tdlight/td/telegram/VideoNotesManager.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
//
// 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/VideoNotesManager.h"
#include "td/telegram/secret_api.h"
#include "td/telegram/td_api.h"
#include "td/telegram/telegram_api.h"
#include "td/telegram/files/FileManager.h"
#include "td/telegram/SecretChatActor.h"
#include "td/telegram/Td.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
#include "td/utils/Status.h"
namespace td {
VideoNotesManager::VideoNotesManager(Td *td) : td_(td) {
}
int32 VideoNotesManager::get_video_note_duration(FileId file_id) const {
auto it = video_notes_.find(file_id);
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if (it == video_notes_.end() || it->second == nullptr) {
return 0;
}
return it->second->duration;
}
tl_object_ptr<td_api::videoNote> VideoNotesManager::get_video_note_object(FileId file_id) {
if (!file_id.is_valid()) {
return nullptr;
}
auto &video_note = video_notes_[file_id];
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if (video_note == nullptr) {
return nullptr;
}
video_note->is_changed = false;
return make_tl_object<td_api::videoNote>(
video_note->duration, video_note->dimensions.width, get_minithumbnail_object(video_note->minithumbnail),
get_thumbnail_object(td_->file_manager_.get(), video_note->thumbnail, PhotoFormat::Jpeg),
td_->file_manager_->get_file_object(file_id));
}
FileId VideoNotesManager::on_get_video_note(unique_ptr<VideoNote> new_video_note, bool replace) {
auto file_id = new_video_note->file_id;
CHECK(file_id.is_valid());
LOG(INFO) << "Receive video note " << file_id;
auto &v = video_notes_[file_id];
if (v == nullptr) {
v = std::move(new_video_note);
} else if (replace) {
CHECK(v->file_id == new_video_note->file_id);
if (v->duration != new_video_note->duration || v->dimensions != new_video_note->dimensions) {
LOG(DEBUG) << "Video note " << file_id << " info has changed";
v->duration = new_video_note->duration;
v->dimensions = new_video_note->dimensions;
v->is_changed = true;
}
if (v->minithumbnail != new_video_note->minithumbnail) {
v->minithumbnail = std::move(new_video_note->minithumbnail);
v->is_changed = true;
}
if (v->thumbnail != new_video_note->thumbnail) {
if (!v->thumbnail.file_id.is_valid()) {
LOG(DEBUG) << "Video note " << file_id << " thumbnail has changed";
} else {
LOG(INFO) << "Video note " << file_id << " thumbnail has changed from " << v->thumbnail << " to "
<< new_video_note->thumbnail;
}
v->thumbnail = new_video_note->thumbnail;
v->is_changed = true;
}
}
return file_id;
}
const VideoNotesManager::VideoNote *VideoNotesManager::get_video_note(FileId file_id) const {
auto video_note = video_notes_.find(file_id);
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if (video_note == video_notes_.end() ||
video_note->second == nullptr ||
video_note->second->file_id != file_id) {
return make_unique<VideoNote>().get();
}
return video_note->second.get();
}
FileId VideoNotesManager::get_video_note_thumbnail_file_id(FileId file_id) const {
auto video_note = get_video_note(file_id);
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if (video_note == nullptr) {
return FileId();
}
return video_note->thumbnail.file_id;
}
void VideoNotesManager::delete_video_note_thumbnail(FileId file_id) {
auto &video_note = video_notes_[file_id];
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if (video_note == nullptr) {
return;
}
video_note->thumbnail = PhotoSize();
}
FileId VideoNotesManager::dup_video_note(FileId new_id, FileId old_id) {
const VideoNote *old_video_note = get_video_note(old_id);
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if (old_video_note == nullptr) {
return FileId();
}
auto &new_video_note = video_notes_[new_id];
CHECK(!new_video_note);
new_video_note = make_unique<VideoNote>(*old_video_note);
new_video_note->file_id = new_id;
new_video_note->thumbnail.file_id = td_->file_manager_->dup_file_id(new_video_note->thumbnail.file_id);
return new_id;
}
bool VideoNotesManager::merge_video_notes(FileId new_id, FileId old_id, bool can_delete_old) {
if (!old_id.is_valid()) {
LOG(ERROR) << "Old file id is invalid";
return true;
}
LOG(INFO) << "Merge video notes " << new_id << " and " << old_id;
const VideoNote *old_ = get_video_note(old_id);
CHECK(old_ != nullptr);
if (old_id == new_id) {
return old_->is_changed;
}
auto new_it = video_notes_.find(new_id);
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if (new_it == video_notes_.end() || new_it->second == nullptr) {
auto &old = video_notes_[old_id];
old->is_changed = true;
if (!can_delete_old) {
dup_video_note(new_id, old_id);
} else {
old->file_id = new_id;
video_notes_.emplace(new_id, std::move(old));
}
} else {
VideoNote *new_ = new_it->second.get();
CHECK(new_ != nullptr);
new_->is_changed = true;
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) {
video_notes_.erase(old_id);
}
return true;
}
void VideoNotesManager::create_video_note(FileId file_id, string minithumbnail, PhotoSize thumbnail, int32 duration,
Dimensions dimensions, bool replace) {
auto v = make_unique<VideoNote>();
v->file_id = file_id;
v->duration = max(duration, 0);
if (dimensions.width == dimensions.height && dimensions.width <= 640) {
v->dimensions = dimensions;
} else {
LOG(INFO) << "Receive wrong video note dimensions " << dimensions;
}
v->minithumbnail = std::move(minithumbnail);
v->thumbnail = std::move(thumbnail);
on_get_video_note(std::move(v), replace);
}
SecretInputMedia VideoNotesManager::get_secret_input_media(FileId video_note_file_id,
tl_object_ptr<telegram_api::InputEncryptedFile> input_file,
BufferSlice thumbnail, int32 layer) const {
const VideoNote *video_note = get_video_note(video_note_file_id);
CHECK(video_note != nullptr);
auto file_view = td_->file_manager_->get_file_view(video_note_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 (video_note->thumbnail.file_id.is_valid() && thumbnail.empty()) {
return SecretInputMedia{};
}
CHECK(layer >= SecretChatActor::VIDEO_NOTES_LAYER);
vector<tl_object_ptr<secret_api::DocumentAttribute>> attributes;
attributes.push_back(make_tl_object<secret_api::documentAttributeVideo66>(
secret_api::documentAttributeVideo66::ROUND_MESSAGE_MASK, true, video_note->duration,
video_note->dimensions.width, video_note->dimensions.height));
return SecretInputMedia{
std::move(input_file),
make_tl_object<secret_api::decryptedMessageMediaDocument>(
std::move(thumbnail), video_note->thumbnail.dimensions.width, video_note->thumbnail.dimensions.height,
"video/mp4", narrow_cast<int32>(file_view.size()), BufferSlice(encryption_key.key_slice()),
BufferSlice(encryption_key.iv_slice()), std::move(attributes), "")};
}
tl_object_ptr<telegram_api::InputMedia> VideoNotesManager::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);
}
if (file_view.has_url()) {
return make_tl_object<telegram_api::inputMediaDocumentExternal>(0, file_view.url(), 0);
}
if (input_file != nullptr) {
const VideoNote *video_note = get_video_note(file_id);
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if (video_note == nullptr) {
return nullptr;
}
vector<tl_object_ptr<telegram_api::DocumentAttribute>> attributes;
attributes.push_back(make_tl_object<telegram_api::documentAttributeVideo>(
telegram_api::documentAttributeVideo::ROUND_MESSAGE_MASK, false /*ignored*/, false /*ignored*/,
video_note->duration, video_note->dimensions.width ? video_note->dimensions.width : 240,
video_note->dimensions.height ? video_note->dimensions.height : 240));
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), "video/mp4",
std::move(attributes), vector<tl_object_ptr<telegram_api::InputDocument>>(), 0);
} else {
CHECK(!file_view.has_remote_location());
}
return nullptr;
}
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void VideoNotesManager::memory_cleanup() {
video_notes_.clear();
video_notes_.rehash(0);
}
} // namespace td