[FFmpeg-devel] [PATCH] nut4cc: add XYZ 4cc

Paul B Mahol onemda at gmail.com
Tue Jul 23 03:16:25 CEST 2013


On 7/22/13, Michael Niedermayer <michaelni at gmx.at> wrote:
> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> ---
>  docs/nut4cc.txt |    2 ++
>  1 file changed, 2 insertions(+)

Why document something which is not actually used in nut code?

>
> diff --git a/docs/nut4cc.txt b/docs/nut4cc.txt
> index 7cd4166..dee441a 100644
> --- a/docs/nut4cc.txt
> +++ b/docs/nut4cc.txt
> @@ -120,6 +120,8 @@ ABR[64] Packed ABGR 16:16:16:16, 64bpp, 16A, 16B, 16G,
> 16R, the 2-byte value for
>  [64]ARB Packed ARGB 16:16:16:16, 64bpp, 16A, 16R, 16G, 16B, the 2-byte
> value for each R/G/B component is stored as big-endian [NOT in AVI]
>  [64]BRA Packed BGRA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte
> value for each R/G/B component is stored as big-endian [NOT in AVI]
>  [64]ABR Packed ABGR 16:16:16:16, 64bpp, 16A, 16B, 16G, 16R, the 2-byte
> value for each R/G/B component is stored as big-endian [NOT in AVI]
> +XYZ[36] Packed XYZ  12:12:12,    48bpp, 12X, 4, 12Y, 4, 12Z, 4, the 2-byte
> value for each XYZ+4bit component is stored as little-endian [NOT in AVI]
> +[36]ZYX Packed XYZ  12:12:12,    48bpp, 12X, 4, 12Y, 4, 12Z, 4, the 2-byte
> value for each XYZ+4bit component is stored as big-endian [NOT in AVI]
>
>  Since many exotic planar YUVA pixel formats are not contemplated by
>  the AVI/QuickTime FourCC lists, the following scheme is adopted for
> --
> 1.7.9.5
>
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