+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "filexml.h"
+#include "clip.h"
+#include "colorbalance.h"
+#include "bchash.h"
+#include "language.h"
+#include "playback3d.h"
+
+#include "aggregated.h"
+#include "../interpolate/aggregated.h"
+#include "../gamma/aggregated.h"
+
+#include <stdio.h>
+#include <string.h>
+
+// 1000 corresponds to (1.0 + MAX_COLOR) * input
+#define MAX_COLOR 1.0
+
+REGISTER_PLUGIN(ColorBalanceMain)
+
+
+
+ColorBalanceConfig::ColorBalanceConfig()
+{
+ cyan = 0;
+ magenta = 0;
+ yellow = 0;
+ lock_params = 0;
+ preserve = 0;
+}
+
+int ColorBalanceConfig::equivalent(ColorBalanceConfig &that)
+{
+ return (cyan == that.cyan &&
+ magenta == that.magenta &&
+ yellow == that.yellow &&
+ lock_params == that.lock_params &&
+ preserve == that.preserve);
+}
+
+void ColorBalanceConfig::copy_from(ColorBalanceConfig &that)
+{
+ cyan = that.cyan;
+ magenta = that.magenta;
+ yellow = that.yellow;
+ lock_params = that.lock_params;
+ preserve = that.preserve;
+}
+
+void ColorBalanceConfig::interpolate(ColorBalanceConfig &prev,
+ ColorBalanceConfig &next,
+ int64_t prev_frame,
+ int64_t next_frame,
+ int64_t current_frame)
+{
+ double next_scale = (double)(current_frame - prev_frame) / (next_frame - prev_frame);
+ double prev_scale = (double)(next_frame - current_frame) / (next_frame - prev_frame);
+
+ this->cyan = prev.cyan * prev_scale + next.cyan * next_scale;
+ this->magenta = prev.magenta * prev_scale + next.magenta * next_scale;
+ this->yellow = prev.yellow * prev_scale + next.yellow * next_scale;
+ this->preserve = prev.preserve;
+ this->lock_params = prev.lock_params;
+}
+
+
+
+
+
+
+
+
+
+
+ColorBalanceEngine::ColorBalanceEngine(ColorBalanceMain *plugin)
+ : Thread()
+{
+ this->plugin = plugin;
+ last_frame = 0;
+ set_synchronous(1);
+}
+
+ColorBalanceEngine::~ColorBalanceEngine()
+{
+ last_frame = 1;
+ input_lock.unlock();
+ Thread::join();
+}
+
+
+int ColorBalanceEngine::start_process_frame(VFrame *output, VFrame *input, int row_start, int row_end)
+{
+ this->output = output;
+ this->input = input;
+ this->row_start = row_start;
+ this->row_end = row_end;
+ input_lock.unlock();
+ return 0;
+}
+
+
+int ColorBalanceEngine::wait_process_frame()
+{
+ output_lock.lock("ColorBalanceEngine::wait_process_frame");
+ return 0;
+}
+
+void ColorBalanceEngine::run()
+{
+ while(1)
+ {
+ input_lock.lock("ColorBalanceEngine::run");
+ if(last_frame)
+ {
+ output_lock.unlock();
+ return;
+ }
+
+#define PROCESS(yuvtorgb, \
+ rgbtoyuv, \
+ r_lookup, \
+ g_lookup, \
+ b_lookup, \
+ type, \
+ max, \
+ components, \
+ do_yuv) \
+{ \
+ int j, k; \
+ int y, cr, cb, r, g, b, r_n, g_n, b_n; \
+ float h, s, v, h_old, s_old, r_f, g_f, b_f; \
+ type **input_rows, **output_rows; \
+ input_rows = (type**)input->get_rows(); \
+ output_rows = (type**)output->get_rows(); \
+ \
+ for(j = row_start; j < row_end; j++) \
+ { \
+ for(k = 0; k < input->get_w() * components; k += components) \
+ { \
+ if(do_yuv) \
+ { \
+ y = input_rows[j][k]; \
+ cb = input_rows[j][k + 1]; \
+ cr = input_rows[j][k + 2]; \
+ yuvtorgb(r, g, b, y, cb, cr); \
+ } \
+ else \
+ { \
+ r = input_rows[j][k]; \
+ g = input_rows[j][k + 1]; \
+ b = input_rows[j][k + 2]; \
+ } \
+ \
+ r_n = plugin->r_lookup[r]; \
+ g_n = plugin->g_lookup[g]; \
+ b_n = plugin->b_lookup[b]; \
+ \
+ if(plugin->config.preserve) \
+ { \
+ HSV::rgb_to_hsv((float)r_n, (float)g_n, (float)b_n, h, s, v); \
+ HSV::rgb_to_hsv((float)r, (float)g, (float)b, h_old, s_old, v); \
+ HSV::hsv_to_rgb(r_f, g_f, b_f, h, s, v); \
+ r = (type)r_f; \
+ g = (type)g_f; \
+ b = (type)b_f; \
+ } \
+ else \
+ { \
+ r = r_n; \
+ g = g_n; \
+ b = b_n; \
+ } \
+ \
+ if(do_yuv) \
+ { \
+ rgbtoyuv(CLAMP(r, 0, max), CLAMP(g, 0, max), CLAMP(b, 0, max), y, cb, cr); \
+ output_rows[j][k] = y; \
+ output_rows[j][k + 1] = cb; \
+ output_rows[j][k + 2] = cr; \
+ } \
+ else \
+ { \
+ output_rows[j][k] = CLAMP(r, 0, max); \
+ output_rows[j][k + 1] = CLAMP(g, 0, max); \
+ output_rows[j][k + 2] = CLAMP(b, 0, max); \
+ } \
+ } \
+ } \
+}
+
+#define PROCESS_F(components) \
+{ \
+ int j, k; \
+ float r, g, b, r_n, g_n, b_n; \
+ float h, s, v, h_old, s_old, r_f, g_f, b_f; \
+ float **input_rows, **output_rows; \
+ input_rows = (float**)input->get_rows(); \
+ output_rows = (float**)output->get_rows(); \
+ cyan_f = plugin->calculate_transfer(plugin->config.cyan); \
+ magenta_f = plugin->calculate_transfer(plugin->config.magenta); \
+ yellow_f = plugin->calculate_transfer(plugin->config.yellow); \
+ \
+printf("PROCESS_F %f\n", cyan_f); \
+ for(j = row_start; j < row_end; j++) \
+ { \
+ for(k = 0; k < input->get_w() * components; k += components) \
+ { \
+ r = input_rows[j][k]; \
+ g = input_rows[j][k + 1]; \
+ b = input_rows[j][k + 2]; \
+ \
+ r_n = r * cyan_f; \
+ g_n = g * magenta_f; \
+ b_n = b * yellow_f; \
+ \
+ if(plugin->config.preserve) \
+ { \
+ HSV::rgb_to_hsv(r_n, g_n, b_n, h, s, v); \
+ HSV::rgb_to_hsv(r, g, b, h_old, s_old, v); \
+ HSV::hsv_to_rgb(r_f, g_f, b_f, h, s, v); \
+ r = (float)r_f; \
+ g = (float)g_f; \
+ b = (float)b_f; \
+ } \
+ else \
+ { \
+ r = r_n; \
+ g = g_n; \
+ b = b_n; \
+ } \
+ \
+ output_rows[j][k] = r; \
+ output_rows[j][k + 1] = g; \
+ output_rows[j][k + 2] = b; \
+ } \
+ } \
+}
+
+ switch(input->get_color_model())
+ {
+ case BC_RGB888:
+ PROCESS(yuv.yuv_to_rgb_8, yuv.rgb_to_yuv_8,
+ r_lookup_8, g_lookup_8, b_lookup_8,
+ unsigned char, 0xff, 3, 0);
+ break;
+
+ case BC_RGB_FLOAT:
+ PROCESS_F(3);
+ break;
+
+ case BC_YUV888:
+ PROCESS(yuv.yuv_to_rgb_8, yuv.rgb_to_yuv_8,
+ r_lookup_8, g_lookup_8, b_lookup_8,
+ unsigned char, 0xff, 3, 1);
+ break;
+
+ case BC_RGBA_FLOAT:
+ PROCESS_F(4);
+ break;
+
+ case BC_RGBA8888:
+ PROCESS(yuv.yuv_to_rgb_8, yuv.rgb_to_yuv_8,
+ r_lookup_8, g_lookup_8, b_lookup_8,
+ unsigned char, 0xff, 4, 0);
+ break;
+
+ case BC_YUVA8888:
+ PROCESS(yuv.yuv_to_rgb_8, yuv.rgb_to_yuv_8,
+ r_lookup_8, g_lookup_8, b_lookup_8,
+ unsigned char, 0xff, 4, 1);
+ break;
+
+ case BC_YUV161616:
+ PROCESS(yuv.yuv_to_rgb_16, yuv.rgb_to_yuv_16,
+ r_lookup_16, g_lookup_16, b_lookup_16,
+ u_int16_t, 0xffff, 3, 1);
+ break;
+
+ case BC_YUVA16161616:
+ PROCESS(yuv.yuv_to_rgb_16, yuv.rgb_to_yuv_16,
+ r_lookup_16, g_lookup_16, b_lookup_16,
+ u_int16_t, 0xffff, 4, 1);
+ break;
+ }
+
+
+
+ output_lock.unlock();
+ }
+}
+
+
+
+
+ColorBalanceMain::ColorBalanceMain(PluginServer *server)
+ : PluginVClient(server)
+{
+ need_reconfigure = 1;
+ engine = 0;
+
+}
+
+ColorBalanceMain::~ColorBalanceMain()
+{
+
+
+
+ if(engine)
+ {
+ for(int i = 0; i < total_engines; i++)
+ {
+ delete engine[i];
+ }
+ delete [] engine;
+ }
+}
+
+const char* ColorBalanceMain::plugin_title() { return _("Color Balance"); }
+int ColorBalanceMain::is_realtime() { return 1; }
+
+
+int ColorBalanceMain::reconfigure()
+{
+ float r_scale = calculate_transfer(config.cyan);
+ float g_scale = calculate_transfer(config.magenta);
+ float b_scale = calculate_transfer(config.yellow);
+
+#define RECONFIGURE(r_lookup, g_lookup, b_lookup, max) \
+ for(int i = 0; i <= max; i++) \
+ { \
+ r_lookup[i] = CLIP((int)(r_scale * i), 0, max); \
+ g_lookup[i] = CLIP((int)(g_scale * i), 0, max); \
+ b_lookup[i] = CLIP((int)(b_scale * i), 0, max); \
+ }
+
+ RECONFIGURE(r_lookup_8, g_lookup_8, b_lookup_8, 0xff);
+ RECONFIGURE(r_lookup_16, g_lookup_16, b_lookup_16, 0xffff);
+
+ return 0;
+}
+
+int64_t ColorBalanceMain::calculate_slider(float in)
+{
+ if(in < 1.0)
+ {
+ return (int64_t)(in * 1000 - 1000.0);
+ }
+ else
+ if(in > 1.0)
+ {
+ return (int64_t)(1000 * (in - 1.0) / MAX_COLOR);
+ }
+ else
+ return 0;
+}
+
+float ColorBalanceMain::calculate_transfer(float in)
+{
+ if(in < 0)
+ {
+ return (1000.0 + in) / 1000.0;
+ }
+ else
+ if(in > 0)
+ {
+ return 1.0 + in / 1000.0 * MAX_COLOR;
+ }
+ else
+ return 1.0;
+}
+
+
+
+
+int ColorBalanceMain::test_boundary(float &value)
+{
+
+ if(value < -1000) value = -1000;
+ if(value > 1000) value = 1000;
+ return 0;
+}
+
+int ColorBalanceMain::synchronize_params(ColorBalanceSlider *slider, float difference)
+{
+ if(thread && config.lock_params)
+ {
+ if(slider != ((ColorBalanceWindow*)thread->window)->cyan)
+ {
+ config.cyan += difference;
+ test_boundary(config.cyan);
+ ((ColorBalanceWindow*)thread->window)->cyan->update((int64_t)config.cyan);
+ }
+ if(slider != ((ColorBalanceWindow*)thread->window)->magenta)
+ {
+ config.magenta += difference;
+ test_boundary(config.magenta);
+ ((ColorBalanceWindow*)thread->window)->magenta->update((int64_t)config.magenta);
+ }
+ if(slider != ((ColorBalanceWindow*)thread->window)->yellow)
+ {
+ config.yellow += difference;
+ test_boundary(config.yellow);
+ ((ColorBalanceWindow*)thread->window)->yellow->update((int64_t)config.yellow);
+ }
+ }
+ return 0;
+}
+
+
+
+
+
+
+LOAD_CONFIGURATION_MACRO(ColorBalanceMain, ColorBalanceConfig)
+NEW_WINDOW_MACRO(ColorBalanceMain, ColorBalanceWindow)
+
+
+
+
+
+int ColorBalanceMain::process_buffer(VFrame *frame,
+ int64_t start_position,
+ double frame_rate)
+{
+ need_reconfigure |= load_configuration();
+
+//printf("ColorBalanceMain::process_realtime 1 %d\n", need_reconfigure);
+ if(need_reconfigure)
+ {
+ if(!engine)
+ {
+ total_engines = PluginClient::smp + 1;
+ engine = new ColorBalanceEngine*[total_engines];
+ for(int i = 0; i < total_engines; i++)
+ {
+ engine[i] = new ColorBalanceEngine(this);
+ engine[i]->start();
+ }
+ }
+
+ reconfigure();
+ need_reconfigure = 0;
+ }
+
+ frame->get_params()->update("COLORBALANCE_PRESERVE", config.preserve);
+ frame->get_params()->update("COLORBALANCE_CYAN", calculate_transfer(config.cyan));
+ frame->get_params()->update("COLORBALANCE_MAGENTA", calculate_transfer(config.magenta));
+ frame->get_params()->update("COLORBALANCE_YELLOW", calculate_transfer(config.yellow));
+
+
+ read_frame(frame,
+ 0,
+ get_source_position(),
+ get_framerate(),
+ get_use_opengl());
+
+ int aggregate_interpolate = 0;
+ int aggregate_gamma = 0;
+ get_aggregation(&aggregate_interpolate,
+ &aggregate_gamma);
+
+ if(!EQUIV(config.cyan, 0) ||
+ !EQUIV(config.magenta, 0) ||
+ !EQUIV(config.yellow, 0) ||
+ (get_use_opengl() &&
+ (aggregate_interpolate ||
+ aggregate_gamma)))
+ {
+ if(get_use_opengl())
+ {
+//get_output()->dump_stacks();
+// Aggregate
+ if(next_effect_is(_("Histogram"))) return 0;
+ return run_opengl();
+ }
+
+ for(int i = 0; i < total_engines; i++)
+ {
+ engine[i]->start_process_frame(frame,
+ frame,
+ frame->get_h() * i / total_engines,
+ frame->get_h() * (i + 1) / total_engines);
+ }
+
+ for(int i = 0; i < total_engines; i++)
+ {
+ engine[i]->wait_process_frame();
+ }
+ }
+
+
+ return 0;
+}
+
+
+void ColorBalanceMain::update_gui()
+{
+ if(thread)
+ {
+ load_configuration();
+ ((ColorBalanceWindow*)thread->window)->lock_window("ColorBalanceMain::update_gui");
+ ((ColorBalanceWindow*)thread->window)->cyan->update((int64_t)config.cyan);
+ ((ColorBalanceWindow*)thread->window)->magenta->update((int64_t)config.magenta);
+ ((ColorBalanceWindow*)thread->window)->yellow->update((int64_t)config.yellow);
+ ((ColorBalanceWindow*)thread->window)->preserve->update(config.preserve);
+ ((ColorBalanceWindow*)thread->window)->lock_params->update(config.lock_params);
+ ((ColorBalanceWindow*)thread->window)->unlock_window();
+ }
+}
+
+
+
+
+void ColorBalanceMain::save_data(KeyFrame *keyframe)
+{
+ FileXML output;
+
+// cause data to be stored directly in text
+ output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
+ output.tag.set_title("COLORBALANCE");
+ output.tag.set_property("CYAN", config.cyan);
+ output.tag.set_property("MAGENTA", config.magenta);
+ output.tag.set_property("YELLOW", config.yellow);
+ output.tag.set_property("PRESERVELUMINOSITY", config.preserve);
+ output.tag.set_property("LOCKPARAMS", config.lock_params);
+ output.append_tag();
+ output.tag.set_title("/COLORBALANCE");
+ output.append_tag();
+ output.append_newline();
+ output.terminate_string();
+}
+
+void ColorBalanceMain::read_data(KeyFrame *keyframe)
+{
+ FileXML input;
+
+ input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
+
+ int result = 0;
+
+ while(!result)
+ {
+ result = input.read_tag();
+
+ if(!result)
+ {
+ if(input.tag.title_is("COLORBALANCE"))
+ {
+ config.cyan = input.tag.get_property("CYAN", config.cyan);
+ config.magenta = input.tag.get_property("MAGENTA", config.magenta);
+ config.yellow = input.tag.get_property("YELLOW", config.yellow);
+ config.preserve = input.tag.get_property("PRESERVELUMINOSITY", config.preserve);
+ config.lock_params = input.tag.get_property("LOCKPARAMS", config.lock_params);
+ }
+ }
+ }
+}
+
+void ColorBalanceMain::get_aggregation(int *aggregate_interpolate,
+ int *aggregate_gamma)
+{
+ if(!strcmp(get_output()->get_prev_effect(1), _("Interpolate Pixels")) &&
+ !strcmp(get_output()->get_prev_effect(0), _("Gamma")))
+ {
+ *aggregate_interpolate = 1;
+ *aggregate_gamma = 1;
+ }
+ else
+ if(!strcmp(get_output()->get_prev_effect(0), _("Interpolate Pixels")))
+ {
+ *aggregate_interpolate = 1;
+ }
+ else
+ if(!strcmp(get_output()->get_prev_effect(0), _("Gamma")))
+ {
+ *aggregate_gamma = 1;
+ }
+}
+
+int ColorBalanceMain::handle_opengl()
+{
+#ifdef HAVE_GL
+
+ get_output()->to_texture();
+ get_output()->enable_opengl();
+
+ unsigned int shader = 0;
+ const char *shader_stack[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
+ int current_shader = 0;
+ int aggregate_interpolate = 0;
+ int aggregate_gamma = 0;
+
+ get_aggregation(&aggregate_interpolate,
+ &aggregate_gamma);
+
+//printf("ColorBalanceMain::handle_opengl %d %d\n", aggregate_interpolate, aggregate_gamma);
+ if(aggregate_interpolate)
+ INTERPOLATE_COMPILE(shader_stack, current_shader)
+
+ if(aggregate_gamma)
+ GAMMA_COMPILE(shader_stack, current_shader, aggregate_interpolate)
+
+ COLORBALANCE_COMPILE(shader_stack,
+ current_shader,
+ aggregate_gamma || aggregate_interpolate)
+
+ shader = VFrame::make_shader(0,
+ shader_stack[0],
+ shader_stack[1],
+ shader_stack[2],
+ shader_stack[3],
+ shader_stack[4],
+ shader_stack[5],
+ shader_stack[6],
+ shader_stack[7],
+ 0);
+
+ if(shader > 0)
+ {
+ glUseProgram(shader);
+ glUniform1i(glGetUniformLocation(shader, "tex"), 0);
+
+ if(aggregate_interpolate) INTERPOLATE_UNIFORMS(shader);
+ if(aggregate_gamma) GAMMA_UNIFORMS(shader);
+
+ COLORBALANCE_UNIFORMS(shader);
+
+ }
+
+ get_output()->init_screen();
+ get_output()->bind_texture(0);
+ get_output()->draw_texture();
+ glUseProgram(0);
+ get_output()->set_opengl_state(VFrame::SCREEN);
+#endif
+ return 0;
+}
+
+
+
+
+
+
+