thumbnex v0.2.0 Thumbnex

Create thumbnails from images and videos.

Summary

Functions

animated_gif_thumbnail(input_path, output_path, opts \\ [])

Specs

animated_gif_thumbnail(binary, binary, Keyword.t) :: :ok

Create an animated GIF preview.

Options:

  • :width - Width of the thumbnail. Defaults to input width.
  • :height - Height of the thumbnail. Defaults to input height.
  • :max_width - Maximum width of the thumbnail.
  • :max_height - Maximum height of the thumbnail.
  • :frame_count - Number of frames to output. Default 4.
  • :fps - Frames per second of output GIF. Default 1.
  • :optimize - Add mogrify options to reduce output size. Default true.
create_thumbnail(input_path, output_path, opts \\ [])

Specs

create_thumbnail(binary, binary, Keyword.t) :: :ok

Create a thumbnail image.

Image format is inferred from output path file extension. To override, pass the :format option.

Options:

  • :width - Width of the thumbnail. Defaults to input width.
  • :height - Height of the thumbnail. Defaults to input height.
  • :max_width - Maximum width of the thumbnail.
  • :max_height - Maximum height of the thumbnail.
  • :format - Output format for the thumbnail. Defaults to output_path extension, or "png" if indeterminate.
  • :time_offset - Timestamp in seconds at which to take screenshot, for videos and GIFs. By default picks a time near the beginning, based on video duration.