remove case from mod_iSAC sheesh....

src/mod/codecs/mod_isac/copy_set_operations.c

@@ -0,0 +1,108 @@
+/*
+ *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+
+/*
+ * This file contains the implementation of functions
+ * WebRtcSpl_MemSetW16()
+ * WebRtcSpl_MemSetW32()
+ * WebRtcSpl_MemCpyReversedOrder()
+ * WebRtcSpl_CopyFromEndW16()
+ * WebRtcSpl_ZerosArrayW16()
+ * WebRtcSpl_ZerosArrayW32()
+ * WebRtcSpl_OnesArrayW16()
+ * WebRtcSpl_OnesArrayW32()
+ *
+ * The description header can be found in signal_processing_library.h
+ *
+ */
+
+#include <string.h>
+#include "signal_processing_library.h"
+
+
+void WebRtcSpl_MemSetW16(WebRtc_Word16 *ptr, WebRtc_Word16 set_value, int length)
+{
+    int j;
+    WebRtc_Word16 *arrptr = ptr;
+
+    for (j = length; j > 0; j--)
+    {
+        *arrptr++ = set_value;
+    }
+}
+
+void WebRtcSpl_MemSetW32(WebRtc_Word32 *ptr, WebRtc_Word32 set_value, int length)
+{
+    int j;
+    WebRtc_Word32 *arrptr = ptr;
+
+    for (j = length; j > 0; j--)
+    {
+        *arrptr++ = set_value;
+    }
+}
+
+void WebRtcSpl_MemCpyReversedOrder(WebRtc_Word16* dest, WebRtc_Word16* source, int length)
+{
+    int j;
+    WebRtc_Word16* destPtr = dest;
+    WebRtc_Word16* sourcePtr = source;
+
+    for (j = 0; j < length; j++)
+    {
+        *destPtr-- = *sourcePtr++;
+    }
+}
+
+WebRtc_Word16 WebRtcSpl_CopyFromEndW16(G_CONST WebRtc_Word16 *vector_in,
+                                       WebRtc_Word16 length,
+                                       WebRtc_Word16 samples,
+                                       WebRtc_Word16 *vector_out)
+{
+    // Copy the last <samples> of the input vector to vector_out
+    WEBRTC_SPL_MEMCPY_W16(vector_out, &vector_in[length - samples], samples);
+
+    return samples;
+}
+
+WebRtc_Word16 WebRtcSpl_ZerosArrayW16(WebRtc_Word16 *vector, WebRtc_Word16 length)
+{
+    WebRtcSpl_MemSetW16(vector, 0, length);
+    return length;
+}
+
+WebRtc_Word16 WebRtcSpl_ZerosArrayW32(WebRtc_Word32 *vector, WebRtc_Word16 length)
+{
+    WebRtcSpl_MemSetW32(vector, 0, length);
+    return length;
+}
+
+WebRtc_Word16 WebRtcSpl_OnesArrayW16(WebRtc_Word16 *vector, WebRtc_Word16 length)
+{
+    WebRtc_Word16 i;
+    WebRtc_Word16 *tmpvec = vector;
+    for (i = 0; i < length; i++)
+    {
+        *tmpvec++ = 1;
+    }
+    return length;
+}
+
+WebRtc_Word16 WebRtcSpl_OnesArrayW32(WebRtc_Word32 *vector, WebRtc_Word16 length)
+{
+    WebRtc_Word16 i;
+    WebRtc_Word32 *tmpvec = vector;
+    for (i = 0; i < length; i++)
+    {
+        *tmpvec++ = 1;
+    }
+    return length;
+}