@@ -159,8 +159,11 @@ static int opt_pad(void *optctx, const char *opt, const char *arg)

 static int opt_sameq(void *optctx, const char *opt, const char *arg)

 {

-    av_log(NULL, AV_LOG_WARNING, "Ignoring option '%s'\n", opt);

-    return 0;

+    av_log(NULL, AV_LOG_ERROR, "Option '%s' was removed. "

+           "If you are looking for an option to preserve the quality (which is not "

+           "what -%s was for), use -qscale 0 or an equivalent quality factor option.\n",

+           opt, opt);

+    return AVERROR(EINVAL);

 }

 static int opt_video_channel(void *optctx, const char *opt, const char *arg)