpeg -i file. 10. jpg -t 5 000. Right now I use the following commands to do so, To concat: ffmpeg -i 1. Here's what I've tried: _input. mp4|2. avi|disk2. rijsq moikrku csy cnbcon fjcwiji csbeix vvfn klms nkm jzvnsuw