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202 lines
9.4 KiB
202 lines
9.4 KiB
/* |
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* Copyright (c) 2013 Paul B Mahol |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVFILTER_BLEND_INIT_H |
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#define AVFILTER_BLEND_INIT_H |
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#include "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/imgutils.h" |
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#include "blend.h" |
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#define DEPTH 8 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 9 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 10 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 12 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 14 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 16 |
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#include "blend_modes.c" |
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#undef DEPTH |
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#define DEPTH 32 |
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#include "blend_modes.c" |
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#define COPY(src, depth) \ |
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static void blend_copy ## src##_##depth(const uint8_t *top, ptrdiff_t top_linesize, \ |
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const uint8_t *bottom, ptrdiff_t bottom_linesize,\ |
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uint8_t *dst, ptrdiff_t dst_linesize, \ |
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ptrdiff_t width, ptrdiff_t height, \ |
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FilterParams *param, SliceParams *sliceparam) \ |
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{ \ |
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av_image_copy_plane(dst, dst_linesize, src, src ## _linesize, \ |
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width * depth / 8, height); \ |
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} |
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COPY(top, 8) |
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COPY(bottom, 8) |
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COPY(top, 16) |
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COPY(bottom, 16) |
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COPY(top, 32) |
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COPY(bottom, 32) |
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#undef COPY |
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#define BLEND_NORMAL(name, type) \ |
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static void blend_normal_##name(const uint8_t *_top, ptrdiff_t top_linesize, \ |
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const uint8_t *_bottom, ptrdiff_t bottom_linesize,\ |
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uint8_t *_dst, ptrdiff_t dst_linesize, \ |
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ptrdiff_t width, ptrdiff_t height, \ |
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FilterParams *param, SliceParams *sliceparam) \ |
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{ \ |
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const type *top = (const type*)_top; \ |
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const type *bottom = (const type*)_bottom; \ |
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type *dst = (type*)_dst; \ |
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const float opacity = param->opacity; \ |
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\ |
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dst_linesize /= sizeof(type); \ |
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top_linesize /= sizeof(type); \ |
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bottom_linesize /= sizeof(type); \ |
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\ |
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for (int i = 0; i < height; i++) { \ |
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for (int j = 0; j < width; j++) { \ |
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dst[j] = top[j] * opacity + bottom[j] * (1.f - opacity); \ |
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} \ |
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dst += dst_linesize; \ |
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top += top_linesize; \ |
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bottom += bottom_linesize; \ |
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} \ |
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} |
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BLEND_NORMAL(8bit, uint8_t) |
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BLEND_NORMAL(16bit, uint16_t) |
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BLEND_NORMAL(32bit, float) |
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#define DEFINE_INIT_BLEND_FUNC(depth, nbits) \ |
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static av_cold void init_blend_func_##depth##_##nbits##bit(FilterParams *param) \ |
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{ \ |
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switch (param->mode) { \ |
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case BLEND_ADDITION: param->blend = blend_addition_##depth##bit; break; \ |
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case BLEND_GRAINMERGE: param->blend = blend_grainmerge_##depth##bit; break; \ |
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case BLEND_AND: param->blend = blend_and_##depth##bit; break; \ |
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case BLEND_AVERAGE: param->blend = blend_average_##depth##bit; break; \ |
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case BLEND_BURN: param->blend = blend_burn_##depth##bit; break; \ |
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case BLEND_DARKEN: param->blend = blend_darken_##depth##bit; break; \ |
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case BLEND_DIFFERENCE: param->blend = blend_difference_##depth##bit; break; \ |
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case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_##depth##bit; break; \ |
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case BLEND_DIVIDE: param->blend = blend_divide_##depth##bit; break; \ |
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case BLEND_DODGE: param->blend = blend_dodge_##depth##bit; break; \ |
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case BLEND_EXCLUSION: param->blend = blend_exclusion_##depth##bit; break; \ |
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case BLEND_EXTREMITY: param->blend = blend_extremity_##depth##bit; break; \ |
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case BLEND_FREEZE: param->blend = blend_freeze_##depth##bit; break; \ |
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case BLEND_GLOW: param->blend = blend_glow_##depth##bit; break; \ |
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case BLEND_HARDLIGHT: param->blend = blend_hardlight_##depth##bit; break; \ |
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case BLEND_HARDMIX: param->blend = blend_hardmix_##depth##bit; break; \ |
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case BLEND_HEAT: param->blend = blend_heat_##depth##bit; break; \ |
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case BLEND_LIGHTEN: param->blend = blend_lighten_##depth##bit; break; \ |
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case BLEND_LINEARLIGHT: param->blend = blend_linearlight_##depth##bit; break; \ |
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case BLEND_MULTIPLY: param->blend = blend_multiply_##depth##bit; break; \ |
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case BLEND_MULTIPLY128: param->blend = blend_multiply128_##depth##bit; break; \ |
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case BLEND_NEGATION: param->blend = blend_negation_##depth##bit; break; \ |
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case BLEND_NORMAL: param->blend = blend_normal_##nbits##bit; break; \ |
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case BLEND_OR: param->blend = blend_or_##depth##bit; break; \ |
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case BLEND_OVERLAY: param->blend = blend_overlay_##depth##bit; break; \ |
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case BLEND_PHOENIX: param->blend = blend_phoenix_##depth##bit; break; \ |
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case BLEND_PINLIGHT: param->blend = blend_pinlight_##depth##bit; break; \ |
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case BLEND_REFLECT: param->blend = blend_reflect_##depth##bit; break; \ |
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case BLEND_SCREEN: param->blend = blend_screen_##depth##bit; break; \ |
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case BLEND_SOFTLIGHT: param->blend = blend_softlight_##depth##bit; break; \ |
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case BLEND_SUBTRACT: param->blend = blend_subtract_##depth##bit; break; \ |
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case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_##depth##bit; break; \ |
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case BLEND_XOR: param->blend = blend_xor_##depth##bit; break; \ |
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case BLEND_SOFTDIFFERENCE:param->blend=blend_softdifference_##depth##bit;break; \ |
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case BLEND_GEOMETRIC: param->blend = blend_geometric_##depth##bit; break; \ |
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case BLEND_HARMONIC: param->blend = blend_harmonic_##depth##bit; break; \ |
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case BLEND_BLEACH: param->blend = blend_bleach_##depth##bit; break; \ |
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case BLEND_STAIN: param->blend = blend_stain_##depth##bit; break; \ |
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case BLEND_INTERPOLATE: param->blend = blend_interpolate_##depth##bit; break; \ |
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case BLEND_HARDOVERLAY: param->blend = blend_hardoverlay_##depth##bit; break; \ |
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} \ |
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} |
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DEFINE_INIT_BLEND_FUNC(8, 8) |
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DEFINE_INIT_BLEND_FUNC(9, 16) |
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DEFINE_INIT_BLEND_FUNC(10, 16) |
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DEFINE_INIT_BLEND_FUNC(12, 16) |
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DEFINE_INIT_BLEND_FUNC(14, 16) |
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DEFINE_INIT_BLEND_FUNC(16, 16) |
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DEFINE_INIT_BLEND_FUNC(32, 32) |
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static av_unused void ff_blend_init(FilterParams *param, int depth) |
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{ |
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switch (depth) { |
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case 8: |
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init_blend_func_8_8bit(param); |
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break; |
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case 9: |
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init_blend_func_9_16bit(param); |
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break; |
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case 10: |
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init_blend_func_10_16bit(param); |
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break; |
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case 12: |
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init_blend_func_12_16bit(param); |
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break; |
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case 14: |
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init_blend_func_14_16bit(param); |
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break; |
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case 16: |
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init_blend_func_16_16bit(param); |
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break; |
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case 32: |
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init_blend_func_32_32bit(param); |
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break; |
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} |
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if (param->opacity == 0 && param->mode != BLEND_NORMAL) { |
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param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8; |
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} else if (param->mode == BLEND_NORMAL) { |
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if (param->opacity == 1) |
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param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8; |
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else if (param->opacity == 0) |
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param->blend = depth > 8 ? depth > 16 ? blend_copybottom_32 : blend_copybottom_16 : blend_copybottom_8; |
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} |
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#if ARCH_X86 |
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ff_blend_init_x86(param, depth); |
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#endif |
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} |
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#endif /* AVFILTER_BLEND_INIT_H */
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