blind

commit d8aa45da86d1128149fd7ab6ac3725bf8e88a1b1
parent 1095edd05b2962a49f8576757090c92e5b6d87ef
Author: Mattias Andrée <maandree@kth.se>
Date:   Mon,  4 Dec 2017 22:35:59 +0100

update todo: tee is too slow

Signed-off-by: Mattias Andrée <maandree@kth.se>

Diffstat:
M
TODO
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/TODO b/TODO
@@ -1,3 +1,7 @@
+blind-tee (and tee(1)) is too slow (bottleneck) and must be reimplemented
+using tee(2) and splice(2). cat(1) may also be too slow, if this is the
+case, add blind-splice that just copies stdin to stdout using splice(2).
+
 blind-transform		affine transformation by matrix multiplication, -[xy] for tiling, -s for
 				improve quality on downscaling (pixels' neighbours must not change)
 blind-apply-map		remap pixels (distortion) using the X and Y values, -[xy] for tiling, -s for