From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- third_party/aom/av1/encoder/random.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 third_party/aom/av1/encoder/random.h (limited to 'third_party/aom/av1/encoder/random.h') diff --git a/third_party/aom/av1/encoder/random.h b/third_party/aom/av1/encoder/random.h new file mode 100644 index 0000000000..0bca391029 --- /dev/null +++ b/third_party/aom/av1/encoder/random.h @@ -0,0 +1,29 @@ +/* + * Copyright (c) 2017, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_AV1_ENCODER_RANDOM_H_ +#define AOM_AV1_ENCODER_RANDOM_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +// Generate a random number in the range [0, 32768). +static INLINE unsigned int lcg_rand16(unsigned int *state) { + *state = (unsigned int)(*state * 1103515245ULL + 12345); + return *state / 65536 % 32768; +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // AOM_AV1_ENCODER_RANDOM_H_ -- cgit v1.2.3