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avfilter/vsrc_testsrc: add pal75bars and pal100bars video filter sources

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Generates color bar test patterns based on EBU PAL recommendations.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
This commit is contained in:
Tobias Rapp
2018-05-08 11:43:50 +02:00
parent e9dd5b4f5e
commit eb28b5ec8a
9 changed files with 146 additions and 3 deletions
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10
doc/filters.texi
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@@ -17825,13 +17825,15 @@ ffplay -f lavfi life=s=300x200:mold=10:r=60:ratio=0.1:death_color=#C83232:life_c
@anchor{color}
@anchor{haldclutsrc}
@anchor{nullsrc}
@anchor{pal75bars}
@anchor{pal100bars}
@anchor{rgbtestsrc}
@anchor{smptebars}
@anchor{smptehdbars}
@anchor{testsrc}
@anchor{testsrc2}
@anchor{yuvtestsrc}
@section allrgb, allyuv, color, haldclutsrc, nullsrc, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
@section allrgb, allyuv, color, haldclutsrc, nullsrc, pal75bars, pal100bars, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
The @code{allrgb} source returns frames of size 4096x4096 of all rgb colors.
@@ -17846,6 +17848,12 @@ The @code{nullsrc} source returns unprocessed video frames. It is
mainly useful to be employed in analysis / debugging tools, or as the
source for filters which ignore the input data.
The @code{pal75bars} source generates a color bars pattern, based on
EBU PAL recommendations with 75% color levels.
The @code{pal100bars} source generates a color bars pattern, based on
EBU PAL recommendations with 100% color levels.
The @code{rgbtestsrc} source generates an RGB test pattern useful for
detecting RGB vs BGR issues. You should see a red, green and blue
stripe from top to bottom.