CXX := xcrun clang++
SWIFT := xcrun swiftc
FFMPEG := libavformat libavcodec libavutil libswresample libswscale
FF_CFLAGS := $(shell pkg-config --cflags $(FFMPEG))
FF_LIBS := $(shell pkg-config --libs $(FFMPEG))
ARCH := $(shell uname -m)
CXXFLAGS := -std=c++20 -mmacosx-version-min=15.0 -O2 -g -Wall -Wextra -Wno-unused-parameter $(FF_CFLAGS)
FRAMEWORKS := -framework AppKit -framework AudioToolbox -framework CoreAudio -framework Metal -framework MetalKit -framework QuartzCore
OBJECTS := .build/player.o .build/Output.o
APP := .build/Player.app

.PHONY: all run check
all: $(APP)/Contents/MacOS/Player $(APP)/Contents/Info.plist

.build:
	mkdir -p $@

.build/player.o: Sources/Core/player.cpp Sources/Core/player.h Sources/Core/player_macos.h Sources/Core/output.hpp Makefile | .build
	$(CXX) $(CXXFLAGS) -c $< -o $@

.build/Output.o: Sources/macOS/Output.mm Sources/Core/output.hpp Makefile | .build
	$(CXX) $(CXXFLAGS) -fobjc-arc -c $< -o $@

$(APP)/Contents/MacOS/Player: Sources/App/PlayerApp.swift $(OBJECTS) Makefile
	mkdir -p $(APP)/Contents/MacOS
	$(SWIFT) -target $(ARCH)-apple-macosx15.0 -swift-version 6 -parse-as-library -O -g -import-objc-header Sources/Core/player_macos.h $< $(OBJECTS) $(FF_LIBS) $(FRAMEWORKS) -lc++ -o $@

$(APP)/Contents/Info.plist: Resources/Info.plist
	mkdir -p $(APP)/Contents
	cp $< $@

run: all
	open $(APP)

.build/playback-check: Checks/playback.mm $(OBJECTS) Makefile
	$(CXX) $(CXXFLAGS) -fobjc-arc $< $(OBJECTS) $(FF_LIBS) $(FRAMEWORKS) -o $@

check: .build/playback-check
	mkdir -p .build/fixtures
	ffmpeg -hide_banner -loglevel error -y -f lavfi -i testsrc2=size=320x180:rate=24 -f lavfi -i sine=frequency=440:sample_rate=44100 -t 4 -c:v mpeg4 -bf 2 -c:a aac .build/fixtures/av.mp4
	ffmpeg -hide_banner -loglevel error -y -i .build/fixtures/av.mp4 -an -c:v copy .build/fixtures/video.mp4
	ffmpeg -hide_banner -loglevel error -y -i .build/fixtures/av.mp4 -vn -c:a pcm_s16le .build/fixtures/audio.wav
	ffmpeg -hide_banner -loglevel error -y -f lavfi -i testsrc2=size=160x90:rate=12 -t 1 -vf 'format=yuv420p10le,setparams=color_primaries=bt2020:color_trc=smpte2084:colorspace=bt2020nc' -c:v ffv1 .build/fixtures/hdr.mkv
	.build/playback-check .build/fixtures