On Tue, Oct 17, 2017 at 10:12:18PM +0100, Mark Thompson wrote:
> ---
> libavformat/apngenc.c | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/libavformat/apngenc.c b/libavformat/apngenc.c
> index 77c1c916c2..16ead54cc8 100644
> --- a/libavformat/apngenc.c
> +++ b/libavformat/apngenc.c
> @@ -217,8 +217,12 @@ static int flush_packet(AVFormatContext *format_context,
> AVPacket *packet)
> ++apng->frame_number;
>
> av_packet_unref(apng->prev_packet);
> - if (packet)
> - av_packet_ref(apng->prev_packet, packet);
> + if (packet) {
> + int ret;
> + ret = av_packet_ref(apng->prev_packet, packet);
> + if (ret < 0)
> + return ret;
> + }
> return 0;
> }
>
> @@ -232,7 +236,9 @@ static int apng_write_packet(AVFormatContext
> *format_context, AVPacket *packet)
> if (!apng->prev_packet)
> return AVERROR(ENOMEM);
>
> - av_packet_ref(apng->prev_packet, packet);
> + ret = av_packet_ref(apng->prev_packet, packet);
> + if (ret < 0)
> + return ret;
> } else {
> ret = flush_packet(format_context, packet);
> if (ret < 0)probably ok thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB It is dangerous to be right in matters on which the established authorities are wrong. -- Voltaire
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