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Testing with public iPerf3 server results in bad performance
I am trying to measure the impact my application has on my network. For this to work, I want to run a network test with a public iPerf3 server to see the difference (baseline vs application running).
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1
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1
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Can VLC's method for estimating the duration of a video be reproduced by the means of ffmpeg?
This may seem to duplicate previous questions but it does not, as far as I can tell.
I have a bash script for indexing images and videos to a thumbnails database. A user of my script complained that ...
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2
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Why iPerf3 bitrate difference between single stream and multiples
Why do I get such a difference in Bitrate with iPerf when running a single connection compared to running 10 simultaneous connections?
When I run iPerf with 10 simultaneous connections:
iperf3 -p ...
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How should I calculate bit rate using mediainfo?
I'm writing code to parse the JSON output of mediainfo, to get various specs including the video bit rate.
Trying mediainfo for a DVD, it reports over 100 tracks (there seem to be lots of extras on ...
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0
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213
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Media3 Transformer increases bitrate
I want to encode videos using media3 transformers API, it works correctly but output bitrate bigger than input bitrate. Although I am using the reducing frame rate, resolution, bitrate but it not ...
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0
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Trouble Retrieving Real-Time Input Bitrate from RTSP Streams in WinForms App Using Vlc.DotNet Player
I'm currently working on a WinForms application that plays multiple RTSP streams from IP cameras, with one stream per camera. I'm utilizing the Vlc.DotNet player to display these streams. While the ...
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1
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Why does ffmpeg completely ignore my -b:v bitrate flag? [closed]
Running on MacOS.
I am trying to specify a bitrate using the -b:v flag in FFMPEG, but it seems to be completely ignored in the output file.
The command I am running is:
./ffmpeg -i ./input.mov -c:v ...
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0
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1
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2k
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How to calculate real bitrate of incoming rtsp stream with GStreamer?
Is there any way to calculate real bitrate of incoming RTSP stream?
I've used "current-level-bytes" property of queue element, but result was unacceptable. I've also tried ...
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0
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488
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How to control resolution and bitrate of an ONVIF IP camera?
My CCTV View in C# allows visualizing screens from 1 to 36. However, if all 36 cameras are connected it becomes slow. Therefore I want to create a function to adjust the resolution and bitrate for ...
2
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1
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1k
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Length of video created with PyAV
When creating a video from a list of frames at an assigned framerate using PyAV, the videos end up being shorter that expected by a few seconds, while the framerate in the video metadata is correct.
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0
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How to modify the bit_rate of AVFormatContext?
Hello,I would like to know how to modify the bit_rate of AVFormatContext.
Here is the minimal reproducible example.This is a simple process for pushing rtmp video streams.Now I want to control the ...
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2
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2k
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How can I record a video of the shader screen with high bitrate from ShaderToy? [closed]
I've wrote a noisy shader in ShaderToy that I want to record a video from. ShaderToy provides this option but it captures the screen with very low bitrate. Is there any opportunity to get the video in ...
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user13922174
2
votes
1
answer
282
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How to know the byte offset of a specific CBR MP3 frame?
I created my own MP3 frame parser. I can read each frame individually if I do it sequentially.
My problem is that I have yet to figure out how to find the byte offset of the nth frame (without having ...
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0
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Can't get CBR when converting MP4 to Mono MP3
Having read at least a dozen other answers, it seems that the b:a 96k parameter should be producing a MP3 with a constant bitrate (CBR), yet I can only get Variable bitrates.
The latest variation of ...
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2
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FFMpeg: 2 pass encoding, first with CRF and second with maxrate of first pass average bitrate?
I usually do conversions with ffmpeg 1 pass CRF 22 with maxrate 1400k for some movies to convert them to 720p and generate smallest size with best quality, the parameters I use is:
c:v libx264 -vf ...