3 * mpeg audio declarations for both encoder and decoder.
6 /* max frame size, in samples */
7 #define MPA_FRAME_SIZE 1152
9 /* max compressed frame size */
10 #define MPA_MAX_CODED_FRAME_SIZE 1792
12 #define MPA_MAX_CHANNELS 2
14 #define SBLIMIT 32 /* number of subbands */
21 int l2_select_table(int bitrate, int nb_channels, int freq, int lsf);
22 int mpa_decode_header(AVCodecContext *avctx, uint32_t head);
24 extern const uint16_t mpa_bitrate_tab[2][3][15];
25 extern const uint16_t mpa_freq_tab[3];
26 extern const unsigned char *alloc_tables[5];
27 extern const double enwindow[512];
28 extern const int sblimit_table[5];
29 extern const int quant_steps[17];
30 extern const int quant_bits[17];
31 extern const int32_t mpa_enwindow[257];