ffmpeg | branch: master | Raphael Graf <r...@undefined.ch> | Wed Aug 29 
12:29:16 2018 +0200| [a3c6b7ff5903b8a044e30edaaa0de00e70517538] | committer: 
Paul B Mahol

frei0r: handle string params

This is needed for some of the frei0r filters (facebl0r and facedetect) which 
accept string parameters.

Fixes the issue described here:
http://www.ffmpeg-archive.org/Unable-to-set-ffmpeg-frei0r-facedetect-filter-parameter-td4680190.html

Signed-off-by: Raphael Graf <r...@undefined.ch>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a3c6b7ff5903b8a044e30edaaa0de00e70517538
---

 libavfilter/vf_frei0r.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 8aeac08519..67b2f374c3 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -93,6 +93,7 @@ static int set_param(AVFilterContext *ctx, f0r_param_info_t 
info, int index, cha
         double d;
         f0r_param_color_t col;
         f0r_param_position_t pos;
+        f0r_param_string *str;
     } val;
     char *tail;
     uint8_t rgba[4];
@@ -126,6 +127,11 @@ static int set_param(AVFilterContext *ctx, 
f0r_param_info_t info, int index, cha
         break;
     }
 
+    case F0R_PARAM_STRING:
+        val.str = param;
+        break;
+    }
+
     s->set_param_value(s->instance, &val, index);
     return 0;
 

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