1 files changed, 45 insertions, 7 deletions
diff --git a/include/sound.hpp b/include/sound.hpp
index 666d009..87e2e2d 100644
--- a/include/sound.hpp
+++ b/include/sound.hpp
@@ -18,20 +18,55 @@
 #ifndef GPU_SCREEN_RECORDER_H
 #define GPU_SCREEN_RECORDER_H
 
+#include <vector>
+#include <string>
+
 typedef struct {
     void *handle;
-    void *buffer;
-    int buffer_size;
     unsigned int frames;
 } SoundDevice;
 
+struct AudioDevice {
+    std::string name;
+    std::string description;
+};
+
+struct AudioDevices {
+    std::string default_output;
+    std::string default_input;
+    std::vector<AudioDevice> audio_inputs;
+};
+
+enum class AudioInputType {
+    DEVICE,
+    APPLICATION
+};
+
+struct AudioInput {
+    std::string name;
+    AudioInputType type = AudioInputType::DEVICE;
+    bool inverted = false;
+};
+
+struct MergedAudioInputs {
+    std::string track_name;
+    std::vector<AudioInput> audio_inputs;
+};
+
+typedef enum {
+    S16,
+    S32,
+    F32
+} AudioFormat;
+
 /*
-    Get a sound device by name, returning the device into the @device parameter.
-    The device should be closed with @sound_device_close after it has been used
-    to clean up internal resources.
+    Get a sound device by name, returning the device into the |device| parameter.
+    |device_name| can be a device name or "default_output" or "default_input".
+    If the device name is "default_output" or "default_input" then it will automatically switch which
+    device is records from when the default output/input is changed in the system audio settings.
     Returns 0 on success, or a negative value on failure.
 */
-int sound_device_get_by_name(SoundDevice *device, const char *name = "default", unsigned int num_channels = 2, unsigned int period_frame_size = 32);
+int sound_device_get_by_name(SoundDevice *device, const char *device_name, const char *description, unsigned int num_channels, unsigned int period_frame_size, AudioFormat audio_format);
 
 void sound_device_close(SoundDevice *device);
 
@@ -39,6 +74,9 @@ void sound_device_close(SoundDevice *device);
     Returns the next chunk of audio into @buffer.
     Returns the number of frames read, or a negative value on failure.
 */
-int sound_device_read_next_chunk(SoundDevice *device, void **buffer);
+int sound_device_read_next_chunk(SoundDevice *device, void **buffer, double timeout_sec, double *latency_seconds);
+
+AudioDevices get_pulseaudio_inputs();
+bool pulseaudio_server_is_pipewire();
 
 #endif /* GPU_SCREEN_RECORDER_H */