libvpx: Add VP9 decoder.

source/libvpx/vpx_ports/mem_ops_aligned.h

Index: source/libvpx/vpx_ports/mem_ops_aligned.h
===================================================================
--- source/libvpx/vpx_ports/mem_ops_aligned.h	(revision 172621)
+++ source/libvpx/vpx_ports/mem_ops_aligned.h	(working copy)
@@ -24,61 +24,61 @@
  * could redefine these macros.
  */
 #define swap_endian_16(val,raw) do {\
-        val = ((raw>>8) & 0x00ff) \
-              | ((raw<<8) & 0xff00);\
-    } while(0)
+    val = ((raw>>8) & 0x00ff) \
+          | ((raw<<8) & 0xff00);\
+  } while(0)
 #define swap_endian_32(val,raw) do {\
-        val = ((raw>>24) & 0x000000ff) \
-              | ((raw>>8)  & 0x0000ff00) \
-              | ((raw<<8)  & 0x00ff0000) \
-              | ((raw<<24) & 0xff000000); \
-    } while(0)
+    val = ((raw>>24) & 0x000000ff) \
+          | ((raw>>8)  & 0x0000ff00) \
+          | ((raw<<8)  & 0x00ff0000) \
+          | ((raw<<24) & 0xff000000); \
+  } while(0)
 #define swap_endian_16_se(val,raw) do {\
-        swap_endian_16(val,raw);\
-        val = ((val << 16) >> 16);\
-    } while(0)
+    swap_endian_16(val,raw);\
+    val = ((val << 16) >> 16);\
+  } while(0)
 #define swap_endian_32_se(val,raw) swap_endian_32(val,raw)
 
 #define mem_get_ne_aligned_generic(end,sz) \
-    static unsigned MEM_VALUE_T mem_get_##end##sz##_aligned(const void *vmem) {\
-        const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
-        return *mem;\
-    }
+  static unsigned MEM_VALUE_T mem_get_##end##sz##_aligned(const void *vmem) {\
+    const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
+    return *mem;\
+  }
 
 #define mem_get_sne_aligned_generic(end,sz) \
-    static signed MEM_VALUE_T mem_get_s##end##sz##_aligned(const void *vmem) {\
-        const int##sz##_t *mem = (const int##sz##_t *)vmem;\
-        return *mem;\
-    }
+  static signed MEM_VALUE_T mem_get_s##end##sz##_aligned(const void *vmem) {\
+    const int##sz##_t *mem = (const int##sz##_t *)vmem;\
+    return *mem;\
+  }
 
 #define mem_get_se_aligned_generic(end,sz) \
-    static unsigned MEM_VALUE_T mem_get_##end##sz##_aligned(const void *vmem) {\
-        const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
-        unsigned MEM_VALUE_T val, raw = *mem;\
-        swap_endian_##sz(val,raw);\
-        return val;\
-    }
+  static unsigned MEM_VALUE_T mem_get_##end##sz##_aligned(const void *vmem) {\
+    const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
+    unsigned MEM_VALUE_T val, raw = *mem;\
+    swap_endian_##sz(val,raw);\
+    return val;\
+  }
 
 #define mem_get_sse_aligned_generic(end,sz) \
-    static signed MEM_VALUE_T mem_get_s##end##sz##_aligned(const void *vmem) {\
-        const int##sz##_t *mem = (const int##sz##_t *)vmem;\
-        unsigned MEM_VALUE_T val, raw = *mem;\
-        swap_endian_##sz##_se(val,raw);\
-        return val;\
-    }
+  static signed MEM_VALUE_T mem_get_s##end##sz##_aligned(const void *vmem) {\
+    const int##sz##_t *mem = (const int##sz##_t *)vmem;\
+    unsigned MEM_VALUE_T val, raw = *mem;\
+    swap_endian_##sz##_se(val,raw);\
+    return val;\
+  }
 
 #define mem_put_ne_aligned_generic(end,sz) \
-    static void mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
-        uint##sz##_t *mem = (uint##sz##_t *)vmem;\
-        *mem = (uint##sz##_t)val;\
-    }
+  static void mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
+    uint##sz##_t *mem = (uint##sz##_t *)vmem;\
+    *mem = (uint##sz##_t)val;\
+  }
 
 #define mem_put_se_aligned_generic(end,sz) \
-    static void mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
-        uint##sz##_t *mem = (uint##sz##_t *)vmem, raw;\
-        swap_endian_##sz(raw,val);\
-        *mem = (uint##sz##_t)raw;\
-    }
+  static void mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
+    uint##sz##_t *mem = (uint##sz##_t *)vmem, raw;\
+    swap_endian_##sz(raw,val);\
+    *mem = (uint##sz##_t)raw;\
+  }
 
 #include "vpx_config.h"
 #if CONFIG_BIG_ENDIAN