revert audio sound loading changes

examples/audio/audio_sound_loading.c

@@ -4,7 +4,7 @@
 *
 *   Example complexity rating: [★☆☆☆] 1/4
 *
-*   Example originally created with raylib 1.1, last time updated with raylib 6.0
+*   Example originally created with raylib 1.1, last time updated with raylib 3.5
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
 *   BSD-like license that allows static linking with closed source software
@@ -14,8 +14,6 @@
 ********************************************************************************************/
 
 #include "raylib.h"
-#include <stdlib.h> // Required for: malloc(), free()
-#include <string.h> // Required for: memcpy()
 
 //------------------------------------------------------------------------------------
 // Program main entry point
@@ -34,17 +32,6 @@ int main(void)
     Sound fxWav = LoadSound("resources/sound.wav");         // Load WAV audio file
     Sound fxOgg = LoadSound("resources/target.ogg");        // Load OGG audio file
 
-    bool soundReversed = false;
-
-    float *soundData = malloc(sizeof(float)*fxWav.frameCount*fxWav.stream.channels);
-    float *scratchSoundData = malloc(sizeof(float)*fxWav.frameCount*fxWav.stream.channels);
-
-    Wave wave = LoadWave("resources/sound.wav");
-    // Sounds always have 32bit sampleSize:
-    WaveFormat(&wave, fxWav.stream.sampleRate, 32, fxWav.stream.channels);
-    memcpy(soundData, wave.data, sizeof(float)*fxWav.frameCount*fxWav.stream.channels);
-    UnloadWave(wave);
-
     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
     //--------------------------------------------------------------------------------------
 
@@ -53,18 +40,6 @@ int main(void)
     {
         // Update
         //----------------------------------------------------------------------------------
-        if (IsKeyPressed(KEY_R))
-        {
-            soundReversed = !soundReversed;
-            for (unsigned int i = 0; i < fxWav.frameCount; i++)
-            {
-                unsigned int src = (soundReversed)? fxWav.frameCount - 1 - i : i;
-                // Sounds always have STEREO channels:
-                scratchSoundData[i * fxWav.stream.channels + 0] = soundData[src * fxWav.stream.channels + 0];
-                scratchSoundData[i * fxWav.stream.channels + 1] = soundData[src * fxWav.stream.channels + 1];
-            }
-            UpdateSound(fxWav, scratchSoundData, fxWav.frameCount);
-        }
         if (IsKeyPressed(KEY_SPACE)) PlaySound(fxWav);      // Play WAV sound
         if (IsKeyPressed(KEY_ENTER)) PlaySound(fxOgg);      // Play OGG sound
         //----------------------------------------------------------------------------------
@@ -76,9 +51,7 @@ int main(void)
             ClearBackground(RAYWHITE);
 
             DrawText("Press SPACE to PLAY the WAV sound!", 200, 180, 20, LIGHTGRAY);
-            DrawText(TextFormat("Press R to REVERSE the WAV sound : "), 120, 220, 20, LIGHTGRAY);
-            DrawText((soundReversed)? "BACKWARDS" : "FORWARDS", 525, 220, 20, (soundReversed)? MAROON : DARKGREEN);
-            DrawText("Press ENTER to PLAY the OGG sound!", 200, 260, 20, LIGHTGRAY);
+            DrawText("Press ENTER to PLAY the OGG sound!", 200, 220, 20, LIGHTGRAY);
 
         EndDrawing();
         //----------------------------------------------------------------------------------
@@ -86,8 +59,6 @@ int main(void)
 
     // De-Initialization
     //--------------------------------------------------------------------------------------
-    free(soundData);
-    free(scratchSoundData);
     UnloadSound(fxWav);     // Unload sound data
     UnloadSound(fxOgg);     // Unload sound data