3 April

Newest 'ffmpeg' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/ffmpeg

• 07:40
  How to decode MP3 using libmp3lame decoder using ffmpeg command line? - Kumar Newest 'ffmpeg' Questions - Stack Overflow
  I need to decode .mp3 file using libmp3lame decoder in ffmpeg, this ffmpeg build contains libmp3lame. Decoded output can be .wav/.raw format.So can anyone help me how to decode this using ffmpeg command line.I'm using windows 8.1 os.
• 07:01
  When I build ffmpeg with ndk it does not create .so and .a files for libavresample and libpostproc - Pradeep Simba Newest 'ffmpeg' Questions - Stack Overflow
  When I build ndk with ffmpeg it does not create .so and .a files for libavresample and libpostproc . I build ffmpeg with this files. But , it does not create .so and .a files for libavresample and libpostproc . How can I build .so and .a files for libavresample and libpostproc ? -- files., ,
• 07:01
  ffmpeg .bat script to change frame rate for multiple clips in a folder? - Dan Newest 'ffmpeg' Questions - Stack Overflow
  How do I write a .bat file in Windows 10 that changes the frame rate for multiple mp4 video clips in a folder? For example; change the frame rate from 50fps to 25fps (without re-encoding or dropping frames, so that footage is essentially slowed down.) At the moment these are the commands I've tried using in two separate .bat text files. (I'd like to combine them but don't know how yet). for %%A IN (*.mp4) DO ffmpeg -y -i "%%A" -c copy -f h264 "%%A.h264" for %%A IN (*.h264) DO ffmpeg -y -r 25 -i "%%A" -c copy "%%A_25.mp4"  (...)
• 06:59
  How can I build .a files with ffmpeg? - Pradeep Simba Newest 'ffmpeg' Questions - Stack Overflow
  I followed this tutorial and build ffmpeg. But, it only build .so files and include folder. I want to build .a files. My build files. How can I build .a files with ffmpeg? -- tutorial, files.
• 06:18
  ffmpeg nvidia hwaccel yuv444p raw frame output - 慕容风 Newest 'ffmpeg' Questions - Stack Overflow
  I use ffmpeg to do frame decimation, millions of video I have to use nvidia gpu card (tesla P4) to optimize performance my ffmpeg command is ffmpeg -hwaccel cuvid -c:v h264_cuvid -i ./a.mp4 -c:v nvenc -vf "scale_npp=format=yuv444p" -r 1 ./\\%08d.raw but the output data format is weird, I don't know what the format is and how to decode it I want to know how to decode these data or how to output ream rawdata, can anybody help me? Log: built with gcc 8.2.0 (GCC) configuration: --cc=/opt/compiler/gcc-8.2/bin/gcc (...)
• 05:48
  Screen capture WITH audio in ffmpeg - Adam Kurkiewicz Newest 'ffmpeg' Questions - Stack Overflow
  I am using ffmpeg built from source at this revision in Fedora 20. I am able to record audio perfectly fine with the command: FFmpeg/ffmpeg -f alsa -ac 2 -i pulse -- output.wav However, when I try both screen capture and audio, like this: FFmpeg/ffmpeg -video_size 800x600 -framerate 25 -ac 2 -f x11grab -i :0.0+0,0 -ac 2 -f alsa -i pulse -ac 2 -acodec copy output.mpeg -ac 2 I'm getting a video with 0 audio channels, which I can check running FFmpeg/ffplay output.mpeg Input #0, mpeg, from (...) -- this revision
• 04:33
  Capture Windows screen with ffmpeg - kamae Newest 'ffmpeg' Questions - Stack Overflow
  The ffmpeg is cross-platform and very powerful software to handle video/audio or to stream it. On Linux ffmpeg can capture X11 screen with a command below: ffmpeg -f x11grab -r 25 -s cif -i :0.0 out.mpeg But is it possible to grab Windows Desktop with ffmpeg? -- ffmpeg
• 04:25
  Concatenating videos using ffmpeg writes over empty audio stream - Rutwik Kharkar Newest 'ffmpeg' Questions - Stack Overflow
  I have 4 movie files that I am trying to overlay and concatenate: Intro file with an empty audio channel (generated using lavfi) Main movie file(s) that need to be concatenated and trimmed Watermark that needs to be overlaid on top of 2 An outro movie that also has an empty channel. Here is the command I am using to do all this: ffmpeg -i temp_intro.mp4 -f concat -i tempFile.txt -i scoreboard.mp4 -i temp_outro.mp4 \\ -filter_complex (...)
• 04:04
  Concatenate mp4 video files using ffmpeg on nodejs - Romualdo Arrechea Hernández Newest 'ffmpeg' Questions - Stack Overflow
  I'm trying to concatenate several videos using FFmpeg with Nodejs. I'm receiving the "No such file or directory" error. The code wrote is: const glob = require("glob"); //store all the filenames with path to the videos var inputVideos = glob.sync("/home/r/clips/*.mp4"); const output = "./output/output.mp4"; const util = require("util"); const exec = util.promisify(require("child_process").exec); async function concatVideos(inputVideos, outputVideoPath) //imported to get the name of videofile easily var path = (...)
• 00:21
  FFMPEG mkv to mp4 conversion lacks audio in HTML5 player - fmc Newest 'ffmpeg' Questions - Stack Overflow
  I used ffmpeg to convert an mkv file to mp4 using this command line: ffmpeg -i input.mkv -c copy file-1.mp4 The resulting mp4 plays fine (video and audio) on Linux Mint's Xplayer. But after uploading file-1, it played with no audio. So I uploaded another mp4 file-2, one I didn't have to convert, and it plays both video and audio without a problem. So whatever's going on with file-1 seems to be with my use of ffmpeg. The player I'm using is called afterglow. But the HTML5 player handles these two files the same way: file-1 & (...)
• 00:17
  FFMpeg doesnt insert sound to converted media files - In-my-country-we-dont-use-name Newest 'ffmpeg' Questions - Stack Overflow
  I am new at FFMpeg.I use this code to convert media files to WebM and MP4 formats: ( Its php ) // MP4 $video_mp4 = $output_name . '.mp4'; exec($ffmpeg . ' -i "' . $uploaded_file . '" -c:v libx264 -an "./converted/' . $video_mp4 . '" -y 1>convert.txt 2>&1', $output, $convert_status['mp4']); // Debug echo '' . print_r($output, 1) . ' '; // WebM $video_webm = $output_name . '.webm'; exec($ffmpeg . ' -i "' . $uploaded_file . '" (...)

Revisions : SPIP http://core.spip.org/projects/spip/activity

• 01:27
  Révision 24550: [Salvatore] [source:ecrire/lang/ ecrire] Export depuis https://trad.spip.net de l... - salvatoreⓐrezo.net Revisions : SPIP

2 April

git.videolan.org Git - ffmpeg.git/rss log http://git.videolan.org/?p=ffmpeg.git;a=summary

• 05:18
  configure: fix build issue of vf_dnn_processing.c when --disable-swscale - Guo, Yejun git.videolan.org Git - ffmpeg.git/rss log
  configure: fix build issue of vf_dnn_processing.c when --disable-swscale vf_dnn_processing.c recently changed to use swscale to trasfer data between AVFrame and dnn model. Signed-off-by: Guo, Yejun <yejun.guoⓐintel.com> Signed-off-by: Linjie Fu <linjie.fuⓐintel.com> [DH] configure

Newest 'ffmpeg' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/ffmpeg

• 23:40
  Restart environment and script during batch script - Nimble Newest 'ffmpeg' Questions - Stack Overflow
  I've built a few FFmpeg powershell scripts for me and a few others to use and I'm attempting to make the setup and update process as easy as possible. The end goal is to be able to run 1 batch file that installs Chocolatey, FFmpeg, git, clones the github repo (for updates), and edits the Windows registry to add the actual FFmpeg powershell scripts / console programs to the Windows Explorer contextual menu. This way I just pass them the folder containing everything once and any time I change or add something to the project I can just tell them to run the batch file again, and (...)
• 22:20
  ffmpeg doesn't detect the subtitle format (webvtt) and refuses to copy it - Thomas Newest 'ffmpeg' Questions - Stack Overflow
  I am trying to re-encode the audio on some video files. I want to copy the video and subtitles without touching them, however, ffmpeg doesn't detect the format of the subtitle (which is webvtt) and refuses to do anything. fmpeg -i input.mkv -map_metadata 0 -map 0 -c copy -c:a:0 aac -b:a 384k output.mkv Input #0, matroska,webm, from 'input.mkv': Metadata: encoder : libebml v1.3.9 + libmatroska v1.5.2 creation_time : 2020-03-05T09:03:02.000000Z Duration: 00:56:33.26, start: 0.000000, bitrate: 3597 kb/s Stream #0:0: Video: (...) --
• 22:04
  Save a Twilio of format 8Khz `mulaw` to a file - Joe Newest 'ffmpeg' Questions - Stack Overflow
  There are a couple of posts that address the question, but I wasn't able to successfully playback a saved file. It usually plays back at half speed. Convert 8kHz mulaw to 16KHz PCM in real time Using the accepted answer in the above question, I saved the raw and base64 decoded the audio in go: // Media event type Media struct Track string `json:"track"` Chunk string `json:"chunk"` Timestamp string `json:"timestamp"` Payload string `json:"payload"` // SaveAudio will upgrade connection to websocket and save the audio (...)
• 22:02
  How to stream with ffmpeg via http protocol - Boehmi Newest 'ffmpeg' Questions - Stack Overflow
  I'm currently doing a stream that is supposed to display correctly within Flowplayer. First I send it to another PC via RTP. Here, I also checked with VLC that the codec etc. arrive correctly, which they do. Now I want to expose this stream to Flowplayer as a file, so it can be displayed, via something I used in VLC: http://localhost:8080/test.mp4 for example. The full line I got is: ffmpeg -i input -f mp4 http://localhost:8080/test.mp4 However, no matter how I try to do this, I only get an input/output error. Is this only possible with (...)
• 19:49
  Running ffmpeg command through python script - user2408159 Newest 'ffmpeg' Questions - Stack Overflow
  I am trying to execute ffmpeg commands in python. When the following command was executed from command line in windows cmd it worked: C:\\FFmpeg\\bin\\ffmpeg -rtbufsize 100000k -r 65535/2733 -f dshow -i audio="virtual-audio-capturer":video="screen-capture-recorder" output100.avi However when I try to run the this command in python in this way: cmd='C:\\FFmpeg\\bin\\ffmpeg -rtbufsize 100000k -r 65535/2733 -f dshow -i audio="virtual-audio-capturer":video="screen-capture-recorder" output100.avi' subprocess.call(cmd, shell=true) it (...)
• 20:08
  Reencode videos from 30fps to 60fps using ffmpeg - RonPringadi Newest 'ffmpeg' Questions - Stack Overflow
  If I have an mp4 with 30 fps, how do I re-encode it to 60 fps using ffmpg without making the movie speeding up faster (still looking normal)? My ffmpeg ffmpeg version 3.4.6-0ubuntu0.18.04.1 Copyright (c) 2000-2019 the FFmpeg developers built with gcc 7 (Ubuntu 7.3.0-16ubuntu3)
• 20:03
  How to write data captured from Debug Console to a textBox in WinForms? - Serhat Çelik Newest 'ffmpeg' Questions - Stack Overflow
  I run a basic FFmpeg command and tried to capture live output like below: private void button1_Click(object sender, EventArgs e) using (Process ffmpeg = new Process()) ffmpeg.StartInfo.UseShellExecute = false; ffmpeg.StartInfo.CreateNoWindow = true; ffmpeg.StartInfo.RedirectStandardOutput = true; ffmpeg.StartInfo.RedirectStandardError = true; ffmpeg.StartInfo.RedirectStandardInput = true; ffmpeg.StartInfo.FileName = "ffmpeg.exe"; ffmpeg.StartInfo.Arguments = $"-v quiet -stats -y -i C:\\\\Users\\\\user\\\\in.mp4 (...)

Newest 'x264' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/x264

• 18:24
  Encoding YUV420 frames with x264 in C++ - Eoin McBennett Newest 'x264' Questions - Stack Overflow
  Im trying to use libx264 to convert YUV 420 frames to H264, as per this question: (How does one encode a series of images into H264 using the x264 C API?) I have got my encoder parameters set up and my encoder initialised, the part that I am confused about is how do I give the encoder the YUV420 data I have? The question above shows how the data would be passed in and converted from RGB to YUV420. I am also confused about what the stride, planes and nalls are within the x264 library any explanation of these would be greatly appreciated. I am very new to C++ and video (...)

Newest 'ffmpeg' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/ffmpeg

• 19:27
  I am trying to develop On demand and live streaming video analysis using java.? - PATEL UJASH Newest 'ffmpeg' Questions - Stack Overflow
  After a lot of R&D I got something for video analysis.I am gonna use Kafka, spark and openCV. But i am suck in how to deliver streaming on demand and live streaming video. I got FFMPEG help to capture video from different devices or you can stream any Video File too. FFMPEG also help in Video encoding and decoding also. But after encode the video we need to send that data Into any streaming engine like wowza streaming engine, Red5 or AWS media elemental services. I watch some video they have used OBS software for stream. What if i want to stream it using FFMPEG and publish (...)
• 19:13
  ffmpeg audio encoder frame size - Jim Rhodes Newest 'ffmpeg' Questions - Stack Overflow
  I need to convert audio data from AV_CODEC_ID_PCM_S16LE to AV_CODEC_ID_PCM_ALAW and I am using this code as an example. The example code does essentially this (error checking omitted for brevity): const AVCodec* codec = avcodec_find_encoder(AV_CODEC_ID_MP2); AVCodecContext* c = avcodec_alloc_context3(codec); c->bit_rate = 64000; c->sample_fmt = AV_SAMPLE_FMT_S16; c->sample_rate = select_sample_rate(codec); c->channel_layout = select_channel_layout(codec); c->channels = av_get_channel_layout_nb_channels(c->channel_layout); avcodec_open2(c, codec, (...) -- this
• 18:43
  Is there a way to check the resolution of a file in FFMPEG? [duplicate] - Kaxemer Newest 'ffmpeg' Questions - Stack Overflow
  I'm gathering some videos that I want to concatenate together. However, these videos are coming from different sources and might have different resolutions. Is there a way I can check what resolution they would be in FFMPEG programmatically? I know that you cannot concatenate videos with different resolutions, so I want to be able to make the videos match the biggest resolution before concatenation.
• 18:33
  FFMPEG stream from sdp to youtube/facebook live(RTMP) - Akil Newest 'ffmpeg' Questions - Stack Overflow
  Similar to this question, I'm trying to stream to Youtube/Facebook live (rtmp) via Ffmpeg. The server on which ffmpeg is installed receives a rtp stream (source of the stream uses Vp8 and opus as the codecs), i then use the sdp given below as input for the ffmpeg command SDP: v=0 o=- 0 0 IN IP4 127.0.0.1 s=FFMPEG Test c=IN IP4 127.0.0.1 t=0 0 a=tool:libavformat 56.15.102 m=audio 10004 RTP/AVP 111 a=rtpmap:111 OPUS/48000/2 m=video 10006 RTP/AVP 100 a=rtpmap:100 VP8/90000 a=fmtp:100 packetization-mode=1  (...)
• 18:20
  Fast detect QR algorithm on video file - Сергей toff Newest 'ffmpeg' Questions - Stack Overflow
  Can any one share how to fast detect QR code on bitmap with out recognize I Use Zxing and Acord FFMPEG for get QR code seconds on video. But it's very hard to processor time. BarcodeReader reader = new BarcodeReader(); reader.AutoRotate = true; reader.Options.TryHarder = false; reader.Options.PureBarcode = false; reader.Options.PossibleFormats = new List(); reader.Options.PossibleFormats.Add(BarcodeFormat.QR_CODE); return reader; it's skeleton class use instance of this static Result (...)
• 17:22
  How can I get the volume of sound of a video in Python using moviepy? - GiannisIordanou Newest 'ffmpeg' Questions - Stack Overflow
  I want to get the volume of sound of a video so I use the following: import numpy as np # for numerical operations from moviepy.editor import VideoFileClip, concatenate clip = VideoFileClip("soccer_game.mp4") cut = lambda i: clip.audio.subclip(i,i+1).to_soundarray(fps=22000) volume = lambda array: np.sqrt(((1.0*array)**2).mean()) volumes = [volume(cut(i)) for i in range(0,int(clip.audio.duration-2))] But I get these errors: Exception AttributeError: "VideoFileClip instance has no attribute 'reader'" in > (...)
• 17:00
  Documented ffmpeg commands not recognized by ffmpeg - agconti Newest 'ffmpeg' Questions - Stack Overflow
  I'm trying to use options like, ldash and http_opts, as the dash muxer docs describe but FFmpeg doesn't recognize them. I'm on the latest released version of ffmpeg, v4.2.2. I see the changes in the ffmpeg master branch but not in the v4.2 release branch. Does ffmpeg not recognize them because they haven't been released yet? Here's the dash muxer docs for reference: https://ffmpeg.org/ffmpeg-all.html#dash-2 Here's a minimal example command with uncut output: Andrews-MacBook-Pro :: dev/test ‹master› » ffmpeg -re -i test.mp4 \\ (...) -- https://ffmpeg.org/ffmpeg-all.html#dash-2
• 13:55
  Rails 5 - Concurrent large Video uploads and FFMPEG encoding in the background is making the server very slow - Milind Newest 'ffmpeg' Questions - Stack Overflow
  I have a working Rails 5 apps using Reactjs for frontend and React dropzone uploader to upload video files using carrierwave. So far, what is working great is listed below - User can upload videos and videos are encoded based on the selection made by user - HLS or MPEG-DASH for online streaming. Once the video is uploaded on the server, it starts streaming it by:- FIRST,copying video on /tmp folder. Running a bash script that uses ffmpeg to transcode uploaded video using predefined commands to produce new fragments of videos inside /tmp (...) -- React dropzone uploader, HLS, MPEG-DASH
• 13:07
  Combining zoompan slideshow with watermark overlay in FFMPEG - ricky_bobby43 Newest 'ffmpeg' Questions - Stack Overflow
  I've created a slideshow from a series of images with this ffmpeg -i img%d.jpg -vf zoompan=d=(7+1)/1:s=6144x3072:fps=1,framerate=25:interp_start=0:interp_end=255:scene=100 -c:v mpeg4 -q:v 2 out.mp4 I have a semi-transparent watermark (inx.png) that I am applying for the first 3 seconds, but currenly using a separate command in FFMPEG: ffmpeg -i 6144out.mp4 -loop 1 -i inx.png -filter_complex "[1:v]format=argb,geq=r='r(X,Y)':a='0.5*alpha(X,Y)'[foo]; [foo]fade=out:st=3:d=1:alpha=1[bar], [0:v][bar]overlay" -vcodec libx264 (...)
• 12:37
  FFmpeg Single Input, Seek to Multiple Outputs - shesharp Newest 'ffmpeg' Questions - Stack Overflow
  I'm trying to get multiple snapshots of a single input file using Input Seeking. I want to seek to different keyframes and save each to different output images. I can use this using multiple calls: ffmpeg -ss 280 -i sample.mp4 -aspect 1.7777777777778 -vframes 1 -qmax 9 -qmin 8 -bt 10000000 -y -pix_fmt yuv420p out1.jpg ffmpeg -ss 300 -i sample.mp4 -aspect 1.7777777777778 -vframes 1 -qmax 9 -qmin 8 -bt 10000000 -y -pix_fmt yuv420p out2.jpg ffmpeg -ss 302 -i sample.mp4 -aspect 1.7777777777778 -vframes 1 -qmax 9 -qmin 8 -bt 10000000 -y -pix_fmt yuv420p (...) -- Input Seeking

git.videolan.org Git - ffmpeg.git/rss log http://git.videolan.org/?p=ffmpeg.git;a=summary

• 12:03
  avfilter/x86/vf_v360_init: add missing cases - Paul B Mahol git.videolan.org Git - ffmpeg.git/rss log
  avfilter/x86/vf_v360_init: add missing cases [DH] libavfilter/x86/vf_v360_init.c

Newest 'ffmpeg' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/ffmpeg

• 09:49
  How to change voice formant? - Joys Newest 'ffmpeg' Questions - Stack Overflow
  Trying to change a voice with python on linux I found that I can change the pitch: ffmpeg -i 1.wav -af asetrate=44100*3/4,atempo=4/3,aresample=44100 2.wav or sox pitch The question is how to change the formant. There is a rubberband wrapper for ffmpeg which suppose to do that but there is no example in google.
• 09:57
  TVHeadend not using codec copy on an IPTV stream? - petaire Newest 'ffmpeg' Questions - Stack Overflow
  So I'm using the great TVHeadend, which is in my case a DVB-T or IPTV server that can record greatly some inputs. This is a great piece of software, which I recommend much. But I'm a little bit confused in here. So I've set up a tvheadend on a raspberry pi 4, because I need for my work to record a lot of tv programs. I appreciate TVheadend very much on an other installation, and so are my coworkers who also needs to use it and not a CLI only interface (that's relevant you'll see). So when I'm using a simple ffmpeg command like this (...) --
• 08:56
  How to merge two videos from Firebase Database and local file? [closed] - i i Newest 'ffmpeg' Questions - Stack Overflow
  I need to merge two videos from a local file and Firebase Storage. How can I solve it? I can get the file from a local file but I couldn't get the video from Firebase Storage. Part of my code: if(secondlength >0) if (secondlength > secondinterval) final File source = new File(files.get(1)); // String filename = "https://firebasestorage.googleapis.com/v0/b/***.appspot.com/o/video_covers%2Fvideo_ornek.mp4?alt=media&token=10c3fa8a-4510-4984-8247-8036fffe18b3"; // filesname.add(filename); // final File output = new (...)
• 08:35
  Cannot play audio with FFPLAY - Javier Urrestarazu Newest 'ffmpeg' Questions - Stack Overflow
  I am trying to stream the sound of a Linux machine via UDP to a Windows 7 64 bit machine. The command for streaming the audio is: ./ffmpeg -f oss -i /dev/dsp -f mpegts udp://192.168.99.35:11222 It seems to work well. However, when I try to play the audio with the following command: ffplay -fflags nobuffer udp://127.0.0.1:11222 I get the following error: No more combinations to try audio open failed And nothing plays. I have no clue where the issue is coming (...)
• 07:37
  Multiple running with executable built with pyinstaller - seokrae.kim Newest 'ffmpeg' Questions - Stack Overflow
  I build my main.py to exe by pyinstaller like this. pyinstaller main.py --add-binary C:\\sources\\untitled\\venv\\Lib\\site-packages\\cv2\\opencv_videoio_ffmpeg420_64.dll;. It is simple RTSP receiver program so it need opencv_ffmpeg binary to run. Running command like this main.exe -address rtsp://127.0.0.1/profile1/media.smp It works I expected. But when the process running in multiple, (I mean more than 2 same process running) all process not responding and shutting down. I try clone whole result (dist folder content) to (...)

Piwik http://piwik.org/

• 01:07
  Matomo vs WP-Statistics – which web analytics plugin suits you best? - Joselyn Khor Piwik
  You may be wondering which web analytics plugin to choose from on the WordPress directory. If the choice is between WP-Statistics and Matomo for WordPress, we’ve got you covered. Have a look at which could be the best option for you. Our team tested the WP-Statistics plugin to see how it compares. It’s hard not to be biased, but we’ll try our best to give you a fair assessment.The main considerations in this article: General overviewGeneral comparisonSimilaritiesDifferencesThree notable feature category comparisonsWhich tool suits you better? General overview What’s Matomo Analytics for (...) -- Analytics Tips, Plugins

Newest 'ffmpeg' Questions - Stack Overflow http://stackoverflow.com/questions/tagged/ffmpeg

• 04:48
  Adding current time as timestamp in H.264 raw stream with few frames - Michaël Newest 'ffmpeg' Questions - Stack Overflow
  I have a program that spits out an H.264 raw stream (namely, screenrecord on Android). I'm using FFmpeg to add a PTS (presentation time stamp) on the frames as follows: $ my-program | ffmpeg -i - -filter:v setpts='(RTCTIME - RTCSTART) / (TB * 1000000)' out.mp4 This filter computes the current time, and puts it as the PTS. The trouble is that my-program does not produce any output if there isn't any change in the video. Since FFmpeg seems to wait for a bunch of frames before putting them through the setpts filter, the computed PTS (...) -- FFmpeg
• 04:28
  Visualizing ffmpeg benchmarks - Saurabh P Bhandari Newest 'ffmpeg' Questions - Stack Overflow
  I have generated benchmarks for comparing two approaches taken for scaling down video files (mp4) using ffmpeg tool. The benchmarks are logged in this format : x.mp4 Output_Resolution : 360p Method : A real 0m26.817s user 1m38.058s sys 0m0.504s Method : B, some-parameter-for-B : b1 real 0m26.465s user 1m42.824s sys 0m1.111s Method : B, some-parameter-for-B : b2 real 0m26.236s user 1m42.194s sys 0m0.862s Method : B, some-parameter-for-B : b3 real 0m25.050s user (...) --
• 04:20
  I tried programming a discord bot for music, it joins the channel, it apparently "speaks" but i can't hear anything - borax Newest 'ffmpeg' Questions - Stack Overflow
  I tried to code it alone, but I got the same problem, then I copied the code from https://gabrieltanner.org/blog/dicord-music-bot and it persists. I have downloaded FFmpeg, but I still think the problem lies there. Any suggestions? (it's my first time here, I don't know how much of the code is relevant, also, i get this Error: FFmpeg/avconv not found!) const Discord = require('discord.js'); const client = new Discord.Client(); const ytdl = require("ytdl-core"); const token = 'REDACTED'; const prefix = (...) -- https://gabrieltanner.org/blog/dicord-music-bot
• 05:29
  When I build ndk with .a files it comes like this `error adding symbols: File in wrong format` - Pradeep Simba Newest 'ffmpeg' Questions - Stack Overflow
  When I build ndk with .a files it comes like this error adding symbols: File in wrong format. WORKING_DIR := $(call my-dir) include $(CLEAR_VARS) LOCAL_PATH := $(WORKING_DIR)/../third_party/lame/libmp3lame LOCAL_MODULE := lame LOCAL_C_INCLUDES := $(WORKING_DIR)/../third_party/lame/libmp3lame \\ $(WORKING_DIR)/../third_party/lame/include LOCAL_CFLAGS := -DSTDC_HEADERS -std=c99 LOCAL_ARM_MODE := arm APP_OPTIM := release LOCAL_SRC_FILES := VbrTag.c \\ bitstream.c \\ encoder.c \\ fft.c \\ gain_analysis.c \\ id3tag.c (...) -- , , ,
• 02:39
  Cut video with ffmpeg. - rinofcan Newest 'ffmpeg' Questions - Stack Overflow
  This is my idea. I want to cut the first 10s of video and the last 10s of video Thank for help --