This is similar to an existing check for the second-last frame from 062421e3.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: [email protected] --- libavcodec/eacmv.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/libavcodec/eacmv.c b/libavcodec/eacmv.c index cf19a85..6236bd2 100644 --- a/libavcodec/eacmv.c +++ b/libavcodec/eacmv.c @@ -120,9 +120,10 @@ static void cmv_decode_inter(CmvContext *s, AVFrame *frame, const uint8_t *buf, }else{ /* inter using last frame as reference */ int xoffset = (buf[i] & 0xF) - 7; int yoffset = ((buf[i] >> 4)) - 7; - cmv_motcomp(frame->data[0], frame->linesize[0], - s->last_frame->data[0], s->last_frame->linesize[0], - x*4, y*4, xoffset, yoffset, s->avctx->width, s->avctx->height); + if (s->last_frame->data[0]) + cmv_motcomp(frame->data[0], frame->linesize[0], + s->last_frame->data[0], s->last_frame->linesize[0], + x*4, y*4, xoffset, yoffset, s->avctx->width, s->avctx->height); } i++; } -- 1.7.9.4 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
