build(android): support android platform (config and logging) (#3741)

src/config.cpp

@@ -32,7 +32,7 @@
   #include <shellapi.h>
 #endif
 
-#ifndef __APPLE__
+#if !defined(__ANDROID__) && !defined(__APPLE__)
   // For NVENC legacy constants
   #include <ffnvcodec/nvEncodeAPI.h>
 #endif
@@ -1038,9 +1038,12 @@ namespace config {
   }
 
   void apply_config(std::unordered_map<std::string, std::string> &&vars) {
+#ifndef __ANDROID__
+    // TODO: Android can possibly support this
     if (!fs::exists(stream.file_apps.c_str())) {
       fs::copy_file(SUNSHINE_ASSETS_DIR "/apps.json", stream.file_apps);
     }
+#endif
 
     for (auto &[name, val] : vars) {
       BOOST_LOG(info) << "config: '"sv << name << "' = "sv << val;
@@ -1066,7 +1069,7 @@ namespace config {
     bool_f(vars, "nvenc_opengl_vulkan_on_dxgi", video.nv_opengl_vulkan_on_dxgi);
     bool_f(vars, "nvenc_latency_over_power", video.nv_sunshine_high_power_mode);
 
-#ifndef __APPLE__
+#if !defined(__ANDROID__) && !defined(__APPLE__)
     video.nv_legacy.preset = video.nv.quality_preset + 11;
     video.nv_legacy.multipass = video.nv.two_pass == nvenc::nvenc_two_pass::quarter_resolution ? NV_ENC_TWO_PASS_QUARTER_RESOLUTION :
                                 video.nv.two_pass == nvenc::nvenc_two_pass::full_resolution    ? NV_ENC_TWO_PASS_FULL_RESOLUTION :