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external_partition.c (3822B)


      1 /*
      2 * Copyright (c) 2021, Alliance for Open Media. All rights reserved.
      3 *
      4 * This source code is subject to the terms of the BSD 2 Clause License and
      5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
      6 * was not distributed with this source code in the LICENSE file, you can
      7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
      8 * Media Patent License 1.0 was not distributed with this source code in the
      9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
     10 */
     11 
     12 #include <string.h>
     13 
     14 #include "av1/common/common.h"
     15 #include "av1/encoder/external_partition.h"
     16 #include "config/aom_config.h"
     17 
     18 aom_codec_err_t av1_ext_part_create(aom_ext_part_funcs_t funcs,
     19                                    aom_ext_part_config_t config,
     20                                    ExtPartController *ext_part_controller) {
     21  if (ext_part_controller == NULL) {
     22    return AOM_CODEC_INVALID_PARAM;
     23  }
     24  ext_part_controller->funcs = funcs;
     25  ext_part_controller->config = config;
     26  const aom_ext_part_status_t status = ext_part_controller->funcs.create_model(
     27      ext_part_controller->funcs.priv, &ext_part_controller->config,
     28      &ext_part_controller->model);
     29  if (status == AOM_EXT_PART_ERROR) {
     30    return AOM_CODEC_ERROR;
     31  } else if (status == AOM_EXT_PART_TEST) {
     32    ext_part_controller->test_mode = 1;
     33    ext_part_controller->ready = 0;
     34    return AOM_CODEC_OK;
     35  }
     36  assert(status == AOM_EXT_PART_OK);
     37  ext_part_controller->ready = 1;
     38  return AOM_CODEC_OK;
     39 }
     40 
     41 static aom_codec_err_t ext_part_init(ExtPartController *ext_part_controller) {
     42  if (ext_part_controller == NULL) {
     43    return AOM_CODEC_INVALID_PARAM;
     44  }
     45  memset(ext_part_controller, 0, sizeof(*ext_part_controller));
     46  return AOM_CODEC_OK;
     47 }
     48 
     49 aom_codec_err_t av1_ext_part_delete(ExtPartController *ext_part_controller) {
     50  if (ext_part_controller == NULL) {
     51    return AOM_CODEC_INVALID_PARAM;
     52  }
     53  if (ext_part_controller->ready) {
     54    const aom_ext_part_status_t status =
     55        ext_part_controller->funcs.delete_model(ext_part_controller->model);
     56    if (status != AOM_EXT_PART_OK) {
     57      return AOM_CODEC_ERROR;
     58    }
     59  }
     60  return ext_part_init(ext_part_controller);
     61 }
     62 
     63 bool av1_ext_part_get_partition_decision(ExtPartController *ext_part_controller,
     64                                         aom_partition_decision_t *decision) {
     65  assert(ext_part_controller != NULL);
     66  assert(ext_part_controller->ready);
     67  assert(decision != NULL);
     68  const aom_ext_part_status_t status =
     69      ext_part_controller->funcs.get_partition_decision(
     70          ext_part_controller->model, decision);
     71  if (status != AOM_EXT_PART_OK) return false;
     72  return true;
     73 }
     74 
     75 bool av1_ext_part_send_features(ExtPartController *ext_part_controller,
     76                                const aom_partition_features_t *features) {
     77  assert(ext_part_controller != NULL);
     78  assert(ext_part_controller->ready);
     79  assert(features != NULL);
     80  const aom_ext_part_status_t status = ext_part_controller->funcs.send_features(
     81      ext_part_controller->model, features);
     82  if (status != AOM_EXT_PART_OK) return false;
     83  return true;
     84 }
     85 
     86 #if CONFIG_PARTITION_SEARCH_ORDER
     87 bool av1_ext_part_send_partition_stats(ExtPartController *ext_part_controller,
     88                                       const aom_partition_stats_t *stats) {
     89  assert(ext_part_controller != NULL);
     90  assert(ext_part_controller->ready);
     91  assert(stats != NULL);
     92  const aom_ext_part_status_t status =
     93      ext_part_controller->funcs.send_partition_stats(
     94          ext_part_controller->model, stats);
     95  if (status != AOM_EXT_PART_OK) return false;
     96  return true;
     97 }
     98 
     99 aom_ext_part_decision_mode_t av1_get_ext_part_decision_mode(
    100    const ExtPartController *ext_part_controller) {
    101  return ext_part_controller->funcs.decision_mode;
    102 }
    103 #endif  // CONFIG_PARTITION_SEARCH_ORDER