initial commit

include/audio.h

@@ -0,0 +1,37 @@
+#ifndef AUDIO_H
+#define AUDIO_H
+
+#include <alsa/asoundlib.h>
+#include <stdint.h>
+
+typedef struct {
+    snd_pcm_t *pcm_handle;
+    int is_recording;
+    int sample_rate;
+    int channels;
+    int capture_audio; // New flag for dynamic audio recording toggle (1 = enabled, 0 = disabled)
+} AudioContext;
+
+/* Initialize and configure ALSA capture */
+AudioContext* audio_init();
+
+/* Start audio capture */
+int audio_start(AudioContext* ctx);
+
+/* Stop audio capture */
+int audio_stop(AudioContext* ctx);
+
+/* Cleanup audio capture resources */
+void audio_cleanup(AudioContext* ctx);
+
+/* Capture audio into the provided buffer.
+   Returns the number of frames captured. */
+int audio_capture(AudioContext* ctx, uint8_t *buffer, int buffer_size);
+
+/* Set dynamic audio capture toggle.
+   If enabled is 1, audio will be captured; if 0, audio capture is skipped.
+*/
+void audio_set_capture(AudioContext* ctx, int enabled);
+
+#endif // AUDIO_H
+