294 struct AACContext {  struct
295     AVClass        *class;
296     AVCodecContext *avctx;
297     AVFrame *frame;
299     int is_saved;                 ///< Set if elements have stored overlap from previous frame.
300     DynamicRangeControl che_drc;
306     ChannelElement          *che[4][MAX_ELEM_ID];
307     ChannelElement  *tag_che_map[4][MAX_ELEM_ID];
308     int tags_mapped;
309     int warned_remapping_once;
317     DECLARE_ALIGNED(32, INTFLOAT, buf_mdct)[1024];
324     FFTContext mdct;
325     FFTContext mdct_small;
326     FFTContext mdct_ld;
327     FFTContext mdct_ltp;
329     AVFixedDSPContext *fdsp;
331     MDCT15Context *mdct120;
332     MDCT15Context *mdct480;
333     MDCT15Context *mdct960;
334     AVFloatDSPContext *fdsp;
336     int random_state;
364     void (*imdct_and_windowing)(AACContext *ac, SingleChannelElement *sce);  argument
365     void (*apply_ltp)(AACContext *ac, SingleChannelElement *sce);  argument
368     void (*windowing_and_mdct_ltp)(AACContext *ac, INTFLOAT *out,  argument
370     void (*update_ltp)(AACContext *ac, SingleChannelElement *sce);  argument
376 void ff_aacdec_init_mips(AACContext *c);  argument