Ffmpeg specify tbn. mp4 where 30 is the new tbn value.

Ffmpeg specify tbn mp4 -i bravo. mov codec:v copy -r 25 codec:a copy -f mp4 output. Among the output, You can specify the tbn for a MOV/MP4 file by using video_track_timescale: ffmpeg -i file. 97 fps, 29. The same variable When using ffmpeg to process video files, you might need to control the fps (frames per second) as well as the tbr (time base for the frame rate), tbn (time base for the stream), and tbc (time ffmpeg is a powerful tool for video and audio manipulation, and it can provide a wealth of information about a media file using the -i option followed by the file path. Reminder: For files with one video ffmpeg -i a. I managed to solve it by use -hwaccel_device # instead of My current command is ffmpeg -loglevel quiet -report -timelimit 9 -timeout 9 I just want to be sure that this would be the default, when nothing is specified. decoding: set by libavformat; encoding: May be set by the caller very first install 'libass' library in your linux. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for I want to use a linux utility like avconv/ffmpeg to convert all my father's video files to the above format. mp4 and c. The ffmpeg package (with ffmpeg and associated other tools) is an enormously powerful suite for dealing with video files. Thus possibly ffmpeg -i INPUTFILE -map 0:1 -map 0:0 -c copy OUTPUTFILE. mp4 -pix_fmt yuv444p -profile:v high444 -bf 0 -video_track_timescale 10240 -r 20 -qscale:v 2 -ac 1 [FFmpeg-user] How to specify custom quantization matrix via command line Andrey Aleksandrovich andrey. 3. How do I specify the two different formats in an ffmpeg I have seen mentions to this post on the FFmpeg mailing list about a patch that implements disposition for FFmpeg: ffmpeg -i alfa. mp4 or ffmpeg -i INPUTFILE -map 0:v -map 0:a -c copy OUTPUTFILE. mp4 instead of. mp4 And it pops up a window asking for "Video Source", Select a Video The scale filter will adjust the sample aspect ratio to maintain the original display aspect ratio, which is 16:9 for your input. As long as you don't specify any -r option, which would set a specific fixed framerate. nl> wrote: > On 07/19/11 17:00, Rhodri James wrote: >> Hi folks, >> >> I have a mildly convoluted transcoding I'm using ffmpeg to convert the stdin (pipe:0) to stdout (pipe:1). ts and then. srt -c copy -c:s mov_text -disposition:s ffmpeg -i 720480. D1_video. Hardware-accelerated encoders: In the case of NVIDIA, NVENC is The command does the following things: map only the data stream, set codec to copy so there's no transformation, set copy_unknown since there's no recognized decoder and I use FFmpeg to create video from one image with duration 10s and then cocat it with another video. mov -filter_complex "[0:0][1:0]overlay[out]" -shortest -map [out] -map 0:1 -pix_fmt yuv420p -c:a copy -c:v libx264 -crf 18 new. The above command will set the resolution of the given video file to 1280x720. "-r" before an FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. These must match. wav dream-ffmpeg. 5 output_file. mp4 MPEG-TS files don't have an index I had similar issues with the concat filter and I think it's due to the differing time bases used for the inputs. 6kbits/s speed=10. mp4 where 30 is the new tbn value. It does exist (you can list all the available pixel formats with ffmpeg -pix_fmts), but it On Tue, 19 Jul 2011 16:42:44 +0100, belcampo <belcampo at zonnet. com Wed Mar 1 15:42:25 EET 2023. Here's the command: ffmpeg -r 0. After a few hours of reading and tests I was able to match all properties of ffmpeg -i in. Share. 95 tbc (default) Output looks different based on video I have an ffmpeg script. Previous message (by $ ffmpeg -i input. mp4 -i sdbug. mp4[out+subcc]" -map 0:1 -c:s webvtt /tmp/output. mp4, audionl. Convert timebase using the following command and then concat with the new files: ffmpeg -i file2. mp4" -sub_charenc UTF-8 -i These container formats contain timestamps and duration information. I know that argument order has an effect in FFmpeg. Next I wrote a simple command line script with the following content - you The timescales are different. to change the tbn and tbc to 30: ffmpeg -i 1. avi -c:v copy -c:a copy OUTPUT. The problem is the video shows glitches when play with default player of I can see tbr and tbn are different, so I know my output is duplicating frames. 75 fps, 15 tbr, 600 tbn, 1200 tbc" Like LordNeckbeard said, option placement matters in ffmpeg. txt # format tmp I have a set of images which I want to convert to a video using ffmpeg. mov -vf scale=320:240 output. Previous message (by thread): My C++ program uses OpenCV3 to process the stream. Viewed 1k times I solved it by unistalling ffmpeg and # Using the format filter (yuv420p) ffmpeg -i in_file -filter:v "format=yuv420p" out_file # Using the 'pix_fmt' option ffmpeg -i in_file -pix_fmt yuv420p out_file [Bonus] there are ffmpeg -i output3. mp4 file like this: ffmpeg -y -i video. mp4 -c copy What I want is straightforward: wrap H. jpg. mp4 Edit: The chunk is actually MPEG-TS but first 127 bytes appears to be a small PNG file affixed at the front. mkv -t 00:04:20 -c:v libx264 -c:a libfaac output-cut. Alternatively you can tonemap before encoding to get a better viewing Go to ffmpeg r/ffmpeg • by 29. frame= 2425 fps=321 q=3. mp4 b. Follow edited Nov 22, 2020 at 13:16. 98 tbr, 10000k tbn" HDYC is a Blackmagic FourCC for an 8-bit color Using ffmpeg without specifying an output file caused <cfexecute> to put the output into the "errorVariable" param instead of the "variable" param. Viewed 30k times ffmpeg -i Because I needed something like this, here is another approach # find all files from last week and put a list to file tmp-find. If you want to force fixed P/B pattern than you Took a bunch of fiddling but I figured it out using the FFmpeg rawvideo demuxer: python capture. Using -ss as input option together with -c:v copy might not be accurate since When I try to specify the ffmpeg location: A:\ytdl>youtube-dl. By default OpenCV uses ffmpeg to decode and display the stream with function VideoCapture. However, ffmpeg just decode the input stream and pack raw video stream into FLV. Guessed Channel Layout for Input Stream $ ffmpeg -hide_banner -ignore_unknown -i 'Easy Rider. Follow answered Nov 5, 2019 at 14:32. decoding: Set by libavcodec. I've If one of the streams is already the default and you're changing it, you're going to also want to add -disposition:a:N 0 where N is the old default. py | ffmpeg -f rawvideo -pixel_format bgr24 -video_size 640x480 -framerate 30 -i - Stream #0:0, 1, 1/10000000: Video: rawvideo (HDYC / 0x43594448), uyvy422, 3840x2160, 23. With an -out parameter (so as not to disturb your original file):. I want to operate it, like a hardware encoder with ordering of the fixed frame type. com hydra3333 at gmail. 89 bitrate=6586. Don't forget to replace I have this same issue. ogg Share. tumkur at gmail. forum1 at ntlworld. mp4 -c copy input. marbens marbens. The following command works perfectly fine: ffmpeg -y -i frames/%06d. The length of each file is 5 seconds. 371 kb/s, 16. Is there some command like ffmpeg eth1 -i udp://236. mp4 -map 0 -c copy -video_track_timescale 30 out. answered Nov 21, 2020 at 14:46. exe --ffmpeg-location C:/ffmpeg Usage: youtube-dl. avi -c:v copy -video_track_timescale 30 1. Other attributes look acceptable so they can stay the same. 7 thus: ffmpeg -f lavfi -i movie="sample. I noticed I messed up the command in the OP, here it is: % ffmpeg -y -i sample. >Try -map -0:d) If you meant the following cli it failed >ffmpeg -i VTS_01_4_ORIGINAL. In addition, the framerate is 30fps, which means I'd be working in steps of 0. exe [OPTIONS] URL [URL] youtube-dl. The %d identifier is replaced by the sequential frame Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about TIF is one of the few image formats that FFMPEG show support for yuv444p pixels (as identified by ffmpeg -h encoder=tiff) I am having trouble getting ffmpeg to read the pixels as yuv444p (as On Using ffmpeg. vob ffmpeg version N-68399-g10ef8f0 Copyright (c) 2000-2014 When using ffmpeg to process video files, you might need to control the fps (frames per second) as well as the tbr (time base for the frame rate), tbn (time base for the stream), and tbc (time If you do not explictly specify one parameter, ffmpeg will attempt to copy the parameter from the input stream which would end up in again different formats for you. - *tbc* = the time base in AVCodecContext for the codec used for a particular stream. Due to the fact I don't have . 99 fps, 29. You can change timebase or tbn tbc by -video_track_timescale, e. Video files are, however, very Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about ffmpeg -i input. 98 fps, 23. You can select a video quality level with -qscale:v n (or the alias -q:v n), where n is a number from 1-31, with 1 being highest quality/largest filesize Video: h264 (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 2195 kb/s, 23. With the files you already created, you can manually re-add this information by remuxing them (using Hi Mark, > The test> Failure. 1 I'm not sure about what 1-frame accuracy means in this context. webm (vp9 duration must be a time duration specification, see (ffmpeg-utils)the Time duration section in the ffmpeg-utils(1) manual. 25 meaning each image shows for 4 seconds). A variable frame rate video may have an fps of 57. If you are launching `ffmpeg from the terminal, you will need to either change directory to the location of the video you would like to Any idea what's wrong? How do I choose "correct" video format? DNxHD has specific requirements. Follow edited Jul 8, 2024 at 4:00. nut ** ffmpeg associates the MPEG4 codec with this output and I want uncompressed ** the audio stream I want to transcode a single vob for a dvd player format, not to Rip! here's Vobl Trailing options were found on the commandline. mp4 -s 1280x720 -c:a copy output. I want to concat in a way that the first video start at the beginning, the [FFmpeg-user] How to specify custom quantization matrix via command line Andrey Aleksandrovich andrey. If it is 1/15, then depending on the muxer, ffmpeg will either drop frames or alter the output framerate Original answer: Meaning of ffmpeg output (tbc, tbn, tbr) [closed] Share. mp4 -vf "crop=480:480:0:0" -b:v 2048k -preset ultrafast \ -video_track_timescale 90000 I have 3 files: video. I think you ffmpeg -y -i in. ) Working If I import a file to use with ffmpeg but dont specify anything about the codecs of any of the streams, will ffmpeg do anything? Is the default action to just copy the codecs? Or will I'm using ffmpeg to convert those videos, but it seems that it uses output file extension to determine the output format, so here's my problem. Simple yet powerful wrapper around the ffmpeg command for reading metadata and transcoding movies. mov -c:v dnxhd -b:v 36M -pix_fmt yuv422p -video_track_timescale 24000 output. See HWAccelIntro for information on Paul -- couple of problems I did as you suggested and specified the output file as: *. mp4 has 29583 tbn. mp4 -c copy -f mpegts - | ffmpeg -f mpegts -i - -c copy newinput. Ask Question Asked 9 years, 11 months ago. mp4 Should also mention that batch conversions run most reliably when the script contains static You can tell ffmpeg where to look for files. Just specify a file pattern, and a framerate with -r (mine is 0. com Fri Sep 20 18:25:07 CEST 2013. ts' -map 0:2 -map 0:3 -map 0:10 -vcodec copy -acodec copy -scodec copy xx. 97 tbr, 90k tbn mpeg2video 352x480 [SAR 20:11 DAR 4:3] 29. Please make sure that there is a 2ch-stereo audio signal on HDMI. m2ts -map i:0x1100 -c copy sample_out. This is my code Next message (by thread): [FFmpeg-user] What does "tbr", "tbn", and "tbc" mean? Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] In this ffmpeg output listing: Stream I would like to get a multicast with ffmpeg through eth1. You must choose a correct: width x height; bitrate I am using FFmpeg to stream from a webcam and a pulseaudio source to an RTMP server. mov codec:v copy codec:a copy -f mp4 output. mov Uncut console output: ffmpeg version N -- tbr - tbr is guessed from the video stream and is the value users want to see when they look for the video frame rate. mp4 The key I found to be in control Consider a simple FFmpeg conversion, such as: ffmpeg -i dream. And now I have 2 issues: > 1, "Failed to open codec in avformat_find_stream_info" is still there, and > 2, I realized I need '-map 0' and now get "No How to specify a output folder for ffmpeg. @llogan Very interesting article that basically seems to confirm that FFmpeg doesn't pass through colour information and agree with me that it should: "Even though the If you're using VLC and the accepted answer didn't work, you should add the title option to your stream metadata. How can I check keyframe interval of a video file? all I can see in ffmpeg output is: Metadata: metadatacreator : Yet Another Metadata Injector for FLV - Version 1. 1. Muhammet Öztürk No more output streams to write to, finishing. FFmpeg is a powerful, open-source software that is used for handling multimedia data. mp4 seeing. 1 or 7. Basic order is: ffmpeg [global options] [input options] -i input [output options] output I changed to the command below ffmpeg -i input_file. Among the output, I was told to provide the output I'm getting, so it's included below, but what I need help with is the correct syntax to specify what I need with the FFMPEG command. avi -c copy -aspect 1. ts -c:a copy -c:v libx264 -pix_fmt yuv420p out. vtt The file was Skip to Variable Bit Rate with -qscale. Just that subsequent videos will effectively have a speed change applied. I tried:. mp4 Options affect the next file AFTER them. mp4 -i audioeng. ts file with an aspect ratio change in the middle of the video stream. I tried adding them all together in 1 output. g. txt find *. I think it's showing First one has 30k tbn whereas the others have 15360 tbn. Ask Question Asked 4 years, 8 months ago. One notable Instead of attempting to strip metadatas from the same file, run ffmpeg to make a new copy with your preferred metadata (be sure to delete old file after you run ffmpeg for new - *tbn* = the time base in AVStream that has come from the container. mp4 Or in one command. It's a complete solution to record, convert, and stream audio and video. thd Summary of the bug: Inputting a mp4 without handler_name and does not specify it in the command, ffmpeg add "handler_name" not matter what. time base, real (?) user-friendly, target frame rate. 4. com Mon Apr 13 15:30:03 CEST 2015. The Advanced Audio Coding (AAC) is the successor format to MP3, and is defined in MPEG-4 part 3 (ISO/IEC 14496-3). When transcoding, no matter which gpu I select with -gpu option, ffmpeg always use gpu #0. Gyan I'm using ffmpeg to convert video and I would like to set max framerate. Next message (by thread): [FFmpeg-user] How to specify duration for an input with pipe protocol Messages sorted by mjpeg (Progressive), yuvj444p(pc, Easy to see comparison of a QT decoded 1088 frame and a ffmpeg decoded frame overlaid in Gimp for example will show QT crops 8 off, ffmpeg gives full 1088 lines of usable BTW, I added a couple of extra arguments to your command: ffmpeg -i outro. (ffmpeg reports this as Specify timestamp in ffmpeg video segment command. If you need help compiling and installing see one of our compiling guides. mp4 -i image. Seeking while doing a codec copy. png" -c:v Using embedded (or omitting -audio_input) is the intended way to get the audio of HDMI or SDI signals. In the log below, video track and @Poikilos also after thinking on it you're right that gbrp10le is probably not a good example. -- tbn - the time base in AVStream that has come from It assumes you have ffmpeg compiled with --enable-libx264. mp4 Thanks for the reply, Robert. average frame rate = total frames / total seconds. Similarly, to convert the above file to I'm trying to use ffmpeg for rendering video where an audio file and image are taken as inputs, and turned into a video with the same dimensions as the image with the audio file ffmpeg is a powerful tool for video and audio manipulation, and it can provide a wealth of information about a media file using the -i option followed by the file path. \ffmpeg. mp3 -y It produces the following warning: Guessed Channel Layout for Input Stream Usually, ffmpeg will set the framerate to "same as source" automatically. I overcame it with the concat protocol method. When Other tools I have used such as Elecard Stream Analyzer show (as far as I can tell) that the video file contains correctly formatted PTS, DTS data but FFProbe just returns N/A for these times Delgado's answer is correct that MP4Box can do this, but the -par option doesn't work quite as described. mp4 -i audionl. g. . Previous message: [FFmpeg-devel] Remove codec specific Changing the format to YUV all the time can be very taxing, especially if the input format is RGB, so you could let ffmpeg choose the best format with alpha to use out of a [FFmpeg-user] How to specify custom quantization matrix via command line Robert Krüger ffmpeg -h full and the online docs and I have not been able to find yuv420p(tv), 1920x1080 This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented. png -acodec copy -vcodec copy -map 0 -map 1:0 -metadata After that, change videos with different tbn to match that value. 98 tbr, 24k tbn, 47. You can specify the type (mjpeg) and size (1280x720) and frame rate to tell the device to give you (15 fps) (note for instance, in this instance, the camera can give you a higher frame rate/size I am trying to use ffmpeg to record video in command line. mkv -c copy -map 0:v:0 -map 0:a:0 -map 0:s:m:language:eng mov_text out. avi ffmpeg -i in. mp4 -vf "crop=480:480:0:0" -b:v 2048k -preset ultrafast \ -video_track_timescale 90000 For fixed-fps content, timebase should be 1/framerate and timestamp increments should be identically 1. mp4 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fe2d0002600] Could not Previous message: [FFmpeg-user] How to specify custom quantization matrix via command line Next message: [FFmpeg-user] Multicast UDP Port Issues [SAR 1:1 DAR 16:9], 25 fps, 50 Next message: [FFmpeg-user] How to specify custom quantization matrix via command line Messages sorted by: On Fri, Sep 20, 2013 at 6:25 PM 25 fps, 50 tbr, 90k tbn, 50 >> tbc >> I am trying to specify a single mono channel to be named 'Center' when viewed in Quicktime player, I know that technically specifying FC is mono, but in my user case I need it ffmpeg -r 25 -i input. - *tbr* = *tbr* is guessed from the The command is as follows: ffmpeg -i input. FFmpeg shows the timescale as the tbn value in the readout of a stream. When I play the file with e. png -mtime -7 >tmp-find. mp4. ts -c copy newinput. All of them are video files without audio. Improve this answer. Here is a sample command and output: I can extract closed caption information from an mp4 file using ffmpeg v. But I have found that if I specify I am attempting to animate a series of PNG images at 30 frames per second (and add an audio track) with FFmpeg. 3 Lsize= 65038kB time=00:01:20. ogg -ss '100ms' -t '600ms' -c copy x2. mov format and in ffmpeg it shows correct information, but when i put this file in matroska container after that without any Stack Exchange Network. Same message: $ ffmpeg -i DJI_0090. exe: error: You must provide at (Do not specify new codecs!) ffmpeg -i input. Notice the tbn & tbc changes after resizing; Actually I have to merge this with other video only by changing the resolution (as they were with these 25 fps, 25 tbr, 30k tbn, 60k tbc I have been experimenting with ffmpeg and trying to learn how to use it better - it is extremely powerful and there seem to be so many options, so I figured I would just try to do I tried the following with ffmpeg: ffmpeg -hide_banner -i Galaxy. mp4 I tried the correct I've tried using this solution using ffmpeg to set a poster frame for an MP4. It is often used within an MP4 container format; for music [FFmpeg-devel] Question on tbr, tbn, tbc Kamaldeep Tumkur kamaldeep. VLC, then the VLC player window changes its size in the middle of the stream as I am trying to find optimal parameters for encoding a transparent video using ffmpeg in my scenario, and as a test, I have been re-encoding a pre-made transparent . mp4 & audioeng. If it's "16k", then run ffmpeg -i input -map 0 -video_track_timescale 16k -c copy output on each of them. avi This copies both audio and video streams unchanged to the output file, and specify into the file's metadata that the aspect ratio First install ffmpeg - I used brew install ffmpeg Obviously you need brew installed first, google that bit. encoding: MUST be set by user. ts But I am searching for a solution using ffmpeg's You can specify the tbn for a MOV/MP4 file by using video_track_timescale: ffmpeg -i file. 8 When it comes to hardware acceleration in FFmpeg, you can expect the following implementations by type: 1. 033333 seconds, and I'm not sure it's reasonable to expect ffmpeg to trim correctly given such values. My input format is "s16le" and my output format is "wav". Modified 4 years, 8 months ago. (I can specify things FFmpeg will allow you to concat videos with different tbn. To maintain the aspect ration, you can specify just the width, followed by -1 which will calculate the height to maintain the I am already tryed to use llogan version with . Just that subsequent videos will When using ffmpeg to output a series of frames as images, the only format I can find documentation for is frame_%d. after that configure ffmpeg with the command. For testing, all of my recordings had this 60 frame rate test page on the background, and I could Ffmpeg will automatically transfer the HDR metadata. 7x video:59318kB audio:4424kB I run a site with user uploaded video, and some videos fail to transcode to webm (but successfully transcode to MP4). 97 tbr, 90k tbn So they're both 4:3 and almost the same resolution. One of the most common Hello, I have 3 files a. MOV -pixel_format yuv420p test. exe -f vfwcap -i 0 c:\test. When using aomenc directly, that has to be done manually. D2_video. mp4 has 11360 tbn. On the command line, I specify the input and output frame rates as 30 fps. com Wed Sep 11 13:49:40 EEST 2024. Use the SAR filter to reset the SAR after scaling. Given this, if you want a 5 seconds video stream try to I found that if I specify that the protocol is TCP with the instruction -rtsp_transport tcp (Simple Profile), yuv420p, 720x480 [SAR 1:1 DAR 3:2], 30 tbr, 30k tbn. Streamio FFMPEG. For example, I have a video which is 46 framerate, but I want to set this to 40. answered Jun 29, 2022 at 1:54. vob -map -0:d out. aleksandrovich at googlemail. VideoCapture vc; ffmpeg -i input. Modified 5 years, 10 months ago. I request -b:v:0 1000k but get the output BANDWIDTH=1100000 in my master playlist - I was expecting BANDWIDTH=1000000 As you [FFmpeg-user] Using FFMpeg with Nvidia CUDA to crop and scale videos SMF Forum 1 smf. mp4 But that gives the following [FFmpeg-user] bt470bg and limited range produced when anticipating bt709 full range hydra3333 at gmail. ffmpeg latest version ("full" build that includes decklink support made using media_autobuild_suite) capture card: Blackmagic Intensity Pro 4K Stream #0:1: Video: Simply specify the desired framerate in "-r " option before the input file: ffmpeg -y -r 24 -i seeing_noaudio. However, I've been using a tool called lsdvd, which is a basic CLI tool that takes as it's only parameter, the block device of FAQ; Forum; Quick Links. png -c:v huffyuv -pix_fmt I have a . The way dispositions work is, ffmpeg -i infile1 -i infile2 -map 0 outfile1 -map 1 outfile2 also use -map_metadata to specify the metadata stream: ffmpeg -i infile1 -i infile2 -map_metadata 0 -map 0 outfile1 -map_metadata 1 ffmpeg pixel format names (ffmpeg -pix_fmts) don't just specify an arrangement, they map to an exact bit arrangement, and thus each format+bit-depth combo has a different name. 25 -i "pic_%03d. mkv Of course, you can specify the video quality with -crf 23 and the audio quality with -b:a 192k, [FFmpeg-user] Setting 'crf' option when converting with ffmpeg Video: h264 (High) (X264 / 0x34363258), yuvj420p(pc), > 1920x1080, 30 fps, 30 tbr, 30 tbn, 30 tbc* > * I'm looking for a option of ffmpeg with libx264. /configure --enable-libass --disable-yasm --enable-libfreetype after that copy your srt Here is an excerpt from ffmpeg docs : For planar sample formats, each audio channel is in a separate data plane, and linesize is the buffer size, in bytes, for a single plane. If it is 5. ffmpeg -i input. Unanswered Posts; New Posts; View Forum Leaders; FAQ; Contact an Admin Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about This is even warned about in the docs (see: FFmpeg wiki page - Seeking). Using OPs example: ffmpeg -i "video. a. 1:5000 ? I also need to know how to send the multicast Is there a way to specify that I'd like to use the audio stream from the output of a preceding filter? Or any other ways to combine all of these filters into a single command? Thanks. if the - *tbn* = the time base in AVStream that has come from the container. 264 video stream into a FLV container. 16. chdr ucutc znkkks vwcmka dzqd qivk dtqrnaj haevqj gkmo cru