xvid

static int xvid_gbl_init(xvid_gbl_init_t * init) {  unsigned int cpu_flags;

 

 if (XVID_VERSION_MAJOR(init->version) != 1) /* v1.x.x */   return XVID_ERR_VERSION;

 

 cpu_flags = (init->cpu_flags & XVID_CPU_FORCE) ? init->cpu_flags : detect_cpu_flags();

 

 /* Initialize the function pointers */  init_vlc_tables();

 

 /* Fixed Point Forward/Inverse DCT transformations */  fdct = fdct_int32;  idct = idct_int32;

 

 /* Only needed on PPC Altivec archs */  sadInit = NULL;

 

 /* Restore FPU context : emms_c is a nop functions */  emms = emms_c;

 

 /* Qpel stuff */  xvid_QP_Funcs = &xvid_QP_Funcs_C;  xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_C;  xvid_Init_QP();

 

 /* Quantization functions */  quant_h263_intra   = quant_h263_intra_c;  quant_h263_inter   = quant_h263_inter_c;  dequant_h263_intra = dequant_h263_intra_c;  dequant_h263_inter = dequant_h263_inter_c;

 

 quant_mpeg_intra   = quant_mpeg_intra_c;  quant_mpeg_inter   = quant_mpeg_inter_c;  dequant_mpeg_intra = dequant_mpeg_intra_c;  dequant_mpeg_inter = dequant_mpeg_inter_c;

 

 /* Block transfer related functions */  transfer_8to16copy = transfer_8to16copy_c;  transfer_16to8copy = transfer_16to8copy_c;  transfer_8to16sub  = transfer_8to16sub_c;  transfer_8to16subro  = transfer_8to16subro_c;  transfer_8to16sub2 = transfer_8to16sub2_c;  transfer_8to16sub2ro = transfer_8to16sub2ro_c;  transfer_16to8add  = transfer_16to8add_c;  transfer8x8_copy   = transfer8x8_copy_c;  transfer8x4_copy   = transfer8x4_copy_c;

 

 /* Interlacing functions */  MBFieldTest = MBFieldTest_c;

 

 /* Image interpolation related functions */  interpolate8x8_halfpel_h  = interpolate8x8_halfpel_h_c;  interpolate8x8_halfpel_v  = interpolate8x8_halfpel_v_c;  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;

 

 interpolate8x4_halfpel_h  = interpolate8x4_halfpel_h_c;  interpolate8x4_halfpel_v  = interpolate8x4_halfpel_v_c;  interpolate8x4_halfpel_hv = interpolate8x4_halfpel_hv_c;

 

 interpolate8x8_halfpel_add = interpolate8x8_halfpel_add_c;  interpolate8x8_halfpel_h_add = interpolate8x8_halfpel_h_add_c;  interpolate8x8_halfpel_v_add = interpolate8x8_halfpel_v_add_c;  interpolate8x8_halfpel_hv_add = interpolate8x8_halfpel_hv_add_c;

 

 interpolate16x16_lowpass_h = interpolate16x16_lowpass_h_c;  interpolate16x16_lowpass_v = interpolate16x16_lowpass_v_c;  interpolate16x16_lowpass_hv = interpolate16x16_lowpass_hv_c;

 

 interpolate8x8_lowpass_h = interpolate8x8_lowpass_h_c;  interpolate8x8_lowpass_v = interpolate8x8_lowpass_v_c;  interpolate8x8_lowpass_hv = interpolate8x8_lowpass_hv_c;

 

 interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_c;  interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_c;

 

 interpolate8x8_avg2 = interpolate8x8_avg2_c;  interpolate8x8_avg4 = interpolate8x8_avg4_c;

 

 /* postprocessing */  image_brightness = image_brightness_c;

 

 /* Initialize internal colorspace transformation tables */  colorspace_init();

 

 /* All colorspace transformation functions User Format->YV12 */  yv12_to_yv12    = yv12_to_yv12_c;  rgb555_to_yv12  = rgb555_to_yv12_c;  rgb565_to_yv12  = rgb565_to_yv12_c;  rgb_to_yv12     = rgb_to_yv12_c;  bgr_to_yv12     = bgr_to_yv12_c;  bgra_to_yv12    = bgra_to_yv12_c;  abgr_to_yv12    = abgr_to_yv12_c;  rgba_to_yv12    = rgba_to_yv12_c;  argb_to_yv12    = argb_to_yv12_c;  yuyv_to_yv12    = yuyv_to_yv12_c;  uyvy_to_yv12    = uyvy_to_yv12_c;

 

 rgb555i_to_yv12 = rgb555i_to_yv12_c;  rgb565i_to_yv12 = rgb565i_to_yv12_c;  bgri_to_yv12    = bgri_to_yv12_c;  bgrai_to_yv12   = bgrai_to_yv12_c;  abgri_to_yv12   = abgri_to_yv12_c;  rgbai_to_yv12   = rgbai_to_yv12_c;  argbi_to_yv12   = argbi_to_yv12_c;  yuyvi_to_yv12   = yuyvi_to_yv12_c;  uyvyi_to_yv12   = uyvyi_to_yv12_c;

 

 /* All colorspace transformation functions YV12->User format */  yv12_to_rgb555  = yv12_to_rgb555_c;  yv12_to_rgb565  = yv12_to_rgb565_c;  yv12_to_rgb     = yv12_to_rgb_c;  yv12_to_bgr     = yv12_to_bgr_c;  yv12_to_bgra    = yv12_to_bgra_c;  yv12_to_abgr    = yv12_to_abgr_c;  yv12_to_rgba    = yv12_to_rgba_c;  yv12_to_argb    = yv12_to_argb_c;  yv12_to_yuyv    = yv12_to_yuyv_c;  yv12_to_uyvy    = yv12_to_uyvy_c;

 

 yv12_to_rgb555i = yv12_to_rgb555i_c;  yv12_to_rgb565i = yv12_to_rgb565i_c;  yv12_to_bgri    = yv12_to_bgri_c;  yv12_to_bgrai   = yv12_to_bgrai_c;  yv12_to_abgri   = yv12_to_abgri_c;  yv12_to_rgbai   = yv12_to_rgbai_c;  yv12_to_argbi   = yv12_to_argbi_c;  yv12_to_yuyvi   = yv12_to_yuyvi_c;  yv12_to_uyvyi   = yv12_to_uyvyi_c;

 

 /* Functions used in motion estimation algorithms */  calc_cbp      = calc_cbp_c;  sad16         = sad16_c;  sad8          = sad8_c;  sad16bi       = sad16bi_c;  sad8bi        = sad8bi_c;  dev16         = dev16_c;  sad16v        = sad16v_c;  sse8_16bit    = sse8_16bit_c;  sse8_8bit     = sse8_8bit_c;

 

 sseh8_16bit   = sseh8_16bit_c;  coeff8_energy = coeff8_energy_c;  blocksum8     = blocksum8_c;

 

 init_GMC(cpu_flags);

 

#if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64)

 

 if ((cpu_flags & XVID_CPU_MMX) || (cpu_flags & XVID_CPU_MMXEXT) ||   (cpu_flags & XVID_CPU_3DNOW) || (cpu_flags & XVID_CPU_3DNOWEXT) ||   (cpu_flags & XVID_CPU_SSE) || (cpu_flags & XVID_CPU_SSE2) ||         (cpu_flags & XVID_CPU_SSE3) || (cpu_flags & XVID_CPU_SSE41))  {   /* Restore FPU context : emms_c is a nop functions */   emms = emms_mmx;  }

 

 if ((cpu_flags & XVID_CPU_MMX)) {

 

  /* Forward and Inverse Discrete Cosine Transformation functions */   fdct = fdct_mmx_skal;   idct = idct_mmx;

 

  /* Qpel stuff */   xvid_QP_Funcs = &xvid_QP_Funcs_mmx;   xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_mmx;

 

  /* Quantization related functions */   quant_h263_intra   = quant_h263_intra_mmx;   quant_h263_inter   = quant_h263_inter_mmx;   dequant_h263_intra = dequant_h263_intra_mmx;   dequant_h263_inter = dequant_h263_inter_mmx;   quant_mpeg_intra   = quant_mpeg_intra_mmx;   quant_mpeg_inter   = quant_mpeg_inter_mmx;   dequant_mpeg_intra = dequant_mpeg_intra_mmx;   dequant_mpeg_inter = dequant_mpeg_inter_mmx;

 

  /* Block related functions */   transfer_8to16copy = transfer_8to16copy_mmx;   transfer_16to8copy = transfer_16to8copy_mmx;   transfer_8to16sub  = transfer_8to16sub_mmx;   transfer_8to16subro  = transfer_8to16subro_mmx;   transfer_8to16sub2 = transfer_8to16sub2_mmx;   transfer_16to8add  = transfer_16to8add_mmx;   transfer8x8_copy   = transfer8x8_copy_mmx;   transfer8x4_copy   = transfer8x4_copy_mmx;

 

  /* Interlacing Functions */   MBFieldTest = MBFieldTest_mmx;

 

  /* Image Interpolation related functions */   interpolate8x8_halfpel_h  = interpolate8x8_halfpel_h_mmx;   interpolate8x8_halfpel_v  = interpolate8x8_halfpel_v_mmx;   interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;

 

  interpolate8x4_halfpel_h  = interpolate8x4_halfpel_h_mmx;   interpolate8x4_halfpel_v  = interpolate8x4_halfpel_v_mmx;   interpolate8x4_halfpel_hv = interpolate8x4_halfpel_hv_mmx;

 

  interpolate8x8_halfpel_add = interpolate8x8_halfpel_add_mmx;   interpolate8x8_halfpel_h_add = interpolate8x8_halfpel_h_add_mmx;   interpolate8x8_halfpel_v_add = interpolate8x8_halfpel_v_add_mmx;   interpolate8x8_halfpel_hv_add = interpolate8x8_halfpel_hv_add_mmx;

 

  interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_mmx;   interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_mmx;

 

  interpolate8x8_avg2 = interpolate8x8_avg2_mmx;   interpolate8x8_avg4 = interpolate8x8_avg4_mmx;

 

  /* postprocessing */   image_brightness = image_brightness_mmx;

 

  /* image input xxx_to_yv12 related functions */

 

  yv12_to_yv12  = yv12_to_yv12_mmx;

 

  bgr_to_yv12   = bgr_to_yv12_mmx;   rgb_to_yv12   = rgb_to_yv12_mmx;   bgra_to_yv12  = bgra_to_yv12_mmx;   rgba_to_yv12  = rgba_to_yv12_mmx;   yuyv_to_yv12  = yuyv_to_yv12_mmx;   uyvy_to_yv12  = uyvy_to_yv12_mmx;

 

  /* image output yv12_to_xxx related functions */   yv12_to_bgr   = yv12_to_bgr_mmx;   yv12_to_bgra  = yv12_to_bgra_mmx;   yv12_to_yuyv  = yv12_to_yuyv_mmx;   yv12_to_uyvy  = yv12_to_uyvy_mmx;

 

  yv12_to_yuyvi = yv12_to_yuyvi_mmx;   yv12_to_uyvyi = yv12_to_uyvyi_mmx;

 

  /* Motion estimation related functions */   calc_cbp   = calc_cbp_mmx;   sad16      = sad16_mmx;   sad8       = sad8_mmx;   sad16bi    = sad16bi_mmx;   sad8bi     = sad8bi_mmx;   dev16      = dev16_mmx;   sad16v    = sad16v_mmx;   sse8_16bit = sse8_16bit_mmx;   sse8_8bit  = sse8_8bit_mmx;  }

 

 /* these 3dnow functions are faster than mmx, but slower than xmm. */  if ((cpu_flags & XVID_CPU_3DNOW)) {

 

  emms = emms_3dn;

 

  /* ME functions */   sad16bi = sad16bi_3dn;   sad8bi  = sad8bi_3dn;

 

  yuyv_to_yv12  = yuyv_to_yv12_3dn;   uyvy_to_yv12  = uyvy_to_yv12_3dn;

 

 }

 

 if ((cpu_flags & XVID_CPU_MMXEXT)) {

 

  /* DCT */   fdct = fdct_xmm_skal;   idct = idct_xmm;

 

  /* Interpolation */   interpolate8x8_halfpel_h  = interpolate8x8_halfpel_h_xmm;   interpolate8x8_halfpel_v  = interpolate8x8_halfpel_v_xmm;   interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;      interpolate8x4_halfpel_h  = interpolate8x4_halfpel_h_xmm;   interpolate8x4_halfpel_v  = interpolate8x4_halfpel_v_xmm;   interpolate8x4_halfpel_hv = interpolate8x4_halfpel_hv_xmm;      interpolate8x8_halfpel_add = interpolate8x8_halfpel_add_xmm;   interpolate8x8_halfpel_h_add = interpolate8x8_halfpel_h_add_xmm;   interpolate8x8_halfpel_v_add = interpolate8x8_halfpel_v_add_xmm;   interpolate8x8_halfpel_hv_add = interpolate8x8_halfpel_hv_add_xmm;

 

        /* Quantization */   quant_mpeg_inter = quant_mpeg_inter_xmm;

 

  dequant_h263_intra = dequant_h263_intra_xmm;   dequant_h263_inter = dequant_h263_inter_xmm;

 

        /* Buffer transfer */   transfer_8to16sub2 = transfer_8to16sub2_xmm;   transfer_8to16sub2ro = transfer_8to16sub2ro_xmm;

 

  /* Colorspace transformation */   /* yv12_to_yv12  = yv12_to_yv12_xmm; */ /* appears to be slow on many machines */   yuyv_to_yv12  = yuyv_to_yv12_xmm;   uyvy_to_yv12  = uyvy_to_yv12_xmm;

 

  /* ME functions */   sad16 = sad16_xmm;   sad8  = sad8_xmm;   sad16bi = sad16bi_xmm;   sad8bi  = sad8bi_xmm;   dev16 = dev16_xmm;   sad16v  = sad16v_xmm;  }

 

 if ((cpu_flags & XVID_CPU_3DNOW)) {

 

  /* Interpolation */   interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;   interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;   interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;

 

  interpolate8x4_halfpel_h = interpolate8x4_halfpel_h_3dn;   interpolate8x4_halfpel_v = interpolate8x4_halfpel_v_3dn;   interpolate8x4_halfpel_hv = interpolate8x4_halfpel_hv_3dn;  }

 

 if ((cpu_flags & XVID_CPU_3DNOWEXT)) {

 

  /* Buffer transfer */   transfer_8to16copy =  transfer_8to16copy_3dne;   transfer_16to8copy = transfer_16to8copy_3dne;   transfer_8to16sub =  transfer_8to16sub_3dne;   transfer_8to16subro =  transfer_8to16subro_3dne;   transfer_16to8add = transfer_16to8add_3dne;   transfer8x8_copy = transfer8x8_copy_3dne;   transfer8x4_copy = transfer8x4_copy_3dne;

 

  if ((cpu_flags & XVID_CPU_MMXEXT)) {    /* Inverse DCT */    idct =  idct_3dne;

 

   /* Buffer transfer */    transfer_8to16sub2 =  transfer_8to16sub2_3dne;

 

   /* Interpolation */    interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dne;    interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dne;    interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dne;

 

   interpolate8x4_halfpel_h = interpolate8x4_halfpel_h_3dne;    interpolate8x4_halfpel_v = interpolate8x4_halfpel_v_3dne;    interpolate8x4_halfpel_hv = interpolate8x4_halfpel_hv_3dne;

 

            /* Quantization */    quant_h263_intra = quant_h263_intra_3dne;  /* cmov only */    quant_h263_inter = quant_h263_inter_3dne;    dequant_mpeg_intra = dequant_mpeg_intra_3dne; /* cmov only */    dequant_mpeg_inter = dequant_mpeg_inter_3dne;    dequant_h263_intra = dequant_h263_intra_3dne;    dequant_h263_inter = dequant_h263_inter_3dne;

 

            /* ME functions */    sad16 = sad16_3dne;    sad8 = sad8_3dne;    sad16bi = sad16bi_3dne;    sad8bi = sad8bi_3dne;    dev16 = dev16_3dne;   }  }    if ((cpu_flags & XVID_CPU_SSE2)) {

 

  calc_cbp = calc_cbp_sse2;

 

  /* Quantization */   quant_h263_intra   = quant_h263_intra_sse2;   quant_h263_inter   = quant_h263_inter_sse2;   dequant_h263_intra = dequant_h263_intra_sse2;   dequant_h263_inter = dequant_h263_inter_sse2;

 

  /* SAD operators */   sad16       = sad16_sse2;   dev16       = dev16_sse2;

 

  /* PSNR-HVS-M distortion metric */   sseh8_16bit   = sseh8_16bit_sse2;   coeff8_energy = coeff8_energy_sse2;   blocksum8     = blocksum8_sse2;

 

  /* DCT operators */   fdct = fdct_sse2_skal;   idct = idct_sse2_skal;   /* Is now IEEE1180 and Walken compliant. */

 

  /* postprocessing */   image_brightness = image_brightness_sse2;

 

 }

 

 if ((cpu_flags & XVID_CPU_SSE3)) {

 

  /* SAD operators */   sad16    = sad16_sse3;   dev16    = dev16_sse3;  }

 

#endif /* ARCH_IS_IA32 */

 

#if defined(ARCH_IS_IA64)  if ((cpu_flags & XVID_CPU_ASM)) { /* use assembler routines? */    idct_ia64_init();    fdct = fdct_ia64;    idct = idct_ia64;   /*not yet working, crashes */    interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64;    interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64;    interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64;    sad16 = sad16_ia64;    sad16bi = sad16bi_ia64;    sad8 = sad8_ia64;    dev16 = dev16_ia64; /*   Halfpel8_Refine = Halfpel8_Refine_ia64; */    quant_h263_intra = quant_h263_intra_ia64;    quant_h263_inter = quant_h263_inter_ia64;    dequant_h263_intra = dequant_h263_intra_ia64;    dequant_h263_inter = dequant_h263_inter_ia64;    transfer_8to16copy = transfer_8to16copy_ia64;    transfer_16to8copy = transfer_16to8copy_ia64;    transfer_8to16sub = transfer_8to16sub_ia64;    transfer_8to16sub2 = transfer_8to16sub2_ia64;    transfer_16to8add = transfer_16to8add_ia64;    transfer8x8_copy = transfer8x8_copy_ia64;  } #endif

 

#if defined(ARCH_IS_PPC)  if ((cpu_flags & XVID_CPU_ALTIVEC)) {           /* sad operators */     sad16 = sad16_altivec_c;     sad16bi = sad16bi_altivec_c;     sad8 = sad8_altivec_c;     dev16 = dev16_altivec_c;                     sse8_16bit = sse8_16bit_altivec_c;                     /* mem transfer */           transfer_8to16copy = transfer_8to16copy_altivec_c;           transfer_16to8copy = transfer_16to8copy_altivec_c;           transfer_8to16sub = transfer_8to16sub_altivec_c;           transfer_8to16subro = transfer_8to16subro_altivec_c;           transfer_8to16sub2 = transfer_8to16sub2_altivec_c;           transfer_16to8add = transfer_16to8add_altivec_c;           transfer8x8_copy = transfer8x8_copy_altivec_c;                      /* Inverse DCT */           idct = idct_altivec_c;                     /* Interpolation */           interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_altivec_c;           interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_altivec_c;           interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_altivec_c;               interpolate8x8_avg2 = interpolate8x8_avg2_altivec_c;           interpolate8x8_avg4 = interpolate8x8_avg4_altivec_c;         interpolate8x8_halfpel_add = interpolate8x8_halfpel_add_altivec_c;     interpolate8x8_halfpel_h_add = interpolate8x8_halfpel_h_add_altivec_c;     interpolate8x8_halfpel_v_add = interpolate8x8_halfpel_v_add_altivec_c;     interpolate8x8_halfpel_hv_add = interpolate8x8_halfpel_hv_add_altivec_c;                     /* Colorspace conversion */           bgra_to_yv12 = bgra_to_yv12_altivec_c;           abgr_to_yv12 = abgr_to_yv12_altivec_c;           rgba_to_yv12 = rgba_to_yv12_altivec_c;           argb_to_yv12 = argb_to_yv12_altivec_c;                     yuyv_to_yv12 = yuyv_to_yv12_altivec_c;           uyvy_to_yv12 = uyvy_to_yv12_altivec_c;                     yv12_to_yuyv = yv12_to_yuyv_altivec_c;           yv12_to_uyvy = yv12_to_uyvy_altivec_c;                     /* Quantization */           quant_h263_intra = quant_h263_intra_altivec_c;           quant_h263_inter = quant_h263_inter_altivec_c;           dequant_h263_intra = dequant_h263_intra_altivec_c;           dequant_h263_inter = dequant_h263_inter_altivec_c;

 

    dequant_mpeg_intra = dequant_mpeg_intra_altivec_c;     dequant_mpeg_inter = dequant_mpeg_inter_altivec_c;         /* Qpel stuff */     xvid_QP_Funcs = &xvid_QP_Funcs_Altivec_C;     xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_Altivec_C;         } #endif

 

#if defined(_DEBUG)     xvid_debug = init->debug; #endif

    return(0); }