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/avs.c b/libavcodec/avs.c
index 1367491ea2..a26a3bbc00 100644
--- a/libavcodec/avs.c
+++ b/libavcodec/avs.c
@@ -43,15 +43,13 @@ typedef enum {
 } AvsVideoSubType;
 
 
-static int
-avs_decode_frame(AVCodecContext * avctx,
-                 void *data, int *got_frame, AVPacket *avpkt)
+static int avs_decode_frame(AVCodecContext * avctx, AVFrame *picture,
+                            int *got_frame, AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
     const uint8_t *buf_end = avpkt->data + avpkt->size;
     int buf_size = avpkt->size;
     AvsContext *const avs = avctx->priv_data;
-    AVFrame *picture = data;
     AVFrame *const p =  avs->frame;
     const uint8_t *table, *vect;
     uint8_t *out;