[Pixman] [PATCH 1/2] Add new test of filter reduction from BILINEAR to NEAREST
spitzak at gmail.com
Tue Mar 15 18:40:50 UTC 2016
Great idea to test this.
On Mon, Mar 14, 2016 at 11:24 PM, Søren Sandmann <soren.sandmann at gmail.com>
> diff --git a/test/filter-reduction-test.c b/test/filter-reduction-test.c
>> new file mode 100644
>> index 0000000..72b3142
>> --- /dev/null
>> +++ b/test/filter-reduction-test.c
>> @@ -0,0 +1,119 @@
>> + * Test program, which can detect some problems with nearest neighbour
>> + * and bilinear scaling in pixman. Testing is done by running lots
>> + * of random SRC and OVER compositing operations a8r8g8b8, x8a8r8g8b8
>> + * and r5g6b5 color formats.
>> + *
>> + * Script 'fuzzer-find-diff.pl' can be used to narrow down the problem
>> + * the case of test failure.
>> + */
> This comment is of course a leftover due to starting from a copy of
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> Pixman at lists.freedesktop.org
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