Nicolas Dufresne
7b3c101ced
v4l2codecs: Enable 32x32 tiled NV12 support
...
This is used by Cedrus driver to support Allwinner VPU, also known as the
sunxi platforms.
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1437 >
2020-07-15 13:24:13 +00:00
Nicolas Dufresne
26264163de
v4l2decoder: Add legacy non-multiplanar support
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The Cedrus driver uses the lagacy buffer type (non-mplane). This automatically
detect and use the right v4l2_buf_type. This also affect code using
v4l2_buffer and v4l2_format structures.
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1268 >
2020-05-19 17:51:11 +00:00
Nicolas Dufresne
390cbe1f00
v4l2slh264dec: Add output format negotiation
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This allow negotiating the output format through caps. Some drivers can
pipeline the decoder buffer through an image processor. This only support
colorspace conversion for now.
2020-03-31 09:34:05 -04:00
Nicolas Dufresne
6494d7b056
v4l2format: Convert between V4L2 and GST video format
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This will be needed in the output format negotiation.
2020-03-31 09:34:05 -04:00
Nicolas Dufresne
2a1836f183
v4l2codecs: Read driver provided stride
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This implements driver stride support but only for single allocation buffers.
This code is imported from the original v4l2 plugin and adapted to the new
helper context.
2020-03-31 09:34:05 -04:00
Nicolas Dufresne
020a019fd6
v4l2codecs: Add initial formats helpers
2020-03-31 09:34:05 -04:00
