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Diffstat (limited to 'third_party/aom/av1/common/alloccommon.c')
-rw-r--r--third_party/aom/av1/common/alloccommon.c300
1 files changed, 0 insertions, 300 deletions
diff --git a/third_party/aom/av1/common/alloccommon.c b/third_party/aom/av1/common/alloccommon.c
deleted file mode 100644
index 1bf81c91d..000000000
--- a/third_party/aom/av1/common/alloccommon.c
+++ /dev/null
@@ -1,300 +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.
- */
-
-#include "config/aom_config.h"
-
-#include "aom_mem/aom_mem.h"
-
-#include "av1/common/alloccommon.h"
-#include "av1/common/blockd.h"
-#include "av1/common/entropymode.h"
-#include "av1/common/entropymv.h"
-#include "av1/common/onyxc_int.h"
-
-int av1_get_MBs(int width, int height) {
- const int aligned_width = ALIGN_POWER_OF_TWO(width, 3);
- const int aligned_height = ALIGN_POWER_OF_TWO(height, 3);
- const int mi_cols = aligned_width >> MI_SIZE_LOG2;
- const int mi_rows = aligned_height >> MI_SIZE_LOG2;
-
- const int mb_cols = (mi_cols + 2) >> 2;
- const int mb_rows = (mi_rows + 2) >> 2;
- return mb_rows * mb_cols;
-}
-
-#if LOOP_FILTER_BITMASK
-static int alloc_loop_filter_mask(AV1_COMMON *cm) {
- aom_free(cm->lf.lfm);
- cm->lf.lfm = NULL;
-
- // Each lfm holds bit masks for all the 4x4 blocks in a max
- // 64x64 (128x128 for ext_partitions) region. The stride
- // and rows are rounded up / truncated to a multiple of 16
- // (32 for ext_partition).
- cm->lf.lfm_stride = (cm->mi_cols + (MI_SIZE_64X64 - 1)) >> MIN_MIB_SIZE_LOG2;
- cm->lf.lfm_num = ((cm->mi_rows + (MI_SIZE_64X64 - 1)) >> MIN_MIB_SIZE_LOG2) *
- cm->lf.lfm_stride;
- cm->lf.lfm =
- (LoopFilterMask *)aom_calloc(cm->lf.lfm_num, sizeof(*cm->lf.lfm));
- if (!cm->lf.lfm) return 1;
-
- unsigned int i;
- for (i = 0; i < cm->lf.lfm_num; ++i) av1_zero(cm->lf.lfm[i]);
-
- return 0;
-}
-
-static void free_loop_filter_mask(AV1_COMMON *cm) {
- if (cm->lf.lfm == NULL) return;
-
- aom_free(cm->lf.lfm);
- cm->lf.lfm = NULL;
- cm->lf.lfm_num = 0;
- cm->lf.lfm_stride = 0;
-}
-#endif
-
-void av1_set_mb_mi(AV1_COMMON *cm, int width, int height) {
- // Ensure that the decoded width and height are both multiples of
- // 8 luma pixels (note: this may only be a multiple of 4 chroma pixels if
- // subsampling is used).
- // This simplifies the implementation of various experiments,
- // eg. cdef, which operates on units of 8x8 luma pixels.
- const int aligned_width = ALIGN_POWER_OF_TWO(width, 3);
- const int aligned_height = ALIGN_POWER_OF_TWO(height, 3);
-
- cm->mi_cols = aligned_width >> MI_SIZE_LOG2;
- cm->mi_rows = aligned_height >> MI_SIZE_LOG2;
- cm->mi_stride = calc_mi_size(cm->mi_cols);
-
- cm->mb_cols = (cm->mi_cols + 2) >> 2;
- cm->mb_rows = (cm->mi_rows + 2) >> 2;
- cm->MBs = cm->mb_rows * cm->mb_cols;
-
-#if LOOP_FILTER_BITMASK
- alloc_loop_filter_mask(cm);
-#endif
-}
-
-void av1_free_ref_frame_buffers(BufferPool *pool) {
- int i;
-
- for (i = 0; i < FRAME_BUFFERS; ++i) {
- if (pool->frame_bufs[i].ref_count > 0 &&
- pool->frame_bufs[i].raw_frame_buffer.data != NULL) {
- pool->release_fb_cb(pool->cb_priv, &pool->frame_bufs[i].raw_frame_buffer);
- pool->frame_bufs[i].ref_count = 0;
- }
- aom_free(pool->frame_bufs[i].mvs);
- pool->frame_bufs[i].mvs = NULL;
- aom_free(pool->frame_bufs[i].seg_map);
- pool->frame_bufs[i].seg_map = NULL;
- aom_free_frame_buffer(&pool->frame_bufs[i].buf);
- }
-}
-
-// Assumes cm->rst_info[p].restoration_unit_size is already initialized
-void av1_alloc_restoration_buffers(AV1_COMMON *cm) {
- const int num_planes = av1_num_planes(cm);
- for (int p = 0; p < num_planes; ++p)
- av1_alloc_restoration_struct(cm, &cm->rst_info[p], p > 0);
-
- if (cm->rst_tmpbuf == NULL) {
- CHECK_MEM_ERROR(cm, cm->rst_tmpbuf,
- (int32_t *)aom_memalign(16, RESTORATION_TMPBUF_SIZE));
- }
-
- if (cm->rlbs == NULL) {
- CHECK_MEM_ERROR(cm, cm->rlbs, aom_malloc(sizeof(RestorationLineBuffers)));
- }
-
- // For striped loop restoration, we divide each row of tiles into "stripes",
- // of height 64 luma pixels but with an offset by RESTORATION_UNIT_OFFSET
- // luma pixels to match the output from CDEF. We will need to store 2 *
- // RESTORATION_CTX_VERT lines of data for each stripe, and also need to be
- // able to quickly answer the question "Where is the <n>'th stripe for tile
- // row <m>?" To make that efficient, we generate the rst_last_stripe array.
- int num_stripes = 0;
- for (int i = 0; i < cm->tile_rows; ++i) {
- TileInfo tile_info;
- av1_tile_set_row(&tile_info, cm, i);
- const int mi_h = tile_info.mi_row_end - tile_info.mi_row_start;
- const int ext_h = RESTORATION_UNIT_OFFSET + (mi_h << MI_SIZE_LOG2);
- const int tile_stripes = (ext_h + 63) / 64;
- num_stripes += tile_stripes;
- cm->rst_end_stripe[i] = num_stripes;
- }
-
- // Now we need to allocate enough space to store the line buffers for the
- // stripes
- const int frame_w = cm->superres_upscaled_width;
- const int use_highbd = cm->seq_params.use_highbitdepth ? 1 : 0;
-
- for (int p = 0; p < num_planes; ++p) {
- const int is_uv = p > 0;
- const int ss_x = is_uv && cm->seq_params.subsampling_x;
- const int plane_w = ((frame_w + ss_x) >> ss_x) + 2 * RESTORATION_EXTRA_HORZ;
- const int stride = ALIGN_POWER_OF_TWO(plane_w, 5);
- const int buf_size = num_stripes * stride * RESTORATION_CTX_VERT
- << use_highbd;
- RestorationStripeBoundaries *boundaries = &cm->rst_info[p].boundaries;
-
- if (buf_size != boundaries->stripe_boundary_size ||
- boundaries->stripe_boundary_above == NULL ||
- boundaries->stripe_boundary_below == NULL) {
- aom_free(boundaries->stripe_boundary_above);
- aom_free(boundaries->stripe_boundary_below);
-
- CHECK_MEM_ERROR(cm, boundaries->stripe_boundary_above,
- (uint8_t *)aom_memalign(32, buf_size));
- CHECK_MEM_ERROR(cm, boundaries->stripe_boundary_below,
- (uint8_t *)aom_memalign(32, buf_size));
-
- boundaries->stripe_boundary_size = buf_size;
- }
- boundaries->stripe_boundary_stride = stride;
- }
-}
-
-void av1_free_restoration_buffers(AV1_COMMON *cm) {
- int p;
- for (p = 0; p < MAX_MB_PLANE; ++p)
- av1_free_restoration_struct(&cm->rst_info[p]);
- aom_free(cm->rst_tmpbuf);
- cm->rst_tmpbuf = NULL;
- aom_free(cm->rlbs);
- cm->rlbs = NULL;
- for (p = 0; p < MAX_MB_PLANE; ++p) {
- RestorationStripeBoundaries *boundaries = &cm->rst_info[p].boundaries;
- aom_free(boundaries->stripe_boundary_above);
- aom_free(boundaries->stripe_boundary_below);
- boundaries->stripe_boundary_above = NULL;
- boundaries->stripe_boundary_below = NULL;
- }
-
- aom_free_frame_buffer(&cm->rst_frame);
-}
-
-void av1_free_above_context_buffers(AV1_COMMON *cm,
- int num_free_above_contexts) {
- int i;
- const int num_planes = cm->num_allocated_above_context_planes;
-
- for (int tile_row = 0; tile_row < num_free_above_contexts; tile_row++) {
- for (i = 0; i < num_planes; i++) {
- aom_free(cm->above_context[i][tile_row]);
- cm->above_context[i][tile_row] = NULL;
- }
- aom_free(cm->above_seg_context[tile_row]);
- cm->above_seg_context[tile_row] = NULL;
-
- aom_free(cm->above_txfm_context[tile_row]);
- cm->above_txfm_context[tile_row] = NULL;
- }
- for (i = 0; i < num_planes; i++) {
- aom_free(cm->above_context[i]);
- cm->above_context[i] = NULL;
- }
- aom_free(cm->above_seg_context);
- cm->above_seg_context = NULL;
-
- aom_free(cm->above_txfm_context);
- cm->above_txfm_context = NULL;
-
- cm->num_allocated_above_contexts = 0;
- cm->num_allocated_above_context_mi_col = 0;
- cm->num_allocated_above_context_planes = 0;
-}
-
-void av1_free_context_buffers(AV1_COMMON *cm) {
- cm->free_mi(cm);
-
- av1_free_above_context_buffers(cm, cm->num_allocated_above_contexts);
-
-#if LOOP_FILTER_BITMASK
- free_loop_filter_mask(cm);
-#endif
-}
-
-int av1_alloc_above_context_buffers(AV1_COMMON *cm,
- int num_alloc_above_contexts) {
- const int num_planes = av1_num_planes(cm);
- int plane_idx;
- const int aligned_mi_cols =
- ALIGN_POWER_OF_TWO(cm->mi_cols, MAX_MIB_SIZE_LOG2);
-
- // Allocate above context buffers
- cm->num_allocated_above_contexts = num_alloc_above_contexts;
- cm->num_allocated_above_context_mi_col = aligned_mi_cols;
- cm->num_allocated_above_context_planes = num_planes;
- for (plane_idx = 0; plane_idx < num_planes; plane_idx++) {
- cm->above_context[plane_idx] = (ENTROPY_CONTEXT **)aom_calloc(
- num_alloc_above_contexts, sizeof(cm->above_context[0]));
- if (!cm->above_context[plane_idx]) return 1;
- }
-
- cm->above_seg_context = (PARTITION_CONTEXT **)aom_calloc(
- num_alloc_above_contexts, sizeof(cm->above_seg_context));
- if (!cm->above_seg_context) return 1;
-
- cm->above_txfm_context = (TXFM_CONTEXT **)aom_calloc(
- num_alloc_above_contexts, sizeof(cm->above_txfm_context));
- if (!cm->above_txfm_context) return 1;
-
- for (int tile_row = 0; tile_row < num_alloc_above_contexts; tile_row++) {
- for (plane_idx = 0; plane_idx < num_planes; plane_idx++) {
- cm->above_context[plane_idx][tile_row] = (ENTROPY_CONTEXT *)aom_calloc(
- aligned_mi_cols, sizeof(*cm->above_context[0][tile_row]));
- if (!cm->above_context[plane_idx][tile_row]) return 1;
- }
-
- cm->above_seg_context[tile_row] = (PARTITION_CONTEXT *)aom_calloc(
- aligned_mi_cols, sizeof(*cm->above_seg_context[tile_row]));
- if (!cm->above_seg_context[tile_row]) return 1;
-
- cm->above_txfm_context[tile_row] = (TXFM_CONTEXT *)aom_calloc(
- aligned_mi_cols, sizeof(*cm->above_txfm_context[tile_row]));
- if (!cm->above_txfm_context[tile_row]) return 1;
- }
-
- return 0;
-}
-
-int av1_alloc_context_buffers(AV1_COMMON *cm, int width, int height) {
- int new_mi_size;
-
- av1_set_mb_mi(cm, width, height);
- new_mi_size = cm->mi_stride * calc_mi_size(cm->mi_rows);
- if (cm->mi_alloc_size < new_mi_size) {
- cm->free_mi(cm);
- if (cm->alloc_mi(cm, new_mi_size)) goto fail;
- }
-
- return 0;
-
-fail:
- // clear the mi_* values to force a realloc on resync
- av1_set_mb_mi(cm, 0, 0);
- av1_free_context_buffers(cm);
- return 1;
-}
-
-void av1_remove_common(AV1_COMMON *cm) {
- av1_free_context_buffers(cm);
-
- aom_free(cm->fc);
- cm->fc = NULL;
- aom_free(cm->frame_contexts);
- cm->frame_contexts = NULL;
-}
-
-void av1_init_context_buffers(AV1_COMMON *cm) { cm->setup_mi(cm); }
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