Port renaming changes from AOMedia
Cherry-Picked the following commits:
0defd8f Changed "WebM" to "AOMedia" & "webm" to "aomedia"
54e6676 Replace "VPx" by "AVx"
5082a36 Change "Vpx" to "Avx"
7df44f1 Replace "Vp9" w/ "Av1"
967f722 Remove kVp9CodecId
828f30c Change "Vp8" to "AOM"
030b5ff AUTHORS regenerated
2524cae Add ref-mv experimental flag
016762b Change copyright notice to AOMedia form
81e5526 Replace vp9 w/ av1
9b94565 Add missing files
fa8ca9f Change "vp9" to "av1"
ec838b7 Convert "vp8" to "aom"
80edfa0 Change "VP9" to "AV1"
d1a11fb Change "vp8" to "aom"
7b58251 Point to WebM test data
dd1a5c8 Replace "VP8" with "AOM"
ff00fc0 Change "VPX" to "AOM"
01dee0b Change "vp10" to "av1" in source code
cebe6f0 Convert "vpx" to "aom"
17b0567 rename vp10*.mk to av1_*.mk
fe5f8a8 rename files vp10_* to av1_*
Change-Id: I6fc3d18eb11fc171e46140c836ad5339cf6c9419
diff --git a/aom_dsp/aom_dsp_common.h b/aom_dsp/aom_dsp_common.h
new file mode 100644
index 0000000..0524169
--- /dev/null
+++ b/aom_dsp/aom_dsp_common.h
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2015 The WebM 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.
+ */
+
+#ifndef AOM_DSP_AOM_DSP_COMMON_H_
+#define AOM_DSP_AOM_DSP_COMMON_H_
+
+#include "./aom_config.h"
+#include "aom/aom_integer.h"
+#include "aom_ports/mem.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef MAX_SB_SIZE
+#if CONFIG_AV1 && CONFIG_EXT_PARTITION
+#define MAX_SB_SIZE 128
+#else
+#define MAX_SB_SIZE 64
+#endif // CONFIG_AV1 && CONFIG_EXT_PARTITION
+#endif // ndef MAX_SB_SIZE
+
+#define AOMMIN(x, y) (((x) < (y)) ? (x) : (y))
+#define AOMMAX(x, y) (((x) > (y)) ? (x) : (y))
+
+#define IMPLIES(a, b) (!(a) || (b)) // Logical 'a implies b' (or 'a -> b')
+
+#define IS_POWER_OF_TWO(x) (((x) & ((x)-1)) == 0)
+
+// These can be used to give a hint about branch outcomes.
+// This can have an effect, even if your target processor has a
+// good branch predictor, as these hints can affect basic block
+// ordering by the compiler.
+#ifdef __GNUC__
+#define LIKELY(v) __builtin_expect(v, 1)
+#define UNLIKELY(v) __builtin_expect(v, 0)
+#else
+#define LIKELY(v) (v)
+#define UNLIKELY(v) (v)
+#endif
+
+#define AOM_SWAP(type, a, b) \
+ do { \
+ type c = (b); \
+ b = a; \
+ a = c; \
+ } while (0)
+
+#if CONFIG_AOM_QM
+typedef uint16_t qm_val_t;
+#define AOM_QM_BITS 6
+#endif
+#if CONFIG_AOM_HIGHBITDEPTH
+// Note:
+// tran_low_t is the datatype used for final transform coefficients.
+// tran_high_t is the datatype used for intermediate transform stages.
+typedef int64_t tran_high_t;
+typedef int32_t tran_low_t;
+#else
+// Note:
+// tran_low_t is the datatype used for final transform coefficients.
+// tran_high_t is the datatype used for intermediate transform stages.
+typedef int32_t tran_high_t;
+typedef int16_t tran_low_t;
+#endif // CONFIG_AOM_HIGHBITDEPTH
+
+static INLINE uint8_t clip_pixel(int val) {
+ return (val > 255) ? 255 : (val < 0) ? 0 : val;
+}
+
+static INLINE int clamp(int value, int low, int high) {
+ return value < low ? low : (value > high ? high : value);
+}
+
+static INLINE double fclamp(double value, double low, double high) {
+ return value < low ? low : (value > high ? high : value);
+}
+
+#if CONFIG_AOM_HIGHBITDEPTH
+static INLINE uint16_t clip_pixel_highbd(int val, int bd) {
+ switch (bd) {
+ case 8:
+ default: return (uint16_t)clamp(val, 0, 255);
+ case 10: return (uint16_t)clamp(val, 0, 1023);
+ case 12: return (uint16_t)clamp(val, 0, 4095);
+ }
+}
+#endif // CONFIG_AOM_HIGHBITDEPTH
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // AOM_DSP_AOM_DSP_COMMON_H_
