static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data){
PNGEncContext *s = avctx->priv_data;
AVFrame *pict = data;
- AVFrame * const p= (AVFrame*)&s->picture;
+ AVFrame * const p= &s->picture;
int bit_depth, color_type, y, len, row_size, ret, is_progressive;
int bits_per_pixel, pass_row_size;
int compression_level;
static av_cold int png_enc_init(AVCodecContext *avctx){
PNGEncContext *s = avctx->priv_data;
- avcodec_get_frame_defaults((AVFrame*)&s->picture);
- avctx->coded_frame= (AVFrame*)&s->picture;
+ avcodec_get_frame_defaults(&s->picture);
+ avctx->coded_frame= &s->picture;
dsputil_init(&s->dsp, avctx);
s->filter_type = av_clip(avctx->prediction_method, PNG_FILTER_VALUE_NONE, PNG_FILTER_VALUE_MIXED);