mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
db7fe611ed
Seriously faster. Algorithm is nearly the same as bilinear, which given the speed of this code, should be considered the baseline of quality. Speed appears to be limited by memory bandwidth, so I didn't bother trying to make it any faster.
252 lines
3.7 KiB
Text
252 lines
3.7 KiB
Text
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.function gst_bayer_horiz_upsample_unaligned
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.dest 2 d0 guint8
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.dest 2 d1 guint8
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.source 2 s guint8
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.temp 2 t
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.temp 1 b
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.temp 1 c
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.temp 1 d
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.temp 1 e
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splitwb c, b, s
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loadoffw t, s, 1
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splitwb e, d, t
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avgub e, c, e
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mergebw d0, c, e
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avgub b, b, d
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mergebw d1, b, d
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.function gst_bayer_horiz_upsample
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.dest 2 d0 guint8
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.dest 2 d1 guint8
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.source 2 s guint8
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.temp 2 t
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.temp 1 a
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.temp 1 b
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.temp 1 c
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.temp 1 d
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.temp 1 e
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.temp 1 f
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loadoffw t, s, -1
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splitwb b, a, t
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splitwb d, c, s
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loadoffw t, s, 1
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splitwb f, e, t
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avgub e, c, e
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mergebw d0, c, e
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avgub b, b, d
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mergebw d1, b, d
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.function gst_bayer_merge_bg_bgra
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.dest 8 d guint8
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.source 2 g0 guint8
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.source 2 r0 guint8
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.source 2 b1 guint8
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.source 2 g1 guint8
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.source 2 g2 guint8
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.source 2 r2 guint8
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.temp 4 ra
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.temp 4 bg
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.temp 2 r
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.temp 2 g
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.temp 2 t
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x2 avgub r, r0, r2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 255
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andw t, t, 65280
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orw g, t, g
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x2 mergebw bg, b1, g
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x2 mergebw ra, r, 255
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x2 mergewl d, bg, ra
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.function gst_bayer_merge_gr_bgra
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.dest 8 d guint8
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.source 2 b0 guint8
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.source 2 g0 guint8
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.source 2 g1 guint8
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.source 2 r1 guint8
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.source 2 b2 guint8
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.source 2 g2 guint8
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.temp 4 ra
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.temp 4 bg
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.temp 2 b
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.temp 2 g
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.temp 2 t
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x2 avgub b, b0, b2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 65280
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andw t, t, 255
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orw g, t, g
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x2 mergebw bg, b, g
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x2 mergebw ra, r1, 255
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x2 mergewl d, bg, ra
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.function gst_bayer_merge_bg_abgr
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.dest 8 d guint8
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.source 2 g0 guint8
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.source 2 r0 guint8
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.source 2 b1 guint8
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.source 2 g1 guint8
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.source 2 g2 guint8
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.source 2 r2 guint8
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.temp 4 ab
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.temp 4 gr
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.temp 2 r
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.temp 2 g
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.temp 2 t
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x2 avgub r, r0, r2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 255
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andw t, t, 65280
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orw g, t, g
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x2 mergebw ab, 255, b1
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x2 mergebw gr, g, r
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x2 mergewl d, ab, gr
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.function gst_bayer_merge_gr_abgr
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.dest 8 d guint8
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.source 2 b0 guint8
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.source 2 g0 guint8
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.source 2 g1 guint8
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.source 2 r1 guint8
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.source 2 b2 guint8
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.source 2 g2 guint8
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.temp 4 ab
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.temp 4 gr
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.temp 2 b
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.temp 2 g
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.temp 2 t
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x2 avgub b, b0, b2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 65280
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andw t, t, 255
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orw g, t, g
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x2 mergebw ab, 255, b
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x2 mergebw gr, g, r1
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x2 mergewl d, ab, gr
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.function gst_bayer_merge_bg_rgba
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.dest 8 d guint8
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.source 2 g0 guint8
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.source 2 r0 guint8
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.source 2 b1 guint8
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.source 2 g1 guint8
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.source 2 g2 guint8
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.source 2 r2 guint8
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.temp 4 rg
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.temp 4 ba
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.temp 2 r
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.temp 2 g
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.temp 2 t
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x2 avgub r, r0, r2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 255
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andw t, t, 65280
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orw g, t, g
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x2 mergebw rg, r, g
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x2 mergebw ba, b1, 255
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x2 mergewl d, rg, ba
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.function gst_bayer_merge_gr_rgba
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.dest 8 d guint8
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.source 2 b0 guint8
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.source 2 g0 guint8
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.source 2 g1 guint8
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.source 2 r1 guint8
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.source 2 b2 guint8
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.source 2 g2 guint8
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.temp 4 rg
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.temp 4 ba
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.temp 2 b
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.temp 2 g
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.temp 2 t
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x2 avgub b, b0, b2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 65280
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andw t, t, 255
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orw g, t, g
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x2 mergebw rg, r1, g
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x2 mergebw ba, b, 255
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x2 mergewl d, rg, ba
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.function gst_bayer_merge_bg_argb
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.dest 8 d guint8
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.source 2 g0 guint8
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.source 2 r0 guint8
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.source 2 b1 guint8
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.source 2 g1 guint8
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.source 2 g2 guint8
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.source 2 r2 guint8
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.temp 4 ar
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.temp 4 gb
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.temp 2 r
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.temp 2 g
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.temp 2 t
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x2 avgub r, r0, r2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 255
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andw t, t, 65280
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orw g, t, g
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x2 mergebw ar, 255, r
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x2 mergebw gb, g, b1
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x2 mergewl d, ar, gb
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.function gst_bayer_merge_gr_argb
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.dest 8 d guint8
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.source 2 b0 guint8
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.source 2 g0 guint8
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.source 2 g1 guint8
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.source 2 r1 guint8
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.source 2 b2 guint8
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.source 2 g2 guint8
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.temp 4 ar
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.temp 4 gb
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.temp 2 b
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.temp 2 g
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.temp 2 t
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x2 avgub b, b0, b2
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x2 avgub g, g0, g2
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copyw t, g1
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x2 avgub g, g, t
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andw g, g, 65280
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andw t, t, 255
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orw g, t, g
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x2 mergebw ar, 255, r1
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x2 mergebw gb, g, b
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x2 mergewl d, ar, gb
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