source/libvpx/vpx_ports/mem.h - Issue 11555023: libvpx: Add VP9 decoder.

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Side by Side Diff: source/libvpx/vpx_ports/mem.h

Issue 11555023: libvpx: Add VP9 decoder. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/

Patch Set: Created 8 years ago

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1 /*	1 /*

2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.	2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.

3 *	3 *

4 * Use of this source code is governed by a BSD-style license	4 * Use of this source code is governed by a BSD-style license

5 * that can be found in the LICENSE file in the root of the source	5 * that can be found in the LICENSE file in the root of the source

6 * tree. An additional intellectual property rights grant can be found	6 * tree. An additional intellectual property rights grant can be found

7 * in the file PATENTS. All contributing project authors may	7 * in the file PATENTS. All contributing project authors may

8 * be found in the AUTHORS file in the root of the source tree.	8 * be found in the AUTHORS file in the root of the source tree.

9 */	9 */

10	10

(...skipping 13 matching lines...) Expand all Loading...
24 #endif	24 #endif

25 #endif	25 #endif

26	26

27	27

28 /* Declare an aligned array on the stack, for situations where the stack	28 /* Declare an aligned array on the stack, for situations where the stack

29 * pointer may not have the alignment we expect. Creates an array with a	29 * pointer may not have the alignment we expect. Creates an array with a

30 * modified name, then defines val to be a pointer, and aligns that pointer	30 * modified name, then defines val to be a pointer, and aligns that pointer

31 * within the array.	31 * within the array.

32 */	32 */

33 #define DECLARE_ALIGNED_ARRAY(a,typ,val,n)\	33 #define DECLARE_ALIGNED_ARRAY(a,typ,val,n)\

34 typ val##_[(n)+(a)/sizeof(typ)+1];\	34 typ val##_[(n)+(a)/sizeof(typ)+1];\

35 typ val = (typ)((((intptr_t)val##_)+(a)-1)&((intptr_t)-(a)))	35 typ val = (typ)((((intptr_t)val##_)+(a)-1)&((intptr_t)-(a)))

36	36

37	37

38 /* Indicates that the usage of the specified variable has been audited to assure	38 /* Indicates that the usage of the specified variable has been audited to assure

39 * that it's safe to use uninitialized. Silences 'may be used uninitialized'	39 * that it's safe to use uninitialized. Silences 'may be used uninitialized'

40 * warnings on gcc.	40 * warnings on gcc.

41 */	41 */

42 #if defined(__GNUC__) && __GNUC__	42 #if defined(__GNUC__) && __GNUC__

43 #define UNINITIALIZED_IS_SAFE(x) x=x	43 #define UNINITIALIZED_IS_SAFE(x) x=x

44 #else	44 #else

45 #define UNINITIALIZED_IS_SAFE(x) x	45 #define UNINITIALIZED_IS_SAFE(x) x

46 #endif	46 #endif

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