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Questions tagged [vp8]

VP8 is a video compression format owned by Google, encoded with the libvpx software library, and released under a 3-clause BSD license.

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VP8/VP9 RTP library

Are there any existing libraries facilitating the transport of a VP8/VP9 stream through RTP ? I found the RFC draft for VP8 (https://datatracker.ietf.org/doc/html/draft-ietf-payload-vp8-08) but nothing mentioning the VP9 codec (too recent ?). It…
3XX0
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Decode from VP8 video frame to RGB

In my application, we need to display the video frame on the screen. I use libvpx to decode a video from WebM, but frame is decoded to YUV format (VPX_IMG_FMT_I420 according to the documentation). I need to output format is RGB and the documentation…
Michel_T.
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VP8 won’t run under IE10

I want to stream a video by using HTML5 and the VP8 codec. It’s working fine on Chrome, but I can’t run it in IE. It will return an “invalid resource” error. I installed a VP8 codec and restarted the machine.
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VP8' Libvpx for android using JNI

I want to use vp8 in my android application , that's why I download libvpx written with C++ , and now I want to connect it to my app with JNI. So the steps I have done Place a libvpx checkout in the jni directory of my app Run the configure script…
Hayk Nahapetyan
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Is there any web player that supports Google/On2's VP8 Video (VP80)

I have to play video, that parameters are: audio: Vorbis Audio (vorb) video: Google/On2's VP8 Video (VP80) I tried to use JWPlayer, but unsuccessfully. Is something wrong with video or there is any other web player that support VP80? Best regards.
arekstasiewicz
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Getting ABI Version Mismatch initializing LibVPX Encoder

I am getting an error code 3 after calling vpx_codec_enc_init_ver; which appears to be a version mismatch issue. I have deleted libvpx from my machine, and recompiled using the iOS build script several times. At this point I am not sure what is…
wizeOnes
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Is my webcam stream invisible because of codec?

I've to disp on a webpage the user webcam. I've a "working" html page, as it do not give errors. unfortunately, the video of the camera is invisible. It's here, as I see with elements inspection tool (F12) : it highlight a rectangle where the video…
Tsu'Na
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Chromium video decoding issue

I work on a team that is developing a browser based video application. We have been experiencing an occasional severe degradation in the quality of our video starting around November 2022. It happens during a call and continues until the call is…
Frankvideo
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how can a file recorded from a set of vp8 bytes be converted to any video format?

there is a streaming service that aims to send a set of bytes to the front via webRTC and at the same time these bytes are written to a file, they are encoded by the vp8 codec, i don't understand how to open the recorded file, it also needs to be…
Артем Артемыч
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Is it possible to use GESPipeline to emit rtp stream?

I'm new to gstreamer and I'm trying to make a video editing tool that can be previewed with webrtc stream. I'm using gstreamer-rs, and I can create a pipeline with emits rtp stream by using normal Gst::Pipeline, but with GESPipeline I can't do the…
Tsukamoto Takeshi
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What should I do for bandwidth estimation for video conference

I have been trying to create video conferencing app as a hobby. I dont use webRTC video tracks instead I transfer three stream of video recorded in 100000, 400000 and 800000 bitrate of vp8 video data from media recorder and transfer only the…
Abhijet
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ffmpeg H.264 to VP9 always creates larger output files on Zoom Meeting Recordings

ffmpeg -i input.mp4 -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 1 -an -f null -row-mt 1 NUL && ^ ffmpeg -i input.mp4 -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 2 -c:a libopus -row-mt 1 output.webm input.mp4 file size is 197,007 KiB and output.webm is 197,132…
Sam
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Some animated webp files causing the Exception "java.io.IOException: Not supported FourCC: ��.V.P.8"

I am using webp encoder from this. The authur abandoned the project so no help from there. It had some issue like reading FourcC ICCP and ALPH. I added codes for them and now It can encode bitmaps to animated webp. But the problem is some of…
UHS
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webrtc screen-sharing with VP9 - low fps

I'm testing browser screen-sharing in chrome using webrtc with VP9 codec. The problem is that encoding of sender's video has very low frame-rate - more or less 5fps. I'm not limiting it anywhere, here are my getDisplayMedia options: const stream…
Nicolas Migut
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Gstreamer: RTP stream to VP8/webm recording does not produce a seekable file

I'm using Gstreamer to capture a WebRTC stream to a webm file. I've noticed when using VP8 encoding in an rtp stream, the file produced is not seekable in any players (Chrome or VLC for example). By seekable, I mean that you cannot play the file…
ricosrealm
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