Image rendering process
=======================

.. image:: ../media/rendering_process.jpeg
    :align: center


Single Corpus
-------------

    - Generates text color from background image
    - Draw text on a transparent image. This step generates a compact text mask image.
    - Apply corpus_effects on text mask image
    - Apply PerspectiveTransform on text mask image
    - Paste text mask image on background
    - Apply render_effects

Multi Corpus
-------------
text_renderer support render multi corpus on image with different font, font size or font color.

    - Generates text mask images(corpus_effects applied) for multi corpus like in :ref:`single_corpus`
    - Apply Layout, generates merged text mask image
    - Apply PerspectiveTransform on merged text mask image
    - Apply layout_effect on merged text mask image
    - Paste merged text mask image on background
    - Apply render_effects