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speed up images with libcurl multi, raise concurrency

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also maybe fix some rare crash
This commit is contained in:
ouwou
2021-02-11 18:03:16 -05:00
parent 57f5c67c94
commit bab9abf4af
4 changed files with 204 additions and 46 deletions
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24
imgmanager.cpp
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@@ -45,10 +45,14 @@ void ImageManager::LoadFromURL(std::string url, callback_type cb) {
m_cache.GetFileFromURL(url, [this, url, signal](std::string path) {
try {
auto buf = ReadFileToPixbuf(path);
m_cb_mutex.lock();
m_cb_queue.push([signal, buf]() { signal.emit(buf); });
m_cb_dispatcher.emit();
m_cb_mutex.unlock();
if (!buf)
printf("%s (%s) is null\n", url.c_str(), path.c_str());
else {
m_cb_mutex.lock();
m_cb_queue.push([signal, buf]() { signal.emit(buf); });
m_cb_dispatcher.emit();
m_cb_mutex.unlock();
}
} catch (const std::exception &e) {
fprintf(stderr, "err loading pixbuf from %s: %s\n", path.c_str(), e.what());
}
@@ -61,10 +65,14 @@ void ImageManager::LoadAnimationFromURL(std::string url, int w, int h, callback_
m_cache.GetFileFromURL(url, [this, url, signal, w, h](std::string path) {
try {
auto buf = ReadFileToPixbufAnimation(path, w, h);
m_cb_mutex.lock();
m_cb_queue.push([signal, buf]() { signal.emit(buf); });
m_cb_dispatcher.emit();
m_cb_mutex.unlock();
if (!buf)
printf("%s (%s) is null\n", url.c_str(), path.c_str());
else {
m_cb_mutex.lock();
m_cb_queue.push([signal, buf]() { signal.emit(buf); });
m_cb_dispatcher.emit();
m_cb_mutex.unlock();
}
} catch (const std::exception &e) {
fprintf(stderr, "err loading pixbuf animation from %s: %s\n", path.c_str(), e.what());
}