341 lines
12 KiB
C++
341 lines
12 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/VideosManager.h"
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#include "td/telegram/secret_api.h"
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#include "td/telegram/td_api.h"
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#include "td/telegram/telegram_api.h"
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#include "td/telegram/files/FileManager.h"
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#include "td/telegram/Td.h"
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#include "td/utils/logging.h"
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#include "td/utils/misc.h"
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#include "td/utils/Status.h"
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namespace td {
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VideosManager::VideosManager(Td *td) : td_(td) {
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}
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int32 VideosManager::get_video_duration(FileId file_id) const {
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auto it = videos_.find(file_id);
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if (it == videos_.end() || it->second == nullptr) {
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return 0;
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}
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return it->second->duration;
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}
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tl_object_ptr<td_api::video> VideosManager::get_video_object(FileId file_id) {
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if (!file_id.is_valid()) {
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return nullptr;
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}
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auto &video = videos_[file_id];
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if (video == nullptr) {
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return nullptr;
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}
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video->is_changed = false;
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auto thumbnail = video->animated_thumbnail.file_id.is_valid()
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? get_thumbnail_object(td_->file_manager_.get(), video->animated_thumbnail, PhotoFormat::Mpeg4)
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: get_thumbnail_object(td_->file_manager_.get(), video->thumbnail, PhotoFormat::Jpeg);
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return make_tl_object<td_api::video>(video->duration, video->dimensions.width, video->dimensions.height,
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video->file_name, video->mime_type, video->has_stickers,
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video->supports_streaming, get_minithumbnail_object(video->minithumbnail),
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std::move(thumbnail), td_->file_manager_->get_file_object(file_id));
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}
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FileId VideosManager::on_get_video(unique_ptr<Video> new_video, bool replace) {
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auto file_id = new_video->file_id;
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CHECK(file_id.is_valid());
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LOG(INFO) << "Receive video " << file_id;
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auto &v = videos_[file_id];
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if (v == nullptr) {
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v = std::move(new_video);
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} else if (replace) {
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CHECK(v->file_id == new_video->file_id);
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if (v->mime_type != new_video->mime_type) {
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LOG(DEBUG) << "Video " << file_id << " MIME type has changed";
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v->mime_type = new_video->mime_type;
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v->is_changed = true;
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}
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if (v->duration != new_video->duration || v->dimensions != new_video->dimensions ||
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v->supports_streaming != new_video->supports_streaming) {
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LOG(DEBUG) << "Video " << file_id << " info has changed";
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v->duration = new_video->duration;
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v->dimensions = new_video->dimensions;
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v->supports_streaming = new_video->supports_streaming;
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v->is_changed = true;
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}
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if (v->file_name != new_video->file_name) {
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LOG(DEBUG) << "Video " << file_id << " file name has changed";
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v->file_name = std::move(new_video->file_name);
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v->is_changed = true;
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}
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if (v->minithumbnail != new_video->minithumbnail) {
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v->minithumbnail = std::move(new_video->minithumbnail);
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v->is_changed = true;
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}
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if (v->thumbnail != new_video->thumbnail) {
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if (!v->thumbnail.file_id.is_valid()) {
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LOG(DEBUG) << "Video " << file_id << " thumbnail has changed";
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} else {
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LOG(INFO) << "Video " << file_id << " thumbnail has changed from " << v->thumbnail << " to "
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<< new_video->thumbnail;
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}
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v->thumbnail = new_video->thumbnail;
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v->is_changed = true;
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}
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if (v->animated_thumbnail != new_video->animated_thumbnail) {
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if (!v->animated_thumbnail.file_id.is_valid()) {
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LOG(DEBUG) << "Video " << file_id << " animated thumbnail has changed";
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} else {
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LOG(INFO) << "Video " << file_id << " animated thumbnail has changed from " << v->animated_thumbnail << " to "
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<< new_video->animated_thumbnail;
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}
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v->animated_thumbnail = new_video->animated_thumbnail;
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v->is_changed = true;
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}
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if (v->has_stickers != new_video->has_stickers && new_video->has_stickers) {
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v->has_stickers = new_video->has_stickers;
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v->is_changed = true;
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}
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if (v->sticker_file_ids != new_video->sticker_file_ids && !new_video->sticker_file_ids.empty()) {
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v->sticker_file_ids = std::move(new_video->sticker_file_ids);
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v->is_changed = true;
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}
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}
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return file_id;
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}
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const VideosManager::Video *VideosManager::get_video(FileId file_id) const {
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auto video = videos_.find(file_id);
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if (video == videos_.end() ||
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video->second == nullptr ||
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video->second->file_id != file_id) {
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return make_unique<Video>().get();
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}
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return video->second.get();
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}
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FileId VideosManager::get_video_thumbnail_file_id(FileId file_id) const {
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auto video = get_video(file_id);
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if (video == nullptr) {
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return FileId();
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}
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return video->thumbnail.file_id;
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}
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FileId VideosManager::get_video_animated_thumbnail_file_id(FileId file_id) const {
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auto video = get_video(file_id);
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if (video == nullptr) {
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return FileId();
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}
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return video->animated_thumbnail.file_id;
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}
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void VideosManager::delete_video_thumbnail(FileId file_id) {
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auto &video = videos_[file_id];
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if (video == nullptr) {
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return;
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}
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video->thumbnail = PhotoSize();
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video->animated_thumbnail = AnimationSize();
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}
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FileId VideosManager::dup_video(FileId new_id, FileId old_id) {
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const Video *old_video = get_video(old_id);
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CHECK(old_video != nullptr);
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auto &new_video = videos_[new_id];
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CHECK(!new_video);
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new_video = make_unique<Video>(*old_video);
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new_video->file_id = new_id;
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new_video->thumbnail.file_id = td_->file_manager_->dup_file_id(new_video->thumbnail.file_id);
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new_video->animated_thumbnail.file_id = td_->file_manager_->dup_file_id(new_video->animated_thumbnail.file_id);
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return new_id;
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}
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bool VideosManager::merge_videos(FileId new_id, FileId old_id, bool can_delete_old) {
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if (!old_id.is_valid()) {
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LOG(ERROR) << "Old file identifier is invalid";
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return true;
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}
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LOG(INFO) << "Merge videos " << new_id << " and " << old_id;
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const Video *old_ = get_video(old_id);
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CHECK(old_ != nullptr);
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if (old_id == new_id) {
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return old_->is_changed;
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}
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auto new_it = videos_.find(new_id);
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if (new_it == videos_.end() || new_it->second == nullptr) {
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auto &old = videos_[old_id];
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old->is_changed = true;
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if (!can_delete_old) {
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dup_video(new_id, old_id);
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} else {
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old->file_id = new_id;
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videos_.emplace(new_id, std::move(old));
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}
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} else {
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Video *new_ = new_it->second.get();
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CHECK(new_ != nullptr);
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if (!old_->mime_type.empty() && old_->mime_type != new_->mime_type) {
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LOG(INFO) << "Video has changed: mime_type = (" << old_->mime_type << ", " << new_->mime_type << ")";
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}
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new_->is_changed = true;
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if (old_->thumbnail != new_->thumbnail) {
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// LOG_STATUS(td_->file_manager_->merge(new_->thumbnail.file_id, old_->thumbnail.file_id));
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}
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}
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LOG_STATUS(td_->file_manager_->merge(new_id, old_id));
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if (can_delete_old) {
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videos_.erase(old_id);
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}
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return true;
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}
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void VideosManager::create_video(FileId file_id, string minithumbnail, PhotoSize thumbnail,
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AnimationSize animated_thumbnail, bool has_stickers, vector<FileId> &&sticker_file_ids,
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string file_name, string mime_type, int32 duration, Dimensions dimensions,
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bool supports_streaming, bool replace) {
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auto v = make_unique<Video>();
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v->file_id = file_id;
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v->file_name = std::move(file_name);
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v->mime_type = std::move(mime_type);
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v->duration = max(duration, 0);
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v->dimensions = dimensions;
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if (G()->shared_config().get_option_boolean("disable_minithumbnails")) {
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v->minithumbnail = "";
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} else {
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v->minithumbnail = std::move(minithumbnail);
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}
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v->thumbnail = std::move(thumbnail);
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v->animated_thumbnail = std::move(animated_thumbnail);
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v->supports_streaming = supports_streaming;
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v->has_stickers = has_stickers;
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v->sticker_file_ids = std::move(sticker_file_ids);
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on_get_video(std::move(v), replace);
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}
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SecretInputMedia VideosManager::get_secret_input_media(FileId video_file_id,
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tl_object_ptr<telegram_api::InputEncryptedFile> input_file,
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const string &caption, BufferSlice thumbnail) const {
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const Video *video = get_video(video_file_id);
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CHECK(video != nullptr);
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auto file_view = td_->file_manager_->get_file_view(video_file_id);
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auto &encryption_key = file_view.encryption_key();
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if (!file_view.is_encrypted_secret() || encryption_key.empty()) {
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return SecretInputMedia{};
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}
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if (file_view.has_remote_location()) {
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input_file = file_view.main_remote_location().as_input_encrypted_file();
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}
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if (!input_file) {
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return SecretInputMedia{};
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}
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if (video->thumbnail.file_id.is_valid() && thumbnail.empty()) {
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return {};
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}
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return SecretInputMedia{
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std::move(input_file),
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make_tl_object<secret_api::decryptedMessageMediaVideo>(
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std::move(thumbnail), video->thumbnail.dimensions.width, video->thumbnail.dimensions.height, video->duration,
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video->mime_type, video->dimensions.width, video->dimensions.height, narrow_cast<int32>(file_view.size()),
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BufferSlice(encryption_key.key_slice()), BufferSlice(encryption_key.iv_slice()), caption)};
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}
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tl_object_ptr<telegram_api::InputMedia> VideosManager::get_input_media(
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FileId file_id, tl_object_ptr<telegram_api::InputFile> input_file,
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tl_object_ptr<telegram_api::InputFile> input_thumbnail, int32 ttl) const {
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if (!file_id.is_valid()) {
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LOG_IF(ERROR, ttl == 0) << "Video has invalid file_id";
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return nullptr;
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}
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auto file_view = td_->file_manager_->get_file_view(file_id);
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if (file_view.is_encrypted()) {
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return nullptr;
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}
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if (file_view.has_remote_location() && !file_view.main_remote_location().is_web() && input_file == nullptr) {
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int32 flags = 0;
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if (ttl != 0) {
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flags |= telegram_api::inputMediaDocument::TTL_SECONDS_MASK;
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}
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return make_tl_object<telegram_api::inputMediaDocument>(flags, file_view.main_remote_location().as_input_document(),
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ttl, string());
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}
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if (file_view.has_url()) {
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int32 flags = 0;
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if (ttl != 0) {
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flags |= telegram_api::inputMediaDocumentExternal::TTL_SECONDS_MASK;
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}
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return make_tl_object<telegram_api::inputMediaDocumentExternal>(flags, file_view.url(), ttl);
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}
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if (input_file != nullptr) {
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const Video *video = get_video(file_id);
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CHECK(video != nullptr);
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int32 attribute_flags = 0;
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if (video->supports_streaming) {
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attribute_flags |= telegram_api::documentAttributeVideo::SUPPORTS_STREAMING_MASK;
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}
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vector<tl_object_ptr<telegram_api::DocumentAttribute>> attributes;
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attributes.push_back(make_tl_object<telegram_api::documentAttributeVideo>(
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attribute_flags, false /*ignored*/, false /*ignored*/, video->duration, video->dimensions.width,
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video->dimensions.height));
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if (!video->file_name.empty()) {
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attributes.push_back(make_tl_object<telegram_api::documentAttributeFilename>(video->file_name));
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}
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int32 flags = telegram_api::inputMediaUploadedDocument::NOSOUND_VIDEO_MASK;
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vector<tl_object_ptr<telegram_api::InputDocument>> added_stickers;
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if (video->has_stickers) {
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flags |= telegram_api::inputMediaUploadedDocument::STICKERS_MASK;
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added_stickers = td_->file_manager_->get_input_documents(video->sticker_file_ids);
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}
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string mime_type = video->mime_type;
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if (!begins_with(mime_type, "video/") || ttl > 0) {
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mime_type = "video/mp4";
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}
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if (ttl != 0) {
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flags |= telegram_api::inputMediaUploadedDocument::TTL_SECONDS_MASK;
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}
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if (input_thumbnail != nullptr) {
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flags |= telegram_api::inputMediaUploadedDocument::THUMB_MASK;
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}
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return make_tl_object<telegram_api::inputMediaUploadedDocument>(
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flags, false /*ignored*/, false /*ignored*/, std::move(input_file), std::move(input_thumbnail), mime_type,
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std::move(attributes), std::move(added_stickers), ttl);
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} else {
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CHECK(!file_view.has_remote_location());
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}
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return nullptr;
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}
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string VideosManager::get_video_search_text(FileId file_id) const {
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auto *video = get_video(file_id);
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CHECK(video != nullptr);
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return video->file_name;
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}
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void VideosManager::memory_cleanup() {
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videos_.clear();
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videos_.rehash(0);
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}
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void VideosManager::memory_stats(vector<string> &output) {
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output.push_back("\"videos_\":"); output.push_back(std::to_string(videos_.size()));
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}
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} // namespace td
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