lavf/mux: Add missing CR/LF to error messages.

libavformat/mux.c

@@ -891,7 +891,7 @@ static int do_packet_auto_bsf(AVFormatContext *s, AVPacket *pkt) {
         // flush each stream's BSF chain on write_trailer.
         if ((ret = av_bsf_send_packet(ctx, pkt)) < 0) {
             av_log(ctx, AV_LOG_ERROR,
-                    "Failed to send packet to filter %s for stream %d",
+                    "Failed to send packet to filter %s for stream %d\n",
                     ctx->filter->name, pkt->stream_index);
             return ret;
         }
@@ -902,7 +902,7 @@ static int do_packet_auto_bsf(AVFormatContext *s, AVPacket *pkt) {
             if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
                 return 0;
             av_log(ctx, AV_LOG_ERROR,
-                    "Failed to send packet to filter %s for stream %d",
+                    "Failed to send packet to filter %s for stream %d\n",
                     ctx->filter->name, pkt->stream_index);
             return ret;
         }