Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 92 insertions, 0 deletions

diff --git a/third_party/aom/av1/encoder/encodemb.h b/third_party/aom/av1/encoder/encodemb.h
new file mode 100644
index 000000000..73fde1d88
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+++ b/third_party/aom/av1/encoder/encodemb.h
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+/*
+ * 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 AV1_ENCODER_ENCODEMB_H_
+#define AV1_ENCODER_ENCODEMB_H_
+
+#include "./aom_config.h"
+#include "av1/common/onyxc_int.h"
+#include "av1/encoder/block.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct optimize_ctx {
+  ENTROPY_CONTEXT ta[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
+  ENTROPY_CONTEXT tl[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
+};
+
+struct encode_b_args {
+  AV1_COMMON *cm;
+  MACROBLOCK *x;
+  struct optimize_ctx *ctx;
+  int8_t *skip;
+  ENTROPY_CONTEXT *ta;
+  ENTROPY_CONTEXT *tl;
+  int8_t enable_optimize_b;
+};
+
+typedef enum AV1_XFORM_QUANT {
+  AV1_XFORM_QUANT_FP = 0,
+  AV1_XFORM_QUANT_B = 1,
+  AV1_XFORM_QUANT_DC = 2,
+  AV1_XFORM_QUANT_SKIP_QUANT,
+  AV1_XFORM_QUANT_TYPES,
+} AV1_XFORM_QUANT;
+
+void av1_encode_sb(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize, int mi_row,
+                   int mi_col);
+#if CONFIG_SUPERTX
+void av1_encode_sb_supertx(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize);
+#endif  // CONFIG_SUPERTX
+void av1_encode_sby_pass1(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize);
+void av1_xform_quant(const AV1_COMMON *cm, MACROBLOCK *x, int plane, int block,
+                     int blk_row, int blk_col, BLOCK_SIZE plane_bsize,
+                     TX_SIZE tx_size, int ctx, AV1_XFORM_QUANT xform_quant_idx);
+
+int av1_optimize_b(const AV1_COMMON *cm, MACROBLOCK *mb, int plane, int block,
+                   TX_SIZE tx_size, int ctx);
+
+void av1_subtract_txb(MACROBLOCK *x, int plane, BLOCK_SIZE plane_bsize,
+                      int blk_col, int blk_row, TX_SIZE tx_size);
+
+void av1_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane);
+
+void av1_set_txb_context(MACROBLOCK *x, int plane, int block, TX_SIZE tx_size,
+                         ENTROPY_CONTEXT *a, ENTROPY_CONTEXT *l);
+
+void av1_encode_block_intra(int plane, int block, int blk_row, int blk_col,
+                            BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg);
+
+void av1_encode_intra_block_plane(AV1_COMMON *cm, MACROBLOCK *x,
+                                  BLOCK_SIZE bsize, int plane,
+                                  int enable_optimize_b, int mi_row,
+                                  int mi_col);
+
+#if CONFIG_PVQ
+PVQ_SKIP_TYPE av1_pvq_encode_helper(MACROBLOCK *x, tran_low_t *const coeff,
+                                    tran_low_t *ref_coeff,
+                                    tran_low_t *const dqcoeff, uint16_t *eob,
+                                    const int16_t *quant, int plane,
+                                    int tx_size, TX_TYPE tx_type, int *rate,
+                                    int speed, PVQ_INFO *pvq_info);
+
+void av1_store_pvq_enc_info(PVQ_INFO *pvq_info, int *qg, int *theta, int *k,
+                            od_coeff *y, int nb_bands, const int *off,
+                            int *size, int skip_rest, int skip_dir, int bs);
+#endif
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // AV1_ENCODER_ENCODEMB_H_