fix avpacket memory leak wang-bin#774 wang-bin#672 wang-bin#441

patch is from https://github.com/fmoyaarnao/QtAV/commit/ 158a023#diff- d70d26eb6c75b9a043dcb8e8419fad0a
gateslu · Mar 9, 2017 · b670eff · b670eff
1 parent a56dd03
commit b670eff
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/AVDemuxer.cpp b/src/AVDemuxer.cpp
@@ -425,6  425,7 @@ bool AVDemuxer::readFrame()
     d->pkt = Packet();
     // no lock required because in AVDemuxThread read and seek are in the same thread
     AVPacket packet;
     av_init_packet(&packet);
     d->interrupt_hanlder->begin(InterruptHandler::Read);
     int ret = av_read_frame(d->format_ctx, &packet); //0: ok, <0: error/end
     d->interrupt_hanlder->end();
@@ -450,16  451,19 @@ bool AVDemuxer::readFrame()
                     qDebug("End of file. erreof=%d feof=%d", ret == AVERROR_EOF, avio_feof(d->format_ctx->pb));
                 }
             }
             av_packet_unref(&packet); //important!
             return false;
         }
         if (ret == AVERROR(EAGAIN)) {
             qWarning("demuxer EAGAIN :%s", av_err2str(ret));
             av_packet_unref(&packet); //important!
             return false;
         }
         AVError::ErrorCode ec(AVError::ReadError);
         QString msg(tr("error reading stream data"));
         handleError(ret, &ec, msg);
         qWarning("[AVDemuxer] error: %s", av_err2str(ret));
         av_packet_unref(&packet); //important!
         return false;
     }
     d->stream = packet.stream_index;
@@ -470,6  474,7 @@ bool AVDemuxer::readFrame()
     }
     if (d->stream != videoStream() && d->stream != audioStream() && d->stream != subtitleStream()) {
         //qWarning("[AVDemuxer] unknown stream index: %d", stream);
         av_packet_unref(&packet); //important!
         return false;
     }
     // TODO: v4l2 copy