avpriv_mpa_decode_header 57 libavcodec/mpegaudiodecheader.h int avpriv_mpa_decode_header(AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bitrate); avpriv_mpa_decode_header 85 libavformat/mp3dec.c fsize = avpriv_mpa_decode_header(avctx, header, &dummy, &dummy, &dummy, &dummy);