3 "#line 1 \"libavfilter/opencl/transpose.cl\"\n" 5 " * This file is part of FFmpeg.\n" 7 " * FFmpeg is free software; you can redistribute it and/or\n" 8 " * modify it under the terms of the GNU Lesser General Public\n" 9 " * License as published by the Free Software Foundation; either\n" 10 " * version 2.1 of the License, or (at your option) any later version.\n" 12 " * FFmpeg is distributed in the hope that it will be useful,\n" 13 " * but WITHOUT ANY WARRANTY; without even the implied warranty of\n" 14 " * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n" 15 " * Lesser General Public License for more details.\n" 17 " * You should have received a copy of the GNU Lesser General Public\n" 18 " * License along with FFmpeg; if not, write to the Free Software\n" 19 " * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n" 21 "kernel void transpose(__write_only image2d_t dst,\n" 22 " __read_only image2d_t src,\n" 24 " const sampler_t sampler = (CLK_NORMALIZED_COORDS_FALSE |\n" 25 " CLK_ADDRESS_CLAMP_TO_EDGE |\n" 26 " CLK_FILTER_NEAREST);\n" 28 " int2 size = get_image_dim(dst);\n" 29 " int x = get_global_id(0);\n" 30 " int y = get_global_id(1);\n" 32 " int xin = (dir & 2) ? (size.y - 1 - y) : y;\n" 33 " int yin = (dir & 1) ? (size.x - 1 - x) : x;\n" 34 " float4 data = read_imagef(src, sampler, (int2)(xin, yin));\n" 36 " if (x < size.x && y < size.y)\n" 37 " write_imagef(dst, (int2)(x, y), data);\n" const char * ff_opencl_source_transpose