*/
#include <stdint.h>
+
+#include "libavutil/arm/cpu.h"
#include "libavutil/attributes.h"
#include "libavcodec/ac3dsp.h"
#include "config.h"
int ff_ac3_max_msb_abs_int16_neon(const int16_t *src, int len);
void ff_ac3_lshift_int16_neon(int16_t *src, unsigned len, unsigned shift);
void ff_ac3_rshift_int32_neon(int32_t *src, unsigned len, unsigned shift);
+void ff_float_to_fixed24_neon(int32_t *dst, const float *src, unsigned int len);
+void ff_ac3_extract_exponents_neon(uint8_t *exp, int32_t *coef, int nb_coefs);
+void ff_apply_window_int16_neon(int16_t *dst, const int16_t *src,
+ const int16_t *window, unsigned n);
+
+void ff_ac3_bit_alloc_calc_bap_armv6(int16_t *mask, int16_t *psd,
+ int start, int end,
+ int snr_offset, int floor,
+ const uint8_t *bap_tab, uint8_t *bap);
+
+void ff_ac3_update_bap_counts_arm(uint16_t mant_cnt[16], uint8_t *bap, int len);
av_cold void ff_ac3dsp_init_arm(AC3DSPContext *c, int bit_exact)
{
- if (HAVE_NEON) {
+ int cpu_flags = av_get_cpu_flags();
+
+ c->update_bap_counts = ff_ac3_update_bap_counts_arm;
+
+ if (have_armv6(cpu_flags)) {
+ c->bit_alloc_calc_bap = ff_ac3_bit_alloc_calc_bap_armv6;
+ }
+
+ if (have_neon(cpu_flags)) {
c->ac3_exponent_min = ff_ac3_exponent_min_neon;
c->ac3_max_msb_abs_int16 = ff_ac3_max_msb_abs_int16_neon;
c->ac3_lshift_int16 = ff_ac3_lshift_int16_neon;
c->ac3_rshift_int32 = ff_ac3_rshift_int32_neon;
+ c->float_to_fixed24 = ff_float_to_fixed24_neon;
+ c->extract_exponents = ff_ac3_extract_exponents_neon;
+ c->apply_window_int16 = ff_apply_window_int16_neon;
}
}