cubeb-internal.h - mozsearch

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/*

 * Copyright © 2013 Mozilla Foundation

 * This program is made available under an ISC-style license.  See the

 * accompanying file LICENSE for details.

*/

#if !defined(CUBEB_INTERNAL_0eb56756_4e20_4404_a76d_42bf88cd15a5)

#define CUBEB_INTERNAL_0eb56756_4e20_4404_a76d_42bf88cd15a5

#include "cubeb/cubeb.h"

#include "cubeb_assert.h"

#include "cubeb_log.h"

#include <stdio.h>

#include <string.h>

#ifdef __clang__

#ifndef CLANG_ANALYZER_NORETURN

#if __has_feature(attribute_analyzer_noreturn)

#define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))

#else

#define CLANG_ANALYZER_NORETURN

#endif // ifndef CLANG_ANALYZER_NORETURN

#endif // __has_feature(attribute_analyzer_noreturn)

#else  // __clang__

#define CLANG_ANALYZER_NORETURN

#endif

#if defined(__cplusplus)

extern "C" {

#endif

#if defined(__cplusplus)

#endif

struct cubeb_ops {

  int (*init)(cubeb ** context, char const * context_name);

  char const * (*get_backend_id)(cubeb * context);

  int (*get_max_channel_count)(cubeb * context, uint32_t * max_channels);

  int (*get_min_latency)(cubeb * context, cubeb_stream_params params,

                         uint32_t * latency_ms);

  int (*get_preferred_sample_rate)(cubeb * context, uint32_t * rate);

  int (*get_supported_input_processing_params)(

      cubeb * context, cubeb_input_processing_params * params);

  int (*enumerate_devices)(cubeb * context, cubeb_device_type type,

                           cubeb_device_collection * collection);

  int (*device_collection_destroy)(cubeb * context,

                                   cubeb_device_collection * collection);

  void (*destroy)(cubeb * context);

  int (*stream_init)(cubeb * context, cubeb_stream ** stream,

                     char const * stream_name, cubeb_devid input_device,

                     cubeb_stream_params * input_stream_params,

                     cubeb_devid output_device,

                     cubeb_stream_params * output_stream_params,

                     unsigned int latency, cubeb_data_callback data_callback,

                     cubeb_state_callback state_callback, void * user_ptr);

  void (*stream_destroy)(cubeb_stream * stream);

  int (*stream_start)(cubeb_stream * stream);

  int (*stream_stop)(cubeb_stream * stream);

  int (*stream_get_position)(cubeb_stream * stream, uint64_t * position);

  int (*stream_get_latency)(cubeb_stream * stream, uint32_t * latency);

  int (*stream_get_input_latency)(cubeb_stream * stream, uint32_t * latency);

  int (*stream_set_volume)(cubeb_stream * stream, float volumes);

  int (*stream_set_name)(cubeb_stream * stream, char const * stream_name);

  int (*stream_get_current_device)(cubeb_stream * stream,

                                   cubeb_device ** const device);

  int (*stream_set_input_mute)(cubeb_stream * stream, int mute);

  int (*stream_set_input_processing_params)(

      cubeb_stream * stream, cubeb_input_processing_params params);

  int (*stream_device_destroy)(cubeb_stream * stream, cubeb_device * device);

  int (*stream_register_device_changed_callback)(

      cubeb_stream * stream,

      cubeb_device_changed_callback device_changed_callback);

  int (*register_device_collection_changed)(

      cubeb * context, cubeb_device_type devtype,

      cubeb_device_collection_changed_callback callback, void * user_ptr);

};

#endif /* CUBEB_INTERNAL_0eb56756_4e20_4404_a76d_42bf88cd15a5 */