Quick: Introduce multiple textures for NV12/NV21 video frames

For QVideoFrame::Format_NV12 and Format_NV21 formats
added a possibility to provide the video frames in
QAbstractVideoBuffer::GLTextureHandle, MTLTextureHandle multiple textures.

Currently QVideoFrame::handle() is used to have only one texture.
Which limits the video frames only for RGBA format.

NV12/NV21 requires 2 textures, one for chroma and for luma components.
So QVideoFrane::handle() must return a list with 2 native handlers.

The patch allows to render the video frames in NV12/NV21 formats
with multiple textures, using current QSGTexture's to avoid
uploading/downloading the data.

Change-Id: I3e6e734948a43dc77bfd2dcacb69cf8ffefdb813
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

0 files changed, 0 insertions, 0 deletions