32 #define DECORRELATE_FUNCS(fmt, opt) \
33 void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
34 int len, int shift); \
35 void ff_flac_decorrelate_rs_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
36 int len, int shift); \
37 void ff_flac_decorrelate_ms_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
38 int len, int shift); \
39 void ff_flac_decorrelate_indep2_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
40 int len, int shift); \
41 void ff_flac_decorrelate_indep4_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
42 int len, int shift); \
43 void ff_flac_decorrelate_indep6_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
44 int len, int shift); \
45 void ff_flac_decorrelate_indep8_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
59 #if CONFIG_FLAC_DECODER
63 c->decorrelate[0] = ff_flac_decorrelate_indep2_16_sse2;
65 c->decorrelate[0] = ff_flac_decorrelate_indep4_16_sse2;
67 c->decorrelate[0] = ff_flac_decorrelate_indep6_16_sse2;
69 c->decorrelate[0] = ff_flac_decorrelate_indep8_16_sse2;
70 c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2;
71 c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2;
72 c->decorrelate[3] = ff_flac_decorrelate_ms_16_sse2;
75 c->decorrelate[0] = ff_flac_decorrelate_indep2_32_sse2;
77 c->decorrelate[0] = ff_flac_decorrelate_indep4_32_sse2;
79 c->decorrelate[0] = ff_flac_decorrelate_indep6_32_sse2;
81 c->decorrelate[0] = ff_flac_decorrelate_indep8_32_sse2;
82 c->decorrelate[1] = ff_flac_decorrelate_ls_32_sse2;
83 c->decorrelate[2] = ff_flac_decorrelate_rs_32_sse2;
84 c->decorrelate[3] = ff_flac_decorrelate_ms_32_sse2;
93 c->decorrelate[0] = ff_flac_decorrelate_indep8_16_avx;
96 c->decorrelate[0] = ff_flac_decorrelate_indep4_32_avx;
98 c->decorrelate[0] = ff_flac_decorrelate_indep6_32_avx;
100 c->decorrelate[0] = ff_flac_decorrelate_indep8_32_avx;
108 #if CONFIG_FLAC_ENCODER
static atomic_int cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int channels, int bps)
void ff_flac_enc_lpc_16_sse4(int32_t *, const int32_t *, int, int, const int32_t *, int)
#define DECORRELATE_FUNCS(fmt, opt)
void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, int qlevel, int len)
void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, int qlevel, int len)
AVSampleFormat
Audio sample formats.
@ AV_SAMPLE_FMT_S32
signed 32 bits
@ AV_SAMPLE_FMT_S16
signed 16 bits
#define EXTERNAL_AVX(flags)
#define EXTERNAL_XOP(flags)
#define EXTERNAL_SSE4(flags)
#define EXTERNAL_SSE2(flags)