Add direct link to ML in missing_feature_sample()

Reviewed-by: Clément Bœsch <u@pkh.me>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

ffmpeg.c

@@ -1867,7 +1867,7 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output)
         av_log(ist->dec_ctx, AV_LOG_WARNING, "has_b_frames is larger in decoder than demuxer");
         av_log(ist->dec_ctx, AV_LOG_WARNING, "If you want to help, upload a sample "
                "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ "
-               "and contact the ffmpeg-devel mailing list.\n");
+               "and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n");
     }
 
     if (*got_output || ret<0 || pkt->size)

libavcodec/utils.c

@@ -3367,7 +3367,7 @@ void av_log_ask_for_sample(void *avc, const char *msg, ...)
         av_vlog(avc, AV_LOG_WARNING, msg, argument_list);
     av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample "
             "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ "
-            "and contact the ffmpeg-devel mailing list.\n");
+            "and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n");
 
     va_end(argument_list);
 }

libavutil/log.c

@@ -396,7 +396,7 @@ static void missing_feature_sample(int sample, void *avc, const char *msg,
     if (sample)
         av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample "
                "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ "
-               "and contact the ffmpeg-devel mailing list.\n");
+               "and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n");
 }
 
 void avpriv_request_sample(void *avc, const char *msg, ...)