diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 9889224..041fccf 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -3848,7 +3848,7 @@ static int decode_frame(AVCodecContext *avctx, if(!(s->flags2 & CODEC_FLAG2_CHUNKS) && !s->current_picture_ptr){ if (avctx->skip_frame >= AVDISCARD_NONREF) return 0; - av_log(avctx, AV_LOG_ERROR, "no frame!\n"); + av_log(avctx, AV_LOG_DEBUG, "no frame!\n"); return -1; } diff --git a/libavcodec/h264_refs.c b/libavcodec/h264_refs.c index 1f30916..dce88f3 100644 --- a/libavcodec/h264_refs.c +++ b/libavcodec/h264_refs.c @@ -634,7 +634,7 @@ int ff_h264_execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count){ * stream. Need to discard one frame. Prevents overrun of the * short_ref and long_ref buffers. */ - av_log(h->s.avctx, AV_LOG_ERROR, + av_log(h->s.avctx, AV_LOG_DEBUG, "number of reference frames (%d+%d) exceeds max (%d; probably " "corrupt input), discarding one\n", h->long_ref_count, h->short_ref_count, h->sps.ref_frame_count); diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index e418e95..87cb73c 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -1004,19 +1004,18 @@ int ff_find_unused_picture(MpegEncContext *s, int shared){ } 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; + /* XXX there seems to be a leak caused by h264 in mpeg transport + * streams: Over-the-air streams have a lot of errors. A picture + * may be marked as referenced but the actual references get lost + * so it never gets released. We take care of that here by releasing + * the oldest we have & reusing its slot. */ + int oldest=0; + for(i=0; ipicture[i].f.coded_picture_number < s->picture[oldest].f.coded_picture_number) + oldest = i; + } + s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[oldest]); + return oldest; } static void update_noise_reduction(MpegEncContext *s){