main.cpp

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/* SPDX-License-Identifier: MIT */
//  Includes
#include "ntv2dolbyplayer.h"
#include <signal.h>


using namespace std;


//  Globals
static bool     gGlobalQuit     (false);    //  Set this "true" to exit gracefully

static void SignalHandler (int inSignal)
{
    (void) inSignal;
    gGlobalQuit = true;
}


int main (int argc, const char ** argv)
{
    char *          pDeviceSpec     (AJA_NULL);     //  Device specifier string, if any
    char *          pPixelFormat    (AJA_NULL);     //  Pixel format argument
    char *          pFramesSpec     (AJA_NULL);     //  AutoCirculate frames spec
    char *          pDolbyFile      (AJA_NULL);     //  Optional path to Dolby audio file
    char *          pVideoFormat    (AJA_NULL);     //  Video format to use
    int             channelNumber   (2);            //  Channel/FrameStore to use
    int             doMultiFormat   (0);            //  MultiFormat mode?
    int             showVersion     (0);            //  Show version?
    int             noAudio         (0);            //  Disable audio tone?
    int             noVideo         (0);            //  Disable video?
    int             doRamp          (0);            //  Enable audio ramp
    AJAStatus status;

    AJADebug::Open();

    //  Command line option descriptions:
    const struct poptOption optionsTable [] =
    {
        {"version",       0,    POPT_ARG_NONE,      &showVersion,   0,  "show version & exit",          AJA_NULL                    },
        {"device",      'd',    POPT_ARG_STRING,    &pDeviceSpec,   0,  "device to use",                "index#, serial#, or model" },
        {"channel",     'c',    POPT_ARG_INT,       &channelNumber, 0,  "channel to use",               "2-4"                       },
        {"multiFormat", 'm',    POPT_ARG_NONE,      &doMultiFormat, 0,  "use multi-format/channel",     AJA_NULL                    },
        {"pixelFormat", 'p',    POPT_ARG_STRING,    &pPixelFormat,  0,  "pixel format to use",          "'?' or 'list' to list"     },
        {"frames",        0,    POPT_ARG_STRING,    &pFramesSpec,   0,  "frames to AutoCirculate",      "num[@min] or min-max"      },
        {"videoFormat", 'v',    POPT_ARG_STRING,    &pVideoFormat,  0,  "video format to produce",      "'?' or 'list' to list"     },
        {"dolby",         0,    POPT_ARG_STRING,    &pDolbyFile,    0,  "dolby audio to play",          "path to binary file"       },
        {"ramp",        'r',    POPT_ARG_NONE,      &doRamp,        0,  "audio data ramp",              AJA_NULL                    },
        {"noaudio",       0,    POPT_ARG_NONE,      &noAudio,       0,  "disable audio",                AJA_NULL                    },
        {"novideo",       0,    POPT_ARG_NONE,      &noVideo,       0,  "disable video",                AJA_NULL                    },
        POPT_AUTOHELP
        POPT_TABLEEND
    };

    CNTV2DemoCommon::Popt popt(argc, argv, optionsTable);
    if (!popt)
        {cerr << "## ERROR: " << popt.errorStr() << endl;  return 2;}
    if (!popt.otherArgs().empty())
        {cerr << "## WARNING: ignored argument(s): '" << aja::join(popt.otherArgs(), "', '") << "'" << endl;  return 2;}
    if (showVersion)
        {cout << argv[0] << ", NTV2 SDK " << ::NTV2Version() << endl;  return 0;}

    const string deviceSpec (pDeviceSpec ? pDeviceSpec : "0");
    DolbyPlayerConfig config(deviceSpec);

    //  Channel
    if ((channelNumber < 2)  ||  (channelNumber > 4))
        {cerr << "## ERROR:  Invalid channel number " << channelNumber << " -- expected 2 thru 4" << endl;  return 1;}
    config.fOutputChannel = NTV2Channel(channelNumber - 1);

    //  VideoFormat
    const string videoFormatStr (pVideoFormat  ?  pVideoFormat  :  "");
    config.fVideoFormat = videoFormatStr.empty()    ?   NTV2_FORMAT_1080i_5994
                                                    :   CNTV2DemoCommon::GetVideoFormatFromString(videoFormatStr, VIDEO_FORMATS_SDHD | VIDEO_FORMATS_4KUHD, deviceSpec);
    if (videoFormatStr == "?" || videoFormatStr == "list")
        {cout << CNTV2DemoCommon::GetVideoFormatStrings (VIDEO_FORMATS_SDHD | VIDEO_FORMATS_4KUHD, pDeviceSpec ? deviceSpec : "") << endl;  return 0;}
    else if (!videoFormatStr.empty() && config.fVideoFormat == NTV2_FORMAT_UNKNOWN)
    {
        cerr    << "## ERROR:  Invalid '--videoFormat' value '" << videoFormatStr << "' -- expected values:" << endl
                << CNTV2DemoCommon::GetVideoFormatStrings (VIDEO_FORMATS_SDHD | VIDEO_FORMATS_4KUHD, deviceSpec) << endl;
        return 2;
    }

    //  Pixel Format
    const string pixelFormatStr (pPixelFormat  ?  pPixelFormat  :  "");
    config.fPixelFormat = (pixelFormatStr.empty () ? NTV2_FBF_10BIT_YCBCR : CNTV2DemoCommon::GetPixelFormatFromString (pixelFormatStr));
    if (pixelFormatStr == "?" || pixelFormatStr == "list")
        {cout << CNTV2DemoCommon::GetPixelFormatStrings (PIXEL_FORMATS_ALL, pDeviceSpec ? deviceSpec : "") << endl;  return 0;}
    else if (!pixelFormatStr.empty () && !NTV2_IS_VALID_FRAME_BUFFER_FORMAT (config.fPixelFormat))
    {
        cerr    << "## ERROR:  Invalid '--pixelFormat' value '" << pixelFormatStr << "' -- expected values:" << endl
                << CNTV2DemoCommon::GetPixelFormatStrings (PIXEL_FORMATS_ALL, deviceSpec) << endl;
        return 2;
    }

    //  AutoCirculate Frames
    static const string legalFramesSpec ("{frameCount}[@{firstFrameNum}]  or  {firstFrameNum}-{lastFrameNum}");
    const string framesSpec (pFramesSpec ? pFramesSpec : "");
    if (!framesSpec.empty())
    {
        const string parseResult(config.fFrames.setFromString(framesSpec));
        if (!parseResult.empty())
            {cerr << "## ERROR:  Bad 'frames' spec '" << framesSpec << "'\n## " << parseResult << endl;  return 1;}
    }
    if (!config.fFrames.valid())
        {cerr << "## ERROR:  Bad 'frames' spec '" << framesSpec << "'\n## Expected " << legalFramesSpec << endl;  return 1;}
        
    if (noVideo  &&  noAudio)
        {cerr   << "## ERROR:  conflicting options '--novideo' and '--noaudio'" << endl;  return 1;}
        
    if (noAudio  &&  doRamp)
        {cerr   << "## ERROR:  conflicting options '--noaudio' and '--ramp'" << endl;  return 1;}
        
    if (noAudio  &&  pDolbyFile)
        {cerr   << "## ERROR:  conflicting options '--noaudio' and '--dolby'" << endl;  return 1;}
        
    if (doRamp  &&  pDolbyFile)
        {cerr   << "## ERROR:  conflicting options '--ramp' and '--dolby'" << endl;  return 1;}

    //Remaining options for this demo
    config.fSuppressAudio   = noAudio       ? true  : false;
    config.fSuppressVideo   = noVideo       ? true  : false;
    config.fDoMultiFormat   = doMultiFormat ? true  : false;    //  Multiformat mode?
    config.fDoRamp          = doRamp        ? true  : false;    //  inDoRamp
    config.fDoHDMIOutput    = true;  
    config.fDolbyFilePath = pDolbyFile  ?  pDolbyFile  :  "";

    {   //  Instantiate and initialize the NTV2DolbyPlayer object...
        NTV2DolbyPlayer player (config);
        status = player.Init();
        if (AJA_FAILURE(status))
            {cout << "## ERROR:  Initialization failed: " << ::AJAStatusToString(status) << endl;   return 1;}

        ::signal (SIGINT, SignalHandler);
        #if defined (AJAMac)
            ::signal (SIGHUP, SignalHandler);
            ::signal (SIGQUIT, SignalHandler);
        #endif

        //  Run the player...
        player.Run();

        cout    << "  Playout  Playout   Frames" << endl
                << "   Frames   Buffer  Dropped" << endl;
        do
        {   //  Poll its status until stopped...
            AUTOCIRCULATE_STATUS outputStatus;
            player.GetACStatus(outputStatus);
            cout    << setw(9) << outputStatus.GetProcessedFrameCount()
                    << setw(9) << outputStatus.GetDroppedFrameCount()
                    << setw(9) << outputStatus.GetBufferLevel() << "\r" << flush;
            AJATime::Sleep(2000);
        } while (player.IsRunning() && !gGlobalQuit);   //  loop til done
        cout << endl;
    }   //  NTV2DolbyPlayer scope
    return 0;
 
}   //  main