diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c index adf40f2b32708d8c1b08079e4866c95551ad342b..8fdb4cb25968f58d987620702ce346f2762648fb 100644 --- a/ffmpeg_opt.c +++ b/ffmpeg_opt.c @@ -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)