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-rw-r--r--libavcodec/pnm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/pnm.c b/libavcodec/pnm.c
index 6e2e96c403..5a24befa36 100644
--- a/libavcodec/pnm.c
+++ b/libavcodec/pnm.c
@@ -163,6 +163,8 @@ int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s)
if (s->maxval >= 256) {
if (avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
avctx->pix_fmt = AV_PIX_FMT_GRAY16BE;
+ if (s->maxval != 65535)
+ avctx->pix_fmt = AV_PIX_FMT_GRAY16;
} else if (avctx->pix_fmt == AV_PIX_FMT_RGB24) {
avctx->pix_fmt = AV_PIX_FMT_RGB48BE;
} else if (avctx->pix_fmt == AV_PIX_FMT_YUV420P && s->maxval < 65536) {