GODOT IS OPEN SOURCE

1 files changed, 62 insertions, 0 deletions

diff --git a/drivers/theora/x86_vc/x86state.c b/drivers/theora/x86_vc/x86state.c
new file mode 100644
index 0000000000..a786bec284
--- /dev/null
+++ b/drivers/theora/x86_vc/x86state.c
@@ -0,0 +1,62 @@
+/********************************************************************
+ *                                                                  *
+ * 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) 2002-2009                *
+ * by the Xiph.Org Foundation and contributors http://www.xiph.org/ *
+ *                                                                  *
+ ********************************************************************
+
+  function:
+    last mod: $Id: x86state.c 16503 2009-08-22 18:14:02Z giles $
+
+ ********************************************************************/
+
+#include "x86int.h"
+
+#if defined(OC_X86_ASM)
+
+#include "../cpu.c"
+
+/*This table has been modified from OC_FZIG_ZAG by baking a 4x4 transpose into
+   each quadrant of the destination.*/
+static const unsigned char OC_FZIG_ZAG_MMX[128]={
+   0, 8, 1, 2, 9,16,24,17,
+  10, 3,32,11,18,25, 4,12,
+   5,26,19,40,33,34,41,48,
+  27, 6,13,20,28,21,14, 7,
+  56,49,42,35,43,50,57,36,
+  15,22,29,30,23,44,37,58,
+  51,59,38,45,52,31,60,53,
+  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,
+};
+
+void oc_state_vtable_init_x86(oc_theora_state *_state){
+  _state->cpu_flags=oc_cpu_flags_get();
+  if(_state->cpu_flags&OC_CPU_X86_MMX){
+    _state->opt_vtable.frag_copy=oc_frag_copy_mmx;
+    _state->opt_vtable.frag_recon_intra=oc_frag_recon_intra_mmx;
+    _state->opt_vtable.frag_recon_inter=oc_frag_recon_inter_mmx;
+    _state->opt_vtable.frag_recon_inter2=oc_frag_recon_inter2_mmx;
+    _state->opt_vtable.idct8x8=oc_idct8x8_mmx;
+    _state->opt_vtable.state_frag_recon=oc_state_frag_recon_mmx;
+    _state->opt_vtable.state_frag_copy_list=oc_state_frag_copy_list_mmx;
+    _state->opt_vtable.state_loop_filter_frag_rows=
+     oc_state_loop_filter_frag_rows_mmx;
+    _state->opt_vtable.restore_fpu=oc_restore_fpu_mmx;
+    _state->opt_data.dct_fzig_zag=OC_FZIG_ZAG_MMX;
+  }
+  else oc_state_vtable_init_c(_state);
+}
+#endif