message texture cache + message image loader (no inline images yet)
This commit is contained in:
70
src/message_image_loader.cpp
Normal file
70
src/message_image_loader.cpp
Normal file
@@ -0,0 +1,70 @@
|
||||
#include "./message_image_loader.hpp"
|
||||
|
||||
#include "./image_loader_sdl_bmp.hpp"
|
||||
#include "./image_loader_stb.hpp"
|
||||
#include "./image_loader_webp.hpp"
|
||||
|
||||
#include <solanaceae/message3/components.hpp>
|
||||
|
||||
#include <iostream>
|
||||
#include <fstream>
|
||||
#include <cassert>
|
||||
#include <vector>
|
||||
|
||||
MessageImageLoader::MessageImageLoader(void) {
|
||||
_image_loaders.push_back(std::make_unique<ImageLoaderSDLBMP>());
|
||||
_image_loaders.push_back(std::make_unique<ImageLoaderWebP>());
|
||||
_image_loaders.push_back(std::make_unique<ImageLoaderSTB>());
|
||||
}
|
||||
|
||||
std::optional<TextureEntry> MessageImageLoader::load(TextureUploaderI& tu, Message3Handle m) {
|
||||
if (!static_cast<bool>(m)) {
|
||||
return std::nullopt;
|
||||
}
|
||||
|
||||
if (m.all_of<Message::Components::Transfer::FileInfoLocal>()) {
|
||||
const auto& file_list = m.get<Message::Components::Transfer::FileInfoLocal>().file_list;
|
||||
assert(!file_list.empty());
|
||||
const auto& file_path = file_list.front();
|
||||
|
||||
std::ifstream file(file_path, std::ios::binary);
|
||||
if (file.is_open()) {
|
||||
std::vector<uint8_t> tmp_buffer;
|
||||
while (file.good()) {
|
||||
auto ch = file.get();
|
||||
if (ch == EOF) {
|
||||
break;
|
||||
} else {
|
||||
tmp_buffer.push_back(ch);
|
||||
}
|
||||
}
|
||||
|
||||
// try all loaders after another
|
||||
for (auto& il : _image_loaders) {
|
||||
auto res = il->loadFromMemoryRGBA(tmp_buffer.data(), tmp_buffer.size());
|
||||
if (res.frames.empty() || res.height == 0 || res.width == 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
TextureEntry new_entry;
|
||||
new_entry.timestamp_last_rendered = getNowMS();
|
||||
new_entry.current_texture = 0;
|
||||
for (const auto& [ms, data] : res.frames) {
|
||||
const auto n_t = tu.uploadRGBA(data.data(), res.width, res.height);
|
||||
new_entry.textures.push_back(n_t);
|
||||
new_entry.frame_duration.push_back(ms);
|
||||
}
|
||||
|
||||
new_entry.width = res.width;
|
||||
new_entry.height = res.height;
|
||||
|
||||
std::cout << "MIL: loaded image file " << file_path << "\n";
|
||||
|
||||
return new_entry;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return std::nullopt;
|
||||
}
|
||||
|
Reference in New Issue
Block a user