apps/shared/avifexif.h

// Copyright 2022 Google LLC
// SPDX-License-Identifier: BSD-2-Clause

#ifndef LIBAVIF_APPS_SHARED_AVIFEXIF_H
#define LIBAVIF_APPS_SHARED_AVIFEXIF_H

#include "avif/avif.h"

#ifdef __cplusplus
extern "C" {
#endif

// Converts image->transformFlags, image->irot and image->imir to the equivalent Exif orientation value in [1:8].
uint8_t avifImageGetExifOrientationFromIrotImir(const avifImage * image);

// Attempts to parse the Exif payload until the orientation is found, then sets it to the given value.
avifResult avifSetExifOrientation(avifRWData * exif, uint8_t orientation);

#ifdef __cplusplus
} // extern "C"
#endif

#endif // ifndef LIBAVIF_APPS_SHARED_AVIFEXIF_H