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Streaming video over a local Wi-Fi router using RTP over UDP causes pixelation and lag. But my code working correctly on some devices
I build app for stream video between two android devices.
its work with rtp over udp and some time use tcp for send SSP and PPS.
I am use MideaCodec for encoding and decoding
This app can act as Video ...
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0
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In Remotion, Image Crop option is not working
I'm trying to generate a video using remotion library.
I have used the following two images
I have cropped the top option of image and places it on after another vertically. Please check the following ...
2
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1
answer
134
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Remotion Video has audio quality issue
I'm trying to generate a video using remotion library.
We can combine the video and text and generate an new video.
I used to place the text at the bottom of the video and generate an video.
Scenario ...
1
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0
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275
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ffmpeg.wasm in Angular 19
I am developing an Angular app that records videos. Since the videos that come out usually have variable and "wrong" framerates, I want to re-encode them using FFmpeg, particularly ffmpeg....
0
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1
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88
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Does OpenH264 v2.5.0 support spatial SVC?
I am using OpenH264 version 2.5.0 and I need to know whether it supports spatial SVC (Scalable Video Coding) or not. If it does support it, how should I configure the encoder settings for spatial SVC? ...
1
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1
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149
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The minimum size of the picture buffer for inter prediction
I want to run the H.264 encoder on an FPGA, and I'm thinking whether it's worth trying to implement inter prediction if I have RAM limitations.
Do I understand correctly that the buffer size will be ...
1
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2
answers
283
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Where to find the first nal unit in the mdat payload of an MPEG4 file containing h265 video?
in my quest for fixing corrupt GoPro files, I am writing a decoder based on an MPEG4 parsing lib, but I now have to dig deeper in the h265 stream, and I'm having a hard time finding where the first ...
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2
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872
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How to implement Low Latency, 60 fps video encoding in WebRTC in C# with WebRTC?
Recently, I've been trying to implement a 60 fps low latency screenshare with C# with a library called Sipsorcery. I've tried my best so far to maximize the frames but i only get around 20 fps.
I ...
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1
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133
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What playback order does VLC use when there is no CTTS box in a MPEG4 file?
I have corrupt mpeg4 files which require frame reshuffling (sample at https://drive.google.com/file/d/1GD7YiVS2z8h0r6UdsPPIXFgnh9RukoeR/view?usp=drive_link )
I had some success using ffmpeg's ...
2
votes
1
answer
542
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Transparency Issue with WebM Videos on Android Chrome Browser
The transparent WebM video, which appeared crisp on the Chrome browser on PC, shows jagged edges on the Android Chrome browser. Specifically, the edges of fine details like animal fur appear darker, ...
2
votes
1
answer
134
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Dynamic Cropping of Video Files in React Native with IMG.LY's VideoEditor SDK
I'm working on a React Native camera app within the Expo Framework (managed workflow) and need some assistance with functionalities and capabilities of the VideoEditor SDK by IMG.LY.
Expectations:
...
2
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2
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390
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How come muxing to an mp4 file skips one of the frames I provide to it?
Background
In the past, I've created and even shared an example of how to create MP4 file from a series of Bitmaps, here, based on here, and I've also published the code on Github, here.
It seems to ...
4
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0
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54
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Finding Resolution/Frame Rate/Bitrate limitation for codecs that does not have profile/level concept(ex: VP8)
As per the documentation of VP9 Codec in Wikipedia VP9 has the concept of Profile and Level. Based on these profiles and levels it also has some limitations on Resolution/Frame Rate/ Bitrate as ...
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520
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FFmpeg Streaming Video SpringBoot endpoint not show video duration in video players
it turns out that I've been working on a personal project just out of curiosity.
the main function is to stream video by first encoding it through ffmpeg
then playback said video from any other device
...
-2
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1
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1k
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Can't convert video with cuda after updating ffmpeg
i've used this command sometimes to convert 4k video into 1080p without problem with tool "ffmpeg batch" and ffmpeg 5.1? "2022年08月10日-git-8fc7f0fdec-full_build-www.gyan.dev Copyright (c) ...