Added SDL 1c0f6952e65e.

libs/SDL2/test/testmultiaudio.c

@@ -11,6 +11,12 @@
 */
 #include "SDL.h"
 
+#include <stdio.h> /* for fflush() and stdout */
+
+#ifdef __EMSCRIPTEN__
+#include <emscripten/emscripten.h>
+#endif
+
 static SDL_AudioSpec spec;
 static Uint8 *sound = NULL;     /* Pointer to wave data */
 static Uint32 soundlen = 0;     /* Length of wave data */
@@ -22,6 +28,8 @@ typedef struct
     volatile int done;
 } callback_data;
 
+callback_data cbd[64];
+
 void SDLCALL
 play_through_once(void *arg, Uint8 * stream, int len)
 {
@@ -42,12 +50,32 @@ play_through_once(void *arg, Uint8 * stream, int len)
     }
 }
 
+void
+loop()
+{
+    if(cbd[0].done) {
+#ifdef __EMSCRIPTEN__
+        emscripten_cancel_main_loop();
+#endif
+        SDL_PauseAudioDevice(cbd[0].dev, 1);
+        SDL_CloseAudioDevice(cbd[0].dev);
+        SDL_FreeWAV(sound);
+        SDL_Quit();
+    }
+}
+
 static void
 test_multi_audio(int devcount)
 {
-    callback_data cbd[64];
     int keep_going = 1;
     int i;
+    
+#ifdef __ANDROID__  
+    SDL_Event event;
+  
+    /* Create a Window to get fully initialized event processing for testing pause on Android. */
+    SDL_CreateWindow("testmultiaudio", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 320, 240, 0);
+#endif
 
     if (devcount > 64) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Too many devices (%d), clamping to 64...\n",
@@ -69,9 +97,19 @@ test_multi_audio(int devcount)
             SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Open device failed: %s\n", SDL_GetError());
         } else {
             SDL_PauseAudioDevice(cbd[0].dev, 0);
+#ifdef __EMSCRIPTEN__
+            emscripten_set_main_loop(loop, 0, 1);
+#else
             while (!cbd[0].done)
+            {
+                #ifdef __ANDROID__                
+                /* Empty queue, some application events would prevent pause. */
+                while (SDL_PollEvent(&event)){}
+                #endif                
                 SDL_Delay(100);
+            }
             SDL_PauseAudioDevice(cbd[0].dev, 1);
+#endif
             SDL_Log("done.\n");
             SDL_CloseAudioDevice(cbd[0].dev);
         }
@@ -102,9 +140,15 @@ test_multi_audio(int devcount)
                 keep_going = 1;
             }
         }
+        #ifdef __ANDROID__        
+        /* Empty queue, some application events would prevent pause. */
+        while (SDL_PollEvent(&event)){}
+        #endif        
+
         SDL_Delay(100);
     }
 
+#ifndef __EMSCRIPTEN__
     for (i = 0; i < devcount; i++) {
         if (cbd[i].dev) {
             SDL_PauseAudioDevice(cbd[i].dev, 1);
@@ -113,6 +157,7 @@ test_multi_audio(int devcount)
     }
 
     SDL_Log("All done!\n");
+#endif
 }
 
 
@@ -131,7 +176,7 @@ main(int argc, char **argv)
     }
 
     SDL_Log("Using audio driver: %s\n", SDL_GetCurrentAudioDriver());
-
+    
     devcount = SDL_GetNumAudioDevices(0);
     if (devcount < 1) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Don't see any specific audio devices!\n");