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support lenght-quoting of strings in subopt parser.

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15734 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2005-06-16 09:03:11 +00:00
parent a1d7876900
commit 1d0e6ef7cc
2 changed files with 28 additions and 1 deletions
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16
DOCS/man/en/mplayer.1
View File

@ -383,6 +383,22 @@ Every 'flag' option has a 'noflag' counterpart, e.g.\& the opposite of the
If an option is marked as (XXX only), it will only work in combination with
the XXX option or if XXX is compiled in.
.PP
.I NOTE:
.PD 0
.RSs
The suboption parser (used for example for -ao pcm suboptions) supports
a special kind of string-escaping intended for use with external GUIs.
.PP
It has the following format:
.PP
%n%string_of_lenght_n
.PP
Usage example:
.PP
mplayer -ao pcm:file=%10%C:test.wav test.avi
.RE
.PD 1
.PP
You can put all of the options in a configuration file which will be read
every time MPlayer is run.
The system-wide configuration file 'mplayer.conf' is in your configuration

13
subopt-helper.c
View File

@ -247,10 +247,21 @@ static char const * parse_int( char const * const str, int * const valp )
return endp;
}
static char const * parse_str( char const * const str, strarg_t * const valp )
#define QUOTE_CHAR '%'
static char const * parse_str( char const * str, strarg_t * const valp )
{
char const * match = strchr( str, ':' );
if (str[0] == QUOTE_CHAR) {
int len = 0;
str = &str[1];
len = (int)strtol(str, (char **)&str, 0);
if (!str || str[0] != QUOTE_CHAR || (len > strlen(str) - 1))
return NULL;
str = &str[1];
match = &str[len];
}
else
if ( !match )
match = &str[strlen(str)];