/* * Copyright (c) 2013 Paul B Mahol * * 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_BLEND_INIT_H #define AVFILTER_BLEND_INIT_H #include "config.h" #include "libavutil/attributes.h" #include "libavutil/imgutils.h" #include "blend.h" #define DEPTH 8 #include "blend_modes.c" #undef DEPTH #define DEPTH 9 #include "blend_modes.c" #undef DEPTH #define DEPTH 10 #include "blend_modes.c" #undef DEPTH #define DEPTH 12 #include "blend_modes.c" #undef DEPTH #define DEPTH 14 #include "blend_modes.c" #undef DEPTH #define DEPTH 16 #include "blend_modes.c" #undef DEPTH #define DEPTH 32 #include "blend_modes.c" #define COPY(src, depth) \ static void blend_copy ## src##_##depth(const uint8_t *top, ptrdiff_t top_linesize, \ const uint8_t *bottom, ptrdiff_t bottom_linesize,\ uint8_t *dst, ptrdiff_t dst_linesize, \ ptrdiff_t width, ptrdiff_t height, \ FilterParams *param, double *values, int starty) \ { \ av_image_copy_plane(dst, dst_linesize, src, src ## _linesize, \ width * depth / 8, height); \ } COPY(top, 8) COPY(bottom, 8) COPY(top, 16) COPY(bottom, 16) COPY(top, 32) COPY(bottom, 32) #undef COPY #define BLEND_NORMAL(name, type) \ static void blend_normal_##name(const uint8_t *_top, ptrdiff_t top_linesize, \ const uint8_t *_bottom, ptrdiff_t bottom_linesize,\ uint8_t *_dst, ptrdiff_t dst_linesize, \ ptrdiff_t width, ptrdiff_t height, \ FilterParams *param, double *values, int starty) \ { \ const type *top = (type*)_top; \ const type *bottom = (type*)_bottom; \ type *dst = (type*)_dst; \ const float opacity = param->opacity; \ \ dst_linesize /= sizeof(type); \ top_linesize /= sizeof(type); \ bottom_linesize /= sizeof(type); \ \ for (int i = 0; i < height; i++) { \ for (int j = 0; j < width; j++) { \ dst[j] = top[j] * opacity + bottom[j] * (1.f - opacity); \ } \ dst += dst_linesize; \ top += top_linesize; \ bottom += bottom_linesize; \ } \ } BLEND_NORMAL(8bit, uint8_t) BLEND_NORMAL(16bit, uint16_t) BLEND_NORMAL(32bit, float) #define DEFINE_INIT_BLEND_FUNC(depth, nbits) \ static av_cold void init_blend_func_##depth##_##nbits##bit(FilterParams *param) \ { \ switch (param->mode) { \ case BLEND_ADDITION: param->blend = blend_addition_##depth##bit; break; \ case BLEND_GRAINMERGE: param->blend = blend_grainmerge_##depth##bit; break; \ case BLEND_AND: param->blend = blend_and_##depth##bit; break; \ case BLEND_AVERAGE: param->blend = blend_average_##depth##bit; break; \ case BLEND_BURN: param->blend = blend_burn_##depth##bit; break; \ case BLEND_DARKEN: param->blend = blend_darken_##depth##bit; break; \ case BLEND_DIFFERENCE: param->blend = blend_difference_##depth##bit; break; \ case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_##depth##bit; break; \ case BLEND_DIVIDE: param->blend = blend_divide_##depth##bit; break; \ case BLEND_DODGE: param->blend = blend_dodge_##depth##bit; break; \ case BLEND_EXCLUSION: param->blend = blend_exclusion_##depth##bit; break; \ case BLEND_EXTREMITY: param->blend = blend_extremity_##depth##bit; break; \ case BLEND_FREEZE: param->blend = blend_freeze_##depth##bit; break; \ case BLEND_GLOW: param->blend = blend_glow_##depth##bit; break; \ case BLEND_HARDLIGHT: param->blend = blend_hardlight_##depth##bit; break; \ case BLEND_HARDMIX: param->blend = blend_hardmix_##depth##bit; break; \ case BLEND_HEAT: param->blend = blend_heat_##depth##bit; break; \ case BLEND_LIGHTEN: param->blend = blend_lighten_##depth##bit; break; \ case BLEND_LINEARLIGHT: param->blend = blend_linearlight_##depth##bit; break; \ case BLEND_MULTIPLY: param->blend = blend_multiply_##depth##bit; break; \ case BLEND_MULTIPLY128: param->blend = blend_multiply128_##depth##bit; break; \ case BLEND_NEGATION: param->blend = blend_negation_##depth##bit; break; \ case BLEND_NORMAL: param->blend = blend_normal_##nbits##bit; break; \ case BLEND_OR: param->blend = blend_or_##depth##bit; break; \ case BLEND_OVERLAY: param->blend = blend_overlay_##depth##bit; break; \ case BLEND_PHOENIX: param->blend = blend_phoenix_##depth##bit; break; \ case BLEND_PINLIGHT: param->blend = blend_pinlight_##depth##bit; break; \ case BLEND_REFLECT: param->blend = blend_reflect_##depth##bit; break; \ case BLEND_SCREEN: param->blend = blend_screen_##depth##bit; break; \ case BLEND_SOFTLIGHT: param->blend = blend_softlight_##depth##bit; break; \ case BLEND_SUBTRACT: param->blend = blend_subtract_##depth##bit; break; \ case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_##depth##bit; break; \ case BLEND_XOR: param->blend = blend_xor_##depth##bit; break; \ case BLEND_SOFTDIFFERENCE:param->blend=blend_softdifference_##depth##bit;break; \ case BLEND_GEOMETRIC: param->blend = blend_geometric_##depth##bit; break; \ case BLEND_HARMONIC: param->blend = blend_harmonic_##depth##bit; break; \ case BLEND_BLEACH: param->blend = blend_bleach_##depth##bit; break; \ case BLEND_STAIN: param->blend = blend_stain_##depth##bit; break; \ case BLEND_INTERPOLATE: param->blend = blend_interpolate_##depth##bit; break; \ case BLEND_HARDOVERLAY: param->blend = blend_hardoverlay_##depth##bit; break; \ } \ } DEFINE_INIT_BLEND_FUNC(8, 8) DEFINE_INIT_BLEND_FUNC(9, 16) DEFINE_INIT_BLEND_FUNC(10, 16) DEFINE_INIT_BLEND_FUNC(12, 16) DEFINE_INIT_BLEND_FUNC(14, 16) DEFINE_INIT_BLEND_FUNC(16, 16) DEFINE_INIT_BLEND_FUNC(32, 32) static av_unused void ff_blend_init(FilterParams *param, int depth) { switch (depth) { case 8: init_blend_func_8_8bit(param); break; case 9: init_blend_func_9_16bit(param); break; case 10: init_blend_func_10_16bit(param); break; case 12: init_blend_func_12_16bit(param); break; case 14: init_blend_func_14_16bit(param); break; case 16: init_blend_func_16_16bit(param); break; case 32: init_blend_func_32_32bit(param); break; } if (param->opacity == 0 && param->mode != BLEND_NORMAL) { param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8; } else if (param->mode == BLEND_NORMAL) { if (param->opacity == 1) param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8; else if (param->opacity == 0) param->blend = depth > 8 ? depth > 16 ? blend_copybottom_32 : blend_copybottom_16 : blend_copybottom_8; } #if ARCH_X86 ff_blend_init_x86(param, depth); #endif } #endif /* AVFILTER_BLEND_INIT_H */