]> git.sesse.net Git - ffmpeg/blobdiff - libavcodec/mpegaudiodsp.h
lzf: update pointer p after realloc
[ffmpeg] / libavcodec / mpegaudiodsp.h
index 7b05b68eee4e8cd6b8bdd95f575c36bc58d37232..e0e872f3b9a24e5d5a40e2db0e348c083d4056ee 100644 (file)
 #ifndef AVCODEC_MPEGAUDIODSP_H
 #define AVCODEC_MPEGAUDIODSP_H
 
+#include <stddef.h>
 #include <stdint.h>
 
+#include "libavutil/common.h"
+
 typedef struct MPADSPContext {
     void (*apply_window_float)(float *synth_buf, float *window,
-                               int *dither_state, float *samples, int incr);
+                               int *dither_state, float *samples,
+                               ptrdiff_t incr);
     void (*apply_window_fixed)(int32_t *synth_buf, int32_t *window,
-                               int *dither_state, int16_t *samples, int incr);
+                               int *dither_state, int16_t *samples,
+                               ptrdiff_t incr);
     void (*dct32_float)(float *dst, const float *src);
     void (*dct32_fixed)(int *dst, const int *src);
+    void (*imdct36_blocks_float)(float *out, float *buf, float *in,
+                                 int count, int switch_point, int block_type);
+    void (*imdct36_blocks_fixed)(int *out, int *buf, int *in,
+                                 int count, int switch_point, int block_type);
 } MPADSPContext;
 
 void ff_mpadsp_init(MPADSPContext *s);
@@ -35,29 +44,48 @@ void ff_mpadsp_init(MPADSPContext *s);
 extern int32_t ff_mpa_synth_window_fixed[];
 extern float   ff_mpa_synth_window_float[];
 
+extern const int32_t ff_mpa_enwindow[257];
+
 void ff_mpa_synth_filter_fixed(MPADSPContext *s,
                                int32_t *synth_buf_ptr, int *synth_buf_offset,
                                int32_t *window, int *dither_state,
-                               int16_t *samples, int incr,
-                               int *sb_samples);
+                               int16_t *samples, ptrdiff_t incr,
+                               int32_t *sb_samples);
 
 void ff_mpa_synth_filter_float(MPADSPContext *s,
                                float *synth_buf_ptr, int *synth_buf_offset,
                                float *window, int *dither_state,
-                               float *samples, int incr,
+                               float *samples, ptrdiff_t incr,
                                float *sb_samples);
 
-void ff_mpadsp_init_mmx(MPADSPContext *s);
-void ff_mpadsp_init_altivec(MPADSPContext *s);
+void ff_mpadsp_init_aarch64(MPADSPContext *s);
+void ff_mpadsp_init_arm(MPADSPContext *s);
+void ff_mpadsp_init_ppc(MPADSPContext *s);
+void ff_mpadsp_init_x86(MPADSPContext *s);
 
 void ff_mpa_synth_init_float(float *window);
 void ff_mpa_synth_init_fixed(int32_t *window);
 
 void ff_mpadsp_apply_window_float(float *synth_buf, float *window,
                                   int *dither_state, float *samples,
-                                  int incr);
+                                  ptrdiff_t incr);
 void ff_mpadsp_apply_window_fixed(int32_t *synth_buf, int32_t *window,
                                   int *dither_state, int16_t *samples,
-                                  int incr);
+                                  ptrdiff_t incr);
+
+void ff_imdct36_blocks_float(float *out, float *buf, float *in,
+                             int count, int switch_point, int block_type);
+
+void ff_imdct36_blocks_fixed(int *out, int *buf, int *in,
+                             int count, int switch_point, int block_type);
+
+void ff_init_mpadsp_tabs_float(void);
+void ff_init_mpadsp_tabs_fixed(void);
+
+/** For SSE implementation, MDCT_BUF_SIZE/2 should be 128-bit aligned */
+#define MDCT_BUF_SIZE FFALIGN(36, 2*4)
+
+extern int ff_mdct_win_fixed[8][MDCT_BUF_SIZE];
+extern float ff_mdct_win_float[8][MDCT_BUF_SIZE];
 
-#endif
+#endif /* AVCODEC_MPEGAUDIODSP_H */