Changeset 6129 for pjproject/trunk/third_party/speex/libspeex/fixed_generic.h

Timestamp:

Jan 9, 2020 9:05:50 AM (4 years ago)

Author:

ming

Message:

Closed #589: Update Speex AEC to the latest version to get multichannel EC

File:

• pjproject/trunk/third_party/speex/libspeex/fixed_generic.h (modified) (2 diffs)

pjproject/trunk/third_party/speex/libspeex/fixed_generic.h

@@ -8 +8 @@
    modification, are permitted provided that the following conditions
    are met:
-   
+
    - Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
-   
+
    - Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
-   
+
    - Neither the name of the Xiph.org Foundation nor the names of its
    contributors may be used to endorse or promote products derived from
    this software without specific prior written permission.
-   
+
    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
@@ -52 +52 @@
 #define SATURATE16(x,a) (((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x)))
 #define SATURATE32(x,a) (((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x)))
+
+#define SATURATE32PSHR(x,shift,a) (((x)>=(SHL32(a,shift))) ? (a) : \
+                                   (x)<=-(SHL32(a,shift)) ? -(a) : \
+                                   (PSHR32(x, shift)))
 
 #define SHR(a,shift) ((a) >> (shift))