FFmpeg
4.3
libavfilter
opencl
avgblur.c
Go to the documentation of this file.
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// Generated from libavfilter/opencl/avgblur.cl
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const
char
*
ff_opencl_source_avgblur
=
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"#line 1 \"libavfilter/opencl/avgblur.cl\"\n"
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"/*\n"
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" * Copyright (c) 2018 Dylan Fernando\n"
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" *\n"
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" * This file is part of FFmpeg.\n"
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" *\n"
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" * FFmpeg is free software; you can redistribute it and/or\n"
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" * modify it under the terms of the GNU Lesser General Public\n"
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" * License as published by the Free Software Foundation; either\n"
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" * version 2.1 of the License, or (at your option) any later version.\n"
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" *\n"
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" * FFmpeg is distributed in the hope that it will be useful,\n"
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" * but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
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" * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
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" * Lesser General Public License for more details.\n"
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" *\n"
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" * You should have received a copy of the GNU Lesser General Public\n"
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" * License along with FFmpeg; if not, write to the Free Software\n"
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" * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n"
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" */\n"
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"\n"
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"\n"
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"__kernel void avgblur_horiz(__write_only image2d_t dst,\n"
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" __read_only image2d_t src,\n"
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" int rad)\n"
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"{\n"
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" const sampler_t sampler = (CLK_NORMALIZED_COORDS_FALSE |\n"
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" CLK_FILTER_NEAREST);\n"
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" int2 loc = (int2)(get_global_id(0), get_global_id(1));\n"
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" int2 size = (int2)(get_global_size(0), get_global_size(1));\n"
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"\n"
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" int count = 0;\n"
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" float4 acc = (float4)(0,0,0,0);\n"
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"\n"
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" for (int xx = max(0, loc.x - rad); xx < min(loc.x + rad + 1, size.x); xx++) {\n"
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" count++;\n"
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" acc += read_imagef(src, sampler, (int2)(xx, loc.y));\n"
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" }\n"
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"\n"
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" write_imagef(dst, loc, acc / count);\n"
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"}\n"
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"\n"
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"__kernel void avgblur_vert(__write_only image2d_t dst,\n"
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" __read_only image2d_t src,\n"
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" int radv)\n"
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"{\n"
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" const sampler_t sampler = (CLK_NORMALIZED_COORDS_FALSE |\n"
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" CLK_FILTER_NEAREST);\n"
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" int2 loc = (int2)(get_global_id(0), get_global_id(1));\n"
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" int2 size = (int2)(get_global_size(0), get_global_size(1));\n"
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"\n"
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" int count = 0;\n"
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" float4 acc = (float4)(0,0,0,0);\n"
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"\n"
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" for (int yy = max(0, loc.y - radv); yy < min(loc.y + radv + 1, size.y); yy++) {\n"
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" count++;\n"
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" acc += read_imagef(src, sampler, (int2)(loc.x, yy));\n"
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" }\n"
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"\n"
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" write_imagef(dst, loc, acc / count);\n"
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"}\n"
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;
ff_opencl_source_avgblur
const char * ff_opencl_source_avgblur
Definition:
avgblur.c:2
Generated on Tue Jun 16 2020 05:18:01 for FFmpeg by
1.8.17