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* avfilter/vf_pixdesctest: Use 32bit read/writeMichael Niedermayer2018-10-271-1/+1
| | | | | | This is needed for processing 32bit floats Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avutil/pixdesc: Add av_write_image_line2(), av_read_image_line2()Michael Niedermayer2018-10-271-1/+1
| | | | | | | | | This is needed because of 32bit float formats (which are difficult to store in 16bits) This also fixes undefined behavior found by fate Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* libswscale: Adds conversions from/to float gray format.Sergey Lavrushkin2018-08-141-0/+1
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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