/*

 * HEIF codec.

 * Copyright (c) 2017 Dirk Farin <dirk.farin@gmail.com>

 *

 * This file is part of libheif.

 *

 * libheif is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as

 * published by the Free Software Foundation, either version 3 of

 * the License, or (at your option) any later version.

 *

 * libheif is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with libheif.  If not, see <http://www.gnu.org/licenses/>.

 */

#include "pixelimage.h"

#include "avif.h"

#include "codecs/avif_dec.h"

#include "codecs/avif_enc.h"

#include "codecs/avif_boxes.h"

#include "bitstream.h"

#include "common_utils.h"

#include "libheif/api_structs.h"

#include "file.h"

#include <iomanip>

#include <limits>

#include <string>

#include <cstring>

#include <utility>

// https://aomediacodec.github.io/av1-spec/av1-spec.pdf

ImageItem_AVIF::ImageItem_AVIF(HeifContext* ctx, heif_item_id id) : ImageItem(ctx, id)

{

  m_encoder = std::make_shared<Encoder_AVIF>();

}

ImageItem_AVIF::ImageItem_AVIF(HeifContext* ctx) : ImageItem(ctx)

{

  m_encoder = std::make_shared<Encoder_AVIF>();

}

Error ImageItem_AVIF::on_load_file()

{

  auto av1C_box = get_property<Box_av1C>();

  if (!av1C_box) {

    return Error{heif_error_Invalid_input,

                 heif_suberror_No_av1C_box};

  }

  m_decoder = std::make_shared<Decoder_AVIF>(av1C_box);

  DataExtent extent;

  extent.set_from_image_item(get_context()->get_heif_file(), get_id());

  m_decoder->set_data_extent(std::move(extent));

  return Error::Ok;

}

Result<std::vector<uint8_t>> ImageItem_AVIF::read_bitstream_configuration_data() const

{

  return m_decoder->read_bitstream_configuration_data();

}

Result<std::shared_ptr<class Decoder>> ImageItem_AVIF::get_decoder() const

{

  return {m_decoder};

}

std::shared_ptr<class Encoder> ImageItem_AVIF::get_encoder() const

{

  return m_encoder;

}