Questions tagged [Data compression] (1)

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After the archive type .zip is a text, which can't open the archive, how to get him back in normal form?

Downloaded and name after .zip is another point and text, something like: file.zip.01. Help to return the files to normal, tried to remove the console and leave only .zip, but the archive does not open, writes: the compressed (zipped) folder is empty, although the weight of the archive visible - 1GB. Help unzip this miracle...
Remington.Bechtelar51 asked April 18th 20 at 12:40
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How to unpack LZMA2 stream using Lzma2Dec_DecodeToDic (LZMA SDK)?

Packed data stream using the method LZMA2 bool res = false; // Create the wrapper CLzma2EncHandle enc; enc = Lzma2Enc_Create(&g_AlignedAlloc, &g_BigAlloc); if (enc) { // Create the parameters CLzma2EncProps props; Lzma2EncProps_Init(&props); lzma2::initProps(&props.lzmaProps,level); Lzma2EncProps_Norma...
tyrel_Volkman asked April 8th 20 at 10:30
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How to make a package in streaming mode to LZMA (7zip SDK)?

Need to pack data in this mode CArhiv oArhiv; oArhiv.open("file.arc") oArhiv.write("123",3); // 1-the first portion of data oArhiv.write("12345",5); // 2-the first portion of data oArhiv.write("12",2); // 3-the first portion of data oArhiv.close(""); Using 7zip SDK, but I can't figure out how to make LZMA stream package. in...
randy_Quigl asked April 8th 20 at 02:00
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What is compression algorithm?

Help on the format of the data stream to determine the data compression technique. The data flow contains a series of blocks (1 bit of flag data). The block begins with a flag 1 - block will contain raw data (8-bit) 0 - unit will reference the existing block indicating the offset blocks and long blocks (12 bits for offset a...
Lucio_Hean asked April 4th 20 at 13:33
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How to operate the http Accept-Encoding header — compression content?

Do I understand correctly that if you write, the content will be transferred to the archives 3 Accept-Encoding: gzip, compress, br? This example is taken from Mozilla website: https://developer.mozilla.org/uk/docs/Web/HTTP/%D0...
Wyatt74 asked April 4th 20 at 12:31
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How to create a thread for packing data in a file while writing data in it?

How to create a thread to record the data is Packed and written to a file?
nella.Runolfsson asked April 4th 20 at 00:50
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Is there a batch tool to compress HTML files?

Good day, at work there is a need in the estate of the mirrors of certain sites, because workstations no Internet connection, and information is needed in view of this, with a certain periodicity in the Internet created the mirror sites, then the gateway are moved to the offline network where users view them The issue is th...
Esmeralda_Rowe asked April 2nd 20 at 15:10
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How do you know which files are compressed with lzx compression?

This: Windows 10.0.14393, on the computer there is a number of folders and files. Where and which files is unknown. Task: find Out which files and folders are compressed with LZX.
sean.Bechtelar asked March 31st 20 at 22:10
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In what format is better to save a long lecture, which is the images from the presentation plus the sound of the speaker?

It is essentially a static image, which occasionally alternate with each other, and the sound track. Conventionally, 100 slides + sound for 2 hours. The emphasis on small size. And it should preferably be not too difficult to use, and on any device.
ramon_Wolf asked March 31st 20 at 20:10
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How to connect a mirror (two drives at 8TB) on which deduplication is enabled on another server?

Need to connect a mirrored volume with deduplication(only data/files) to another server(which was the OS is not loaded). Windows Server 2012r2 on a normal PC Any problem there or just all by itself will connect, deduplication will work and files will be read normally?
Vinnie asked March 30th 20 at 00:16