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Questions tagged [mpeg]

MPEG - Class of Compression standards and related algorithms, tools and systems

MPEG is a name for (set) of standards defined for Audio, Video and it's transmission and is majorly used in Television Broadcast, Internet streaming and VCD/DVD based distribution.

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How does the demux differenctiate between the 0x47 that is the sync byte and 0x47 as the data?

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 stream header? For example, if the data that the demux…
user4089193
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How to create a MPD file of MPEG-DASH to play a webm video?

I'm following this demo which uses mediaSource API and MPEG DASH standard to play a .webm video. This is the MPD file used:
Silvia
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v4l2 video capture example

this is my first post here and I hope I can find some help I'm working on embedded linux on samsung ok6410 board and ov9650 cmos camera I have to capture a video and save it on a SD-card I want to use a circular buffer that captures video and, when…
Rehab11
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Opencv MPEG7 descriptors

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 you know where i can get a source code for some of…
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How can I convert a video file (mpeg, for example) into a collection of images?

How can I convert a video file (mpeg, for example) into a collection of images? Ideal answer would cover both C++ and Java using available libraries, and also how to manually strip the individual frames out of a video file for some common video…
Anonymous
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MediaFoundation: Registering custom ClassFactory doesn't work

Background: I'm encoding NV12 buffers into h264 video stream wrapped in MPEG4 container using SinkWriter. Everything works fine but one problem though, as the SinkWriter abstracts the low-level encoder configurations I'm unable to control the…
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mpeg 2 decoding

I want to understand how video and audio decoding works, specially the timing synchronization (how to get 30fps video, how to couple that with audio, etc.). I don't want to know ALL the details, just the essence of it. I want to be able to write a…
Giovanni Funchal
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how mpegts works

Can anyone please explain as to how mpeg-ts works. I have gone through the specification doc but didnt understood as to why multiple streams are combined to form one stream. Also I opened a .ts file using media info tool and for Audio it was showing…
user588601
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Store/retrieve data to/from a google spreadsheet

Is there a way to store/retrieve values to/from the google spreadsheet cells using javascript? What I want: To store data to spreadsheet instead of database.
user2828074
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detect video frame types in MPEG TS stream

I'm trying to extract information about the frame types in TS packets. Using FFMEPG I'm sending MPEG TS encapsulated video (compressed with x264), and on the other side I'm recording the received packets with Wireshark. My packets are 188 bytes…
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Inserting User Data in Mpeg stream

Is there any way to insert User Data (Start code = 0X1B2) in a MPEG stream? What I am looking for is a simple tool, script or some tips using and Hex Editor... Or you may have a patch for ffmpeg (libavcodec and libavformat) that allows to do that?
hzrari
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How can I embed an mpg into my webpage

I would like to embed mpg (dvd compliant mpeg2) movie files to my web page. I do not have any chance to convert these videos to any other format. This web is only for personal use so any type of solution would be perfect. Really appriciate any…
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HTTP Live Streaming MPEG TS segment

I'm using FFMPEG and a free segmenter (Carson Mcdonald's) to produce my ts segments which i later save to a web server and play with Quicktime by playing the .m3u8 If I have segments 1,2,3,4 and another stream with segments 1,2,3,4 and would like to…
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How can I play a `mpeg` file in `MFC`

How can I play a mpeg file in MFC. Can you tell me any function which can play this type of files.
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Extract mpeg transport stream header from a UDP packet

I have written a program where i get udp packet from a multicast address. Now i need to extract the mpegts from this packet. I am able to take the payload of the udp packet. Can some one help me to extract the mpeg header from the udp packet.
iwant2learn
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