4 * Copyright (C) 2008-2012 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include "bcdisplayinfo.h"
28 #include "bcsignals.h"
32 #include "histogram.h"
33 #include "histogramconfig.h"
34 #include "histogramwindow.h"
37 #include "loadbalance.h"
38 #include "playback3d.h"
41 #include "workarounds.h"
43 #include "aggregated.h"
44 #include "../colorbalance/aggregated.h"
45 #include "../interpolate/aggregated.h"
46 #include "../gamma/aggregated.h"
49 class HistogramEngine;
50 class HistogramWindow;
56 REGISTER_PLUGIN(HistogramMain)
66 HistogramMain::HistogramMain(PluginServer *server)
67 : PluginVClient(server)
71 for(int i = 0; i < HISTOGRAM_MODES; i++)
75 preview_lookup[i] = 0;
78 mode = HISTOGRAM_VALUE;
87 HistogramMain::~HistogramMain()
90 for(int i = 0; i < HISTOGRAM_MODES;i++)
94 delete [] preview_lookup[i];
99 const char* HistogramMain::plugin_title() { return N_("Histogram"); }
100 int HistogramMain::is_realtime() { return 1; }
104 NEW_WINDOW_MACRO(HistogramMain, HistogramWindow)
106 LOAD_CONFIGURATION_MACRO(HistogramMain, HistogramConfig)
108 void HistogramMain::render_gui(void *data)
112 // Process just the RGB values to determine the automatic points or
113 // all the points if manual
114 if(!config.automatic)
116 // Generate curves for value histogram
117 // Lock out changes to curves
118 ((HistogramWindow*)thread->window)->lock_window("HistogramMain::render_gui 1");
119 tabulate_curve(HISTOGRAM_RED, 0);
120 tabulate_curve(HISTOGRAM_GREEN, 0);
121 tabulate_curve(HISTOGRAM_BLUE, 0);
122 ((HistogramWindow*)thread->window)->unlock_window();
125 calculate_histogram((VFrame*)data, !config.automatic);
130 calculate_automatic((VFrame*)data);
132 // Generate curves for value histogram
133 // Lock out changes to curves
134 ((HistogramWindow*)thread->window)->lock_window("HistogramMain::render_gui 1");
135 tabulate_curve(HISTOGRAM_RED, 0);
136 tabulate_curve(HISTOGRAM_GREEN, 0);
137 tabulate_curve(HISTOGRAM_BLUE, 0);
138 ((HistogramWindow*)thread->window)->unlock_window();
141 // Need a second pass to get the luminance values.
142 calculate_histogram((VFrame*)data, 1);
145 ((HistogramWindow*)thread->window)->lock_window("HistogramMain::render_gui 2");
146 // Always draw the histogram but don't update widgets if automatic
147 ((HistogramWindow*)thread->window)->update(1,
148 config.automatic && mode != HISTOGRAM_VALUE,
149 config.automatic && mode != HISTOGRAM_VALUE,
152 ((HistogramWindow*)thread->window)->unlock_window();
156 void HistogramMain::update_gui()
160 ((HistogramWindow*)thread->window)->lock_window("HistogramMain::update_gui");
161 int reconfigure = load_configuration();
164 ((HistogramWindow*)thread->window)->update(1,
169 ((HistogramWindow*)thread->window)->unlock_window();
176 void HistogramMain::save_data(KeyFrame *keyframe)
180 // cause data to be stored directly in text
181 output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
182 output.tag.set_title("HISTOGRAM");
184 char string[BCTEXTLEN];
186 output.tag.set_property("AUTOMATIC", config.automatic);
187 output.tag.set_property("THRESHOLD", config.threshold);
188 output.tag.set_property("PLOT", config.plot);
189 output.tag.set_property("SPLIT", config.split);
190 output.tag.set_property("W", w);
191 output.tag.set_property("H", h);
192 output.tag.set_property("PARADE", parade);
193 output.tag.set_property("MODE", mode);
195 for(int i = 0; i < HISTOGRAM_MODES; i++)
197 sprintf(string, "LOW_OUTPUT_%d", i);
198 output.tag.set_property(string, config.low_output[i]);
199 sprintf(string, "HIGH_OUTPUT_%d", i);
200 output.tag.set_property(string, config.high_output[i]);
201 sprintf(string, "LOW_INPUT_%d", i);
202 output.tag.set_property(string, config.low_input[i]);
203 sprintf(string, "HIGH_INPUT_%d", i);
204 output.tag.set_property(string, config.high_input[i]);
205 sprintf(string, "GAMMA_%d", i);
206 output.tag.set_property(string, config.gamma[i]);
207 //printf("HistogramMain::save_data %d %f %d\n", config.input_min[i], config.input_mid[i], config.input_max[i]);
211 output.tag.set_title("/HISTOGRAM");
213 output.append_newline();
214 output.terminate_string();
217 void HistogramMain::read_data(KeyFrame *keyframe)
221 input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
228 result = input.read_tag();
232 if(input.tag.title_is("HISTOGRAM"))
234 config.automatic = input.tag.get_property("AUTOMATIC", config.automatic);
235 config.threshold = input.tag.get_property("THRESHOLD", config.threshold);
236 config.plot = input.tag.get_property("PLOT", config.plot);
237 config.split = input.tag.get_property("SPLIT", config.split);
241 w = input.tag.get_property("W", w);
242 h = input.tag.get_property("H", h);
243 parade = input.tag.get_property("PARADE", parade);
244 mode = input.tag.get_property("MODE", mode);
247 char string[BCTEXTLEN];
248 for(int i = 0; i < HISTOGRAM_MODES; i++)
250 sprintf(string, "LOW_OUTPUT_%d", i);
251 config.low_output[i] = input.tag.get_property(string, config.low_output[i]);
252 sprintf(string, "HIGH_OUTPUT_%d", i);
253 config.high_output[i] = input.tag.get_property(string, config.high_output[i]);
254 sprintf(string, "GAMMA_%d", i);
255 config.gamma[i] = input.tag.get_property(string, config.gamma[i]);
257 if(i == HISTOGRAM_VALUE || !config.automatic)
259 sprintf(string, "LOW_INPUT_%d", i);
260 config.low_input[i] = input.tag.get_property(string, config.low_input[i]);
261 sprintf(string, "HIGH_INPUT_%d", i);
262 config.high_input[i] = input.tag.get_property(string, config.high_input[i]);
264 //printf("HistogramMain::read_data %d %f %d\n", config.input_min[i], config.input_mid[i], config.input_max[i]);
274 float HistogramMain::calculate_level(float input,
280 // Scale to input range
281 if(!EQUIV(config.high_input[mode], config.low_input[mode]))
283 output = (input - config.low_input[mode]) /
284 (config.high_input[mode] - config.low_input[mode]);
293 if(!EQUIV(config.gamma[mode], 0))
295 output = pow(output, 1.0 / config.gamma[mode]);
296 CLAMP(output, 0, 1.0);
300 if(use_value && mode != HISTOGRAM_VALUE)
302 output = calculate_level(output, HISTOGRAM_VALUE, 0);
308 // scale to output range
309 if(!EQUIV(config.low_output[mode], config.high_output[mode]))
311 output = output * (config.high_output[mode] - config.low_output[mode]) +
312 config.low_output[mode];
315 CLAMP(output, 0, 1.0);
322 void HistogramMain::calculate_histogram(VFrame *data, int do_value)
325 if(!engine) engine = new HistogramEngine(this,
326 get_project_smp() + 1,
327 get_project_smp() + 1);
331 for(int i = 0; i < HISTOGRAM_MODES; i++)
332 accum[i] = new int[HISTOGRAM_SLOTS];
335 engine->process_packages(HistogramEngine::HISTOGRAM, data, do_value);
337 for(int i = 0; i < engine->get_total_clients(); i++)
339 HistogramUnit *unit = (HistogramUnit*)engine->get_client(i);
343 for(int j = 0; j < HISTOGRAM_MODES; j++)
345 memcpy(accum[j], unit->accum[j], sizeof(int) * HISTOGRAM_SLOTS);
350 for(int j = 0; j < HISTOGRAM_MODES; j++)
353 int *in = unit->accum[j];
354 for(int k = 0; k < HISTOGRAM_SLOTS; k++)
360 // Remove top and bottom from calculations. Doesn't work in high
361 // precision colormodels.
362 for(int i = 0; i < HISTOGRAM_MODES; i++)
365 accum[i][HISTOGRAM_SLOTS - 1] = 0;
370 void HistogramMain::calculate_automatic(VFrame *data)
372 calculate_histogram(data, 0);
373 config.reset_points(1);
376 for(int i = 0; i < 3; i++)
378 int *accum = this->accum[i];
379 int pixels = data->get_w() * data->get_h();
380 float white_fraction = 1.0 - (1.0 - config.threshold) / 2;
381 int threshold = (int)(white_fraction * pixels);
383 float max_level = 1.0;
384 float min_level = 0.0;
386 // Get histogram slot above threshold of pixels
387 for(int j = 0; j < HISTOGRAM_SLOTS; j++)
390 if(total >= threshold)
392 max_level = (float)j / HISTOGRAM_SLOTS * FLOAT_RANGE + HIST_MIN_INPUT;
397 // Get slot below 99% of pixels
399 for(int j = HISTOGRAM_SLOTS - 1; j >= 0; j--)
402 if(total >= threshold)
404 min_level = (float)j / HISTOGRAM_SLOTS * FLOAT_RANGE + HIST_MIN_INPUT;
410 config.low_input[i] = min_level;
411 config.high_input[i] = max_level;
419 int HistogramMain::calculate_use_opengl()
421 // glHistogram doesn't work.
422 int result = get_use_opengl() &&
424 (!config.plot || !gui_open());
429 int HistogramMain::process_buffer(VFrame *frame,
430 int64_t start_position,
433 int need_reconfigure = load_configuration();
437 int use_opengl = calculate_use_opengl();
439 //printf("%d\n", use_opengl);
446 // Apply histogram in hardware
447 if(use_opengl) return run_opengl();
449 if(!engine) engine = new HistogramEngine(this,
450 get_project_smp() + 1,
451 get_project_smp() + 1);
453 this->output = frame;
454 // Always plot to set the curves if automatic
455 if(config.plot || config.automatic) send_render_gui(frame);
457 // Generate tables here. The same table is used by many packages to render
458 // each horizontal stripe. Need to cover the entire output range in each
459 // table to avoid green borders
462 if(need_reconfigure ||
466 // Calculate new curves
469 calculate_automatic(input);
473 // Generate transfer tables with value function for integer colormodels.
474 for(int i = 0; i < 3; i++)
475 tabulate_curve(i, 1);
478 // printf("HistogramMain::process_buffer %d %f %f %f %f %f %f %f %f %f\n",
480 // config.low_input[HISTOGRAM_RED],
481 // config.gamma[HISTOGRAM_RED],
482 // config.high_input[HISTOGRAM_RED],
483 // config.low_input[HISTOGRAM_GREEN],
484 // config.gamma[HISTOGRAM_GREEN],
485 // config.high_input[HISTOGRAM_GREEN],
486 // config.low_input[HISTOGRAM_BLUE],
487 // config.gamma[HISTOGRAM_BLUE],
488 // config.high_input[HISTOGRAM_BLUE]);
493 engine->process_packages(HistogramEngine::APPLY, input, 0);
499 void HistogramMain::tabulate_curve(int subscript, int use_value)
502 if(!lookup[subscript])
503 lookup[subscript] = new int[HISTOGRAM_SLOTS];
504 if(!preview_lookup[subscript])
505 preview_lookup[subscript] = new int[HISTOGRAM_SLOTS];
507 //printf("HistogramMain::tabulate_curve %d input=%p\n", __LINE__, input);
510 // Generate lookup tables for integer colormodels
513 switch(input->get_color_model())
517 for(i = 0; i < 0x100; i++)
519 lookup[subscript][i] =
520 (int)(calculate_level((float)i / 0xff, subscript, use_value) *
522 CLAMP(lookup[subscript][i], 0, 0xff);
525 // All other integer colormodels are converted to 16 bit RGB
527 for(i = 0; i < 0x10000; i++)
529 lookup[subscript][i] =
530 (int)(calculate_level((float)i / 0xffff, subscript, use_value) *
532 CLAMP(lookup[subscript][i], 0, 0xffff);
534 // for(i = 0; i < 0x100; i++)
536 // if(subscript == HISTOGRAM_BLUE) printf("%d ", lookup[subscript][i * 0x100]);
538 // if(subscript == HISTOGRAM_BLUE) printf("\n");
544 // Lookup table for preview only used for GUI
547 for(i = 0; i < 0x10000; i++)
549 preview_lookup[subscript][i] =
550 (int)(calculate_level((float)i / 0xffff, subscript, use_value) *
552 CLAMP(preview_lookup[subscript][i], 0, 0xffff);
557 int HistogramMain::handle_opengl()
560 // Functions to get pixel from either previous effect or texture
561 static const char *histogram_get_pixel1 =
562 "vec4 histogram_get_pixel()\n"
564 " return gl_FragColor;\n"
567 static const char *histogram_get_pixel2 =
568 "uniform sampler2D tex;\n"
569 "vec4 histogram_get_pixel()\n"
571 " return texture2D(tex, gl_TexCoord[0].st);\n"
574 static const char *head_frag =
575 "uniform vec4 low_input;\n"
576 "uniform vec4 high_input;\n"
577 "uniform vec4 gamma;\n"
578 "uniform vec4 low_output;\n"
579 "uniform vec4 output_scale;\n"
582 " float temp = 0.0;\n";
584 static const char *get_rgb_frag =
585 " vec4 pixel = histogram_get_pixel();\n";
587 static const char *get_yuv_frag =
588 " vec4 pixel = histogram_get_pixel();\n"
589 YUV_TO_RGB_FRAG("pixel");
591 #define APPLY_INPUT_CURVE(PIXEL, LOW_INPUT, HIGH_INPUT, GAMMA) \
592 "// apply input curve\n" \
593 " temp = (" PIXEL " - " LOW_INPUT ") / \n" \
594 " (" HIGH_INPUT " - " LOW_INPUT ");\n" \
595 " temp = max(temp, 0.0);\n" \
596 " " PIXEL " = pow(temp, 1.0 / " GAMMA ");\n"
600 static const char *apply_histogram_frag =
601 APPLY_INPUT_CURVE("pixel.r", "low_input.r", "high_input.r", "gamma.r")
602 APPLY_INPUT_CURVE("pixel.g", "low_input.g", "high_input.g", "gamma.g")
603 APPLY_INPUT_CURVE("pixel.b", "low_input.b", "high_input.b", "gamma.b")
604 "// apply output curve\n"
605 " pixel.rgb *= output_scale.rgb;\n"
606 " pixel.rgb += low_output.rgb;\n"
607 APPLY_INPUT_CURVE("pixel.r", "low_input.a", "high_input.a", "gamma.a")
608 APPLY_INPUT_CURVE("pixel.g", "low_input.a", "high_input.a", "gamma.a")
609 APPLY_INPUT_CURVE("pixel.b", "low_input.a", "high_input.a", "gamma.a")
610 "// apply output curve\n"
611 " pixel.rgb *= vec3(output_scale.a, output_scale.a, output_scale.a);\n"
612 " pixel.rgb += vec3(low_output.a, low_output.a, low_output.a);\n";
614 static const char *put_rgb_frag =
615 " gl_FragColor = pixel;\n"
618 static const char *put_yuv_frag =
619 RGB_TO_YUV_FRAG("pixel")
620 " gl_FragColor = pixel;\n"
625 get_output()->to_texture();
626 get_output()->enable_opengl();
628 const char *shader_stack[16];
629 memset(shader_stack,0, sizeof(shader_stack));
630 int current_shader = 0;
632 int need_color_matrix = BC_CModels::is_yuv(get_output()->get_color_model()) ? 1 : 0;
633 if( need_color_matrix )
634 shader_stack[current_shader++] = bc_gl_colors;
636 int aggregate_interpolation = 0;
637 int aggregate_gamma = 0;
638 int aggregate_colorbalance = 0;
639 // All aggregation possibilities must be accounted for because unsupported
640 // effects can get in between the aggregation members.
641 if(!strcmp(get_output()->get_prev_effect(2), _("Interpolate Pixels")) &&
642 !strcmp(get_output()->get_prev_effect(1), _("Gamma")) &&
643 !strcmp(get_output()->get_prev_effect(0), _("Color Balance")))
645 aggregate_interpolation = 1;
647 aggregate_colorbalance = 1;
650 if(!strcmp(get_output()->get_prev_effect(1), _("Gamma")) &&
651 !strcmp(get_output()->get_prev_effect(0), _("Color Balance")))
654 aggregate_colorbalance = 1;
657 if(!strcmp(get_output()->get_prev_effect(1), _("Interpolate Pixels")) &&
658 !strcmp(get_output()->get_prev_effect(0), _("Gamma")))
660 aggregate_interpolation = 1;
664 if(!strcmp(get_output()->get_prev_effect(1), _("Interpolate Pixels")) &&
665 !strcmp(get_output()->get_prev_effect(0), _("Color Balance")))
667 aggregate_interpolation = 1;
668 aggregate_colorbalance = 1;
671 if(!strcmp(get_output()->get_prev_effect(0), _("Interpolate Pixels")))
672 aggregate_interpolation = 1;
674 if(!strcmp(get_output()->get_prev_effect(0), _("Gamma")))
677 if(!strcmp(get_output()->get_prev_effect(0), _("Color Balance")))
678 aggregate_colorbalance = 1;
680 // The order of processing is fixed by this sequence
681 if(aggregate_interpolation)
682 INTERPOLATE_COMPILE(shader_stack, current_shader);
685 GAMMA_COMPILE(shader_stack, current_shader,
686 aggregate_interpolation);
688 if(aggregate_colorbalance)
689 COLORBALANCE_COMPILE(shader_stack, current_shader,
690 aggregate_interpolation || aggregate_gamma);
692 shader_stack[current_shader++] =
693 aggregate_interpolation || aggregate_gamma || aggregate_colorbalance ?
694 histogram_get_pixel1 : histogram_get_pixel2;
696 shader_stack[current_shader++] = head_frag;
697 shader_stack[current_shader++] = BC_CModels::is_yuv(get_output()->get_color_model()) ?
698 get_yuv_frag : get_rgb_frag;
699 shader_stack[current_shader++] = apply_histogram_frag;
700 shader_stack[current_shader++] = BC_CModels::is_yuv(get_output()->get_color_model()) ?
701 put_yuv_frag : put_rgb_frag;
703 shader_stack[current_shader] = 0;
704 unsigned int shader = VFrame::make_shader(shader_stack);
706 // printf("HistogramMain::handle_opengl %d %d %d %d shader=%d\n",
707 // aggregate_interpolation,
709 // aggregate_colorbalance,
717 float output_scale[4];
720 // printf("min x min y max x max y\n");
721 // printf("%f %f %f %f\n", input_min_r[0], input_min_r[1], input_max_r[0], input_max_r[1]);
722 // printf("%f %f %f %f\n", input_min_g[0], input_min_g[1], input_max_g[0], input_max_g[1]);
723 // printf("%f %f %f %f\n", input_min_b[0], input_min_b[1], input_max_b[0], input_max_b[1]);
724 // printf("%f %f %f %f\n", input_min_v[0], input_min_v[1], input_max_v[0], input_max_v[1]);
726 for(int i = 0; i < HISTOGRAM_MODES; i++)
728 low_input[i] = config.low_input[i];
729 high_input[i] = config.high_input[i];
730 gamma[i] = config.gamma[i];
731 low_output[i] = config.low_output[i];
732 output_scale[i] = config.high_output[i] - config.low_output[i];
737 glUseProgram(shader);
738 glUniform1i(glGetUniformLocation(shader, "tex"), 0);
739 if(aggregate_gamma) GAMMA_UNIFORMS(shader);
740 if(aggregate_interpolation) INTERPOLATE_UNIFORMS(shader);
741 if(aggregate_colorbalance) COLORBALANCE_UNIFORMS(shader);
742 glUniform4fv(glGetUniformLocation(shader, "low_input"), 1, low_input);
743 glUniform4fv(glGetUniformLocation(shader, "high_input"), 1, high_input);
744 glUniform4fv(glGetUniformLocation(shader, "gamma"), 1, gamma);
745 glUniform4fv(glGetUniformLocation(shader, "low_output"), 1, low_output);
746 glUniform4fv(glGetUniformLocation(shader, "output_scale"), 1, output_scale);
747 if( need_color_matrix ) BC_GL_COLORS(shader);
750 get_output()->init_screen();
751 get_output()->bind_texture(0);
755 // Draw the affected half
758 glBegin(GL_TRIANGLES);
759 glNormal3f(0, 0, 1.0);
761 glTexCoord2f(0.0 / get_output()->get_texture_w(),
762 0.0 / get_output()->get_texture_h());
763 glVertex3f(0.0, -(float)get_output()->get_h(), 0);
766 glTexCoord2f((float)get_output()->get_w() / get_output()->get_texture_w(),
767 (float)get_output()->get_h() / get_output()->get_texture_h());
768 glVertex3f((float)get_output()->get_w(), -0.0, 0);
770 glTexCoord2f(0.0 / get_output()->get_texture_w(),
771 (float)get_output()->get_h() / get_output()->get_texture_h());
772 glVertex3f(0.0, -0.0, 0);
779 get_output()->draw_texture();
784 // Draw the unaffected half
787 glBegin(GL_TRIANGLES);
788 glNormal3f(0, 0, 1.0);
791 glTexCoord2f(0.0 / get_output()->get_texture_w(),
792 0.0 / get_output()->get_texture_h());
793 glVertex3f(0.0, -(float)get_output()->get_h(), 0);
795 glTexCoord2f((float)get_output()->get_w() / get_output()->get_texture_w(),
796 0.0 / get_output()->get_texture_h());
797 glVertex3f((float)get_output()->get_w(),
798 -(float)get_output()->get_h(), 0);
800 glTexCoord2f((float)get_output()->get_w() / get_output()->get_texture_w(),
801 (float)get_output()->get_h() / get_output()->get_texture_h());
802 glVertex3f((float)get_output()->get_w(), -0.0, 0);
808 get_output()->set_opengl_state(VFrame::SCREEN);
824 HistogramPackage::HistogramPackage()
832 HistogramUnit::HistogramUnit(HistogramEngine *server,
833 HistogramMain *plugin)
836 this->plugin = plugin;
837 this->server = server;
838 for(int i = 0; i < HISTOGRAM_MODES; i++)
839 accum[i] = new int[HISTOGRAM_SLOTS];
842 HistogramUnit::~HistogramUnit()
844 for(int i = 0; i < HISTOGRAM_MODES; i++)
848 void HistogramUnit::process_package(LoadPackage *package)
850 HistogramPackage *pkg = (HistogramPackage*)package;
852 if(server->operation == HistogramEngine::HISTOGRAM)
854 int do_value = server->do_value;
857 #define HISTOGRAM_HEAD(type) \
859 for(int i = pkg->start; i < pkg->end; i++) \
861 type *row = (type*)data->get_rows()[i]; \
862 for(int j = 0; j < w; j++) \
865 #define HISTOGRAM_TAIL(components) \
866 /* Value takes the maximum of the output RGB values */ \
869 CLAMP(r, 0, HISTOGRAM_SLOTS - 1); \
870 CLAMP(g, 0, HISTOGRAM_SLOTS - 1); \
871 CLAMP(b, 0, HISTOGRAM_SLOTS - 1); \
872 r_out = lookup_r[r]; \
873 g_out = lookup_g[g]; \
874 b_out = lookup_b[b]; \
875 /* v = (r * 76 + g * 150 + b * 29) >> 8; */ \
876 v = MAX(r_out, g_out); \
878 v += -HISTOGRAM_MIN * 0xffff / 100; \
879 CLAMP(v, 0, HISTOGRAM_SLOTS - 1); \
883 r += -HISTOGRAM_MIN * 0xffff / 100; \
884 g += -HISTOGRAM_MIN * 0xffff / 100; \
885 b += -HISTOGRAM_MIN * 0xffff / 100; \
886 CLAMP(r, 0, HISTOGRAM_SLOTS - 1); \
887 CLAMP(g, 0, HISTOGRAM_SLOTS - 1); \
888 CLAMP(b, 0, HISTOGRAM_SLOTS - 1); \
900 VFrame *data = server->data;
901 int w = data->get_w();
902 //int h = data->get_h();
903 int *accum_r = accum[HISTOGRAM_RED];
904 int *accum_g = accum[HISTOGRAM_GREEN];
905 int *accum_b = accum[HISTOGRAM_BLUE];
906 int *accum_v = accum[HISTOGRAM_VALUE];
907 int32_t r, g, b, y, u, v;
908 int r_out, g_out, b_out;
909 int *lookup_r = plugin->preview_lookup[HISTOGRAM_RED];
910 int *lookup_g = plugin->preview_lookup[HISTOGRAM_GREEN];
911 int *lookup_b = plugin->preview_lookup[HISTOGRAM_BLUE];
913 switch(data->get_color_model())
916 HISTOGRAM_HEAD(unsigned char)
917 r = (row[0] << 8) | row[0];
918 g = (row[1] << 8) | row[1];
919 b = (row[2] << 8) | row[2];
923 HISTOGRAM_HEAD(float)
924 r = (int)(row[0] * 0xffff);
925 g = (int)(row[1] * 0xffff);
926 b = (int)(row[2] * 0xffff);
930 HISTOGRAM_HEAD(unsigned char)
931 y = (row[0] << 8) | row[0];
932 u = (row[1] << 8) | row[1];
933 v = (row[2] << 8) | row[2];
934 YUV::yuv.yuv_to_rgb_16(r, g, b, y, u, v);
938 HISTOGRAM_HEAD(unsigned char)
939 r = (row[0] << 8) | row[0];
940 g = (row[1] << 8) | row[1];
941 b = (row[2] << 8) | row[2];
945 HISTOGRAM_HEAD(float)
946 r = (int)(row[0] * 0xffff);
947 g = (int)(row[1] * 0xffff);
948 b = (int)(row[2] * 0xffff);
952 HISTOGRAM_HEAD(unsigned char)
953 y = (row[0] << 8) | row[0];
954 u = (row[1] << 8) | row[1];
955 v = (row[2] << 8) | row[2];
956 YUV::yuv.yuv_to_rgb_16(r, g, b, y, u, v);
960 HISTOGRAM_HEAD(uint16_t)
967 HISTOGRAM_HEAD(uint16_t)
971 YUV::yuv.yuv_to_rgb_16(r, g, b, y, u, v);
974 case BC_RGBA16161616:
975 HISTOGRAM_HEAD(uint16_t)
981 case BC_YUVA16161616:
982 HISTOGRAM_HEAD(uint16_t)
986 YUV::yuv.yuv_to_rgb_16(r, g, b, y, u, v);
992 if(server->operation == HistogramEngine::APPLY)
997 #define PROCESS(type, components) \
999 for(int i = pkg->start; i < pkg->end; i++) \
1001 type *row = (type*)input->get_rows()[i]; \
1002 for(int j = 0; j < w; j++) \
1004 if ( plugin->config.split && ((j + i * w / h) < w) ) \
1006 row[0] = lookup_r[row[0]]; \
1007 row[1] = lookup_g[row[1]]; \
1008 row[2] = lookup_b[row[2]]; \
1009 row += components; \
1014 #define PROCESS_YUV(type, components, max) \
1016 for(int i = pkg->start; i < pkg->end; i++) \
1018 type *row = (type*)input->get_rows()[i]; \
1019 for(int j = 0; j < w; j++) \
1021 if ( plugin->config.split && ((j + i * w / h) < w) ) \
1023 /* Convert to 16 bit RGB */ \
1026 y = (row[0] << 8) | row[0]; \
1027 u = (row[1] << 8) | row[1]; \
1028 v = (row[2] << 8) | row[2]; \
1037 YUV::yuv.yuv_to_rgb_16(r, g, b, y, u, v); \
1039 /* Look up in RGB domain */ \
1044 /* Convert to 16 bit YUV */ \
1045 YUV::yuv.rgb_to_yuv_16(r, g, b, y, u, v); \
1059 row += components; \
1064 #define PROCESS_FLOAT(components) \
1066 for(int i = pkg->start; i < pkg->end; i++) \
1068 float *row = (float*)input->get_rows()[i]; \
1069 for(int j = 0; j < w; j++) \
1071 if ( plugin->config.split && ((j + i * w / h) < w) ) \
1077 r = plugin->calculate_level(r, HISTOGRAM_RED, 1); \
1078 g = plugin->calculate_level(g, HISTOGRAM_GREEN, 1); \
1079 b = plugin->calculate_level(b, HISTOGRAM_BLUE, 1); \
1085 row += components; \
1091 VFrame *input = plugin->input;
1092 //VFrame *output = plugin->output;
1093 int w = input->get_w();
1094 int h = input->get_h();
1095 int *lookup_r = plugin->lookup[0];
1096 int *lookup_g = plugin->lookup[1];
1097 int *lookup_b = plugin->lookup[2];
1098 int r, g, b, y, u, v;
1099 switch(input->get_color_model())
1102 PROCESS(unsigned char, 3)
1108 PROCESS(unsigned char, 4)
1114 PROCESS(uint16_t, 3)
1116 case BC_RGBA16161616:
1117 PROCESS(uint16_t, 4)
1120 PROCESS_YUV(unsigned char, 3, 0xff)
1123 PROCESS_YUV(unsigned char, 4, 0xff)
1126 PROCESS_YUV(uint16_t, 3, 0xffff)
1128 case BC_YUVA16161616:
1129 PROCESS_YUV(uint16_t, 4, 0xffff)
1140 HistogramEngine::HistogramEngine(HistogramMain *plugin,
1143 : LoadServer(total_clients, total_packages)
1145 this->plugin = plugin;
1148 void HistogramEngine::init_packages()
1153 total_size = data->get_h();
1156 total_size = data->get_h();
1161 //int package_size = (int)((float)total_size / get_total_packages() + 1);
1164 for(int i = 0; i < get_total_packages(); i++)
1166 HistogramPackage *package = (HistogramPackage*)get_package(i);
1167 package->start = total_size * i / get_total_packages();
1168 package->end = total_size * (i + 1) / get_total_packages();
1171 // Initialize clients here in case some don't get run.
1172 for(int i = 0; i < get_total_clients(); i++)
1174 HistogramUnit *unit = (HistogramUnit*)get_client(i);
1175 for(int i = 0; i < HISTOGRAM_MODES; i++)
1176 bzero(unit->accum[i], sizeof(int) * HISTOGRAM_SLOTS);
1181 LoadClient* HistogramEngine::new_client()
1183 return new HistogramUnit(this, plugin);
1186 LoadPackage* HistogramEngine::new_package()
1188 return new HistogramPackage;
1191 void HistogramEngine::process_packages(int operation, VFrame *data, int do_value)
1194 this->operation = operation;
1195 this->do_value = do_value;
1196 LoadServer::process_packages();