From 83d3c8f22bab997dde81074fd547aef6e56451d5 Mon Sep 17 00:00:00 2001
From: Arun Raghavan <arun.raghavan@collabora.co.uk>
Date: Mon, 13 Sep 2010 18:41:30 +0530
Subject: echo-cancel: orc-ify some bits for optimisation

This uses Orc to optimise an inner loop in the core NLMS function of the
Adrian echo canceller.
---
 src/modules/echo-cancel/adrian-aec-orc-dist.h | 61 +++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/modules/echo-cancel/adrian-aec-orc-dist.h

(limited to 'src/modules/echo-cancel/adrian-aec-orc-dist.h')

diff --git a/src/modules/echo-cancel/adrian-aec-orc-dist.h b/src/modules/echo-cancel/adrian-aec-orc-dist.h
new file mode 100644
index 00000000..00228c62
--- /dev/null
+++ b/src/modules/echo-cancel/adrian-aec-orc-dist.h
@@ -0,0 +1,61 @@
+
+/* autogenerated from adrian-aec-orc.orc */
+
+#ifndef ___MODULES_ECHO_CANCEL_ADRIAN_AEC_ORC_H_
+#define ___MODULES_ECHO_CANCEL_ADRIAN_AEC_ORC_H_
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+
+#ifndef _ORC_INTEGER_TYPEDEFS_
+#define _ORC_INTEGER_TYPEDEFS_
+#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+#include <stdint.h>
+typedef int8_t orc_int8;
+typedef int16_t orc_int16;
+typedef int32_t orc_int32;
+typedef int64_t orc_int64;
+typedef uint8_t orc_uint8;
+typedef uint16_t orc_uint16;
+typedef uint32_t orc_uint32;
+typedef uint64_t orc_uint64;
+#elif defined(_MSC_VER)
+typedef signed __int8 orc_int8;
+typedef signed __int16 orc_int16;
+typedef signed __int32 orc_int32;
+typedef signed __int64 orc_int64;
+typedef unsigned __int8 orc_uint8;
+typedef unsigned __int16 orc_uint16;
+typedef unsigned __int32 orc_uint32;
+typedef unsigned __int64 orc_uint64;
+#else
+#include <limits.h>
+typedef signed char orc_int8;
+typedef short orc_int16;
+typedef int orc_int32;
+typedef unsigned char orc_uint8;
+typedef unsigned short orc_uint16;
+typedef unsigned int orc_uint32;
+#if INT_MAX == LONG_MAX
+typedef long long orc_int64;
+typedef unsigned long long orc_uint64;
+#else
+typedef long orc_int64;
+typedef unsigned long orc_uint64;
+#endif
+#endif
+typedef union { orc_int16 i; orc_int8 x2[2]; } orc_union16;
+typedef union { orc_int32 i; float f; orc_int16 x2[2]; orc_int8 x4[4]; } orc_union32;
+typedef union { orc_int64 i; double f; orc_int32 x2[2]; orc_int16 x4[4]; } orc_union64;
+#endif
+void update_tap_weights (float * d1, const float * s1, float p1, int n);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
-- 
cgit