On Sun, Sep 17, 2017 at 3:31 AM, Lionel Landwerlin <
lionel.g.landwer...@intel.com> wrote:
> On 15/09/17 23:36, Jason Ekstrand wrote:
>
> struct anv_format_plane {
>> enum isl_format isl_format:16;
>> struct isl_swizzle swizzle;
>> +
>> + /* Whether this plane contains chroma channels */
>> + bool has_chroma;
>> +
>> + /* For downscaling of YUV planes */
>> + uint8_t denominator_scales[2];
>> +
>> + /* How to map sampled ycbcr planes to a single 4 component element. */
>> + struct isl_swizzle ycbcr_swizzle;
>>
>
How is this different from "swizzle" above?
> I'm getting a bit concerned about how bloated the format table is
> getting. The old table had 184 entries each of which was 32 bits. Now
> we're looking at more like 32 bytes per entry and most of it isn't used for
> your average format. It probably isn't a huge deal but it does seem a bit
> excessive. I'm not quite sure what to do about it though.
>
>
I've come to the conclusion that I don't actually care about this today.
It's at most 6k which isn't that bad.
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