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, 4 deletions

diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index fb5b19c913..3494c0c579 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -1596,15 +1596,13 @@ static AVRational update_sar(int old_w, int old_h, AVRational sar, int new_w, in
     return sar;
 }
 
-int ff_rv34_decode_frame(AVCodecContext *avctx,
-                            void *data, int *got_picture_ptr,
-                            AVPacket *avpkt)
+int ff_rv34_decode_frame(AVCodecContext *avctx, AVFrame *pict,
+                         int *got_picture_ptr, AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
     int buf_size = avpkt->size;
     RV34DecContext *r = avctx->priv_data;
     MpegEncContext *s = &r->s;
-    AVFrame *pict = data;
     SliceInfo si;
     int i, ret;
     int slice_count;