Move libvpx from DEPS to src

third_party/libvpx/source/libvpx/vp9/common/vp9_onyxc_int.h

Index: third_party/libvpx/source/libvpx/vp9/common/vp9_onyxc_int.h
diff --git a/third_party/libvpx/source/libvpx/vp9/common/vp9_onyxc_int.h b/third_party/libvpx/source/libvpx/vp9/common/vp9_onyxc_int.h
new file mode 100644
index 0000000000000000000000000000000000000000..5179c6906339f0f374bce5d4dbfa697beeac8e39
--- /dev/null
+++ b/third_party/libvpx/source/libvpx/vp9/common/vp9_onyxc_int.h
@@ -0,0 +1,435 @@
+/*
+ *  Copyright (c) 2010 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 VP9_COMMON_VP9_ONYXC_INT_H_
+#define VP9_COMMON_VP9_ONYXC_INT_H_
+
+#include "./vpx_config.h"
+#include "vpx/internal/vpx_codec_internal.h"
+#include "./vp9_rtcd.h"
+#include "vp9/common/vp9_loopfilter.h"
+#include "vp9/common/vp9_entropymv.h"
+#include "vp9/common/vp9_entropy.h"
+#include "vp9/common/vp9_entropymode.h"
+#include "vp9/common/vp9_frame_buffers.h"
+#include "vp9/common/vp9_quant_common.h"
+#include "vp9/common/vp9_thread.h"
+#include "vp9/common/vp9_tile_common.h"
+
+#if CONFIG_VP9_POSTPROC
+#include "vp9/common/vp9_postproc.h"
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define REFS_PER_FRAME 3
+
+#define REF_FRAMES_LOG2 3
+#define REF_FRAMES (1 << REF_FRAMES_LOG2)
+
+// 4 scratch frames for the new frames to support a maximum of 4 cores decoding
+// in parallel, 3 for scaled references on the encoder.
+// TODO(hkuang): Add ondemand frame buffers instead of hardcoding the number
+// of framebuffers.
+// TODO(jkoleszar): These 3 extra references could probably come from the
+// normal reference pool.
+#define FRAME_BUFFERS (REF_FRAMES + 7)
+
+#define FRAME_CONTEXTS_LOG2 2
+#define FRAME_CONTEXTS (1 << FRAME_CONTEXTS_LOG2)
+
+#define NUM_PING_PONG_BUFFERS 2
+
+extern const struct {
+  PARTITION_CONTEXT above;
+  PARTITION_CONTEXT left;
+} partition_context_lookup[BLOCK_SIZES];
+
+
+typedef enum {
+  SINGLE_REFERENCE      = 0,
+  COMPOUND_REFERENCE    = 1,
+  REFERENCE_MODE_SELECT = 2,
+  REFERENCE_MODES       = 3,
+} REFERENCE_MODE;
+
+typedef struct {
+  int_mv mv[2];
+  MV_REFERENCE_FRAME ref_frame[2];
+} MV_REF;
+
+typedef struct {
+  int ref_count;
+  MV_REF *mvs;
+  int mi_rows;
+  int mi_cols;
+  vpx_codec_frame_buffer_t raw_frame_buffer;
+  YV12_BUFFER_CONFIG buf;
+
+  // The Following variables will only be used in frame parallel decode.
+
+  // frame_worker_owner indicates which FrameWorker owns this buffer. NULL means
+  // that no FrameWorker owns, or is decoding, this buffer.
+  VP9Worker *frame_worker_owner;
+
+  // row and col indicate which position frame has been decoded to in real
+  // pixel unit. They are reset to -1 when decoding begins and set to INT_MAX
+  // when the frame is fully decoded.
+  int row;
+  int col;
+} RefCntBuffer;
+
+typedef struct BufferPool {
+  // Protect BufferPool from being accessed by several FrameWorkers at
+  // the same time during frame parallel decode.
+  // TODO(hkuang): Try to use atomic variable instead of locking the whole pool.
+#if CONFIG_MULTITHREAD
+  pthread_mutex_t pool_mutex;
+#endif
+
+  // Private data associated with the frame buffer callbacks.
+  void *cb_priv;
+
+  vpx_get_frame_buffer_cb_fn_t get_fb_cb;
+  vpx_release_frame_buffer_cb_fn_t release_fb_cb;
+
+  RefCntBuffer frame_bufs[FRAME_BUFFERS];
+
+  // Frame buffers allocated internally by the codec.
+  InternalFrameBufferList int_frame_buffers;
+} BufferPool;
+
+typedef struct VP9Common {
+  struct vpx_internal_error_info  error;
+  vpx_color_space_t color_space;
+  int width;
+  int height;
+  int display_width;
+  int display_height;
+  int last_width;
+  int last_height;
+
+  // TODO(jkoleszar): this implies chroma ss right now, but could vary per
+  // plane. Revisit as part of the future change to YV12_BUFFER_CONFIG to
+  // support additional planes.
+  int subsampling_x;
+  int subsampling_y;
+
+#if CONFIG_VP9_HIGHBITDEPTH
+  int use_highbitdepth;  // Marks if we need to use 16bit frame buffers.
+#endif
+
+  YV12_BUFFER_CONFIG *frame_to_show;
+  RefCntBuffer *prev_frame;
+
+  // TODO(hkuang): Combine this with cur_buf in macroblockd.
+  RefCntBuffer *cur_frame;
+
+  int ref_frame_map[REF_FRAMES]; /* maps fb_idx to reference slot */
+
+  // Prepare ref_frame_map for the next frame.
+  // Only used in frame parallel decode.
+  int next_ref_frame_map[REF_FRAMES];
+
+  // TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and
+  // roll new_fb_idx into it.
+
+  // Each frame can reference REFS_PER_FRAME buffers
+  RefBuffer frame_refs[REFS_PER_FRAME];
+
+  int new_fb_idx;
+
+#if CONFIG_VP9_POSTPROC
+  YV12_BUFFER_CONFIG post_proc_buffer;
+  YV12_BUFFER_CONFIG post_proc_buffer_int;
+#endif
+
+  FRAME_TYPE last_frame_type;  /* last frame's frame type for motion search.*/
+  FRAME_TYPE frame_type;
+
+  int show_frame;
+  int last_show_frame;
+  int show_existing_frame;
+
+  // Flag signaling that the frame is encoded using only INTRA modes.
+  int intra_only;
+
+  int allow_high_precision_mv;
+
+  // Flag signaling that the frame context should be reset to default values.
+  // 0 or 1 implies don't reset, 2 reset just the context specified in the
+  // frame header, 3 reset all contexts.
+  int reset_frame_context;
+
+  // MBs, mb_rows/cols is in 16-pixel units; mi_rows/cols is in
+  // MODE_INFO (8-pixel) units.
+  int MBs;
+  int mb_rows, mi_rows;
+  int mb_cols, mi_cols;
+  int mi_stride;
+
+  /* profile settings */
+  TX_MODE tx_mode;
+
+  int base_qindex;
+  int y_dc_delta_q;
+  int uv_dc_delta_q;
+  int uv_ac_delta_q;
+  int16_t y_dequant[MAX_SEGMENTS][2];
+  int16_t uv_dequant[MAX_SEGMENTS][2];
+
+  /* We allocate a MODE_INFO struct for each macroblock, together with
+     an extra row on top and column on the left to simplify prediction. */
+  int mi_alloc_size;
+  MODE_INFO *mip; /* Base of allocated array */
+  MODE_INFO *mi;  /* Corresponds to upper left visible macroblock */
+
+  // TODO(agrange): Move prev_mi into encoder structure.
+  // prev_mip and prev_mi will only be allocated in VP9 encoder.
+  MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
+  MODE_INFO *prev_mi;  /* 'mi' from last frame (points into prev_mip) */
+
+  // Separate mi functions between encoder and decoder.
+  int (*alloc_mi)(struct VP9Common *cm, int mi_size);
+  void (*free_mi)(struct VP9Common *cm);
+  void (*setup_mi)(struct VP9Common *cm);
+
+  // Grid of pointers to 8x8 MODE_INFO structs.  Any 8x8 not in the visible
+  // area will be NULL.
+  MODE_INFO **mi_grid_base;
+  MODE_INFO **mi_grid_visible;
+  MODE_INFO **prev_mi_grid_base;
+  MODE_INFO **prev_mi_grid_visible;
+
+  // Whether to use previous frame's motion vectors for prediction.
+  int use_prev_frame_mvs;
+
+  // Persistent mb segment id map used in prediction.
+  int seg_map_idx;
+  int prev_seg_map_idx;
+
+  uint8_t *seg_map_array[NUM_PING_PONG_BUFFERS];
+  uint8_t *last_frame_seg_map;
+  uint8_t *current_frame_seg_map;
+
+  INTERP_FILTER interp_filter;
+
+  loop_filter_info_n lf_info;
+
+  int refresh_frame_context;    /* Two state 0 = NO, 1 = YES */
+
+  int ref_frame_sign_bias[MAX_REF_FRAMES];    /* Two state 0, 1 */
+
+  struct loopfilter lf;
+  struct segmentation seg;
+
+  // TODO(hkuang): Remove this as it is the same as frame_parallel_decode
+  // in pbi.
+  int frame_parallel_decode;  // frame-based threading.
+
+  // Context probabilities for reference frame prediction
+  MV_REFERENCE_FRAME comp_fixed_ref;
+  MV_REFERENCE_FRAME comp_var_ref[2];
+  REFERENCE_MODE reference_mode;
+
+  FRAME_CONTEXT *fc;  /* this frame entropy */
+  FRAME_CONTEXT *frame_contexts;   // FRAME_CONTEXTS
+  unsigned int  frame_context_idx; /* Context to use/update */
+  FRAME_COUNTS counts;
+
+  unsigned int current_video_frame;
+  BITSTREAM_PROFILE profile;
+
+  // VPX_BITS_8 in profile 0 or 1, VPX_BITS_10 or VPX_BITS_12 in profile 2 or 3.
+  vpx_bit_depth_t bit_depth;
+  vpx_bit_depth_t dequant_bit_depth;  // bit_depth of current dequantizer
+
+#if CONFIG_VP9_POSTPROC
+  struct postproc_state  postproc_state;
+#endif
+
+  int error_resilient_mode;
+  int frame_parallel_decoding_mode;
+
+  int log2_tile_cols, log2_tile_rows;
+  int byte_alignment;
+
+  // Private data associated with the frame buffer callbacks.
+  void *cb_priv;
+  vpx_get_frame_buffer_cb_fn_t get_fb_cb;
+  vpx_release_frame_buffer_cb_fn_t release_fb_cb;
+
+  // Handles memory for the codec.
+  InternalFrameBufferList int_frame_buffers;
+
+  // External BufferPool passed from outside.
+  BufferPool *buffer_pool;
+
+  PARTITION_CONTEXT *above_seg_context;
+  ENTROPY_CONTEXT *above_context;
+} VP9_COMMON;
+
+// TODO(hkuang): Don't need to lock the whole pool after implementing atomic
+// frame reference count.
+void lock_buffer_pool(BufferPool *const pool);
+void unlock_buffer_pool(BufferPool *const pool);
+
+static INLINE YV12_BUFFER_CONFIG *get_ref_frame(VP9_COMMON *cm, int index) {
+  if (index < 0 || index >= REF_FRAMES)
+    return NULL;
+  if (cm->ref_frame_map[index] < 0)
+    return NULL;
+  assert(cm->ref_frame_map[index] < FRAME_BUFFERS);
+  return &cm->buffer_pool->frame_bufs[cm->ref_frame_map[index]].buf;
+}
+
+static INLINE YV12_BUFFER_CONFIG *get_frame_new_buffer(VP9_COMMON *cm) {
+  return &cm->buffer_pool->frame_bufs[cm->new_fb_idx].buf;
+}
+
+static INLINE int get_free_fb(VP9_COMMON *cm) {
+  RefCntBuffer *const frame_bufs = cm->buffer_pool->frame_bufs;
+  int i;
+
+  lock_buffer_pool(cm->buffer_pool);
+  for (i = 0; i < FRAME_BUFFERS; ++i)
+    if (frame_bufs[i].ref_count == 0)
+      break;
+
+  assert(i < FRAME_BUFFERS);
+  frame_bufs[i].ref_count = 1;
+  unlock_buffer_pool(cm->buffer_pool);
+  return i;
+}
+
+static INLINE void ref_cnt_fb(RefCntBuffer *bufs, int *idx, int new_idx) {
+  const int ref_index = *idx;
+
+  if (ref_index >= 0 && bufs[ref_index].ref_count > 0)
+    bufs[ref_index].ref_count--;
+
+  *idx = new_idx;
+
+  bufs[new_idx].ref_count++;
+}
+
+static INLINE int mi_cols_aligned_to_sb(int n_mis) {
+  return ALIGN_POWER_OF_TWO(n_mis, MI_BLOCK_SIZE_LOG2);
+}
+
+static INLINE void init_macroblockd(VP9_COMMON *cm, MACROBLOCKD *xd) {
+  int i;
+
+  for (i = 0; i < MAX_MB_PLANE; ++i) {
+    xd->plane[i].dqcoeff = xd->dqcoeff;
+    xd->above_context[i] = cm->above_context +
+        i * sizeof(*cm->above_context) * 2 * mi_cols_aligned_to_sb(cm->mi_cols);
+  }
+
+  xd->above_seg_context = cm->above_seg_context;
+  xd->mi_stride = cm->mi_stride;
+  xd->error_info = &cm->error;
+}
+
+static INLINE int frame_is_intra_only(const VP9_COMMON *const cm) {
+  return cm->frame_type == KEY_FRAME || cm->intra_only;
+}
+
+static INLINE const vp9_prob* get_partition_probs(const VP9_COMMON *cm,
+                                                  int ctx) {
+  return frame_is_intra_only(cm) ? vp9_kf_partition_probs[ctx]
+                                 : cm->fc->partition_prob[ctx];
+}
+
+static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col) {
+  const int above_idx = mi_col * 2;
+  const int left_idx = (mi_row * 2) & 15;
+  int i;
+  for (i = 0; i < MAX_MB_PLANE; ++i) {
+    struct macroblockd_plane *const pd = &xd->plane[i];
+    pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x];
+    pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y];
+  }
+}
+
+static INLINE int calc_mi_size(int len) {
+  // len is in mi units.
+  return len + MI_BLOCK_SIZE;
+}
+
+static INLINE void set_mi_row_col(MACROBLOCKD *xd, const TileInfo *const tile,
+                                  int mi_row, int bh,
+                                  int mi_col, int bw,
+                                  int mi_rows, int mi_cols) {
+  xd->mb_to_top_edge    = -((mi_row * MI_SIZE) * 8);
+  xd->mb_to_bottom_edge = ((mi_rows - bh - mi_row) * MI_SIZE) * 8;
+  xd->mb_to_left_edge   = -((mi_col * MI_SIZE) * 8);
+  xd->mb_to_right_edge  = ((mi_cols - bw - mi_col) * MI_SIZE) * 8;
+
+  // Are edges available for intra prediction?
+  xd->up_available    = (mi_row != 0);
+  xd->left_available  = (mi_col > tile->mi_col_start);
+  if (xd->up_available) {
+    xd->above_mi = xd->mi[-xd->mi_stride];
+    // above_mi may be NULL in VP9 encoder's first pass.
+    xd->above_mbmi = xd->above_mi ? &xd->above_mi->mbmi : NULL;
+  } else {
+    xd->above_mi = NULL;
+    xd->above_mbmi = NULL;
+  }
+
+  if (xd->left_available) {
+    xd->left_mi = xd->mi[-1];
+    // left_mi may be NULL in VP9 encoder's first pass.
+    xd->left_mbmi = xd->left_mi ? &xd->left_mi->mbmi : NULL;
+  } else {
+    xd->left_mi = NULL;
+    xd->left_mbmi = NULL;
+  }
+}
+
+static INLINE void update_partition_context(MACROBLOCKD *xd,
+                                            int mi_row, int mi_col,
+                                            BLOCK_SIZE subsize,
+                                            BLOCK_SIZE bsize) {
+  PARTITION_CONTEXT *const above_ctx = xd->above_seg_context + mi_col;
+  PARTITION_CONTEXT *const left_ctx = xd->left_seg_context + (mi_row & MI_MASK);
+
+  // num_4x4_blocks_wide_lookup[bsize] / 2
+  const int bs = num_8x8_blocks_wide_lookup[bsize];
+
+  // update the partition context at the end notes. set partition bits
+  // of block sizes larger than the current one to be one, and partition
+  // bits of smaller block sizes to be zero.
+  memset(above_ctx, partition_context_lookup[subsize].above, bs);
+  memset(left_ctx, partition_context_lookup[subsize].left, bs);
+}
+
+static INLINE int partition_plane_context(const MACROBLOCKD *xd,
+                                          int mi_row, int mi_col,
+                                          BLOCK_SIZE bsize) {
+  const PARTITION_CONTEXT *above_ctx = xd->above_seg_context + mi_col;
+  const PARTITION_CONTEXT *left_ctx = xd->left_seg_context + (mi_row & MI_MASK);
+  const int bsl = mi_width_log2_lookup[bsize];
+  int above = (*above_ctx >> bsl) & 1 , left = (*left_ctx >> bsl) & 1;
+
+  assert(b_width_log2_lookup[bsize] == b_height_log2_lookup[bsize]);
+  assert(bsl >= 0);
+
+  return (left * 2 + above) + bsl * PARTITION_PLOFFSET;
+}
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // VP9_COMMON_VP9_ONYXC_INT_H_