mpeg Questions
3
Solved
1
I want to create mpeg ts segment for HLS streaming. The ts should contain metadata as a separate stream as shown below-
**Stream #0:0**[0x102]: Data: timed_id3 (ID3 / 0x20334449)
**Stream #0:1**[...
Toilet asked 20/1, 2015 at 10:57
4
Solved
I've got a grayscale video stream coming off a Firewire astronomy camera, I'd like to use FFmpeg to compress the video stream but it will not accept single byte pixel formats for the MPEG1VIDEO cod...
Beebeebe asked 1/12, 2011 at 22:42
4
I am working on the system that compares images. MPEG-7 standard provides some descriptors which can be used for that e.g: Dominant Color, Color Layout, Edge Histogramm, Color Coherence Vectors.
Do...
Whose asked 19/5, 2009 at 12:41
1
I have the following command that I have used to create an MP4 video file from an image and an MP3 file, it plays fine in a Chrome browser on desktop and on an Android phone - but it doesn't work o...
0
I'm trying to encode RGB/NV12 samples to h264 and stream the encoded video over WebSocket through SinkWriter by implementing IMFByteStream. For this experiment, I have converted the RGB32 samples t...
Trenna asked 26/12, 2019 at 8:32
3
My pc based web application uses HTML5, and I want to import mpeg files to play in my browser which have been saved that way by other application. Is there a way to play these video files with HTML...
Tomchay asked 18/2, 2013 at 4:30
3
Solved
I'm now doing some work with decoding MP3 files, but just have some basic knowledge about the MP3 file. I implement a simple decoder for MP3 these days. When comparing the decoded result with that ...
Yesima asked 19/4, 2011 at 1:20
7
Solved
Is there a freely available library to create a MPEG (or any other simple video format) out of an image sequence ?
It must run on Linux too, and ideally have Python bindings.
6
3
I am developing a Smart TV application and streaming live video from an IP Camera is a huge portion of the functionality.
The camera's manual states that if it is set to stream MPEG-4 or H.2...
Quinlan asked 26/6, 2014 at 21:8
6
Solved
I've downloaded Chromium Embedded Framework r306 for Windows and built it. Unfortunately, it shows, that it doesn't support mp3:
<script>
var a = document.createElement("audio");
document.wr...
Grouse asked 7/11, 2011 at 6:48
1
What is the maximum value of Program Clock Reference(PCR) in MPEG?
I understand that it is derived from a 27MHz clock, periodically loaded into a 42bit register.
PCR(i)=PCR_Base(i) * 300 + PCR_Ext(...
Averroes asked 7/1, 2016 at 2:2
2
Solved
To the demux the input is a byte stream. Everything is just zero's and one's. Now how does the parser differentiate between 0x47 in the data and the 0x47 that is the sync byte of the Transport stre...
Belda asked 3/9, 2015 at 23:23
2
I know that my terminology is not correct, but I am a complete novice when it comes to video.
I have a regular .mp4 video file. I use MP4Box to segment the video file so I can play it back using ...
Outpost asked 8/10, 2015 at 18:27
7
Solved
I have a DirectShow graph to render MPEG2/4 movies from a network stream. When I assemble the graph by connecting the pins manually it doesn't render. But when I call Render on the GraphBuilder it ...
Foreside asked 26/8, 2008 at 12:2
1
Solved
I can create a mpg video using this line
ffmpeg -f image2 -i 100%03d0.png movie.mpg
But If I try creating an mp4 video I get a video with a black screen.
ffmpeg -f image2 -i 100%03d0.png movie....
1
I am troubleshooting an IPTV Layer 3 multicast VPN across a 10GB MPLS network.
Only certain HD channels are experiencing severe freezing and tiling; all other SD and HD channels work fine. ...
1
Solved
I'm following this demo which uses mediaSource API and MPEG DASH standard to play a .webm video.
This is the MPD file used:
<?xml version="1.0" encoding="UTF-8"?>
<MPD
xmlns:xsi="http:/...
Rustication asked 7/2, 2013 at 12:28
1
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Can anyone tell me where metadata is stored in common video file formats? And if it would be located towards the start of the file, or scattered throughout.
I'm working with a remote object store ...
0
I am currently trying to extract each frame time stamp from an MPEG-4 file that has been recorded using a GoPro.
I want the exact time at which the frame has been captured by the camera, to couple...
1
Solved
According to ffmpeg manual, setting -g is to define space between "I" frames, and setting -bf to use "B" frames. The former I got, but the latter not.
The goal: I'm trying to have a video with a G...
1
This question has been asked before, but all of the threads I have found have been regarding Android 2.2 and earlier.
I am working on a mobile site that needs to embed a live mpeg-type stream. I w...
4
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2
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I am trying to install a program that requires the libmad (MPEG audio decoder library) library on Mac OS X 10.7 Lion, but installing libmad.0.15.b results in this error:
version.c:1: error: CPU yo...
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