tdlight/td/telegram/AudiosManager.cpp
Andrea Cavalli 45e855f89d Remove most memory related features
I can't maintain anymore this amount of features while keeping the library constantly updated and without bugs. Every merge was taking me multiple hours of revisioning the code. I give up.
From this commit onwards TDLight will only have small useful customizations that are easy to maintain.
Now the people relying on the OptimizeMemory method can restart the session every N hours to free up the memory.
The real way to keep a low memory usage must involve a huge refactoring to allow the unloading of the caches into the sqlite database, similar to what's already happening with messages data. Only Levlam has the ability to implement this without needing to merge the upstream everytime.
2021-09-25 22:11:42 +02:00

263 lines
9.6 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/telegram/AudiosManager.h"
#include "td/telegram/AuthManager.h"
#include "td/telegram/files/FileManager.h"
#include "td/telegram/secret_api.h"
#include "td/telegram/Td.h"
#include "td/telegram/td_api.h"
#include "td/telegram/telegram_api.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
#include "td/utils/SliceBuilder.h"
#include "td/utils/Status.h"
namespace td {
AudiosManager::AudiosManager(Td *td) : td_(td) {
}
int32 AudiosManager::get_audio_duration(FileId file_id) const {
auto it = audios_.find(file_id);
CHECK(it != audios_.end());
return it->second->duration;
}
tl_object_ptr<td_api::audio> AudiosManager::get_audio_object(FileId file_id) const {
if (!file_id.is_valid()) {
return nullptr;
}
auto it = audios_.find(file_id);
CHECK(it != audios_.end());
auto audio = it->second.get();
CHECK(audio != nullptr);
return make_tl_object<td_api::audio>(
audio->duration, audio->title, audio->performer, audio->file_name, audio->mime_type,
get_minithumbnail_object(audio->minithumbnail),
get_thumbnail_object(td_->file_manager_.get(), audio->thumbnail, PhotoFormat::Jpeg),
td_->file_manager_->get_file_object(file_id));
}
FileId AudiosManager::on_get_audio(unique_ptr<Audio> new_audio, bool replace) {
auto file_id = new_audio->file_id;
CHECK(file_id.is_valid());
LOG(INFO) << "Receive audio " << file_id;
auto &a = audios_[file_id];
if (a == nullptr) {
a = std::move(new_audio);
} else if (replace) {
CHECK(a->file_id == new_audio->file_id);
if (a->mime_type != new_audio->mime_type) {
LOG(DEBUG) << "Audio " << file_id << " info has changed";
a->mime_type = new_audio->mime_type;
}
if (a->duration != new_audio->duration || a->title != new_audio->title || a->performer != new_audio->performer) {
LOG(DEBUG) << "Audio " << file_id << " info has changed";
a->duration = new_audio->duration;
a->title = new_audio->title;
a->performer = new_audio->performer;
}
if (a->file_name != new_audio->file_name) {
LOG(DEBUG) << "Audio " << file_id << " file name has changed";
a->file_name = std::move(new_audio->file_name);
}
if (a->minithumbnail != new_audio->minithumbnail) {
a->minithumbnail = std::move(new_audio->minithumbnail);
}
if (a->thumbnail != new_audio->thumbnail) {
if (!a->thumbnail.file_id.is_valid()) {
LOG(DEBUG) << "Audio " << file_id << " thumbnail has changed";
} else {
LOG(INFO) << "Audio " << file_id << " thumbnail has changed from " << a->thumbnail << " to "
<< new_audio->thumbnail;
}
a->thumbnail = new_audio->thumbnail;
}
}
return file_id;
}
const AudiosManager::Audio *AudiosManager::get_audio(FileId file_id) const {
auto audio = audios_.find(file_id);
if (audio == audios_.end()) {
return nullptr;
}
CHECK(audio->second->file_id == file_id);
return audio->second.get();
}
FileId AudiosManager::dup_audio(FileId new_id, FileId old_id) {
const Audio *old_audio = get_audio(old_id);
CHECK(old_audio != nullptr);
auto &new_audio = audios_[new_id];
CHECK(!new_audio);
new_audio = make_unique<Audio>(*old_audio);
new_audio->file_id = new_id;
new_audio->thumbnail.file_id = td_->file_manager_->dup_file_id(new_audio->thumbnail.file_id);
return new_id;
}
void AudiosManager::merge_audios(FileId new_id, FileId old_id, bool can_delete_old) {
CHECK(old_id.is_valid() && new_id.is_valid());
CHECK(new_id != old_id);
LOG(INFO) << "Merge audios " << new_id << " and " << old_id;
const Audio *old_ = get_audio(old_id);
CHECK(old_ != nullptr);
auto new_it = audios_.find(new_id);
if (new_it == audios_.end()) {
auto &old = audios_[old_id];
if (!can_delete_old) {
dup_audio(new_id, old_id);
} else {
old->file_id = new_id;
audios_.emplace(new_id, std::move(old));
}
} else {
Audio *new_ = new_it->second.get();
CHECK(new_ != nullptr);
if (!old_->mime_type.empty() && old_->mime_type != new_->mime_type) {
LOG(INFO) << "Audio has changed: mime_type = (" << old_->mime_type << ", " << new_->mime_type << ")";
}
if (old_->thumbnail != new_->thumbnail) {
// LOG_STATUS(td_->file_manager_->merge(new_->thumbnail.file_id, old_->thumbnail.file_id));
}
}
LOG_STATUS(td_->file_manager_->merge(new_id, old_id));
if (can_delete_old) {
audios_.erase(old_id);
}
}
string AudiosManager::get_audio_search_text(FileId file_id) const {
auto audio = get_audio(file_id);
CHECK(audio != nullptr);
return PSTRING() << audio->file_name << " " << audio->title << " " << audio->performer;
}
FileId AudiosManager::get_audio_thumbnail_file_id(FileId file_id) const {
auto audio = get_audio(file_id);
CHECK(audio != nullptr);
return audio->thumbnail.file_id;
}
void AudiosManager::delete_audio_thumbnail(FileId file_id) {
auto &audio = audios_[file_id];
CHECK(audio != nullptr);
audio->thumbnail = PhotoSize();
}
void AudiosManager::create_audio(FileId file_id, string minithumbnail, PhotoSize thumbnail, string file_name,
string mime_type, int32 duration, string title, string performer, bool replace) {
auto a = make_unique<Audio>();
a->file_id = file_id;
a->file_name = std::move(file_name);
a->mime_type = std::move(mime_type);
a->duration = max(duration, 0);
a->title = std::move(title);
a->performer = std::move(performer);
if (!td_->auth_manager_->is_bot()) {
a->minithumbnail = std::move(minithumbnail);
}
a->thumbnail = std::move(thumbnail);
on_get_audio(std::move(a), replace);
}
SecretInputMedia AudiosManager::get_secret_input_media(FileId audio_file_id,
tl_object_ptr<telegram_api::InputEncryptedFile> input_file,
const string &caption, BufferSlice thumbnail) const {
auto *audio = get_audio(audio_file_id);
CHECK(audio != nullptr);
auto file_view = td_->file_manager_->get_file_view(audio_file_id);
auto &encryption_key = file_view.encryption_key();
if (!file_view.is_encrypted_secret() || encryption_key.empty()) {
return SecretInputMedia{};
}
if (file_view.has_remote_location()) {
input_file = file_view.main_remote_location().as_input_encrypted_file();
}
if (!input_file) {
return SecretInputMedia{};
}
if (audio->thumbnail.file_id.is_valid() && thumbnail.empty()) {
return SecretInputMedia{};
}
vector<tl_object_ptr<secret_api::DocumentAttribute>> attributes;
if (!audio->file_name.empty()) {
attributes.push_back(make_tl_object<secret_api::documentAttributeFilename>(audio->file_name));
}
attributes.push_back(make_tl_object<secret_api::documentAttributeAudio>(
secret_api::documentAttributeAudio::TITLE_MASK | secret_api::documentAttributeAudio::PERFORMER_MASK,
false /*ignored*/, audio->duration, audio->title, audio->performer, BufferSlice()));
return SecretInputMedia{
std::move(input_file),
make_tl_object<secret_api::decryptedMessageMediaDocument>(
std::move(thumbnail), audio->thumbnail.dimensions.width, audio->thumbnail.dimensions.height, audio->mime_type,
narrow_cast<int32>(file_view.size()), BufferSlice(encryption_key.key_slice()),
BufferSlice(encryption_key.iv_slice()), std::move(attributes), caption)};
}
tl_object_ptr<telegram_api::InputMedia> AudiosManager::get_input_media(
FileId file_id, tl_object_ptr<telegram_api::InputFile> input_file,
tl_object_ptr<telegram_api::InputFile> input_thumbnail) const {
auto file_view = td_->file_manager_->get_file_view(file_id);
if (file_view.is_encrypted()) {
return nullptr;
}
if (file_view.has_remote_location() && !file_view.main_remote_location().is_web() && input_file == nullptr) {
return make_tl_object<telegram_api::inputMediaDocument>(0, file_view.main_remote_location().as_input_document(), 0,
string());
}
if (file_view.has_url()) {
return make_tl_object<telegram_api::inputMediaDocumentExternal>(0, file_view.url(), 0);
}
if (input_file != nullptr) {
const Audio *audio = get_audio(file_id);
CHECK(audio != nullptr);
vector<tl_object_ptr<telegram_api::DocumentAttribute>> attributes;
attributes.push_back(make_tl_object<telegram_api::documentAttributeAudio>(
telegram_api::documentAttributeAudio::TITLE_MASK | telegram_api::documentAttributeAudio::PERFORMER_MASK,
false /*ignored*/, audio->duration, audio->title, audio->performer, BufferSlice()));
if (!audio->file_name.empty()) {
attributes.push_back(make_tl_object<telegram_api::documentAttributeFilename>(audio->file_name));
}
string mime_type = audio->mime_type;
if (!begins_with(mime_type, "audio/")) {
mime_type = "audio/mpeg";
}
int32 flags = 0;
if (input_thumbnail != nullptr) {
flags |= telegram_api::inputMediaUploadedDocument::THUMB_MASK;
}
return make_tl_object<telegram_api::inputMediaUploadedDocument>(
flags, false /*ignored*/, false /*ignored*/, std::move(input_file), std::move(input_thumbnail), mime_type,
std::move(attributes), vector<tl_object_ptr<telegram_api::InputDocument>>(), 0);
} else {
CHECK(!file_view.has_remote_location());
}
return nullptr;
}
void AudiosManager::memory_stats(vector<string> &output) {
output.push_back("\"audios_\":"); output.push_back(std::to_string(audios_.size()));
}
} // namespace td