ping, although my testing is OK.
On Thu, Sep 19, 2019 at 01:43:14PM +0800, lance.lmw...@gmail.com wrote:
> From: Limin Wang <lance.lmw...@gmail.com>
>
> In additon, I have added details of each input position to help understand
> how to write the layout parameters.
>
> Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
> ---
> doc/filters.texi | 34 +++++++++++++++++++++++++++++++++-
> 1 file changed, 33 insertions(+), 1 deletion(-)
>
> diff --git a/doc/filters.texi b/doc/filters.texi
> index 06ce7ec069..bd5edf9d0c 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -19045,6 +19045,11 @@ terminates. Default value is 0.
> @itemize
> @item
> Display 4 inputs into 2x2 grid.
> +
> +Below is the 4 inputs position:
> +input1(0,0) | input3(w0, 0)
> +input2(0,h0) | input4(w0, h0)
> +
> Note that if inputs are of different sizes unused gaps might appear,
> as not all of output video is used.
> @example
> @@ -19053,6 +19058,10 @@ xstack=inputs=4:layout=0_0|0_h0|w0_0|w0_h0
>
> @item
> Display 4 inputs into 1x4 grid.
> +
> +Below is the 4 inputs position:
> +input1(0,0) | input2(0,h0) | input3(0,h0+h1) | input4(0, h0+h1+h2)
> +
> Note that if inputs are of different sizes unused gaps might appear,
> as not all of output video is used.
> @example
> @@ -19061,11 +19070,34 @@ xstack=inputs=4:layout=0_0|0_h0|0_h0+h1|0_h0+h1+h2
>
> @item
> Display 9 inputs into 3x3 grid.
> +
> +Below is the 9 inputs position:
> +input1(0, 0) | input4(w0, 0) | input7(w0+w1, 0)
> +input2(0, h0) | input5(w0,h0) | input8(w0+w1, h0)
> +input3(0, h0+h1) | input6(w0,h0+h1) | input9(w0+w1, h0+h1)
> +
> Note that if inputs are of different sizes unused gaps might appear,
> as not all of output video is used.
> @example
> -xstack=inputs=9:layout=w3_0|w3_h0+h2|w3_h0|0_h4|0_0|w3+w1_0|0_h1+h2|w3+w1_h0|w3+w1_h1+h2
> +xstack=inputs=9:layout=0_0|0_h0|0_h0+h1|w0_0|w0_h0|w0_h0+h1|w0+w1_0|w0+w1_h0|w0+w1_h0+h1
> @end example
> +
> +@item
> +Display 16 inputs into 4x4 grid.
> +
> +Below is the 16 inputs position:
> +input1(0, 0) | input5(w0, 0) | input9 (w0+w1, 0) |
> input13(w0+w1+w2, 0)
> +input2(0, h0) | input6(w0, h0) | input10(w0+w1, h0) |
> input14(w0+w1+w2, h0)
> +input3(0, h0+h1) | input7(w0, h0+h1) | input11(w0+w1, h0+h1) |
> input15(w0+w1+w2, h0+h1)
> +input4(0, h0+h1+h2) | input8(w0, h0+h1+h2) | input12(w0+w1, h0+h1+h2) |
> input16(w0+w1+w2, h0+h1+h2)
> +
> +Note that if inputs are of different sizes unused gaps might appear,
> +as not all of output video is used.
> +@example
> +xstack=inputs=16:layout=0_0|0_h0|0_h0+h1|0_h0+h1+h2|w0_0|w0_h0|w0_h0+h1|w0_h0+h1+h2|w0+w1_0|\
> +w0+w1_h0|w0+w1_h0+h1|w0+w1_h0+h1+h2|w0+w1+w2_0|w0+w1+w2_h0|w0+w1+w2_h0+h1|w0+w1+w2_h0+h1+h2
> +@end example
> +
> @end itemize
>
> @anchor{yadif}
> --
> 2.21.0
>
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