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Add timeout function to limit processing time

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Lovell Fuller
2021-09-22 10:33:46 +01:00
parent 197d4cf835
commit 1dd4be670d
10 changed files with 117 additions and 1 deletions
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27
src/common.cc
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@@ -610,6 +610,33 @@ namespace sharp {
return warning;
}
/*
Attach an event listener for progress updates, used to detect timeout
*/
void SetTimeout(VImage image, int const seconds) {
if (seconds > 0) {
VipsImage *im = image.get_image();
if (im->progress_signal == NULL) {
int *timeout = VIPS_NEW(im, int);
*timeout = seconds;
g_signal_connect(im, "eval", G_CALLBACK(VipsProgressCallBack), timeout);
vips_image_set_progress(im, TRUE);
}
}
}
/*
Event listener for progress updates, used to detect timeout
*/
void VipsProgressCallBack(VipsImage *im, VipsProgress *progress, int *timeout) {
// printf("VipsProgressCallBack progress=%d run=%d timeout=%d\n", progress->percent, progress->run, *timeout);
if (*timeout > 0 && progress->run >= *timeout) {
vips_image_set_kill(im, TRUE);
vips_error("timeout", "%d%% complete", progress->percent);
*timeout = 0;
}
}
/*
Calculate the (left, top) coordinates of the output image
within the input image, applying the given gravity during an embed.