avcodec/utils: add error message for the recode_subtitle() without iconv case

Based on the assert command which was removed in ef0c466a0fef4657d3f46cc9adea97e76a8e4faa

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index da6133140732383df0e52baede8fafa882f1c7db..75e07dcebc82b28032f65b669e7e9f4a24df05fc 100644 (file)
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -2553,6 +2553,7 @@ end:
         iconv_close(cd);
     return ret;
 #else
+    av_log(avctx, AV_LOG_ERROR, "requesting subtitles recoding without iconv");
     return AVERROR(EINVAL);
 #endif
 }