/*

 * 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/>.

 */

#ifndef HEIF_HEVC_H

#define HEIF_HEVC_H

#include "libheif/heif.h"

#include "box.h"

#include "error.h"

#include <memory>

#include <string>

#include <vector>

#include "image_item.h"

class ImageItem_HEVC : public ImageItem

{

public:

  ImageItem_HEVC(HeifContext* ctx, heif_item_id id);

  ImageItem_HEVC(HeifContext* ctx);

  uint32_t get_infe_type() const override { return fourcc("hvc1"); }

  // TODO: MIAF says that the *:hevc:* urn is deprecated and we should use "urn:mpeg:mpegB:cicp:systems:auxiliary:alpha"

  const char* get_auxC_alpha_channel_type() const override { return "urn:mpeg:hevc:2015:auxid:1"; }

  heif_compression_format get_compression_format() const override { return heif_compression_HEVC; }

  Error on_load_file() override;

  heif_brand2 get_compatible_brand() const override;

  // currently not used

  void set_preencoded_hevc_image(const std::vector<uint8_t>& data);

protected:

  Result<std::vector<uint8_t>> read_bitstream_configuration_data() const override;

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

  std::shared_ptr<class Encoder> get_encoder() const override;

private:

  std::shared_ptr<class Decoder_HEVC> m_decoder;

  std::shared_ptr<class Encoder_HEVC> m_encoder;

};

#endif