ndi_wrapper.h

Go to the documentation of this file.

// -------------------------------------------------------------------------------------------
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// This file is part of the AWS CDI-SDK, licensed under the BSD 2-Clause "Simplified" License.
// License details at: https://github.com/aws/aws-cdi-sdk/blob/mainline/LICENSE
// -------------------------------------------------------------------------------------------
 
#ifndef NDI_WRAPPER_H__
#define NDI_WRAPPER_H__
 
#include <stdbool.h>
#include <stdint.h>
 
#include "cdi_baseline_profile_02_00_api.h"
#include "cdi_log_api.h"
#include "cdi_os_api.h"
#include "fifo_api.h"
#include "cdi_pool_api.h"
#include <Processing.NDI.Lib.h>
 
//*********************************************************************************************************************
//***************************************** START OF DEFINITIONS AND TYPES ********************************************
//*********************************************************************************************************************
 
typedef struct TestConnectionInfo TestConnectionInfo; 
typedef struct TestSettings TestSettings; 
 
typedef enum {
    kNdiVideo = 0,      
    kNdiAudio = 1,      
    kNdiMetaData = 2,   
} NdiFrameType;
 
typedef struct {
    TestConnectionInfo* connect_info_ptr;       
    NdiFrameType frame_type;                    
    union NdiDataType {
        NDIlib_video_frame_v2_t video_frame;    
        NDIlib_audio_frame_v2_t audio_frame;    
        NDIlib_metadata_frame_t metadata;       
    } data;                                     
    int p_data_size;                            
    volatile uint32_t ref_count;                
 
     CdiSgList rx_sgl;                           
} FrameData;
 
typedef struct {
    uint32_t ndi_time_in_s;     
    int64_t ndi_time_in_ms;     
    uint32_t ndi_time_in_ns;    
} NdiTime;
 
//*********************************************************************************************************************
//******************************************* START OF PUBLIC FUNCTIONS ***********************************************
//*********************************************************************************************************************
 
bool NdiInitialize(void);
 
void NdiShowSources(void);
 
NDIlib_recv_instance_t NdiCreateReceiver(const TestSettings* test_settings_ptr);
 
NDIlib_send_instance_t NdiCreateSender(const TestSettings* test_settings_ptr);
 
void NdiReleasePayload(FrameData* arg_ptr);
 
CdiReturnStatus NdiConvertNdiToCdi(FrameData* arg_ptr, int* data_size_ptr, void** data_ptr, int64_t* timestamp_ptr,
                                   CdiAvmBaselineConfig* avm_baseline_config_ptr);
 
CdiReturnStatus NdiConvertCdiToNdi(const CdiPtpTimestamp* cdi_timestamp_ptr, const CdiAvmBaselineConfig* avm_config_ptr,
                                   int payload_size, const CdiSgList* sgl_ptr, FrameData* frame_data_ptr);
 
CDI_THREAD NdiReceivePayloadThread(void* ndi_thread_data_ptr);
 
CDI_THREAD NdiTransmitPayloadThread(void* ndi_thread_data_ptr);
 
NdiTime NdiTimeBreakdown(int64_t ndi_timestamp);
 
#endif // NDI_WRAPPER_H__