avcodec/codec_internal: Make FFCodec.decode use AVFrame*

This increases type-safety by avoiding conversions from/through void*.
It also avoids the boilerplate "AVFrame *frame = data;" line
for non-subtitle decoders.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/libavcodec/libaomdec.c b/libavcodec/libaomdec.c
index 7bcade4628..a083487c33 100644
--- a/libavcodec/libaomdec.c
+++ b/libavcodec/libaomdec.c
@@ -156,11 +156,10 @@ static int set_pix_fmt(AVCodecContext *avctx, struct aom_image *img)
     }
 }
 
-static int aom_decode(AVCodecContext *avctx, void *data, int *got_frame,
-                      AVPacket *avpkt)
+static int aom_decode(AVCodecContext *avctx, AVFrame *picture,
+                      int *got_frame, AVPacket *avpkt)
 {
     AV1DecodeContext *ctx = avctx->priv_data;
-    AVFrame *picture      = data;
     const void *iter      = NULL;
     struct aom_image *img;
     int ret;