Cleanup the examples' includes

examples/alffplay.cpp

@@ -8,29 +8,44 @@
 #include <functional>
 #include <algorithm>
 #include <iostream>
+#include <utility>
 #include <iomanip>
+#include <cstdint>
 #include <cstring>
-#include <limits>
-#include <thread>
-#include <chrono>
+#include <cstdlib>
 #include <atomic>
+#include <cerrno>
+#include <chrono>
+#include <cstdio>
+#include <memory>
+#include <string>
+#include <thread>
 #include <vector>
-#include <mutex>
-#include <deque>
 #include <array>
 #include <cmath>
-#include <string>
+#include <deque>
+#include <mutex>
+#include <ratio>
 
 extern "C" {
 #include "libavcodec/avcodec.h"
 #include "libavformat/avformat.h"
 #include "libavformat/avio.h"
-#include "libavutil/time.h"
+#include "libavformat/version.h"
+#include "libavutil/avutil.h"
+#include "libavutil/error.h"
+#include "libavutil/frame.h"
+#include "libavutil/mem.h"
 #include "libavutil/pixfmt.h"
-#include "libavutil/avstring.h"
+#include "libavutil/rational.h"
+#include "libavutil/samplefmt.h"
+#include "libavutil/time.h"
+#include "libavutil/version.h"
 #include "libavutil/channel_layout.h"
 #include "libswscale/swscale.h"
 #include "libswresample/swresample.h"
+
+struct SwsContext;
 }
 
 #include "SDL.h"

examples/alhrtf.c

@@ -24,11 +24,14 @@
 
 /* This file contains an example for selecting an HRTF. */
 
-#include <stdio.h>
 #include <assert.h>
 #include <math.h>
+#include <stdio.h>
+#include <string.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
 #include "AL/alc.h"

examples/allatency.c

@@ -27,10 +27,11 @@
 #include <stdio.h>
 #include <assert.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
-#include "AL/alc.h"
 #include "AL/alext.h"
 
 #include "common/alhelpers.h"

examples/alloopback.c

@@ -26,11 +26,14 @@
  * output handling.
  */
 
-#include <stdio.h>
 #include <assert.h>
 #include <math.h>
+#include <stdio.h>
 
-#include <SDL.h>
+#include "SDL.h"
+#include "SDL_audio.h"
+#include "SDL_error.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
 #include "AL/alc.h"

examples/almultireverb.c

@@ -29,15 +29,18 @@
  * listener.
  */
 
-#include <stdio.h>
 #include <assert.h>
 #include <math.h>
+#include <stdio.h>
+#include <string.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
 #include "AL/alc.h"
-#include "AL/alext.h"
+#include "AL/efx.h"
 #include "AL/efx-presets.h"
 
 #include "common/alhelpers.h"

examples/alplay.c

@@ -27,10 +27,11 @@
 #include <stdio.h>
 #include <assert.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
-#include "AL/alc.h"
 
 #include "common/alhelpers.h"
 

examples/alrecord.c

@@ -28,7 +28,6 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
-#include <math.h>
 
 #include "AL/al.h"
 #include "AL/alc.h"

examples/alreverb.c

@@ -27,11 +27,13 @@
 #include <stdio.h>
 #include <assert.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
 #include "AL/alc.h"
-#include "AL/alext.h"
+#include "AL/efx.h"
 #include "AL/efx-presets.h"
 
 #include "common/alhelpers.h"

examples/alstream.c

@@ -27,14 +27,13 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <signal.h>
 #include <assert.h>
 
-#include <SDL_sound.h>
+#include "SDL_sound.h"
+#include "SDL_audio.h"
+#include "SDL_stdinc.h"
 
 #include "AL/al.h"
-#include "AL/alc.h"
-#include "AL/alext.h"
 
 #include "common/alhelpers.h"
 

examples/common/alhelpers.c

@@ -28,16 +28,14 @@
  * finding an appropriate buffer format, and getting readable strings for
  * channel configs and sample types. */
 
-#include <time.h>
+#include "alhelpers.h"
+
 #include <stdio.h>
 #include <errno.h>
 #include <string.h>
 
 #include "AL/al.h"
 #include "AL/alc.h"
-#include "AL/alext.h"
-
-#include "alhelpers.h"
 
 
 /* InitAL opens a device and sets up a context using default attributes, making

examples/common/alhelpers.h

@@ -1,9 +1,7 @@
 #ifndef ALHELPERS_H
 #define ALHELPERS_H
 
-#include "AL/alc.h"
 #include "AL/al.h"
-#include "AL/alext.h"
 
 #ifdef __cplusplus
 extern "C" {