30 juin

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

• 19:10
  ffmpeg dshow - Getting duplicate/dropped frames, I'm not doing anything - ENunn Newest 'ffmpeg' Questions - Stack Overflow
  I'm messing around with recording my capture card with ffmpeg. No matter what I do I get duplicate and dropped frames. I'm not even doing anything on my computer. Is there a fix for this at all? Here's my command. ffmpeg -hide_banner -rtbufsize 2G -f dshow -video_size 2560x1440 -framerate 60.0002 -pix_fmt bgr24 -video_pin_name 0 -audio_pin_name 1 -i video="AVerMedia HD Capture GC573 1":audio="AVerMedia HD Capture GC573 1" -async 1 -rtbufsize 1M -f dshow -sample_rate 48000 -i audio="Digital Audio (S/PDIF) (Sound Blaster X-Fi Xtreme Audio)" (...) --
• 18:03
  C++/FFmpeg VLC doesn't play 5.1 audio output - widgg Newest 'ffmpeg' Questions - Stack Overflow
  I'm trying to convert audio streams to AAC in C++. FFplay plays everything fine (now) but VLC still has problems with one particular situation: 5.1(side). FFplay only plays it if I filter 5.1(side) to 5.1. Filtering to stereo or mono works well and as expected. My setup right now is: send packet receive audio AVFrame apply filter resample to produce output AVFrame with 1024 samples (required by AAC) send new audio frame receive audio packet Weirdly enough, using FFmpeg's CLI converts my file properly. ffmpeg -i (...)
• 14:56
  Flutter ffmpeg_kit_flutter_new can't build Android app in any version - user31929 Newest 'ffmpeg' Questions - Stack Overflow
  I can't build my project on Android ( on Ios it works and the project itself without ffmpeg_kit_flutter_new builds without problems ) This is the error i obtain: /GeneratedPluginRegistrant.java:51: error: cannot find symbol com.antonkarpenko.ffmpegkit.MainActivity.registerWith(shimPluginRegistry.registrarFor("com.antonkarpenko.ffmpegkit.MainActivity")); ^ symbol: class MainActivity location: package com.antonkarpenko.ffmpegkit This is my flutter doctor : [✓] Flutter (Channel stable, 3.19.4, on macOS 15.4.1 24E263 darwin-x64, locale it-IT)  (...)
• 02:04
  FFMPEG HLS stream for Android and IOS - Poda Newest 'ffmpeg' Questions - Stack Overflow
  I'm trying to stream to mobile devices with ffmpeg and apache2.2 but I haven't been successful. I used this command to create the segments and the playlist: ffmpeg -i http://x.x.x.x:8080 -codec:v libx264 -r 25 -pix_fmt yuv420p -profile:v baseline -level 3 -b:v 500k -s 640x480 -codec:a aac -strict experimental -ac 2 -b:a 128k -movflags faststart -flags -global_header -map 0 -f hls -hls_time 10 -hls_list_size 5 -hls_allow_cache 0 -sc_threshold 0 -hls_flags delete_segments -hls_segment_filename out%05d.ts list.m3u8 The source is a http stream which (...)

29 juin

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

• 03:32
  Where to download avcodec.dll? [closed] - Олег Ю. Newest 'ffmpeg' Questions - Stack Overflow
  I see in the folder of some application FFMPEG files avcodec.dll, avformat.dll, avutil.dll, etc. They are all old version of FFMPEG. I wanted to update them, but I did not find where to download them on the FFMPEG website. Are these complete libraries available for download? Or do they exist only in development files and the authors of some application create FFMPEG .dll files themselves? In other words, avcodec.dll files from different applications are not interchangeable? Help me figure it (...)

28 juin

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

• 19:06
  Manim Animation Rendering Fails on Google Cloud Run: Segment Combination Issues [closed] - Ahaskar Kashyap Newest 'ffmpeg' Questions - Stack Overflow
  Problem Summary I'm running a Manim animation server on Google Cloud Run that successfully creates video segments but fails during the FFmpeg combination step. The behavior is inconsistent based on the number of segments created. Environment Platform: Google Cloud Run (8GB RAM, 4 CPU) Container: Debian 12 (bookworm) with Python 3.9.23 FFmpeg: 5.1.6 (with h264 support enabled) Manim: Latest version with -ql (480p15) quality setting Timeout: 240 seconds Observed Behavior Animation Complexity Segments Created Final (...)
• 12:00
  I can't understand how to use ffmpeg in javascript (if it's even possible) - Laimonas Rupeika Newest 'ffmpeg' Questions - Stack Overflow
  Straight to the problem, I want to use ffmpeg in my javascript project for video editing. So I found cdn: which references to "https://github.com/Kagami/ffmpeg.js", which is ffmpeg port to javascript as I understand? I don't get any errors on import, but if I try loading ffmpeg: // Initialize FFmpeg after the GAPI client is loaded const ffmpeg = createFFmpeg( log: true ); // // Load the FFmpeg library await ffmpeg.load(); I get error: Uncaught (in promise) ReferenceError: createFFmpeg is not defined at initializeGapiClient (index:89:18) and it (...)

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

• 01:31
  avformat/demux: Fix segfault due to avcodec_open2 failure - Pavel Koshevoy git.videolan.org Git - ffmpeg.git/rss log
  avformat/demux: Fix segfault due to avcodec_open2 failure Fixes 'ffprobe 1_poc.mp4' segfault introduced with commit 0021484d05f9b0f032fa319399de6e24eea0c04f codec_close should not assume that the codec_id did not change. [DH] libavformat/demux.c

27 juin

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

• 14:09
  avfilter/vf_lut3d: fix leak if allocate_3dlut failed - Lidong Yan git.videolan.org Git - ffmpeg.git/rss log
  avfilter/vf_lut3d: fix leak if allocate_3dlut failed In parse_cinespace(), memory allocated in in_prelut[] and out_prelut[] would leak if allocate_3dlut() failed. Replace return ret with goto end to free memory before return error code. Signed-off-by: Lidong Yan <502024330056ⓐsmail.nju.edu.cn> Signed-off-by: Michael Niedermayer <michaelⓐniedermayer.cc> [DH] libavfilter/vf_lut3d.c
• 14:09
  avcodec/vorbisenc: fix leak if av_mallocz failed - Lidong Yan git.videolan.org Git - ffmpeg.git/rss log
  avcodec/vorbisenc: fix leak if av_mallocz failed In put_main_header(), av_mallocz() allocates memory to local variable buffer, buffer leaks if av_mallocz() to *out failed. Add av_free(buffer) before return error code. Signed-off-by: Lidong Yan <502024330056ⓐsmail.nju.edu.cn> Signed-off-by: Michael Niedermayer <michaelⓐniedermayer.cc> [DH] libavcodec/vorbisenc.c
• 16:09
  avcodec/speexdec: consider differing frame sizes in remaining space check - Michael Niedermayer git.videolan.org Git - ffmpeg.git/rss log
  avcodec/speexdec: consider differing frame sizes in remaining space check Fixes: talk109-q5.spx Regression since: f6986e75be87f512f65d64ac91ba19d505a8d210 Signed-off-by: Michael Niedermayer <michaelⓐniedermayer.cc> [DH] libavcodec/speexdec.c

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

• 16:26
  use ffmpeg to combine raspberry pi audio and video to send to youtube [closed] - CrabbyPete Newest 'ffmpeg' Questions - Stack Overflow
  I can stream video from my pi camera to youtube using this script libcamera-vid --inline --nopreview -t 0 --width 640 --height 480 --framerate 15 --codec h264 -o - | ffmpeg -f lavfi -i anullsrc=channel_layout=stereo:sample_rate=44100 -thread_queue_size 1024 -use_wallclock_as_timestamps 1 -i pipe:0 -c:v copy -c:a aac -preset fast -strict experimental -f flv I have an i2s microphone board on the pi an can record audio using alsa and pulse audio using the command arecord -D pulse -f S16_LE -r 48000 -c 1 -d 10 test.wav Is there a way to edit the script to combine the (...)
• 21:47
  ffplay video playing with slider where i can slider to any position of the video - Eswar T Newest 'ffmpeg' Questions - Stack Overflow
  is it possible to slide to a specific location of video in FFplay? Like how we do in VLC when we open a video a slider will be a bottom using which we can move to any part of the video is it possible in ffplay? using either commands or any GUI
• 18:25
  Camera2 API switching camera during recording - Max Efimov Newest 'ffmpeg' Questions - Stack Overflow
  I'm working with Camera2 API and in my app it's important to switch the camera during recording. After each camera switch I save video fragment to disk, and after stopping the recording I merge videos into one using -f concat -safe 0 -i listPath -c copy finalPath command of FFmpeg for Android. When I open a separate video fragment, it looks correct, but when I open the merged video, videos recorded on the back camera are rotated 180 degrees. The problem is only in the merged video. In meta-tag of videos if video recorded on back camera, then "rotate" tag has 90 (...) -- FFmpeg for Android, MP4Parser Library
• 13:07
  How to encode jpeg images to H264 very fast (transform images to video) - Paul Newest 'ffmpeg' Questions - Stack Overflow
  I have 30 JPEG images (.jpg) at a resolution of 480 x 640. Each image takes aboout 20KB (all of them takes about 600KB). I am using FFmpeg command to encode these images into a video in H264 format. I need this to be done very fast - about 1 second. Using the classic command: ffmpeg -y -f image2 -r 1/5 -i image_%d.jpg -c:v libx264 -r 30 video.mp4 takes about 90 seconds. After adding -preset ultrafast: ffmpeg -y -f image2 -r 1/5 -i image_%d.jpg -c:v libx264 -preset ultrafast -r 30 video.mp4 the (...)

26 juin

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

• 21:49
  avcodec/vvc/refs: remove early return - Marvin Scholz git.videolan.org Git - ffmpeg.git/rss log
  avcodec/vvc/refs: remove early return The ret value is checked later on again, so this check is redundant and would cause the frame to not be unrefd on failure as well. So remove this check and add one before av_frame_remove_side_data to ensure it is not called with an invalid frame. Fix CID 1648350 Reviewed-by: Frank Plowman <postⓐfrankplowman.com> [DH] libavcodec/vvc/refs.c
• 06:36
  avformat/apvdec: add framerate option - Dawid Kozinski git.videolan.org Git - ffmpeg.git/rss log
  avformat/apvdec: add framerate option Signed-off-by: James Almer <jamrialⓐgmail.com> [DH] libavformat/apvdec.c [DH] libavformat/version.h

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

• 23:24
  FFmpeg: high quality animated GIF? [closed] - David Hope Newest 'ffmpeg' Questions - Stack Overflow
  I'm generating animated a GIF from a video on my server. The generated GIF is not really high quality and it looks like the pixels are huge. Example: This is how I generate the GIF: /usr/bin/ffmpeg -i video.mkv -vf scale=500:-1 -t 10 -r 10 image.gif I did a search on Google and came across this: /usr/bin/ffmpeg -i video.mkv -r 20 -f image2pipe -vcodec ppm - | convert -delay 5 - output.gif But the command above doesn't do anything and no output.gif is being generated at all. There are some tutorials that I came across but none (...) --

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

• 21:18
  fftools/textformat: remove leftover comments in mermaid_print_value - Marvin Scholz git.videolan.org Git - ffmpeg.git/rss log
  fftools/textformat: remove leftover comments in mermaid_print_value Remove some leftover commented code and an extraneous semicolon. Reviewed-by: softworkz <softworkzⓐhotmail.com> [DH] fftools/textformat/tf_mermaid.c
• 20:49
  fftools/textformat: exit early in mermaid_print_value - Marvin Scholz git.videolan.org Git - ffmpeg.git/rss log
  fftools/textformat: exit early in mermaid_print_value Doesn't change the logic, instead of exiting in each of the two branches below, just exit before. Reviewed-by: softworkz <softworkzⓐhotmail.com> [DH] fftools/textformat/tf_mermaid.c
• 19:32
  avformat/iamf_parser: remove unreachable code - James Almer git.videolan.org Git - ffmpeg.git/rss log
  avformat/iamf_parser: remove unreachable code expanded_loudspeaker_layout is only present and read on the first layer. Fixes Coverity issue #1655173. Signed-off-by: James Almer <jamrialⓐgmail.com> [DH] libavformat/iamf_parse.c
• 18:05
  hwcontext_vulkan: fix issues with importing a device - Lynne git.videolan.org Git - ffmpeg.git/rss log
  hwcontext_vulkan: fix issues with importing a device The previous fix just used a local variable for the memory properties, which did not fix this issue. [DH] libavutil/hwcontext_vulkan.c

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

• 13:58
  Use an IP-camera with webRTC - Minz Newest 'ffmpeg' Questions - Stack Overflow
  I want to use an IP camera with webrtc. However webrtc seems to support only webcams. So I try to convert the IP camera's stream to a virtual webcam. I found software like IP Camera Adapter, but they don't work well (2-3 frames per second and delay of 2 seconds) and they work only on Windows, I prefer use Linux (if possible). I try ffmpeg/avconv: firstly, I created a virtual device with v4l2loopback (the command was: sudo modprobe v4l2loopback). The virtual device is detected and can be feed with a video (.avi) with a command like: ffmpeg -re (...) -- IP Camera Adapter, v4l2loopback
• 09:57
  cv2/ffmpeg "grabFrame packet read max attempts exceeded" error after exactly reading certain number of frames - banjaxing Newest 'ffmpeg' Questions - Stack Overflow
  I am using OpenCV to extract frames from videos, run a segmentation AI model, and save the frames and masks to a folder. When I run my code to extract the frame from I encounter the error "grabFrame packet read max attempts exceeded" after processing a certain number of frames. This issue occurs consistently for the same videos across multiple environments. Error message: [ WARN:0ⓐ379.898] global cap_ffmpeg_impl.hpp:1541 grabFrame packet read max attempts exceeded, if your video have multiple streams (video, audio) try to increase attempt limit by setting environment variable (...)

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

• 07:58
  avcodec/rv60dec: drop unused sum variable in read_slice_sizes - Peter Ross git.videolan.org Git - ffmpeg.git/rss log
  avcodec/rv60dec: drop unused sum variable in read_slice_sizes Reviewed-by: Michael Niedermayer <michaelⓐniedermayer.cc> Signed-off-by: Peter Ross <prossⓐxvid.org> [DH] libavcodec/rv60dec.c

Piwik http://piwik.org/

• 01:47
  Multilingual SEO: A Marketer’s Guide to Measuring and Optimising Multilingual Websites - Joe Piwik
  The web—and search engines in particular—make it easier than ever for businesses of any size to reach an international audience. A multilingual website makes sense, especially when the majority of websites are in English. After all, you want to stand out to customers by speaking their local language. But it’s no good having a multilingual site if people can’t find it. That’s where multilingual SEO comes in. In this article, we’ll show you how to build a multilingual website that ranks in Google and other local search engines. You’ll learn why multilingual SEO is about more than translating (...) -- the majority of websites are in English, 89% of consumers, 82% of people, around 95% of keywords, Core Web Vitals, three times better conversion rate, using Matomo’s SEO Web Vitals

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

• 00:01
  PHP convert any video to MP4 using ffmpeg - Dilak Newest 'ffmpeg' Questions - Stack Overflow
  I have a website in which I allow users to upload videos. But with the HTML5 tag video, only MP4 videos are allowed So, I want to convert any type of videos that the users upload to MP4 and then add the path in my database. I tried something, changing the file extension to MP4 but it didn't work. I've read something about ffmepg but I can't figure out how to use it. Here is my PHP script where I change the file extension and then add the path in my data base, please how can I convert the video correctly, what should I add/change? <?php  (...)

25 juin

Piwik http://piwik.org/

• 12:45
  Matomo Launches Global Partner Programme to Deepen Local Connections and Champion Ethical Analytics - Matomo Core Team Piwik
  Matomo introduces a global Partner Programme designed to connect organisations with trusted local experts, advancing its commitment to privacy, data sovereignty, and localisation. Wellington, New Zealand – 25 June 2025 — Matomo, the leading web analytics platform, is proud to announce the launch of the Matomo Partner Programme. This new initiative marks a significant step in Matomo’s global growth strategy, bringing together a carefully selected network of expert partners to support customers with localised, high–trust analytics services rooted in shared values. As privacy concerns rise (...) -- Press Releases

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

• 06:04
  Create playable video with audio for vscode using ffmpeg [closed] - Camilo Martínez M. Newest 'ffmpeg' Questions - Stack Overflow
  I am trying to create a function which adds an audio stream to a silent video using ffmpeg. According to this, in order to be able to play videos in vscode, we need to... make sure that both the video and audio track's media formats are supported. Many .mp4 files for example use H.264 for video and AAC audio. VS Code will be able to play the video part of the mp4, but since AAC audio is not supported there won't be any sound. Instead you need to use mp3 for the audio track. The following function already produces a playable video in vscode, (...) -- this, this

24 juin

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

• 21:55
  avformat/tee: fix multiple bsfs in tee - Marvin Scholz git.videolan.org Git - ffmpeg.git/rss log
  avformat/tee: fix multiple bsfs in tee Since 155508c6e925f4f2f5e77087a7e1925b3de735ff specifying multiple bsfs for different streams was broken: "[bsfs/a=h264_metadata:bsfs/v=h264_metadata]out.mp4|..." This incorrectly only parsed the first bsfs specification. The reason for this is that the dictionary is modified in the iterator, hence invalidating the iterator. The simplest fix for this is to simply iterate from the beginning in each loop given that the previous entry is removed. [DH] (...)
• 23:15
  avformat/iamfdec: remove unused variables after recent changes - James Almer git.videolan.org Git - ffmpeg.git/rss log
  avformat/iamfdec: remove unused variables after recent changes Fixes -Wunused-but-set-variable warnings Signed-off-by: James Almer <jamrialⓐgmail.com> [DH] libavformat/iamfdec.c
• 22:49
  avformat/iamf_writer: fix layout checks when demixing_info is not present - James Almer git.videolan.org Git - ffmpeg.git/rss log
  avformat/iamf_writer: fix layout checks when demixing_info is not present Fixes -Wtautological-overlap-compare warnings Signed-off-by: James Almer <jamrialⓐgmail.com> [DH] libavformat/iamf_writer.c

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

• 22:03
  ffmpeg `-start_at_zero` with `-ss` does not seem to work as advertized in document [closed] - Wang Newest 'ffmpeg' Questions - Stack Overflow
  The command make the file name start from 0, instead of 60000 ffmpeg -ss 60 -i input.ts -copyts -start_at_zero -fps_mode passthrough -enc_time_base 0.001 -frame_pts 1 -vframes:v 10 "/tmp/outframes/tms%010d.png" but according to document the -start_at_zero should make the timestamp start with 60000. Is there anything I do wrong here? -copyts Do not process input timestamps, but keep their values without trying to sanitize them. In particular, do not remove the initial start time offset value. Note that, depending on the vsync option or on specific muxer (...)
• 15:18
  exe file not executing from deployed ASP.NET MVC app in TAS (Tanzu /PCF) - Darshan Adakane Newest 'ffmpeg' Questions - Stack Overflow
  I am facing an issue for my ASP.NET MVC web application on .NET 4 being deployed to TAS. I am trying to do image compression using ffmpeg.exe. While it is working on my local machine, I get an "500 internal server error" when deployed to TAS (tanzu application server). I am using hwc_buildpack and storing the file in Path.GetTemp() folder for testing. applications: - name: MyApp-Dev memory: 1G instances: 1 stack: windows buildpacks: - hwc_buildpack path: \\MyAppnew\\obj\\Release\\Package\\PackageTmp env: services: routes: - (...)
• 12:39
  Bootstrapping an AI UGC system — video generation is expensive, APIs are limiting, and I need help navigating it all [closed] - Barack _ Ouma Newest 'ffmpeg' Questions - Stack Overflow
  I’m building a solo AI-powered UGC (User-Generated Content) platform — something that automates the creation of short-form content using AI avatars, voices, visuals, and scripts. But I’ve hit a wall with video generation and API limitations. So far, I’ve integrated TTS and voice cloning (using ElevenLabs), and I’ve gotten image generation working. But video generation (especially talking avatars) has been a nightmare — both financially and technically. 🛠️ Features I’m trying to build: AI avatars (face + lip-syncing) Script generation (LLM-driven) Image (...)

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

• 07:41
  hwcontext_vulkan: fix 85c0364b703 - Lynne git.videolan.org Git - ffmpeg.git/rss log
  hwcontext_vulkan: fix 85c0364b703 The issue is that by moving the mprops loading later, we inadvertently broke some earlier dependencies. [DH] libavutil/hwcontext_vulkan.c