982 changes: 982 additions & 0 deletions libavfilter/vsrc_ddagrab.c
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120 changes: 120 additions & 0 deletions libavfilter/vsrc_ddagrab_shaders.h
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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/

#ifndef AVFILTER_VSRC_DDAGRAB_SHADERS_H
#define AVFILTER_VSRC_DDAGRAB_SHADERS_H

#if 0

cbuffer PARAMS : register ( b0 )
{
float2 Dimensions;
};

struct VS_INPUT
{
float3 Pos : POSITION;
float2 Tex : TEXCOORD;
};

struct VS_OUTPUT
{
float4 Pos : SV_POSITION;
float2 Tex : TEXCOORD;
};

VS_OUTPUT VS(VS_INPUT input)
{
VS_OUTPUT output;
float2 center = Dimensions / 2;
output.Pos = float4((input.Pos.xy - center) / center, input.Pos.z, 1.0f);
output.Pos.y *= -1;
output.Tex = input.Tex;
return output;
}

Texture2D tx : register( t0 );
SamplerState samLinear : register( s0 );

float4 PS(VS_OUTPUT input) : SV_Target
{
return tx.Sample(samLinear, input.Tex);
}

#endif

static const uint8_t vertex_shader_bytes[] =
{
68, 88, 66, 67, 207, 194, 142, 193, 255, 85, 32, 72, 116, 77, 242, 140, 26, 229, 67, 69, 1, 0, 0, 0,
40, 3, 0, 0, 4, 0, 0, 0, 48, 0, 0, 0, 56, 1, 0, 0, 124, 2, 0, 0, 208, 2, 0, 0,
65, 111, 110, 57, 0, 1, 0, 0, 0, 1, 0, 0, 0, 2, 254, 255, 204, 0, 0, 0, 52, 0, 0, 0,
1, 0, 36, 0, 0, 0, 48, 0, 0, 0, 48, 0, 0, 0, 36, 0, 1, 0, 48, 0, 0, 0, 0, 0,
1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 254, 255, 81, 0, 0, 5, 2, 0, 15, 160,
0, 0, 0, 63, 0, 0, 128, 63, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 2, 5, 0, 0, 128,
0, 0, 15, 144, 31, 0, 0, 2, 5, 0, 1, 128, 1, 0, 15, 144, 1, 0, 0, 2, 0, 0, 1, 128,
2, 0, 0, 160, 4, 0, 0, 4, 0, 0, 6, 128, 1, 0, 208, 160, 0, 0, 0, 129, 0, 0, 208, 144,
5, 0, 0, 3, 0, 0, 9, 128, 0, 0, 0, 128, 1, 0, 100, 160, 6, 0, 0, 2, 1, 0, 1, 128,
0, 0, 0, 128, 6, 0, 0, 2, 1, 0, 2, 128, 0, 0, 255, 128, 5, 0, 0, 3, 0, 0, 3, 128,
0, 0, 233, 128, 1, 0, 228, 128, 1, 0, 0, 2, 0, 0, 4, 128, 0, 0, 85, 129, 2, 0, 0, 3,
0, 0, 3, 192, 0, 0, 232, 128, 0, 0, 228, 160, 4, 0, 0, 4, 0, 0, 12, 192, 0, 0, 170, 144,
2, 0, 148, 160, 2, 0, 100, 160, 1, 0, 0, 2, 0, 0, 3, 224, 1, 0, 228, 144, 255, 255, 0, 0,
83, 72, 68, 82, 60, 1, 0, 0, 64, 0, 1, 0, 79, 0, 0, 0, 89, 0, 0, 4, 70, 142, 32, 0,
0, 0, 0, 0, 1, 0, 0, 0, 95, 0, 0, 3, 114, 16, 16, 0, 0, 0, 0, 0, 95, 0, 0, 3,
50, 16, 16, 0, 1, 0, 0, 0, 103, 0, 0, 4, 242, 32, 16, 0, 0, 0, 0, 0, 1, 0, 0, 0,
101, 0, 0, 3, 50, 32, 16, 0, 1, 0, 0, 0, 104, 0, 0, 2, 1, 0, 0, 0, 56, 0, 0, 11,
50, 0, 16, 0, 0, 0, 0, 0, 70, 128, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 64, 0, 0,
0, 0, 0, 63, 0, 0, 0, 63, 0, 0, 0, 0, 0, 0, 0, 0, 50, 0, 0, 14, 194, 0, 16, 0,
0, 0, 0, 0, 6, 132, 32, 128, 65, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 64, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 63, 0, 0, 0, 63, 6, 20, 16, 0, 0, 0, 0, 0,
14, 0, 0, 7, 50, 0, 16, 0, 0, 0, 0, 0, 230, 10, 16, 0, 0, 0, 0, 0, 70, 0, 16, 0,
0, 0, 0, 0, 56, 0, 0, 10, 50, 32, 16, 0, 0, 0, 0, 0, 70, 0, 16, 0, 0, 0, 0, 0,
2, 64, 0, 0, 0, 0, 128, 63, 0, 0, 128, 191, 0, 0, 0, 0, 0, 0, 0, 0, 54, 0, 0, 5,
66, 32, 16, 0, 0, 0, 0, 0, 42, 16, 16, 0, 0, 0, 0, 0, 54, 0, 0, 5, 130, 32, 16, 0,
0, 0, 0, 0, 1, 64, 0, 0, 0, 0, 128, 63, 54, 0, 0, 5, 50, 32, 16, 0, 1, 0, 0, 0,
70, 16, 16, 0, 1, 0, 0, 0, 62, 0, 0, 1, 73, 83, 71, 78, 76, 0, 0, 0, 2, 0, 0, 0,
8, 0, 0, 0, 56, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0,
7, 7, 0, 0, 65, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 1, 0, 0, 0,
3, 3, 0, 0, 80, 79, 83, 73, 84, 73, 79, 78, 0, 84, 69, 88, 67, 79, 79, 82, 68, 0, 171, 171,
79, 83, 71, 78, 80, 0, 0, 0, 2, 0, 0, 0, 8, 0, 0, 0, 56, 0, 0, 0, 0, 0, 0, 0,
1, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 3, 0, 0, 0, 1, 0, 0, 0, 3, 12, 0, 0, 83, 86, 95, 80, 79, 83, 73, 84,
73, 79, 78, 0, 84, 69, 88, 67, 79, 79, 82, 68, 0, 171, 171, 171
};

static const uint8_t pixel_shader_bytes[] =
{
68, 88, 66, 67, 0, 95, 83, 169, 90, 60, 208, 75, 219, 179, 108, 203, 8, 232, 255, 27, 1, 0, 0, 0,
148, 1, 0, 0, 4, 0, 0, 0, 48, 0, 0, 0, 156, 0, 0, 0, 8, 1, 0, 0, 96, 1, 0, 0,
65, 111, 110, 57, 100, 0, 0, 0, 100, 0, 0, 0, 0, 2, 255, 255, 60, 0, 0, 0, 40, 0, 0, 0,
0, 0, 40, 0, 0, 0, 40, 0, 0, 0, 40, 0, 1, 0, 36, 0, 0, 0, 40, 0, 0, 0, 0, 0,
0, 2, 255, 255, 31, 0, 0, 2, 0, 0, 0, 128, 0, 0, 3, 176, 31, 0, 0, 2, 0, 0, 0, 144,
0, 8, 15, 160, 66, 0, 0, 3, 0, 0, 15, 128, 0, 0, 228, 176, 0, 8, 228, 160, 1, 0, 0, 2,
0, 8, 15, 128, 0, 0, 228, 128, 255, 255, 0, 0, 83, 72, 68, 82, 100, 0, 0, 0, 64, 0, 0, 0,
25, 0, 0, 0, 90, 0, 0, 3, 0, 96, 16, 0, 0, 0, 0, 0, 88, 24, 0, 4, 0, 112, 16, 0,
0, 0, 0, 0, 85, 85, 0, 0, 98, 16, 0, 3, 50, 16, 16, 0, 1, 0, 0, 0, 101, 0, 0, 3,
242, 32, 16, 0, 0, 0, 0, 0, 69, 0, 0, 9, 242, 32, 16, 0, 0, 0, 0, 0, 70, 16, 16, 0,
1, 0, 0, 0, 70, 126, 16, 0, 0, 0, 0, 0, 0, 96, 16, 0, 0, 0, 0, 0, 62, 0, 0, 1,
73, 83, 71, 78, 80, 0, 0, 0, 2, 0, 0, 0, 8, 0, 0, 0, 56, 0, 0, 0, 0, 0, 0, 0,
1, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 3, 0, 0, 0, 1, 0, 0, 0, 3, 3, 0, 0, 83, 86, 95, 80, 79, 83, 73, 84,
73, 79, 78, 0, 84, 69, 88, 67, 79, 79, 82, 68, 0, 171, 171, 171, 79, 83, 71, 78, 44, 0, 0, 0,
1, 0, 0, 0, 8, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0,
0, 0, 0, 0, 15, 0, 0, 0, 83, 86, 95, 84, 97, 114, 103, 101, 116, 0, 171, 171
};

#endif