Hello,
I have a header which I have to add to a sorted file, however if I use
cat header sortedfile > newfile, the operation takes 2 minutes as the sorted file is over 400mb.
I have noticed that when I sort the 400mb unsorted file, this only takes 14 seconds to create the output.
As... (2 Replies)
So, I have a file that has some duplicate lines. The file has a header line that I would like to keep at the top.
I could do this by extracting the header from the file, 'sort -u' the remaining lines, and recombine them. But they are quite big, so if there is a way to do it with a single... (1 Reply)
I am having report file with header and footer . The details in between header and footer are separated by a pipe charater. I want to sort the file by considering multiple columns in between header and footer.
pls help (4 Replies)
Dear All,
I would like to find an automatic way to add a given code which belong to a class at the end of the column , for example this is my input file:
0610009O20Rik
V$VMYB_01 310 (+) 1 0.971 v-Myb
V$EVI1_04 782 (-) 0.763 0.834 Evi-1
V$ELK1_02 1966 (-) 1 0.984 Elk-1... (4 Replies)
Hi,
I'm trying to sort 2 different .txt tab delimited files with the command line:
sort -k 1b,1 inputfile > outputfile
But doing that i'm also sorting the header (that ends at the end of my file).
How can i sort a .txt file without sorting the header but conserving the header in the... (3 Replies)
Hello!
I have a tab delimited file with values in three columns. Some values occur in all three columns, other values are present in only one or two columns. I would like to sort the file so that rows with no missing values come first, rows with one missing values come next, and rows with two... (9 Replies)
I have several las files with a header and each file start Version and text and before the data starts end up with ~Ascii, then the numbers starts:
-------------------------------------------------------------------------
Code:
~Version
.....text....
~Ascii
2 abc 230 1 name
1 abc ... (1 Reply)
I have several las files with a header and each file start Version and text and before the data starts end up with ~Ascii, then the numbers starts:
-------------------------------------------------------------------------
~Version
.....text....
~Ascii
2 abc 230 1 name
1 abc 400 1... (17 Replies)
Hi,
I am using SUN SOLARIS (SunOS sun4v sparc SUNW, T5240).
I have a huge data file with header and trailer. This file gets used into an ETL process. ETL skips the header record (which is the first record of the file) and loads the rest of the record. The file can be delimited (comma,... (5 Replies)
Discussion started by: Saanvi1
5 Replies
LEARN ABOUT DEBIAN
avifix
avifix(1) General Commands Manual avifix(1)NAME
avifix - fix header of AVI-file
SYNOPSIS
avifix [ -i name [ -F string ] [ -f val1,val2 ] [ -N 0x NN ] [ -b bitrate ] [ -e rate[,bits[,channels]] ] [ -a num ] [ -v ] ]
COPYRIGHT
avifix is Copyright (C) by Thomas Oestreich.
DESCRIPTION
avifix fixes the header of an AVI-file with the supplied parameters.
OPTIONS -i name
Specify the name of the AVI-file.
-F string
Specify the video codec as FourCC.
Possible values are RGB, RIFF and TIFF. ???
-f val1,val2
Use this option to change the frame rate and scale information in the header of the AVI-file. Both values must not be < 0.
-N 0xnn
Use this option to change the audio format identifier in the header of the AVI-file. Here are some possible values:
0x1 PCM uncompressed audio
0x50 MPEG layer-2 aka MP2
0x55 MPEG layer-3 aka MP3
0x2000 AC3 audio
-b bitrate
Use this option to change the encoder bitrate in the header of the AVI-file. bitrate has to be given in units of kbps.
-e rate[,bits[,channels]]
Use this option to change the audio stream parameters of in the header of the AVI-file.
-a num Use this option to change the audio stream parameters of audio track number num in the header of the AVI-file.
-v Print version information and exit.
EXAMPLES
The command
avifix -i my_file.avi -f 30,1
changes the header of the file my_file.avi and sets the frame rate to 30 fps.
AUTHORS
avifix was written by Thomas Oestreich
<ostreich@theorie.physik.uni-goettingen.de> with contributions from many others. See AUTHORS for details.
SEE ALSO avimerge(1), avisplit(1), tccat(1), tcdecode(1), tcdemux(1), tcextract(1), tcprobe(1), tcscan(1), transcode(1)avifix(1) 16th January 2002 avifix(1)