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vsrc_nullsrc: remove mathematical constants now redundant.

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Signed-off-by: Nicolas George <nicolas.george@normalesup.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Nicolas George 2011-10-13 17:54:10 +02:00 committed by Michael Niedermayer
parent 21e888bd11
commit 7d60b43e90
2 changed files with 1 additions and 10 deletions
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2
doc/filters.texi
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@ -2438,7 +2438,7 @@ source. The default values of @var{width} and @var{height} are
respectively 352 and 288 (corresponding to the CIF size format). respectively 352 and 288 (corresponding to the CIF size format).
@var{timebase} specifies an arithmetic expression representing a @var{timebase} specifies an arithmetic expression representing a
timebase. The expression can contain the constants "PI", "E", "PHI", timebase. The expression can contain the constant
"AVTB" (the default timebase), and defaults to the value "AVTB". "AVTB" (the default timebase), and defaults to the value "AVTB".
@section frei0r_src @section frei0r_src

9
libavfilter/vsrc_nullsrc.c
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@ -28,17 +28,11 @@
#include "avfilter.h" #include "avfilter.h"
static const char *var_names[] = { static const char *var_names[] = {
"E",
"PHI",
"PI",
"AVTB", /* default timebase 1/AV_TIME_BASE */ "AVTB", /* default timebase 1/AV_TIME_BASE */
NULL NULL
}; };
enum var_name { enum var_name {
VAR_E,
VAR_PHI,
VAR_PI,
VAR_AVTB, VAR_AVTB,
VAR_VARS_NB VAR_VARS_NB
}; };
@ -76,9 +70,6 @@ static int config_props(AVFilterLink *outlink)
int ret; int ret;
double res; double res;
priv->var_values[VAR_E] = M_E;
priv->var_values[VAR_PHI] = M_PHI;
priv->var_values[VAR_PI] = M_PI;
priv->var_values[VAR_AVTB] = av_q2d(AV_TIME_BASE_Q); priv->var_values[VAR_AVTB] = av_q2d(AV_TIME_BASE_Q);
if ((ret = av_expr_parse_and_eval(&res, priv->tb_expr, var_names, priv->var_values, if ((ret = av_expr_parse_and_eval(&res, priv->tb_expr, var_names, priv->var_values,