media_transformer.h

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#ifndef MEDIA_TRANSFORMER_H
#define MEDIA_TRANSFORMER_H

#include "audio_data.h"
#include "video_frame.h"

OTC_BEGIN_DECL

#define OTC_MEDIA_TRANSFORMER_ERROR_SPACE 0x0A000000

enum otc_media_transformer_error_code {
  OTC_MEDIA_TRANSFORMER_INTERNAL_ERROR =
      OTC_MEDIA_TRANSFORMER_ERROR_SPACE,
  OTC_MEDIA_TRANSFORMER_INVALID_TYPE,
  OTC_MEDIA_TRANSFORMER_NAME_NOT_PROVIDED,
  OTC_MEDIA_TRANSFORMER_CUSTOM_CALLBACK_NOT_PROVIDED,
  OTC_MEDIA_TRANSFORMER_PROPERTIES_NOT_PROVIDED,
  OTC_MEDIA_TRANSFORMER_MODEL_NOT_FOUND,
  OTC_MEDIA_TRANSFORMER_OPENTOK_TRANSFORMERS_LIBRARY_NOT_LOADED,
  OTC_MEDIA_TRANSFORMER_OPENTOK_TRANSFORMERS_SYMBOL_NOT_FOUND
};

typedef struct otc_video_transformer otc_video_transformer;

typedef struct otc_audio_transformer otc_audio_transformer;

enum otc_media_transformer_type {
    OTC_MEDIA_TRANSFORMER_TYPE_CUSTOM = 0,
    OTC_MEDIA_TRANSFORMER_TYPE_VONAGE
};

OTC_DECL(struct otc_video_transformer*)
otc_video_transformer_create(
    enum otc_media_transformer_type type,
    const char* name,
    const char* properties,
    video_transform_callback cb,
    void* user_data);

OTC_DECL(struct otc_audio_transformer*)
otc_audio_transformer_create(
    enum otc_media_transformer_type type,
    const char* name,
    const char* properties,
    audio_transform_callback cb,
    void* user_data);

OTC_DECL(otc_status)
otc_video_transformer_delete(
    struct otc_video_transformer* video_transformer);

OTC_DECL(otc_status)
otc_audio_transformer_delete(
    struct otc_audio_transformer* audio_transformer);

OTC_DECL(const char*) otc_get_media_transformers_error_message(int error);

OTC_END_DECL

#endif /* MEDIA_TRANSFORMER_H */