/*
 * Copyright (C) 2024 Mikhail Burakov. This file is part of streamer.
 *
 * streamer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * streamer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with streamer.  If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef STREAMER_AUDIO_H_
#define STREAMER_AUDIO_H_

#include <stdbool.h>
#include <stddef.h>

struct AudioContext;

struct AudioContextCallbacks {
  void (*OnAudioReady)(void* user, const void* buffer, size_t size,
                       size_t latency);
};

#ifdef USE_PIPEWIRE
struct AudioContext* AudioContextCreate(
    const char* audio_config, const struct AudioContextCallbacks* callbacks,
    void* user);
int AudioContextGetEventsFd(struct AudioContext* audio_context);
bool AudioContextProcessEvents(struct AudioContext* audio_context);
void AudioContextDestroy(struct AudioContext* audio_context);
#else  // USE_PIPEWIRE
#define AudioContextCreate(...) ((void*)~0)
#define AudioContextGetEventsFd(...) -1
#define AudioContextProcessEvents(...) false
#define AudioContextDestroy(...)
#endif

#endif  // STREAMER_AUDIO_H_