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Code Issues Releases Wiki Activity

Prepare Media::Streaming::Reader to be shared.

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This commit is contained in:
John Preston
2019-04-10 15:26:15 +04:00
parent 8e15e71fd5
commit 8c0cd9b9e9
17 changed files with 281 additions and 70 deletions
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54
Telegram/SourceFiles/data/data_session.cpp
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@@ -12,9 +12,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "apiwrap.h"
#include "mainwidget.h"
#include "core/application.h"
#include "core/crash_reports.h" // for CrashReports::SetAnnotation
#include "core/crash_reports.h" // CrashReports::SetAnnotation
#include "ui/image/image.h"
#include "ui/image/image_source.h" // for Images::LocalFileSource
#include "ui/image/image_source.h" // Images::LocalFileSource
#include "export/export_controller.h"
#include "export/view/export_view_panel_controller.h"
#include "window/notifications_manager.h"
@@ -25,11 +25,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "inline_bots/inline_bot_layout_item.h"
#include "storage/localstorage.h"
#include "storage/storage_encrypted_file.h"
#include "media/player/media_player_instance.h" // for instance()->play().
#include "media/player/media_player_instance.h" // instance()->play()
#include "media/streaming/media_streaming_loader.h" // unique_ptr<Loader>
#include "media/streaming/media_streaming_reader.h" // make_shared<Reader>
#include "boxes/abstract_box.h"
#include "passport/passport_form_controller.h"
#include "window/themes/window_theme.h"
#include "lang/lang_keys.h" // for lang(lng_deleted) in user name.
#include "lang/lang_keys.h" // lang(lng_deleted) in user name
#include "data/data_media_types.h"
#include "data/data_folder.h"
#include "data/data_channel.h"
@@ -41,7 +43,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "data/data_web_page.h"
#include "data/data_game.h"
#include "data/data_poll.h"
#include "styles/style_boxes.h" // for st::backgroundSize
#include "styles/style_boxes.h" // st::backgroundSize
namespace Data {
namespace {
@@ -150,6 +152,26 @@ rpl::producer<int> PinnedDialogsCountMaxValue() {
});
}
bool PruneDestroyedAndSet(
base::flat_map<
not_null<DocumentData*>,
std::weak_ptr<::Media::Streaming::Reader>> &readers,
not_null<DocumentData*> document,
const std::shared_ptr<::Media::Streaming::Reader> &reader) {
auto result = false;
for (auto i = begin(readers); i != end(readers);) {
if (i->first == document) {
(i++)->second = reader;
result = true;
} else if (i->second.lock() != nullptr) {
++i;
} else {
i = readers.erase(i);
}
}
return result;
}
} // namespace
Session::Session(not_null<AuthSession*> session)
@@ -1067,6 +1089,28 @@ void Session::requestDocumentViewRepaint(
}
}
std::shared_ptr<::Media::Streaming::Reader> Session::documentStreamedReader(
not_null<DocumentData*> document,
FileOrigin origin) {
const auto i = _streamedReaders.find(document);
if (i != end(_streamedReaders)) {
if (auto result = i->second.lock()) {
return result;
}
}
auto loader = document->createStreamingLoader(origin);
if (!loader) {
return nullptr;
}
auto result = std::make_shared<::Media::Streaming::Reader>(
this,
std::move(loader));
if (!PruneDestroyedAndSet(_streamedReaders, document, result)) {
_streamedReaders.emplace(document, result);
}
return result;
}
void Session::requestPollViewRepaint(not_null<const PollData*> poll) {
if (const auto i = _pollViews.find(poll); i != _pollViews.end()) {
for (const auto view : i->second) {