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2018-04-01Dive pictures: extract timestamp from MP4 and related formatsGravatar Berthold Stoeger
Parse MP4s and related video files and extract the creation timestamp from the "mdhd" (media header) atom. Introduce helper function templates to extract arbitrary-length unsigned integers in big-endian format from file or memory. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-04-01Dive pictures: use get_metadata() in dive_create_picture()Gravatar Berthold Stoeger
Thus, metadata has to be only read once and the picture_load_exif_data() function can be removed. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-04-01Dive pictures: Move metadata functions into own translation unitGravatar Berthold Stoeger
Move all metadata function into new core/metadata.cpp file. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>