gboolean ui_changed(void)
{
if(!lock)
{
ui_read();
memcpy(working,original,(width*height*3)>>1);
ui_update();
draw(dialog,width,height);
}
void interact(
const char *const argv_0)
{
EditLine *const el = el_init(argv_0, stdin, stdout, stderr);
el_set(el, EL_PROMPT, &prompt);
el_set(el, EL_EDITOR, "emacs");
History *const hist = history_init();
if (!hist) {
fprintf(stderr, "Could not initalize history\n");
exit(EXIT_FAILURE);
}
HistEvent ev;
history(hist, &ev, H_SETSIZE, 100);
el_set(el, EL_HIST, history, hist);
const pid_t child_pid = _gen_child();
verbose_printf("child process is %d\n", child_pid);
if (options.verbose) help();
char buf[PAGE_SIZE];
size_t buf_sz = 0;
int end = 0;
struct proc_info_t info = {};
ARCH_INIT_PROC_INFO(info);
ptrace_launch(child_pid);
ptrace_cont(child_pid, &info);
ptrace_reap(child_pid, &info);
display(&info);
for (;;) {
int count;
const char *const line = el_gets(el, &count);
if (count == -1) {
perror("el_gets");
exit(EXIT_FAILURE);
}
// count is 0 == ^d
if (!count || strcasestr(line, ".quit") || strcasestr(line, ".exit")) break;
// We have input, add it to the our history
history(hist, &ev, H_ENTER, line);
// If we start with a ., we have a command
if (line[0] == '.') {
if (strcasestr(line, "help")) {
help();
continue;
}
if (strcasestr(line, "info")) {
display(&info);
continue;
}
if (strcasestr(line, "showmap")) {
char cmd[PATH_MAX] = { 0 };
snprintf(cmd, sizeof(cmd), "cat /proc/%d/maps", child_pid);
if (system(cmd))
fprintf(stderr, "sh: %s failed\n", cmd);
continue;
}
if (strcasestr(line, "read")) {
ui_read(child_pid, line);
continue;
}
if (strcasestr(line, "write")) {
continue;
}
if (strcasestr(line, "begin")) {
in_block = 1;
continue;
}
// Note the lack of continue. Need to fall through...
if (strcasestr(line, "end")) {
in_block = 0;
end = 1;
}
}
if (buf_sz + count > sizeof(buf)) {
printf("Buffer full (max: 0x%lx), please use '.end'\n", sizeof(buf));
continue;
}
// Since we fell through, we want to avoid adding adding .end to our buffer
if (!end) {
memcpy(buf + buf_sz, line, count);
buf_sz += count;
}
if (!in_block) {
verbose_printf("Trying to assemble(%zu):\n%s", buf_sz, buf);
uint8_t bytecode[PAGE_SIZE];
const size_t bytecode_sz = assemble(bytecode, sizeof(bytecode), buf, buf_sz);
memset(buf, 0, sizeof(buf));
buf_sz = 0;
end = 0;
verbose_printf("Got asm(%zu):\n", bytecode_sz);
verbose_dump(bytecode, bytecode_sz, -1);
if (!bytecode_sz) {
fprintf(stderr, "'%s' assembled to 0 length bytecode\n", buf);
continue;
}
ptrace_write(child_pid, (void *)options.start, bytecode, bytecode_sz);
ptrace_reset(child_pid, options.start);
ptrace_cont(child_pid, &info);
ptrace_reap(child_pid, &info);
display(&info);
}
}
ptrace_detatch(child_pid, &info);
printf("\n");
history_end(hist);
el_end(el);
}
//
// Video is in YV12 Colorspace
//
//
uint8_t DIA_getMPdelogo(MPDELOGO_PARAM *param,AVDMGenericVideoStream *in)
{
// Allocate space for green-ised video
width=in->getInfo()->width;
height=in->getInfo()->height;
working=new uint8_t [width*height*4];
original=NULL;
uint8_t ret=0;
dialog=create_dialog1();
gtk_dialog_set_alternative_button_order(GTK_DIALOG(dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gtk_register_dialog(dialog);
x=param->xoff;
y=param->yoff;
w=param->lw;
h=param->lh;
band=param->band;
imgsrc=new ADMImage(width,height);
incoming=in;
rgbConv=new ColYuvRgb(width,height);
rgbConv->reset(width,height);
float zoom = UI_calcZoomToFitScreen(GTK_WINDOW(dialog), WID(drawingarea1), width, height);
zoomW = width * zoom;
zoomH = height * zoom;
rgbBufferDisplay=new uint8_t[zoomW*zoomH*4];
gtk_widget_set_usize(WID(drawingarea1), zoomW, zoomH);
if (zoom < 1)
{
UI_centreCanvasWindow((GtkWindow*)dialog, WID(drawingarea1), zoomW, zoomH);
resizer = new ADMImageResizer(width, height, zoomW, zoomH, PIX_FMT_RGB32, PIX_FMT_RGB32);
}
prepare(0);
gtk_widget_show(dialog);
ui_upload();
ui_update();
#define CONNECT(x,y,z) gtk_signal_connect(GTK_OBJECT(WID(x)), #y,GTK_SIGNAL_FUNC(z), NULL);
CONNECT(drawingarea1,expose_event,gui_draw);
CONNECT(hscale1,value_changed,frame_changed);
#define CONNECT_SPIN(x) CONNECT(spinbutton##x, value_changed,ui_changed)
CONNECT_SPIN(X);
CONNECT_SPIN(Y);
CONNECT_SPIN(W);
CONNECT_SPIN(H);
CONNECT_SPIN(Band);
draw(dialog,width,height);
ret=0;
int response;
while( (response=gtk_dialog_run(GTK_DIALOG(dialog)))==GTK_RESPONSE_APPLY)
{
ui_changed();
}
if(response==GTK_RESPONSE_OK)
{
ui_read( );
param->xoff=x;
param->yoff=y;
param->lw=w;
param->lh=h;
param->band=band;
ret=1;
}
gtk_unregister_dialog(dialog);
gtk_widget_destroy(dialog);
delete working;
delete imgsrc;
delete rgbConv;
if (resizer)
{
delete resizer;
delete[] rgbBufferDisplay;
resizer=NULL;
rgbBufferDisplay=NULL;
}
working=NULL;
dialog=NULL;
original=NULL;
imgsrc=NULL;
return ret;
}
