--- /dev/null
+
+/*
+ * 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 "clip.h"
+#include "bccmodels.h"
+#include "filexml.h"
+#include "ivtc.h"
+#include "ivtcwindow.h"
+#include "language.h"
+
+#include <stdio.h>
+#include <string.h>
+
+
+#if 0
+static const char *pattern_text[] =
+{
+ N_("A B BC CD D"),
+ N_("AB BC CD DE EF"),
+ N_("Automatic")
+};
+#endif
+
+REGISTER_PLUGIN(IVTCMain)
+
+IVTCConfig::IVTCConfig()
+{
+ frame_offset = 0;
+ first_field = 0;
+ automatic = 1;
+ auto_threshold = 2;
+ pattern = IVTCConfig::PULLDOWN32;
+}
+
+IVTCMain::IVTCMain(PluginServer *server)
+ : PluginVClient(server)
+{
+
+ engine = 0;
+ previous_min = 0x4000000000000000LL;
+ previous_strategy = 0;
+}
+
+IVTCMain::~IVTCMain()
+{
+
+
+ if(engine)
+ {
+ if(temp_frame[0]) delete temp_frame[0];
+ if(temp_frame[1]) delete temp_frame[1];
+ temp_frame[0] = 0;
+ temp_frame[1] = 0;
+ delete engine;
+ }
+}
+
+const char* IVTCMain::plugin_title() { return _("Inverse Telecine"); }
+int IVTCMain::is_realtime() { return 1; }
+
+
+
+NEW_WINDOW_MACRO(IVTCMain, IVTCWindow)
+
+
+
+int IVTCMain::load_configuration()
+{
+ KeyFrame *prev_keyframe;
+
+ prev_keyframe = get_prev_keyframe(get_source_position());
+// Must also switch between interpolation between keyframes and using first keyframe
+ read_data(prev_keyframe);
+
+ return 0;
+}
+
+void IVTCMain::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("IVTC");
+ output.tag.set_property("FRAME_OFFSET", config.frame_offset);
+ output.tag.set_property("FIRST_FIELD", config.first_field);
+ output.tag.set_property("AUTOMATIC", config.automatic);
+ output.tag.set_property("AUTO_THRESHOLD", config.auto_threshold);
+ output.tag.set_property("PATTERN", config.pattern);
+ output.append_tag();
+ output.tag.set_title("/IVTC");
+ output.append_tag();
+ output.append_newline();
+ output.terminate_string();
+}
+
+void IVTCMain::read_data(KeyFrame *keyframe)
+{
+ FileXML input;
+
+ input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
+
+ int result = 0;
+ //float new_threshold;
+
+ while(!result)
+ {
+ result = input.read_tag();
+
+ if(!result)
+ {
+ if(input.tag.title_is("IVTC"))
+ {
+ config.frame_offset = input.tag.get_property("FRAME_OFFSET", config.frame_offset);
+ config.first_field = input.tag.get_property("FIRST_FIELD", config.first_field);
+ config.automatic = input.tag.get_property("AUTOMATIC", config.automatic);
+ //new_threshold = input.tag.get_property("AUTO_THRESHOLD", config.auto_threshold);
+ config.pattern = input.tag.get_property("PATTERN", config.pattern);
+ }
+ }
+ }
+}
+
+
+
+void IVTCMain::render_stop()
+{
+ previous_min = 0x4000000000000000LL;
+}
+
+
+
+// Pattern A B BC CD D
+int IVTCMain::process_realtime(VFrame *input_ptr, VFrame *output_ptr)
+{
+ load_configuration();
+
+ if(!engine)
+ {
+ temp_frame[0] = 0;
+ temp_frame[1] = 0;
+
+ engine = new IVTCEngine(this, smp + 1);
+ }
+
+// Determine position in pattern
+ int pattern_position = (PluginClient::source_position + config.frame_offset) % 5;
+
+//printf("IVTCMain::process_realtime %d %d\n", pattern_position, config.first_field);
+ if(!temp_frame[0]) temp_frame[0] = new VFrame(0,
+ -1,
+ input_ptr->get_w(),
+ input_ptr->get_h(),
+ input_ptr->get_color_model(),
+ -1);
+ if(!temp_frame[1]) temp_frame[1] = new VFrame(0,
+ -1,
+ input_ptr->get_w(),
+ input_ptr->get_h(),
+ input_ptr->get_color_model(),
+ -1);
+
+ int row_size = VFrame::calculate_bytes_per_pixel(input_ptr->get_color_model()) * input_ptr->get_w();
+ this->input = input_ptr;
+ this->output = output_ptr;
+
+// Determine pattern
+ if(config.pattern == IVTCConfig::PULLDOWN32)
+ {
+ switch(pattern_position)
+ {
+// Direct copy
+ case 0:
+ case 4:
+ if(input_ptr->get_rows()[0] != output_ptr->get_rows()[0])
+ output_ptr->copy_from(input_ptr);
+ break;
+
+ case 1:
+ temp_frame[0]->copy_from(input_ptr);
+ if(input_ptr->get_rows()[0] != output_ptr->get_rows()[0])
+ output_ptr->copy_from(input_ptr);
+ break;
+
+ case 2:
+// Save one field for next frame. Reuse previous frame.
+ temp_frame[1]->copy_from(input_ptr);
+ output_ptr->copy_from(temp_frame[0]);
+ break;
+
+ case 3:
+// Combine previous field with current field.
+ for(int i = 0; i < input_ptr->get_h(); i++)
+ {
+ unsigned char *dst = output_ptr->get_rows()[i];
+ unsigned char *src = ((i + config.first_field) & 1) ?
+ input_ptr->get_rows()[i] :
+ temp_frame[1]->get_rows()[i];
+ if( src != dst )
+ memcpy(dst, src, row_size);
+ }
+ break;
+ }
+ }
+ else
+ if(config.pattern == IVTCConfig::SHIFTFIELD)
+ {
+ temp_frame[1]->copy_from(input_ptr);
+
+// Recycle previous bottom or top
+ for(int i = 0; i < input_ptr->get_h(); i++)
+ {
+ unsigned char *dst = output_ptr->get_rows()[i];
+ unsigned char *src = ((i + config.first_field) & 1) ?
+ input_ptr->get_rows()[i] :
+ temp_frame[0]->get_rows()[i];
+ if( src != dst )
+ memcpy(dst, src, row_size);
+ }
+
+// Swap temp frames
+ VFrame *temp = temp_frame[0];
+ temp_frame[0] = temp_frame[1];
+ temp_frame[1] = temp;
+ }
+ else
+ if(config.pattern == IVTCConfig::AUTOMATIC)
+ {
+// Compare averaged rows with original rows and
+// with previous rows.
+// Take rows which are most similar to the averaged rows.
+// Process frame.
+ engine->process_packages();
+// Copy current for future use
+ temp_frame[1]->copy_from(input_ptr);
+
+// Add results
+ even_vs_current = 0;
+ even_vs_prev = 0;
+ odd_vs_current = 0;
+ odd_vs_prev = 0;
+
+ for(int i = 0; i < engine->get_total_clients(); i++)
+ {
+ IVTCUnit *unit = (IVTCUnit*)engine->get_client(i);
+ even_vs_current += unit->even_vs_current;
+ even_vs_prev += unit->even_vs_prev;
+ odd_vs_current += unit->odd_vs_current;
+ odd_vs_prev += unit->odd_vs_prev;
+ }
+
+
+ int64_t min;
+ int strategy;
+
+
+// First strategy.
+// Even lines from previous frame are more similar to
+// averaged even lines in current frame.
+// Take even lines from previous frame
+ min = even_vs_prev;
+ strategy = 0;
+
+ if(even_vs_current < min)
+ {
+// Even lines from current frame are more similar to averaged
+// even lines in current frame than previous combinations.
+// Take all lines from current frame
+ min = even_vs_current;
+ strategy = 2;
+ }
+
+ if(min > odd_vs_prev)
+ {
+// Odd lines from previous frame are more similar to averaged
+// odd lines in current frame than previous combinations.
+// Take odd lines from previous frame
+ min = odd_vs_prev;
+ strategy = 1;
+ }
+
+ if(min > odd_vs_current)
+ {
+// Odd lines from current frame are more similar to averaged
+// odd lines in current frame than previous combinations.
+// Take odd lines from current frame.
+ min = odd_vs_current;
+ strategy = 2;
+ }
+
+// int confident = 1;
+// Do something if not confident.
+// Sometimes we never get the other field.
+// Currently nothing is done because it doesn't fix the timing.
+// if(min > previous_min * 4 && previous_strategy == 2)
+// {
+// confident = 0;
+// strategy = 3;
+// }
+// printf("IVTCMain::process_realtime 1: previous_min=%lld min=%lld strategy=%d confident=%d\n",
+// previous_min,
+// min,
+// strategy,
+// confident);
+
+
+
+// printf("IVTCMain::process_realtime:\n even_vs_current=%lld\n even_vs_prev=%lld\n odd_vs_current=%lld\n odd_vs_prev=%lld\n strategy=%d confident=%d\n",
+// even_vs_current,
+// even_vs_prev,
+// odd_vs_current,
+// odd_vs_prev,
+// strategy,
+// strategy == 2 && !use_direct_copy);
+
+ switch(strategy)
+ {
+ case 0:
+ for(int i = 0; i < input_ptr->get_h(); i++)
+ {
+ unsigned char *dst = output_ptr->get_rows()[i];
+ unsigned char *src = (!(i & 1)) ?
+ temp_frame[0]->get_rows()[i] :
+ input_ptr->get_rows()[i];
+ if( src != dst )
+ memcpy(dst, src, row_size);
+ }
+ break;
+ case 1:
+ for(int i = 0; i < input_ptr->get_h(); i++)
+ {
+ unsigned char *dst = output_ptr->get_rows()[i];
+ unsigned char *src = (i & 1) ?
+ temp_frame[0]->get_rows()[i] :
+ input_ptr->get_rows()[i];
+ if( src != dst )
+ memcpy(dst, src, row_size);
+ }
+ break;
+ case 2:
+ output_ptr->copy_from(input_ptr);
+ break;
+ case 3:
+// output_ptr->copy_from(temp_frame[0]);
+// Deinterlace
+ for(int i = 0; i < input_ptr->get_h(); i++)
+ {
+ unsigned char *dst = output_ptr->get_rows()[i];
+ unsigned char *src = (i & 1) ?
+ input_ptr->get_rows()[i - 1] :
+ input_ptr->get_rows()[i];
+ if( src != dst )
+ memcpy(dst, src, row_size);
+ }
+ break;
+ }
+
+ previous_min = min;
+ previous_strategy = strategy;
+ VFrame *temp = temp_frame[1];
+ temp_frame[1] = temp_frame[0];
+ temp_frame[0] = temp;
+ }
+ return 0;
+}
+
+
+
+void IVTCMain::update_gui()
+{
+ if(thread)
+ {
+ load_configuration();
+ ((IVTCWindow*)thread->window)->lock_window();
+ if(config.pattern == IVTCConfig::AUTOMATIC)
+ {
+ ((IVTCWindow*)thread->window)->frame_offset->disable();
+ ((IVTCWindow*)thread->window)->first_field->disable();
+ }
+ else
+ {
+ ((IVTCWindow*)thread->window)->frame_offset->enable();
+ ((IVTCWindow*)thread->window)->first_field->enable();
+ }
+ ((IVTCWindow*)thread->window)->frame_offset->update((int64_t)config.frame_offset);
+ ((IVTCWindow*)thread->window)->first_field->update(config.first_field);
+// ((IVTCWindow*)thread->window)->automatic->update(config.automatic);
+ for(int i = 0; i < TOTAL_PATTERNS; i++)
+ {
+ ((IVTCWindow*)thread->window)->pattern[i]->update(config.pattern == i);
+ }
+ ((IVTCWindow*)thread->window)->unlock_window();
+ }
+}
+
+
+
+// labs returns different values on x86_64 causing our accumulators to explode
+#define ABS local_abs
+
+
+#ifdef __x86_64__
+
+static int local_abs(int value)
+{
+ return (value < 0 ? -value : value);
+}
+
+static float local_abs(float value)
+{
+ return (value < 0 ? -value : value);
+}
+
+#else
+
+static int local_abs(int value)
+{
+ return abs(value);
+}
+
+static float local_abs(float value)
+{
+ return fabsf(value);
+}
+
+
+#endif
+
+
+
+
+IVTCPackage::IVTCPackage()
+ : LoadPackage()
+{
+}
+
+
+
+
+IVTCUnit::IVTCUnit(IVTCEngine *server, IVTCMain *plugin)
+ : LoadClient(server)
+{
+ this->server = server;
+ this->plugin = plugin;
+}
+
+#define IVTC_MACRO(type, temp_type, components, is_yuv) \
+{ \
+ type **curr_rows = (type**)plugin->input->get_rows(); \
+ type **prev_rows = (type**)plugin->temp_frame[0]->get_rows(); \
+ /* int skip = components - 1; // Components to skip for YUV */\
+ for(int i = ptr->y1; i < ptr->y2; i++) \
+ { /* Rows to average in the input frame */ \
+ int input_row1_number = i - 1; \
+ int input_row2_number = i + 1; \
+ input_row1_number = MAX(0, input_row1_number); \
+ input_row2_number = MIN(h - 1, input_row2_number); \
+ type *input_row1 = curr_rows[input_row1_number]; \
+ type *input_row2 = curr_rows[input_row2_number]; \
+/* Rows to compare the averaged rows to */ \
+ type *current_row = curr_rows[i]; \
+ type *prev_row = prev_rows[i]; \
+ temp_type current_difference = 0; \
+ temp_type prev_difference = 0; \
+ for(int j = 0; j < w; j++) \
+ { \
+/* This only compares luminance */ \
+/* Get average of current rows */ \
+ temp_type average = ((temp_type)*input_row1 + *input_row2) / 2; \
+/* Difference between averaged current rows and original inbetween row */ \
+ current_difference += ABS(average - *current_row); \
+/* Difference between averaged current rows and previous inbetween row */ \
+ prev_difference += ABS(average - *prev_row); \
+ \
+/* Do RGB channels */ \
+ if(!is_yuv) \
+ { \
+ average = ((temp_type)input_row1[1] + input_row2[1]) / 2; \
+ current_difference += ABS(average - current_row[1]); \
+ prev_difference += ABS(average - prev_row[1]); \
+ average = ((temp_type)input_row1[2] + input_row2[2]) / 2; \
+ current_difference += ABS(average - current_row[2]); \
+ prev_difference += ABS(average - prev_row[2]); \
+ } \
+ \
+/* Add to row accumulators */ \
+ current_row += components; \
+ prev_row += components; \
+ input_row1 += components; \
+ input_row2 += components; \
+ } \
+ \
+/* Store row differences in even or odd variables */ \
+ if(sizeof(type) == 4) \
+ { \
+ if(i % 2) \
+ { \
+ odd_vs_current += (int64_t)(current_difference * 0xffff); \
+ odd_vs_prev += (int64_t)(prev_difference); \
+ } \
+ else \
+ { \
+ even_vs_current += (int64_t)(current_difference); \
+ even_vs_prev += (int64_t)(prev_difference); \
+ } \
+ } \
+ else \
+ { \
+ if(i % 2) \
+ { \
+ odd_vs_current += (int64_t)current_difference; \
+ odd_vs_prev += (int64_t)prev_difference; \
+ } \
+ else \
+ { \
+ even_vs_current += (int64_t)current_difference; \
+ even_vs_prev += (int64_t)prev_difference; \
+ } \
+ } \
+ } \
+}
+
+void IVTCUnit::clear_totals()
+{
+ even_vs_current = 0;
+ even_vs_prev = 0;
+ odd_vs_current = 0;
+ odd_vs_prev = 0;
+}
+
+void IVTCUnit::process_package(LoadPackage *package)
+{
+ IVTCPackage *ptr = (IVTCPackage*)package;
+ int w = plugin->input->get_w();
+ int h = plugin->input->get_h();
+
+ switch(plugin->input->get_color_model())
+ {
+ case BC_RGB_FLOAT:
+ IVTC_MACRO(float, float, 3, 0);
+ break;
+ case BC_RGB888:
+ IVTC_MACRO(unsigned char, int, 3, 0);
+ break;
+ case BC_YUV888:
+ IVTC_MACRO(unsigned char, int, 3, 1);
+ break;
+ case BC_RGBA_FLOAT:
+ IVTC_MACRO(float, float, 4, 0);
+ break;
+ case BC_RGBA8888:
+ IVTC_MACRO(unsigned char, int, 4, 0);
+ break;
+ case BC_YUVA8888:
+ IVTC_MACRO(unsigned char, int, 4, 1);
+ break;
+ case BC_RGB161616:
+ IVTC_MACRO(uint16_t, int, 3, 0);
+ break;
+ case BC_YUV161616:
+ IVTC_MACRO(uint16_t, int, 3, 1);
+ break;
+ case BC_RGBA16161616:
+ IVTC_MACRO(uint16_t, int, 4, 0);
+ break;
+ case BC_YUVA16161616:
+ IVTC_MACRO(uint16_t, int, 4, 1);
+ break;
+ }
+
+}
+
+
+
+
+
+IVTCEngine::IVTCEngine(IVTCMain *plugin, int cpus)
+ : LoadServer(cpus, cpus)
+{
+ this->plugin = plugin;
+}
+
+IVTCEngine::~IVTCEngine()
+{
+}
+
+void IVTCEngine::init_packages()
+{
+ int increment = plugin->input->get_h() / get_total_packages();
+ increment /= 2;
+ increment *= 2;
+ if(!increment) increment = 2;
+ int y1 = 0;
+ for(int i = 0; i < get_total_packages(); i++)
+ {
+ IVTCPackage *package = (IVTCPackage*)get_package(i);
+ package->y1 = y1;
+ y1 += increment;
+ if(y1 > plugin->input->get_h()) y1 = plugin->input->get_h();
+ package->y2 = y1;
+ }
+ for(int i = 0; i < get_total_clients(); i++)
+ {
+ IVTCUnit *unit = (IVTCUnit*)get_client(i);
+ unit->clear_totals();
+ }
+}
+
+LoadClient* IVTCEngine::new_client()
+{
+ return new IVTCUnit(this, plugin);
+}
+
+LoadPackage* IVTCEngine::new_package()
+{
+ return new IVTCPackage;
+}
+
+
+
+
projects / goodguy / history.git / blobdiff