On 12/04/2011 03:13 PM, Luca Barbato wrote:
> ---
> libavfilter/vf_drawtext.c | 11 ++++++++++-
> 1 files changed, 10 insertions(+), 1 deletions(-)
>
> diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
> index b7ba89c..cd4386a 100644
> --- a/libavfilter/vf_drawtext.c
> +++ b/libavfilter/vf_drawtext.c
> @@ -116,6 +116,8 @@ typedef struct {
> char *x_expr, *y_expr;
> AVExpr *x_pexpr, *y_pexpr; ///< parsed expressions for x and y
> double var_values[VAR_VARS_NB];
> + char *d_expr;
> + AVExpr *d_pexpr;
> int draw; ///< set to zero to prevent drawing
> } DrawTextContext;
>
> @@ -135,6 +137,7 @@ static const AVOption drawtext_options[]= {
> {"shadowx", "set x", OFFSET(shadowx),
> AV_OPT_TYPE_INT, {.dbl=0}, INT_MIN, INT_MAX },
> {"shadowy", "set y", OFFSET(shadowy),
> AV_OPT_TYPE_INT, {.dbl=0}, INT_MIN, INT_MAX },
> {"tabsize", "set tab size", OFFSET(tabsize),
> AV_OPT_TYPE_INT, {.dbl=4}, 0, INT_MAX },
> +{"draw", "if false do not draw", OFFSET(d_expr),
> AV_OPT_TYPE_STRING, {.str="1"}, CHAR_MIN, CHAR_MAX },
this help text does not make it clear at all what the draw option
actually does. suggestion:
"true/false expression. if false, do not draw."
-Justin
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