Function avpriv_float_dsp_alloc

libavutil/float_dsp.c:135–168

}

av_cold AVFloatDSPContext *avpriv_float_dsp_alloc(int bit_exact)
{
    AVFloatDSPContext *fdsp = av_mallocz(sizeof(AVFloatDSPContext));
    if (!fdsp)
        return NULL;

    fdsp->vector_fmul = vector_fmul_c;
    fdsp->vector_dmul = vector_dmul_c;
    fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
    fdsp->vector_fmul_scalar = vector_fmul_scalar_c;
    fdsp->vector_dmac_scalar = vector_dmac_scalar_c;
    fdsp->vector_dmul_scalar = vector_dmul_scalar_c;
    fdsp->vector_fmul_window = vector_fmul_window_c;
    fdsp->vector_fmul_add = vector_fmul_add_c;
    fdsp->vector_fmul_reverse = vector_fmul_reverse_c;
    fdsp->butterflies_float = butterflies_float_c;
    fdsp->scalarproduct_float = ff_scalarproduct_float_c;
    fdsp->scalarproduct_double = ff_scalarproduct_double_c;

#if ARCH_AARCH64
    ff_float_dsp_init_aarch64(fdsp);
#elif ARCH_ARM
    ff_float_dsp_init_arm(fdsp);
#elif ARCH_PPC
    ff_float_dsp_init_ppc(fdsp, bit_exact);
#elif ARCH_RISCV
    ff_float_dsp_init_riscv(fdsp);
#elif ARCH_X86 && HAVE_X86ASM
    ff_float_dsp_init_x86(fdsp);
#elif ARCH_MIPS
    ff_float_dsp_init_mips(fdsp);
#endif
    return fdsp;
}