Remove some amount of glitchiness from portaudio initialization

include/audio/impl/channel.hpp

@@ -35,10 +35,10 @@ namespace audio::impl{
 		bool m_stopped;
 
 		//audio thread access only!
-		struct{
-			mixdata data;
-			size_t offset;
-		}m_playing_chunk = {};
+		struct alignas(64){
+			mixdata data = {};
+			size_t offset = 0;
+		}m_playing_chunk;
 
 	public:
 		channel();

include/audio/stream.hpp

@@ -65,7 +65,7 @@ namespace audio{
 		static PaStream* initialize_global_instance();
 		//to avoid using portaudio functions in the header
 		static int open_default_stream(PaStream**, int in_c, int out_c,
-		                               int fmt, double samplerate,
+		                               long unsigned int fmt, double samplerate,
 		                               size_t bufsize, detail::callback_iface* cb);
 		static int callback(const void* input, void* output, unsigned long framecount,
 		                    const PaStreamCallbackTimeInfo* /*timeInfo*/, PaStreamCallbackFlags /*statusFlags*/,