Index: libavcodec/mpegvideo.c===================================================================--- libavcodec/mpegvideo.c (revision 14767)+++ libavcodec/mpegvideo.c (working copy)@@ -779,19 +779,15 @@ } av_log(s->avctx, AV_LOG_FATAL, "Internal error, picture buffer overflow\n");- /* We could return -1, but the codec would crash trying to draw into a- * non-existing frame anyway. This is safer than waiting for a random crash.- * Also the return of this is never useful, an encoder must only allocate- * as much as allowed in the specification. This has no relationship to how- * much libavcodec could allocate (and MAX_PICTURE_COUNT is always large- * enough for such valid streams).- * Plus, a decoder has to check stream validity and remove frames if too- * many reference frames are around. Waiting for "OOM" is not correct at- * all. Similarly, missing reference frames have to be replaced by- * interpolated/MC frames, anything else is a bug in the codec ...- */- abort();- return -1;+ int oldest=0;+ for(i=0; i<MAX_PICTURE_COUNT; i++){+ av_log(s->avctx, AV_LOG_FATAL, "pic %d num %d ref %d\n",+ i, s->picture[i].coded_picture_number, s->picture[i].reference);+ if (s->picture[i].coded_picture_number < s->picture[oldest].coded_picture_number)+ oldest = i;+ }+ s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[oldest]);+ return oldest; } static void update_noise_reduction(MpegEncContext *s){