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author | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
commit | 5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb (patch) | |
tree | 45d55e3e5e73c4255c4d71258d9be5b2d004d28f /third_party/aom/av1/common/scale.h | |
parent | 50f1986697a7412e4160976fa5e11217b4ef1f44 (diff) | |
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Move aom source to a sub-directory under media/libaom
There is no damned reason to treat this differently than any other media lib given its license and there never was.
Diffstat (limited to 'third_party/aom/av1/common/scale.h')
-rw-r--r-- | third_party/aom/av1/common/scale.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/third_party/aom/av1/common/scale.h b/third_party/aom/av1/common/scale.h deleted file mode 100644 index 748e958c3..000000000 --- a/third_party/aom/av1/common/scale.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (c) 2016, 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_COMMON_SCALE_H_ -#define AOM_AV1_COMMON_SCALE_H_ - -#include "av1/common/convolve.h" -#include "av1/common/mv.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define SCALE_NUMERATOR 8 - -#define REF_SCALE_SHIFT 14 -#define REF_NO_SCALE (1 << REF_SCALE_SHIFT) -#define REF_INVALID_SCALE -1 - -struct scale_factors { - int x_scale_fp; // horizontal fixed point scale factor - int y_scale_fp; // vertical fixed point scale factor - int x_step_q4; - int y_step_q4; - - int (*scale_value_x)(int val, const struct scale_factors *sf); - int (*scale_value_y)(int val, const struct scale_factors *sf); - - // convolve_fn_ptr[subpel_x != 0][subpel_y != 0][is_compound] - aom_convolve_fn_t convolve[2][2][2]; - aom_highbd_convolve_fn_t highbd_convolve[2][2][2]; -}; - -MV32 av1_scale_mv(const MV *mv, int x, int y, const struct scale_factors *sf); - -void av1_setup_scale_factors_for_frame(struct scale_factors *sf, int other_w, - int other_h, int this_w, int this_h); - -static INLINE int av1_is_valid_scale(const struct scale_factors *sf) { - return sf->x_scale_fp != REF_INVALID_SCALE && - sf->y_scale_fp != REF_INVALID_SCALE; -} - -static INLINE int av1_is_scaled(const struct scale_factors *sf) { - return av1_is_valid_scale(sf) && - (sf->x_scale_fp != REF_NO_SCALE || sf->y_scale_fp != REF_NO_SCALE); -} - -static INLINE int valid_ref_frame_size(int ref_width, int ref_height, - int this_width, int this_height) { - return 2 * this_width >= ref_width && 2 * this_height >= ref_height && - this_width <= 16 * ref_width && this_height <= 16 * ref_height; -} - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // AOM_AV1_COMMON_SCALE_H_ |