Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 219 insertions, 0 deletions

diff --git a/media/libtheora/lib/arm/armstate.c b/media/libtheora/lib/arm/armstate.c
new file mode 100644
index 0000000000..a560608386
--- /dev/null
+++ b/media/libtheora/lib/arm/armstate.c
@@ -0,0 +1,219 @@
+/********************************************************************
+ *                                                                  *
+ * THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE.   *
+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
+ *                                                                  *
+ * THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2010                *
+ * by the Xiph.Org Foundation and contributors http://www.xiph.org/ *
+ *                                                                  *
+ ********************************************************************
+
+  function:
+    last mod: $Id: x86state.c 17344 2010-07-21 01:42:18Z tterribe $
+
+ ********************************************************************/
+#include "armint.h"
+
+#if defined(OC_ARM_ASM)
+
+# if defined(OC_ARM_ASM_NEON)
+/*This table has been modified from OC_FZIG_ZAG by baking an 8x8 transpose into
+   the destination.*/
+static const unsigned char OC_FZIG_ZAG_NEON[128]={
+   0, 8, 1, 2, 9,16,24,17,
+  10, 3, 4,11,18,25,32,40,
+  33,26,19,12, 5, 6,13,20,
+  27,34,41,48,56,49,42,35,
+  28,21,14, 7,15,22,29,36,
+  43,50,57,58,51,44,37,30,
+  23,31,38,45,52,59,60,53,
+  46,39,47,54,61,62,55,63,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64,
+  64,64,64,64,64,64,64,64
+};
+# endif
+
+void oc_state_accel_init_arm(oc_theora_state *_state){
+  oc_state_accel_init_c(_state);
+  _state->cpu_flags=oc_cpu_flags_get();
+# if defined(OC_STATE_USE_VTABLE)
+  _state->opt_vtable.frag_copy_list=oc_frag_copy_list_arm;
+  _state->opt_vtable.frag_recon_intra=oc_frag_recon_intra_arm;
+  _state->opt_vtable.frag_recon_inter=oc_frag_recon_inter_arm;
+  _state->opt_vtable.frag_recon_inter2=oc_frag_recon_inter2_arm;
+  _state->opt_vtable.idct8x8=oc_idct8x8_arm;
+  _state->opt_vtable.state_frag_recon=oc_state_frag_recon_arm;
+  /*Note: We _must_ set this function pointer, because the macro in armint.h
+     calls it with different arguments, so the C version will segfault.*/
+  _state->opt_vtable.state_loop_filter_frag_rows=
+   (oc_state_loop_filter_frag_rows_func)oc_loop_filter_frag_rows_arm;
+# endif
+# if defined(OC_ARM_ASM_EDSP)
+  if(_state->cpu_flags&OC_CPU_ARM_EDSP){
+#  if defined(OC_STATE_USE_VTABLE)
+    _state->opt_vtable.frag_copy_list=oc_frag_copy_list_edsp;
+#  endif
+  }
+#  if defined(OC_ARM_ASM_MEDIA)
+  if(_state->cpu_flags&OC_CPU_ARM_MEDIA){
+#   if defined(OC_STATE_USE_VTABLE)
+    _state->opt_vtable.frag_recon_intra=oc_frag_recon_intra_v6;
+    _state->opt_vtable.frag_recon_inter=oc_frag_recon_inter_v6;
+    _state->opt_vtable.frag_recon_inter2=oc_frag_recon_inter2_v6;
+    _state->opt_vtable.idct8x8=oc_idct8x8_v6;
+    _state->opt_vtable.state_frag_recon=oc_state_frag_recon_v6;
+    _state->opt_vtable.loop_filter_init=oc_loop_filter_init_v6;
+    _state->opt_vtable.state_loop_filter_frag_rows=
+     (oc_state_loop_filter_frag_rows_func)oc_loop_filter_frag_rows_v6;
+#   endif
+  }
+#   if defined(OC_ARM_ASM_NEON)
+  if(_state->cpu_flags&OC_CPU_ARM_NEON){
+#    if defined(OC_STATE_USE_VTABLE)
+    _state->opt_vtable.frag_copy_list=oc_frag_copy_list_neon;
+    _state->opt_vtable.frag_recon_intra=oc_frag_recon_intra_neon;
+    _state->opt_vtable.frag_recon_inter=oc_frag_recon_inter_neon;
+    _state->opt_vtable.frag_recon_inter2=oc_frag_recon_inter2_neon;
+    _state->opt_vtable.state_frag_recon=oc_state_frag_recon_neon;
+    _state->opt_vtable.loop_filter_init=oc_loop_filter_init_neon;
+    _state->opt_vtable.state_loop_filter_frag_rows=
+     (oc_state_loop_filter_frag_rows_func)oc_loop_filter_frag_rows_neon;
+    _state->opt_vtable.idct8x8=oc_idct8x8_neon;
+#    endif
+    _state->opt_data.dct_fzig_zag=OC_FZIG_ZAG_NEON;
+  }
+#   endif
+#  endif
+# endif
+}
+
+void oc_state_frag_recon_arm(const oc_theora_state *_state,ptrdiff_t _fragi,
+ int _pli,ogg_int16_t _dct_coeffs[128],int _last_zzi,ogg_uint16_t _dc_quant){
+  unsigned char *dst;
+  ptrdiff_t      frag_buf_off;
+  int            ystride;
+  int            refi;
+  /*Apply the inverse transform.*/
+  /*Special case only having a DC component.*/
+  if(_last_zzi<2){
+    ogg_uint16_t p;
+    /*We round this dequant product (and not any of the others) because there's
+       no iDCT rounding.*/
+    p=(ogg_uint16_t)(_dct_coeffs[0]*(ogg_int32_t)_dc_quant+15>>5);
+    oc_idct8x8_1_arm(_dct_coeffs+64,p);
+  }
+  else{
+    /*First, dequantize the DC coefficient.*/
+    _dct_coeffs[0]=(ogg_int16_t)(_dct_coeffs[0]*(int)_dc_quant);
+    oc_idct8x8_arm(_dct_coeffs+64,_dct_coeffs,_last_zzi);
+  }
+  /*Fill in the target buffer.*/
+  frag_buf_off=_state->frag_buf_offs[_fragi];
+  refi=_state->frags[_fragi].refi;
+  ystride=_state->ref_ystride[_pli];
+  dst=_state->ref_frame_data[OC_FRAME_SELF]+frag_buf_off;
+  if(refi==OC_FRAME_SELF)oc_frag_recon_intra_arm(dst,ystride,_dct_coeffs+64);
+  else{
+    const unsigned char *ref;
+    int                  mvoffsets[2];
+    ref=_state->ref_frame_data[refi]+frag_buf_off;
+    if(oc_state_get_mv_offsets(_state,mvoffsets,_pli,
+     _state->frag_mvs[_fragi])>1){
+      oc_frag_recon_inter2_arm(dst,ref+mvoffsets[0],ref+mvoffsets[1],ystride,
+       _dct_coeffs+64);
+    }
+    else oc_frag_recon_inter_arm(dst,ref+mvoffsets[0],ystride,_dct_coeffs+64);
+  }
+}
+
+# if defined(OC_ARM_ASM_MEDIA)
+void oc_state_frag_recon_v6(const oc_theora_state *_state,ptrdiff_t _fragi,
+ int _pli,ogg_int16_t _dct_coeffs[128],int _last_zzi,ogg_uint16_t _dc_quant){
+  unsigned char *dst;
+  ptrdiff_t      frag_buf_off;
+  int            ystride;
+  int            refi;
+  /*Apply the inverse transform.*/
+  /*Special case only having a DC component.*/
+  if(_last_zzi<2){
+    ogg_uint16_t p;
+    /*We round this dequant product (and not any of the others) because there's
+       no iDCT rounding.*/
+    p=(ogg_uint16_t)(_dct_coeffs[0]*(ogg_int32_t)_dc_quant+15>>5);
+    oc_idct8x8_1_v6(_dct_coeffs+64,p);
+  }
+  else{
+    /*First, dequantize the DC coefficient.*/
+    _dct_coeffs[0]=(ogg_int16_t)(_dct_coeffs[0]*(int)_dc_quant);
+    oc_idct8x8_v6(_dct_coeffs+64,_dct_coeffs,_last_zzi);
+  }
+  /*Fill in the target buffer.*/
+  frag_buf_off=_state->frag_buf_offs[_fragi];
+  refi=_state->frags[_fragi].refi;
+  ystride=_state->ref_ystride[_pli];
+  dst=_state->ref_frame_data[OC_FRAME_SELF]+frag_buf_off;
+  if(refi==OC_FRAME_SELF)oc_frag_recon_intra_v6(dst,ystride,_dct_coeffs+64);
+  else{
+    const unsigned char *ref;
+    int                  mvoffsets[2];
+    ref=_state->ref_frame_data[refi]+frag_buf_off;
+    if(oc_state_get_mv_offsets(_state,mvoffsets,_pli,
+     _state->frag_mvs[_fragi])>1){
+      oc_frag_recon_inter2_v6(dst,ref+mvoffsets[0],ref+mvoffsets[1],ystride,
+       _dct_coeffs+64);
+    }
+    else oc_frag_recon_inter_v6(dst,ref+mvoffsets[0],ystride,_dct_coeffs+64);
+  }
+}
+
+# if defined(OC_ARM_ASM_NEON)
+void oc_state_frag_recon_neon(const oc_theora_state *_state,ptrdiff_t _fragi,
+ int _pli,ogg_int16_t _dct_coeffs[128],int _last_zzi,ogg_uint16_t _dc_quant){
+  unsigned char *dst;
+  ptrdiff_t      frag_buf_off;
+  int            ystride;
+  int            refi;
+  /*Apply the inverse transform.*/
+  /*Special case only having a DC component.*/
+  if(_last_zzi<2){
+    ogg_uint16_t p;
+    /*We round this dequant product (and not any of the others) because there's
+       no iDCT rounding.*/
+    p=(ogg_uint16_t)(_dct_coeffs[0]*(ogg_int32_t)_dc_quant+15>>5);
+    oc_idct8x8_1_neon(_dct_coeffs+64,p);
+  }
+  else{
+    /*First, dequantize the DC coefficient.*/
+    _dct_coeffs[0]=(ogg_int16_t)(_dct_coeffs[0]*(int)_dc_quant);
+    oc_idct8x8_neon(_dct_coeffs+64,_dct_coeffs,_last_zzi);
+  }
+  /*Fill in the target buffer.*/
+  frag_buf_off=_state->frag_buf_offs[_fragi];
+  refi=_state->frags[_fragi].refi;
+  ystride=_state->ref_ystride[_pli];
+  dst=_state->ref_frame_data[OC_FRAME_SELF]+frag_buf_off;
+  if(refi==OC_FRAME_SELF)oc_frag_recon_intra_neon(dst,ystride,_dct_coeffs+64);
+  else{
+    const unsigned char *ref;
+    int                  mvoffsets[2];
+    ref=_state->ref_frame_data[refi]+frag_buf_off;
+    if(oc_state_get_mv_offsets(_state,mvoffsets,_pli,
+     _state->frag_mvs[_fragi])>1){
+      oc_frag_recon_inter2_neon(dst,ref+mvoffsets[0],ref+mvoffsets[1],ystride,
+       _dct_coeffs+64);
+    }
+    else oc_frag_recon_inter_neon(dst,ref+mvoffsets[0],ystride,_dct_coeffs+64);
+  }
+}
+#  endif
+# endif
+
+#endif