--- /dev/null
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <string.h>
+#include <ctype.h>
+
+#include "bcwindowbase.h"
+#include "bctitle.h"
+#include "cstrdup.h"
+#include "language.h"
+#include "mwindow.h"
+#include "pluginfclient.h"
+#include "pluginserver.h"
+#include "samples.h"
+#include "vframe.h"
+#include "filexml.h"
+
+
+static void ff_err(int ret, const char *fmt, ...)
+{
+ char msg[BCTEXTLEN];
+ va_list ap;
+ va_start(ap, fmt);
+ vsnprintf(msg, sizeof(msg), fmt, ap);
+ va_end(ap);
+ char errmsg[BCSTRLEN];
+ av_strerror(ret, errmsg, sizeof(errmsg));
+ fprintf(stderr,_("%s err: %s\n"),msg, errmsg);
+}
+
+PluginFClientConfig::PluginFClientConfig()
+{
+ ffilt = 0;
+}
+
+PluginFClientConfig::~PluginFClientConfig()
+{
+ delete ffilt;
+ remove_all_objects();
+}
+
+int PluginFClientConfig::equivalent(PluginFClientConfig &that)
+{
+ PluginFClientConfig &conf = *this;
+ for( int i=0; i<that.size(); ++i ) {
+ PluginFClient_Opt *topt = conf[i], *vopt = that[i];
+ char tval[BCTEXTLEN], *tp = topt->get(tval, sizeof(tval));
+ char vval[BCTEXTLEN], *vp = vopt->get(vval, sizeof(vval));
+ int ret = tp && vp ? strcmp(tp, vp) : tp || vp ? 1 : 0;
+ if( ret ) return 0;
+ }
+ return 1;
+}
+
+void PluginFClientConfig::copy_from(PluginFClientConfig &that)
+{
+ PluginFClientConfig &conf = *this;
+ for( int i=0; i<that.size(); ++i ) {
+ PluginFClient_Opt *vp = that[i];
+ const char *nm = vp->opt->name;
+ int k = size();
+ while( --k >= 0 && strcmp(nm, conf[k]->opt->name) );
+ if( k < 0 ) continue;
+ PluginFClient_Opt *fopt = conf[k];
+ char str[BCTEXTLEN], *sp = vp->get(str, sizeof(str));
+ if( sp ) fopt->set(sp);
+ }
+}
+
+void PluginFClientConfig::interpolate(PluginFClientConfig &prev, PluginFClientConfig &next,
+ int64_t prev_frame, int64_t next_frame, int64_t current_frame)
+{
+ copy_from(prev);
+}
+
+void PluginFClientConfig::initialize(const char *name)
+{
+ ffilt = PluginFFilter::new_ffilter(name);
+ const AVOption *opt = 0;
+ void *obj = ffilt->filter_config();
+
+ const AVClass *filt_class = ffilt->filter_class();
+ if( filt_class && filt_class->option ) {
+ PluginFClientConfig &conf = *this;
+ while( (opt=av_opt_next(obj, opt)) != 0 ) {
+ if( opt->type == AV_OPT_TYPE_CONST ) continue;
+ int dupl = 0;
+ for( int i=0; !dupl && i<size(); ++i ) {
+ PluginFClient_Opt *fp = conf[i];
+ const AVOption *op = fp->opt;
+ if( op->offset != opt->offset ) continue;
+ if( op->type != opt->type ) continue;
+ dupl = 1;
+ if( strlen(op->name) < strlen(opt->name) )
+ fp->opt = opt;
+ }
+ if( dupl ) continue;
+ PluginFClient_Opt *fopt = new PluginFClient_Opt(this, opt);
+ append(fopt);
+ }
+ }
+}
+
+int PluginFClientConfig::update()
+{
+ int ret = 0;
+ PluginFClientConfig &conf = *this;
+
+ for( int i=0; i<size(); ++i ) {
+ PluginFClient_Opt *fopt = conf[i];
+ char val[BCTEXTLEN], *vp = fopt->get(val, sizeof(val));
+ if( !vp || !strcmp(val, fopt->item_value->get_text()) ) continue;
+ fopt->item_value->update();
+ ++ret;
+ }
+ return ret;
+}
+
+void PluginFClientConfig::dump(FILE *fp)
+{
+ const AVOption *opt = 0;
+ const AVClass *obj = filter_class();
+ PluginFClientConfig &conf = *this;
+
+ while( (opt=av_opt_next(&obj, opt)) != 0 ) {
+ if( opt->type == AV_OPT_TYPE_CONST ) continue;
+ int k = size();
+ while( --k >= 0 && strcmp(opt->name, conf[k]->opt->name) );
+ if( k < 0 ) continue;
+ PluginFClient_Opt *fopt = conf[k];
+ char val[BCTEXTLEN], *vp = fopt->get(val,sizeof(val));
+ fprintf(fp, " %s:=%s", opt->name, vp);
+ if( opt->unit ) {
+ char unt[BCTEXTLEN], *up = unt;
+ fopt->units(up);
+ fprintf(fp, "%s", unt);
+ }
+ fprintf(fp, "\n");
+ }
+}
+
+PluginFClientReset::
+PluginFClientReset(PluginFClientWindow *fwin, int x, int y)
+ : BC_GenericButton(x, y, _("Reset"))
+{
+ this->fwin = fwin;
+}
+
+PluginFClientReset::
+~PluginFClientReset()
+{
+}
+
+int PluginFClientReset::handle_event()
+{
+ av_opt_set_defaults(fwin->ffmpeg->config.filter_config());
+ if( fwin->ffmpeg->config.update() > 0 )
+ fwin->draw();
+ fwin->ffmpeg->plugin->send_configure_change();
+ return 1;
+}
+
+PluginFClientText::
+PluginFClientText(PluginFClientWindow *fwin, int x, int y, int w)
+ : BC_TextBox(x, y, w, 1, (char *)"")
+{
+ this->fwin = fwin;
+}
+
+PluginFClientText::
+~PluginFClientText()
+{
+}
+
+int PluginFClientText::handle_event()
+{
+ return 0;
+}
+
+PluginFClientUnits::
+PluginFClientUnits(PluginFClientWindow *fwin, int x, int y, int w)
+ : BC_PopupMenu(x, y, w, "")
+{
+ this->fwin = fwin;
+}
+
+PluginFClientUnits::
+~PluginFClientUnits()
+{
+}
+
+int PluginFClientUnits::handle_event()
+{
+ const char *text = get_text();
+ if( text && fwin->selected ) {
+ if( text ) fwin->selected->set(text);
+ fwin->selected->item_value->update();
+ fwin->draw();
+ fwin->ffmpeg->plugin->send_configure_change();
+ }
+ return 1;
+}
+
+PluginFClientApply::
+PluginFClientApply(PluginFClientWindow *fwin, int x, int y)
+ : BC_GenericButton(x, y, _("Apply"))
+{
+ this->fwin = fwin;
+}
+
+PluginFClientApply::
+~PluginFClientApply()
+{
+}
+
+int PluginFClientApply::handle_event()
+{
+ const char *text = fwin->text->get_text();
+ if( text && fwin->selected ) {
+ fwin->selected->set(text);
+ fwin->selected->item_value->update();
+ fwin->draw();
+ fwin->ffmpeg->plugin->send_configure_change();
+ }
+ return 1;
+}
+
+
+PluginFClient_OptPanel::
+PluginFClient_OptPanel(PluginFClientWindow *fwin, int x, int y, int w, int h)
+ : BC_ListBox(x, y, w, h, LISTBOX_TEXT), opts(items[0]), vals(items[1])
+{
+ this->fwin = fwin;
+ update(); // init col/wid/columns
+}
+
+PluginFClient_OptPanel::
+~PluginFClient_OptPanel()
+{
+}
+
+void PluginFClient_OptPanel::create_objects()
+{
+ PluginFClientConfig &fconfig = fwin->ffmpeg->config;
+ for( int i=0; i<fconfig.size(); ++i ) {
+ PluginFClient_Opt *opt = fconfig[i];
+ opts.append(opt->item_name);
+ vals.append(opt->item_value);
+ }
+}
+
+int PluginFClient_OptPanel::cursor_leave_event()
+{
+ hide_tooltip();
+ return 0;
+}
+
+void PluginFClientWindow::update(PluginFClient_Opt *opt)
+{
+ if( selected != opt ) {
+ if( selected ) selected->item_name->set_selected(0);
+ selected = opt;
+ if( selected ) selected->item_name->set_selected(1);
+ }
+ clear_box(0,0, 0,panel->get_y());
+ char str[BCTEXTLEN], *sp;
+ *(sp=str) = 0;
+ if( opt ) opt->types(sp);
+ type->update(str);
+ *(sp=str) = 0;
+ if( opt ) opt->ranges(sp);
+ range->update(str);
+ while( units->total_items() ) units->remove_item(0);
+ ArrayList<const AVOption *> opts;
+ int n = !opt ? 0 : opt->units(opts);
+ for( int i=0; i<n; ++i )
+ units->add_item(new BC_MenuItem(opts[i]->name, 0));
+ char unit[BCSTRLEN]; strcpy(unit, "()");
+ if( units->total_items() && opt && opt->opt->unit )
+ strcpy(unit, opt->opt->unit);
+ units->set_text(unit);
+ char val[BCTEXTLEN]; val[0] = 0;
+ if( opt ) opt->get(val, sizeof(val));
+ text->update(val);
+
+ panel->update();
+}
+
+int PluginFClient_OptPanel::selection_changed()
+{
+ PluginFClient_Opt *opt = 0;
+ BC_ListBoxItem *item = get_selection(0, 0);
+ if( item ) {
+ PluginFClient_OptName *opt_name = (PluginFClient_OptName *)item;
+ opt = opt_name->opt;
+ }
+ fwin->update(opt);
+ fwin->panel->set_tooltip(!opt ? 0 : opt->tip());
+ fwin->panel->show_tooltip();
+ return 1;
+}
+
+void *PluginFClient_Opt::filter_config()
+{
+ return conf->filter_config();
+}
+const AVClass *PluginFClient_Opt::filter_class()
+{
+ return conf->filter_class();
+}
+
+int PluginFClient_Opt::types(char *rp)
+{
+ const char *cp;
+ switch (opt->type) {
+ case AV_OPT_TYPE_FLAGS: cp = "<flags>"; break;
+ case AV_OPT_TYPE_INT: cp = "<int>"; break;
+ case AV_OPT_TYPE_INT64: cp = "<int64>"; break;
+ case AV_OPT_TYPE_DOUBLE: cp = "<double>"; break;
+ case AV_OPT_TYPE_FLOAT: cp = "<float>"; break;
+ case AV_OPT_TYPE_STRING: cp = "<string>"; break;
+ case AV_OPT_TYPE_RATIONAL: cp = "<rational>"; break;
+ case AV_OPT_TYPE_BINARY: cp = "<binary>"; break;
+ case AV_OPT_TYPE_IMAGE_SIZE: cp = "<image_size>"; break;
+ case AV_OPT_TYPE_VIDEO_RATE: cp = "<video_rate>"; break;
+ case AV_OPT_TYPE_PIXEL_FMT: cp = "<pix_fmt>"; break;
+ case AV_OPT_TYPE_SAMPLE_FMT: cp = "<sample_fmt>"; break;
+ case AV_OPT_TYPE_DURATION: cp = "<duration>"; break;
+ case AV_OPT_TYPE_COLOR: cp = "<color>"; break;
+ case AV_OPT_TYPE_CHANNEL_LAYOUT: cp = "<channel_layout>"; break;
+ default: cp = "<undef>"; break;
+ }
+ return sprintf(rp, "%s", cp);
+}
+int PluginFClient_Opt::scalar(double d, char *rp)
+{
+ const char *cp = 0;
+ if( d == INT_MAX ) cp = "INT_MAX";
+ else if( d == INT_MIN ) cp = "INT_MIN";
+ else if( d == UINT32_MAX ) cp = "UINT32_MAX";
+ else if( d == (double)INT64_MAX ) cp = "I64_MAX";
+ else if( d == INT64_MIN ) cp = "I64_MIN";
+ else if( d == FLT_MAX ) cp = "FLT_MAX";
+ else if( d == FLT_MIN ) cp = "FLT_MIN";
+ else if( d == -FLT_MAX ) cp = "-FLT_MAX";
+ else if( d == -FLT_MIN ) cp = "-FLT_MIN";
+ else if( d == DBL_MAX ) cp = "DBL_MAX";
+ else if( d == DBL_MIN ) cp = "DBL_MIN";
+ else if( d == -DBL_MAX ) cp = "-DBL_MAX";
+ else if( d == -DBL_MIN ) cp = "-DBL_MIN";
+ else if( d == 0 ) cp = signbit(d) ? "-0" : "0";
+ else if( isnan(d) ) cp = signbit(d) ? "-NAN" : "NAN";
+ else if( isinf(d) ) cp = signbit(d) ? "-INF" : "INF";
+ else return sprintf(rp, "%g", d);
+ return sprintf(rp, "%s", cp);
+}
+
+int PluginFClient_Opt::ranges(char *rp)
+{
+ const AVClass *filt_class = filter_class();
+ if( !filt_class || !filt_class->option ) return 0;
+ switch (opt->type) {
+ case AV_OPT_TYPE_INT:
+ case AV_OPT_TYPE_INT64:
+ case AV_OPT_TYPE_DOUBLE:
+ case AV_OPT_TYPE_FLOAT: break;
+ default: return 0;;
+ }
+ AVOptionRanges *r = 0;
+ void *obj = &filt_class;
+ char *cp = rp;
+ if( av_opt_query_ranges(&r, obj, opt->name, AV_OPT_SEARCH_FAKE_OBJ) < 0 ) return 0;
+ for( int i=0; i<r->nb_ranges; ++i ) {
+ cp += sprintf(cp, " ("); cp += scalar(r->range[i]->value_min, cp);
+ cp += sprintf(cp, ".."); cp += scalar(r->range[i]->value_max, cp);
+ cp += sprintf(cp, ")");
+ }
+ av_opt_freep_ranges(&r);
+ return cp - rp;
+}
+
+int PluginFClient_Opt::units(ArrayList<const AVOption *> &opts)
+{
+ if( !this->opt->unit ) return 0;
+ const AVClass *filt_class = filter_class();
+ if( !filt_class || !filt_class->option ) return 0;
+ void *obj = &filt_class;
+ const AVOption *opt = NULL;
+ while( (opt=av_opt_next(obj, opt)) != 0 ) {
+ if( !opt->unit ) continue;
+ if( opt->type != AV_OPT_TYPE_CONST ) continue;
+ if( strcmp(this->opt->unit, opt->unit) ) continue;
+ int i = opts.size();
+ while( --i >= 0 ) {
+ if( opts[i]->default_val.i64 != opt->default_val.i64 ) continue;
+ if( strlen(opts[i]->name) < strlen(opt->name) ) opts[i] = opt;
+ break;
+ }
+ if( i < 0 )
+ opts.append(opt);
+ }
+ return opts.size();
+}
+
+int PluginFClient_Opt::units(char *rp)
+{
+ ArrayList<const AVOption *> opts;
+ int n = units(opts);
+ if( !n ) return 0;
+ char *cp = rp;
+ cp += sprintf(cp, " [%s:", this->opt->unit);
+ for( int i=0; i<n; ++i )
+ cp += sprintf(cp, " %s", opts[i]->name);
+ cp += sprintf(cp, "]:");
+ return cp - rp;
+}
+
+const char *PluginFClient_Opt::tip()
+{
+ return opt->help;
+}
+
+int PluginFClient_OptPanel::update()
+{
+ const char *cols[] = { "option", "value", };
+ const int col1_w = 150;
+ int wids[] = { col1_w, get_w()-col1_w };
+ BC_ListBox::update(&items[0], &cols[0], &wids[0], sizeof(items)/sizeof(items[0]));
+ return 0;
+}
+
+
+PluginFClientWindow::PluginFClientWindow(PluginFClient *ffmpeg)
+ : PluginClientWindow(ffmpeg->plugin, 600, 300, 600, 300, 1)
+{
+ this->ffmpeg = ffmpeg;
+ this->selected = 0;
+}
+
+PluginFClientWindow::~PluginFClientWindow()
+{
+}
+
+void PluginFClientWindow::create_objects()
+{
+ char string[BCTEXTLEN];
+ BC_Title *title;
+ int x = 10, y = 10;
+ const char *descr = ffmpeg->config.ffilt->description();
+ if( !descr ) descr = ffmpeg->config.ffilt->filter_name();
+ add_subwindow(title = new BC_Title(x, y, descr));
+ y += title->get_h() + 10;
+ int x0 = x;
+ sprintf(string, _("Type: "));
+ add_subwindow(title = new BC_Title(x0, y, string));
+ x0 += title->get_w() + 8;
+ add_subwindow(type = new BC_Title(x0, y, (char *)""));
+ x0 = x + 150;
+ sprintf(string, _("Range: "));
+ add_subwindow(title = new BC_Title(x0, y, string));
+ x0 += title->get_w() + 8;
+ add_subwindow(range = new BC_Title(x0, y, (char *)""));
+ int x1 = get_w() - BC_GenericButton::calculate_w(this, _("Reset")) - 8;
+ add_subwindow(reset = new PluginFClientReset(this, x1, y));
+ y += title->get_h() + 10;
+ x0 = x;
+ add_subwindow(units = new PluginFClientUnits(this, x0, y, 120));
+ x0 += units->get_w() + 8;
+ x1 = get_w() - BC_GenericButton::calculate_w(this, _("Apply")) - 8;
+ add_subwindow(apply = new PluginFClientApply(this, x1, y));
+ add_subwindow(text = new PluginFClientText(this, x0, y, x1-x0 - 8));
+ y += title->get_h() + 10;
+
+ panel_x = x; panel_y = y;
+ panel_w = get_w()-10 - panel_x;
+ panel_h = get_h()-10 - panel_y;
+ panel = new PluginFClient_OptPanel(this, panel_x, panel_y, panel_w, panel_h);
+ add_subwindow(panel);
+ panel->create_objects();
+ ffmpeg->config.update();
+ draw();
+ show_window(1);
+}
+
+void PluginFClientWindow::draw()
+{
+ update(selected);
+}
+
+int PluginFClientWindow::resize_event(int w, int h)
+{
+ int x = get_w() - BC_GenericButton::calculate_w(this, _("Reset")) - 8;
+ int y = reset->get_y();
+ reset->reposition_window(x, y);
+ int x1 = get_w() - BC_GenericButton::calculate_w(this, _("Apply")) - 8;
+ int y1 = units->get_y();
+ apply->reposition_window(x1, y1);
+ int x0 = units->get_x() + units->get_w() + 8;
+ int y0 = units->get_y();
+ text->reposition_window(x0,y0, x1-x0-8);
+ panel_w = get_w()-10 - panel_x;
+ panel_h = get_h()-10 - panel_y;
+ panel->reposition_window(panel_x,panel_y, panel_w, panel_h);
+ return 1;
+}
+
+PluginFClient::PluginFClient(PluginClient *plugin, const char *name)
+{
+ this->plugin = plugin;
+ this->name = name;
+ ffilt = 0;
+ fsrc = fsink = 0;
+ plugin_position = -1;
+ filter_position = -1;
+ activated = 0;
+ sprintf(title, "F_%s", name);
+ config.initialize(name);
+ curr_config.initialize(name);
+}
+
+PluginFClient::~PluginFClient()
+{
+}
+
+bool PluginFClient::is_audio(AVFilter *fp)
+{
+ if( !fp->outputs ) return 0;
+ if( avfilter_pad_count(fp->outputs) > 1 ) return 0;
+ if( !avfilter_pad_get_name(fp->outputs, 0) ) return 0;
+ if( avfilter_pad_get_type(fp->outputs, 0) != AVMEDIA_TYPE_AUDIO ) return 0;
+ if( !fp->inputs ) return 1;
+ if( avfilter_pad_count(fp->inputs) > 1 ) return 0;
+ if( !avfilter_pad_get_name(fp->inputs, 0) ) return 0;
+ if( avfilter_pad_get_type(fp->inputs, 0) != AVMEDIA_TYPE_AUDIO ) return 0;
+ return 1;
+}
+bool PluginFClient::is_video(AVFilter *fp)
+{
+ if( !fp->outputs ) return 0;
+ if( avfilter_pad_count(fp->outputs) > 1 ) return 0;
+ if( !avfilter_pad_get_name(fp->outputs, 0) ) return 0;
+ if( avfilter_pad_get_type(fp->outputs, 0) != AVMEDIA_TYPE_VIDEO ) return 0;
+ if( !fp->inputs ) return 1;
+ if( avfilter_pad_count(fp->inputs) > 1 ) return 0;
+ if( !avfilter_pad_get_name(fp->inputs, 0) ) return 0;
+ if( avfilter_pad_get_type(fp->inputs, 0) != AVMEDIA_TYPE_VIDEO ) return 0;
+ return 1;
+}
+
+NEW_WINDOW_MACRO(PluginFClient, PluginFClientWindow)
+
+int PluginFClient::load_configuration()
+{
+ int64_t src_position = get_source_position();
+ KeyFrame *prev_keyframe = get_prev_keyframe(src_position);
+ config.copy_from(curr_config);
+ read_data(prev_keyframe);
+ int ret = !config.equivalent(curr_config) ? 1 : 0;
+ return ret;
+}
+
+
+void PluginFClient::render_gui(void *data, int size)
+{
+ PluginFClientConfig *conf = (PluginFClientConfig *)data;
+ config.copy_from(*conf);
+ KeyFrame *keyframe = plugin->server->get_keyframe();
+ save_data(keyframe);
+ update_gui();
+}
+
+void PluginFClient::update_gui()
+{
+ PluginClientThread *thread = plugin->get_thread();
+ if( !thread ) return;
+ PluginFClientWindow *window = (PluginFClientWindow*)thread->get_window();
+ window->lock_window("PluginFClient::update_gui");
+ load_configuration();
+ if( config.update() > 0 )
+ window->draw();
+ window->unlock_window();
+}
+
+const char *PluginFClient::plugin_title()
+{
+ return title;
+}
+
+char *PluginFClient::to_upper(char *cp, const char *sp)
+{
+ char *bp = cp;
+ while( *sp != 0 ) *bp++ = toupper(*sp++);
+ *bp = 0;
+ return cp;
+}
+
+void PluginFClient::save_data(KeyFrame *keyframe)
+{
+ FileXML output;
+ char string[BCTEXTLEN];
+
+// cause data to be stored directly in text
+ output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
+ output.tag.set_title(to_upper(string, plugin_title()));
+ const AVClass *filt_class = config.filter_class();
+ if( filt_class && filt_class->option ) {
+ void *obj = config.filter_config();
+ const AVOption *opt = NULL;
+ while( (opt=av_opt_next(obj, opt)) != 0 ) {
+ uint8_t *buf = 0;
+ if( av_opt_get(obj, opt->name, 0, &buf) < 0 ) continue;
+ output.tag.set_property(opt->name, (const char *)buf);
+ av_freep(&buf);
+ }
+ }
+
+ output.append_tag();
+ output.terminate_string();
+}
+
+void PluginFClient::read_data(KeyFrame *keyframe)
+{
+ FileXML input;
+ char string[BCTEXTLEN], value[BCTEXTLEN];
+ input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
+
+ while( !input.read_tag() ) {
+ to_upper(string, plugin_title());
+ if( !input.tag.title_is(string) ) continue;
+ const AVClass *filt_class = config.filter_class();
+ if( filt_class && filt_class->option ) {
+ void *obj = config.filter_config();
+ const AVOption *opt = NULL;
+ while( (opt=av_opt_next(obj, opt)) != 0 ) {
+ to_upper(string, opt->name);
+ if( !input.tag.get_property(string, value) ) continue;
+ av_opt_set(obj, opt->name, value, 0);
+ }
+ }
+ }
+}
+
+int PluginFClient::activate()
+{
+ if( fsrc )
+ avfilter_link(fsrc, 0, ffilt->fctx, 0);
+ avfilter_link(ffilt->fctx, 0, fsink, 0);
+ int ret = avfilter_graph_config(ffilt->graph, NULL);
+ if( ret >= 0 ) {
+ curr_config.copy_from(config);
+ activated = 1;
+ }
+ return ret;
+}
+
+void PluginFClient::reactivate()
+{
+ delete ffilt; ffilt = 0;
+ activated = 0;
+}
+
+PluginFAClient::PluginFAClient(PluginServer *server, const char *name)
+ : PluginAClient(server), PluginFClient(this, name)
+{
+}
+
+PluginFAClient::~PluginFAClient()
+{
+}
+
+int PluginFAClient::activate()
+{
+ if( activated ) return activated;
+ ffilt = PluginFFilter::new_ffilter(name, &config);
+ if( !ffilt ) {
+ config.copy_from(curr_config);
+ send_configure_change();
+ send_render_gui(&config, sizeof(config));
+ ffilt = PluginFFilter::new_ffilter(name, &config);
+ }
+ AVSampleFormat sample_fmt = AV_SAMPLE_FMT_FLTP;
+ int channels = PluginClient::total_in_buffers;
+ uint64_t layout = (((uint64_t)1)<<channels) - 1;
+ AVFilterGraph *graph = !ffilt ? 0 : ffilt->graph;
+ int ret = !graph ? -1 : 0;
+ if( ret >= 0 && ffilt->filter->inputs ) {
+ char args[BCTEXTLEN];
+ snprintf(args, sizeof(args),
+ "time_base=%d/%d:sample_rate=%d:sample_fmt=%s:channel_layout=0x%jx",
+ 1, sample_rate, sample_rate, av_get_sample_fmt_name(sample_fmt), layout);
+ ret = avfilter_graph_create_filter(&fsrc, avfilter_get_by_name("abuffer"),
+ "in", args, NULL, graph);
+ }
+ if( ret >= 0 )
+ ret = avfilter_graph_create_filter(&fsink, avfilter_get_by_name("abuffersink"),
+ "out", NULL, NULL, graph);
+ if( ret >= 0 )
+ ret = av_opt_set_bin(fsink, "sample_fmts",
+ (uint8_t*)&sample_fmt, sizeof(sample_fmt), AV_OPT_SEARCH_CHILDREN);
+ if( ret >= 0 )
+ ret = av_opt_set_bin(fsink, "channel_layouts",
+ (uint8_t*)&layout, sizeof(layout), AV_OPT_SEARCH_CHILDREN);
+ if( ret >= 0 )
+ ret = av_opt_set_bin(fsink, "sample_rates",
+ (uint8_t*)&sample_rate, sizeof(sample_rate), AV_OPT_SEARCH_CHILDREN);
+ if( ret >= 0 )
+ ret = PluginFClient::activate();
+ if( ret < 0 && activated >= 0 ) {
+ ff_err(ret, "PluginFAClient::activate: %s failed\n", plugin_title());
+ activated = -1;
+ }
+ return activated;
+}
+
+
+static AVRational best_frame_rate(double frame_rate)
+{
+ static const int m1 = 1001*12, m2 = 1000*12;
+ static const int freqs[] = {
+ 40*m1, 48*m1, 50*m1, 60*m1, 80*m1,120*m1, 240*m1,
+ 24*m2, 30*m2, 60*m2, 12*m2, 15*m2, 48*m2, 0,
+ };
+ double max_err = 1.;
+ int freq, best_freq = 0;
+ for( int i=0; (freq = i<30*12 ? (i+1)*1001 : freqs[i-30*12]); ++i ) {
+ double framerate = (double)freq / m1;
+ double err = fabs(frame_rate/framerate - 1.);
+ if( err >= max_err ) continue;
+ max_err = err;
+ best_freq = freq;
+ }
+ return max_err < 0.0001 ?
+ (AVRational) { best_freq, m1 } :
+ (AVRational) { 0, 0 };
+}
+
+int PluginFVClient::activate(int width, int height, int color_model)
+{
+ if( activated ) return activated;
+ ffilt = PluginFFilter::new_ffilter(name, &config);
+ if( !ffilt ) {
+ config.copy_from(curr_config);
+ send_configure_change();
+ send_render_gui(&config, sizeof(config));
+ ffilt = PluginFFilter::new_ffilter(name, &config);
+ }
+ AVPixelFormat pix_fmt = color_model_to_pix_fmt(color_model);
+ AVFilterGraph *graph = !ffilt ? 0 : ffilt->graph;
+ int ret = !graph ? -1 : 0;
+ if( ret >= 0 && ffilt->filter->inputs ) {
+ curr_config.copy_from(config);
+ if( pix_fmt == AV_PIX_FMT_NB ) {
+ int bpp = BC_CModels::calculate_pixelsize(color_model) * 8;
+ int bits_per_comp = bpp / BC_CModels::components(color_model);
+ int alpha = BC_CModels::has_alpha(color_model);
+ pix_fmt = bits_per_comp > 8 ?
+ !alpha ? AV_PIX_FMT_RGB48LE : AV_PIX_FMT_RGBA64LE :
+ !alpha ? AV_PIX_FMT_RGB24 : AV_PIX_FMT_RGBA ;
+ }
+ int aspect_w = 1, aspect_h = 1; // XXX
+ AVRational best_rate = best_frame_rate(frame_rate);
+ char args[BCTEXTLEN];
+ snprintf(args, sizeof(args),
+ "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:pixel_aspect=%d/%d",
+ width, height, pix_fmt, best_rate.num, best_rate.den, aspect_w, aspect_h);
+ ret = avfilter_graph_create_filter(&fsrc, avfilter_get_by_name("buffer"),
+ "in", args, NULL, graph);
+ }
+ if( ret >= 0 )
+ ret = avfilter_graph_create_filter(&fsink, avfilter_get_by_name("buffersink"),
+ "out", NULL, NULL, graph);
+ if( ret >= 0 )
+ ret = av_opt_set_bin(fsink, "pix_fmts",
+ (uint8_t*)&pix_fmt, sizeof(pix_fmt), AV_OPT_SEARCH_CHILDREN);
+ if( ret >= 0 )
+ ret = PluginFClient::activate();
+ if( ret < 0 && activated >= 0 ) {
+ ff_err(ret, "PluginFVClient::activate() %s\n", plugin_title());
+ activated = -1;
+ }
+ return activated;
+}
+
+int PluginFAClient::get_inchannels()
+{
+ AVFilterContext *fctx = ffilt->fctx;
+ AVFilterLink **links = !fctx->nb_inputs ? 0 : fctx->inputs;
+ return !links ? 0 : avfilter_link_get_channels(links[0]);
+}
+
+int PluginFAClient::get_outchannels()
+{
+ AVFilterContext *fctx = ffilt->fctx;
+ AVFilterLink **links = !fctx->nb_outputs ? 0 : fctx->outputs;
+ return !links ? 0 : avfilter_link_get_channels(links[0]);
+}
+
+int PluginFAClient::process_buffer(int64_t size, Samples **buffer, int64_t start_position, int sample_rate)
+{
+ int total_in = PluginClient::total_in_buffers;
+ int total_out = PluginClient::total_out_buffers;
+ int in_channels = 0, out_channels = 0;
+
+ if( load_configuration() )
+ reactivate();
+
+ if( plugin_position != start_position )
+ filter_position = plugin_position = start_position;
+
+ AVFrame *frame = 0;
+ int ret = activate();
+ if( ret >= 0 && !(frame = av_frame_alloc()) ) {
+ fprintf(stderr, "PluginFAClient::process_buffer: av_frame_alloc failed\n");
+ ret = AVERROR(ENOMEM);
+ }
+ if( ret >= 0 ) {
+ in_channels = get_inchannels();
+ out_channels = get_outchannels();
+ }
+
+ int retry = 10;
+ while( ret >= 0 && --retry >= 0 ) {
+ ret = av_buffersink_get_frame(fsink, frame);
+ if( ret >= 0 || ret != AVERROR(EAGAIN) ) break;
+ if( !fsrc ) { ret = AVERROR(EIO); break; }
+ for( int i=0; i<total_in; ++i )
+ read_samples(buffer[i], i, sample_rate, filter_position, size);
+ filter_position += size;
+ frame->nb_samples = size;
+ frame->format = AV_SAMPLE_FMT_FLTP;
+ frame->channel_layout = (1<<in_channels)-1;
+ frame->sample_rate = sample_rate;
+ frame->pts = local_to_edl(filter_position);
+ ret = av_frame_get_buffer(frame, 0);
+ if( ret < 0 ) break;
+ float **in_buffers = (float **)&frame->extended_data[0];
+ for(int i = 0; i < in_channels; i++) {
+ float *in_buffer = in_buffers[i];
+ int k = i < total_in ? i : 0;
+ double *in_ptr = buffer[k]->get_data();
+ for(int j = 0; j < size; j++) in_buffer[j] = in_ptr[j];
+ }
+ ret = av_buffersrc_add_frame_flags(fsrc, frame, 0);
+ }
+ if( ret >= 0 && retry < 0 )
+ ret = AVERROR(EAGAIN);
+
+ if( ret >= 0 ) {
+ int nbfrs = total_out;
+ if( out_channels < nbfrs ) nbfrs = out_channels;
+ float **out_buffers = (float **)&frame->extended_data[0];
+ int i = 0;
+ while( i < nbfrs ) {
+ float *out_buffer = out_buffers[i];
+ double *out_ptr = buffer[i++]->get_data();
+ for(int j = 0; j < size; j++) out_ptr[j] = out_buffer[j];
+ }
+ while( i < total_out ) {
+ double *out_ptr = buffer[i++]->get_data();
+ bzero(out_ptr, sizeof(double) * size);
+ }
+ }
+ if( ret < 0 ) {
+ int64_t position = PluginFClient::get_source_position();
+ double t0 = (double)position/sample_rate, dt = 1./sample_rate;
+ for( int i=0; i<total_out; ++i ) {
+ double t = t0, *out = buffer[i]->get_data();
+ for( int k=size; --k>=0; t+=dt ) {
+ double w = int(2*t) & 1 ? 2*M_PI*440 : 2*M_PI*697;
+ *out++ = sin(t * w);
+ }
+ }
+ ff_err(ret, "PluginFAClient::process_buffer() %s\n", plugin_title());
+ }
+
+ av_frame_free(&frame);
+ plugin_position += size;
+ return size;
+}
+
+
+PluginFVClient::PluginFVClient(PluginServer *server, const char *name)
+ : PluginVClient(server), PluginFClient(this, name)
+{
+}
+
+PluginFVClient::~PluginFVClient()
+{
+}
+
+int PluginFVClient::process_buffer(VFrame **frames, int64_t position, double frame_rate)
+{
+ VFrame *vframe = *frames;
+ int width = vframe->get_w();
+ int height = vframe->get_h();
+
+ if( load_configuration() )
+ reactivate();
+
+ if( plugin_position != position )
+ filter_position = plugin_position = position;
+
+ int colormodel = vframe->get_color_model();
+ int ret = activate(width, height, colormodel);
+ AVPixelFormat pix_fmt = fsrc ?
+ (AVPixelFormat) fsrc->outputs[0]->format :
+ color_model_to_pix_fmt(colormodel);
+ if( pix_fmt <= AV_PIX_FMT_NONE || pix_fmt >= AV_PIX_FMT_NB )
+ pix_fmt = AV_PIX_FMT_RGBA;
+
+ AVFrame *frame = 0;
+ if( ret >= 0 && !(frame = av_frame_alloc()) ) {
+ fprintf(stderr, "PluginFVClient::process_buffer: av_frame_alloc failed\n");
+ ret = AVERROR(ENOMEM);
+ }
+
+ int retry = 10;
+ while( ret >= 0 && --retry >= 0 ) {
+ ret = av_buffersink_get_frame(fsink, frame);
+ if( ret >= 0 || ret != AVERROR(EAGAIN) ) break;
+ if( !fsrc ) { ret = AVERROR(EIO); break; }
+ read_frame(vframe, 0, filter_position++, frame_rate, get_use_opengl());
+ frame->format = pix_fmt;
+ frame->width = width;
+ frame->height = height;
+ frame->pts = local_to_edl(position);
+ ret = av_frame_get_buffer(frame, 32);
+ if( ret < 0 ) break;
+ ret = transfer_pixfmt(vframe, frame, pix_fmt, width, height);
+ if( ret < 0 ) break;
+ ret = av_buffersrc_add_frame_flags(fsrc, frame, 0);
+ }
+ if( ret >= 0 && retry < 0 )
+ ret = AVERROR(EAGAIN);
+
+ if( ret >= 0 ) {
+ pix_fmt = (AVPixelFormat) frame->format;
+ ret = transfer_cmodel(vframe, frame, pix_fmt, width, height);
+ }
+ if( ret < 0 ) {
+ ff_err(ret, "PluginFVClient::process_buffer() %s\n", plugin_title());
+ if( position & 1 ) vframe->clear_frame();
+ }
+
+ ++plugin_position;
+ av_frame_free(&frame);
+ return ret >= 0 ? 0 : 1;
+}
+
+
+PluginFClient_OptName:: PluginFClient_OptName(PluginFClient_Opt *opt)
+{
+ this->opt = opt;
+ set_text(opt->opt->name);
+}
+
+PluginFClient_OptValue::PluginFClient_OptValue(PluginFClient_Opt *opt)
+{
+ this->opt = opt;
+ update();
+}
+
+void PluginFClient_OptValue::update()
+{
+ char val[BCTEXTLEN]; val[0] = 0;
+ opt->get(val, sizeof(val));
+ set_text(val);
+}
+
+
+PluginFClient_Opt::PluginFClient_Opt(PluginFClientConfig *conf, const AVOption *opt)
+{
+ this->conf = conf;
+ this->opt = opt;
+ item_name = new PluginFClient_OptName(this);
+ item_value = new PluginFClient_OptValue(this);
+}
+
+PluginFClient_Opt::~PluginFClient_Opt()
+{
+ delete item_name;
+ delete item_value;
+}
+
+char *PluginFClient_Opt::get(char *vp, int sz)
+{
+ char *ret = 0;
+ void *obj = filter_config();
+ uint8_t *bp = 0;
+ if( av_opt_get(obj, opt->name, 0, &bp) >= 0 && bp != 0 ) {
+ const char *val = (const char *)bp;
+ ret = sz >= 0 ? strncpy(vp,val,sz) : strcpy(vp, val);
+ if( sz > 0 ) vp[sz-1] = 0;
+ av_freep(&bp);
+ }
+ return ret;
+}
+void PluginFClient_Opt::set(const char *val)
+{
+ void *obj = filter_config();
+ av_opt_set(obj , opt->name, val, 0);
+}
+
+void PluginFFilter::uninit()
+{
+}
+
+static int get_defaults(const char *name, char *args)
+{
+ *args = 0;
+ char defaults_path[BCTEXTLEN];
+ FFMPEG::set_option_path(defaults_path, "plugin.opts");
+ FILE *fp = fopen(defaults_path,"r");
+ if( !fp ) return 0;
+ char ff_plugin[BCSTRLEN], ff_args[BCTEXTLEN], *ap = 0;
+ while( !ap && fgets(ff_args, sizeof(ff_args), fp) ) {
+ if( *(ap=ff_args) == ';' ) continue;
+ if( *(ap=ff_args) == '#' ) ++ap;
+ char *bp = ff_plugin, *ep = bp + sizeof(ff_plugin)-1;
+ while( bp < ep && *ap && *ap != '\n' && *ap != ' ' ) *bp++ = *ap++;
+ *bp = 0;
+ if( strcmp(ff_plugin, name) ) ap = 0;
+ }
+ fclose(fp);
+ if( !ap ) return 0;
+ if( ff_args[0] == '#' ) return -1;
+ while( *ap == ' ' ) ++ap;
+ while( *ap && *ap != '\n' ) *args++ = *ap++;
+ *args = 0;
+ return 1;
+}
+
+bool PluginFFilter::is_audio()
+{
+ return PluginFClient::is_audio(filter);
+}
+
+bool PluginFFilter::is_video()
+{
+ return PluginFClient::is_video(filter);
+}
+
+int PluginFFilter::init(const char *name, PluginFClientConfig *conf)
+{
+ char args[BCTEXTLEN];
+ int ret = get_defaults(name, args);
+ if( ret < 0 ) return 0;
+ PluginFLogLevel errs(AV_LOG_ERROR);
+ this->filter = avfilter_get_by_name(name);
+ if( !this->filter ) return AVERROR(ENOENT);
+ int flag_mask = AVFILTER_FLAG_DYNAMIC_INPUTS | AVFILTER_FLAG_DYNAMIC_OUTPUTS;
+ if( filter->flags & flag_mask ) return AVERROR(EPERM);
+ if( !this->is_audio() && !this->is_video() ) return AVERROR(EIO);
+ this->graph = avfilter_graph_alloc();
+ if( !this->graph ) return AVERROR(ENOMEM);
+ static int inst = 0;
+ char inst_name[BCSTRLEN];
+ sprintf(inst_name,"%s_%d", name, ++inst);
+ graph->thread_type = 0;
+ graph->nb_threads = 1;
+ fctx = avfilter_graph_alloc_filter(graph, filter, inst_name);
+ if( !fctx ) return AVERROR(ENOMEM);
+ if( conf ) {
+ AVDictionary *opts = 0;
+ for( int i=0; i<conf->size(); ++i ) {
+ PluginFClient_Opt *op = conf->get(i);
+ const char *name = op->opt->name;
+ char val[BCTEXTLEN], *vp = op->get(val, sizeof(val));
+ if( vp ) av_dict_set(&opts, name, vp, 0);
+ }
+ ret = avfilter_init_dict(fctx, &opts);
+ av_dict_free(&opts);
+ }
+ else
+ ret = avfilter_init_str(fctx, args);
+ return ret < 0 ? ret : 1;
+}
+
+
+PluginFFilter::PluginFFilter()
+{
+ filter = 0;
+ graph = 0;
+ fctx = 0;
+}
+
+PluginFFilter::~PluginFFilter()
+{
+ PluginFLogLevel errs(AV_LOG_ERROR);
+ avfilter_graph_free(&graph);
+ filter = 0; fctx = 0;
+}
+
+PluginFFilter *PluginFFilter::new_ffilter(const char *name, PluginFClientConfig *conf)
+{
+ PluginFFilter *ffilt = new PluginFFilter;
+ int ret = ffilt->init(name, conf);
+ if( ret < 0 ) ff_err(ret, "PluginFFilter::new_ffilter(%s)\n", name);
+ if( ret <= 0 ) { delete ffilt; ffilt = 0; }
+ return ffilt;
+}
+
+PluginClient *PluginServer::new_ffmpeg_plugin()
+{
+ AVFilter *filter = avfilter_get_by_name(ff_name);
+ if( !filter ) return 0;
+ PluginFClient *ffmpeg =
+ PluginFClient::is_audio(filter) ?
+ (PluginFClient *)new PluginFAClient(this, ff_name) :
+ PluginFClient::is_video(filter) ?
+ (PluginFClient *)new PluginFVClient(this, ff_name) :
+ 0;
+ if( !ffmpeg ) return 0;
+ return ffmpeg->plugin;
+}
+
+
+PluginServer* MWindow::new_ffmpeg_server(MWindow *mwindow, const char *name)
+{
+ PluginFFilter *ffilt = PluginFFilter::new_ffilter(name);
+ if( !ffilt ) return 0;
+ delete ffilt;
+ return new PluginServer(mwindow, (char*)name, PLUGIN_TYPE_FFMPEG);
+}
+
+void MWindow::init_ffmpeg_index(MWindow *mwindow, Preferences *preferences, FILE *fp)
+{
+ PluginFLogLevel errs(AV_LOG_ERROR);
+ const AVFilter *filter = 0;
+ while( (filter=avfilter_next(filter)) != 0 ) {
+ PluginServer *server = new_ffmpeg_server(mwindow, filter->name);
+ if( server ) {
+ int result = server->open_plugin(1, preferences, 0, 0);
+ if( !result ) {
+ server->write_table(fp, filter->name, PLUGIN_FFMPEG_ID, 0);
+ server->close_plugin();
+ }
+ delete server;
+ if( result ) fprintf(fp, "#%s\n", filter->name);
+ }
+ }
+}
+
+void MWindow::init_ffmpeg()
+{
+ av_register_all();
+ avfilter_register_all();
+}
+