avformat/mpegtsenc: More verbose warning messages in case of missing video ES startcodes

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

libavformat/mpegtsenc.c

@@ -1197,7 +1197,9 @@ int ff_check_h264_startcode(AVFormatContext *s, const AVStream *st, const AVPack
                    "('-bsf:v h264_mp4toannexb' option with ffmpeg)\n");
             return AVERROR_INVALIDDATA;
         }
-        av_log(s, AV_LOG_WARNING, "H.264 bitstream error, startcode missing\n");
+        av_log(s, AV_LOG_WARNING, "H.264 bitstream error, startcode missing, size %d", pkt->size);
+        if (pkt->size) av_log(s, AV_LOG_WARNING, " data %08X", AV_RB32(pkt->data));
+        av_log(s, AV_LOG_WARNING, "\n");
     }
     return 0;
 }
@@ -1209,7 +1211,9 @@ static int check_hevc_startcode(AVFormatContext *s, const AVStream *st, const AV
             av_log(s, AV_LOG_ERROR, "HEVC bitstream malformed, no startcode found\n");
             return AVERROR_PATCHWELCOME;
         }
-        av_log(s, AV_LOG_WARNING, "HEVC bitstream error, startcode missing\n");
+        av_log(s, AV_LOG_WARNING, "HEVC bitstream error, startcode missing, size %d", pkt->size);
+        if (pkt->size) av_log(s, AV_LOG_WARNING, " data %08X", AV_RB32(pkt->data));
+        av_log(s, AV_LOG_WARNING, "\n");
     }
     return 0;
 }