C++ GF_REGISTER_MODULE_INTERFACE函数代码示例

static void *NewGAPIVideoOutput()
{
	GAPIPriv *priv;
	GF_VideoOutput *driv = (GF_VideoOutput *) gf_malloc(sizeof(GF_VideoOutput));
	memset(driv, 0, sizeof(GF_VideoOutput));
	GF_REGISTER_MODULE_INTERFACE(driv, GF_VIDEO_OUTPUT_INTERFACE, "GAPI Video Output", "gpac distribution")

	priv = (GAPIPriv *) gf_malloc(sizeof(GAPIPriv));
	memset(priv, 0, sizeof(GAPIPriv));
	priv->mx = gf_mx_new("GAPI");
	driv->opaque = priv;

#ifdef GPAC_USE_OGL_ES
	driv->hw_caps = GF_VIDEO_HW_OPENGL | GF_VIDEO_HW_OPENGL_OFFSCREEN | GF_VIDEO_HW_OPENGL_OFFSCREEN_ALPHA;
#endif
	/*rgb, yuv to do*/

	driv->Setup = GAPI_Setup;
	driv->Shutdown = GAPI_Shutdown;
	driv->Flush = GAPI_Flush;
	driv->ProcessEvent = GAPI_ProcessEvent;
	driv->Blit = NULL;
	driv->LockBackBuffer = GAPI_LockBackBuffer;
	driv->SetFullScreen = GAPI_SetFullScreen;
	return (void *)driv;
}

static void *EPOC_vout_new()
{
	EPOCVideo *priv;
	GF_VideoOutput *driv;
	GF_SAFEALLOC(driv, GF_VideoOutput);
	GF_REGISTER_MODULE_INTERFACE(driv, GF_VIDEO_OUTPUT_INTERFACE, "EPOC Video Output", "gpac distribution")

	GF_SAFEALLOC(priv, EPOCVideo);
	driv->opaque = priv;

	/*alpha and keying to do*/
	driv->hw_caps = 0;
#ifdef GPAC_USE_OGL_ES
	/*no offscreen opengl with epoc at the moment*/
	driv->hw_caps |= GF_VIDEO_HW_OPENGL;
#endif

	driv->Setup = EVID_Setup;
	driv->Shutdown = EVID_Shutdown;
	driv->Flush = EVID_Flush;
	driv->ProcessEvent = EVID_ProcessEvent;
	driv->Blit = NULL;
	driv->LockBackBuffer = EVID_LockBackBuffer;
	driv->SetFullScreen = EVID_SetFullScreen;
	return (void *)driv;
}

GF_EXPORT
GF_BaseInterface *LoadInterface(u32 InterfaceType)
{
 	GF_HYB_In *hyb_in;
	GF_InputService *plug;
	if (InterfaceType != GF_NET_CLIENT_INTERFACE) return NULL;

	GF_SAFEALLOC(plug, GF_InputService);
	GF_REGISTER_MODULE_INTERFACE(plug, GF_NET_CLIENT_INTERFACE, "GPAC HYBRID MEDIA Loader", "gpac distribution")
	plug->RegisterMimeTypes=	HYB_RegisterMimeTypes;
	plug->CanHandleURL=			HYB_CanHandleURL;
	plug->ConnectService=		HYB_ConnectService;
	plug->CloseService=			HYB_CloseService;
	plug->GetServiceDescriptor=	HYB_GetServiceDesc;
	plug->ConnectChannel=		HYB_ConnectChannel;
	plug->DisconnectChannel=	HYB_DisconnectChannel;
	plug->ServiceCommand=		HYB_ServiceCommand;
	plug->CanHandleURLInService=HYB_CanHandleURLInService;
	plug->ChannelGetSLP=		HYB_ChannelGetSLP;
	plug->ChannelReleaseSLP=	HYB_ChannelReleaseSLP;

	GF_SAFEALLOC(hyb_in, GF_HYB_In);
	plug->priv = hyb_in;

	return (GF_BaseInterface *)plug;
}

void *NewLoaderInterface()
{
	IMGLoader *priv;
	GF_InputService *plug;
	GF_SAFEALLOC(plug, GF_InputService);
	if (!plug) return NULL;
	GF_REGISTER_MODULE_INTERFACE(plug, GF_NET_CLIENT_INTERFACE, "GPAC Image Reader", "gpac distribution")

	GF_SAFEALLOC(priv, IMGLoader);
	if (!priv) {
		gf_free(plug);
		return NULL;
	}
	plug->priv = priv;

	plug->RegisterMimeTypes = IMG_RegisterMimeTypes;
	plug->CanHandleURL = IMG_CanHandleURL;
	plug->CanHandleURLInService = NULL;
	plug->ConnectService = IMG_ConnectService;
	plug->CloseService = IMG_CloseService;
	plug->GetServiceDescriptor = IMG_GetServiceDesc;
	plug->ConnectChannel = IMG_ConnectChannel;
	plug->DisconnectChannel = IMG_DisconnectChannel;
	plug->ChannelGetSLP = IMG_ChannelGetSLP;
	plug->ChannelReleaseSLP = IMG_ChannelReleaseSLP;
	plug->ServiceCommand = IMG_ServiceCommand;

	return plug;
}

GF_BaseDecoder *NewHEVCDec()
{
	GF_MediaDecoder *ifcd;
	HEVCDec *dec;

	GF_SAFEALLOC(ifcd, GF_MediaDecoder);
	if (!ifcd) return NULL;
	GF_SAFEALLOC(dec, HEVCDec);
	if (!dec) {
		gf_free(ifcd);
		return NULL;
	}
	GF_REGISTER_MODULE_INTERFACE(ifcd, GF_MEDIA_DECODER_INTERFACE, "HEVC Decoder", "gpac distribution")

	ifcd->privateStack = dec;

	/*setup our own interface*/
	ifcd->AttachStream = HEVC_AttachStream;
	ifcd->DetachStream = HEVC_DetachStream;
	ifcd->GetCapabilities = HEVC_GetCapabilities;
	ifcd->SetCapabilities = HEVC_SetCapabilities;
	ifcd->GetName = HEVC_GetCodecName;
	ifcd->CanHandleStream = HEVC_CanHandleStream;
	ifcd->ProcessData = HEVC_ProcessData;
	ifcd->GetOutputBuffer = HEVC_GetOutputBuffer;
	return (GF_BaseDecoder *) ifcd;
}

GF_InputService *isor_client_load()
{
    ISOMReader *reader;
    GF_InputService *plug;
    GF_SAFEALLOC(plug, GF_InputService);
    GF_REGISTER_MODULE_INTERFACE(plug, GF_NET_CLIENT_INTERFACE, "GPAC IsoMedia Reader", "gpac distribution")
    plug->RegisterMimeTypes = ISOR_RegisterMimeTypes;
    plug->CanHandleURL = ISOR_CanHandleURL;
    plug->ConnectService = ISOR_ConnectService;
    plug->CloseService = ISOR_CloseService;
    plug->GetServiceDescriptor = ISOR_GetServiceDesc;
    plug->ConnectChannel = ISOR_ConnectChannel;
    plug->DisconnectChannel = ISOR_DisconnectChannel;
    plug->ServiceCommand = ISOR_ServiceCommand;
    plug->CanHandleURLInService = ISOR_CanHandleURLInService;
    /*we do support pull mode*/
    plug->ChannelGetSLP = ISOR_ChannelGetSLP;
    plug->ChannelReleaseSLP = ISOR_ChannelReleaseSLP;

    GF_SAFEALLOC(reader, ISOMReader);
    reader->channels = gf_list_new();
    reader->segment_mutex = gf_mx_new("ISO Segment");

    plug->priv = reader;
    return plug;
}

GF_FontReader *ft_load()
{
	GF_FontReader *dr;
	FTBuilder *ftpriv;
	dr = gf_malloc(sizeof(GF_FontReader));
	memset(dr, 0, sizeof(GF_FontReader));
	GF_REGISTER_MODULE_INTERFACE(dr, GF_FONT_READER_INTERFACE, "FreeType Font Reader", "gpac distribution");

	ftpriv = gf_malloc(sizeof(FTBuilder));
	memset(ftpriv, 0, sizeof(FTBuilder));

	ftpriv->font_dirs = gf_list_new();

	ftpriv->loaded_fonts = gf_list_new();

	dr->udta = ftpriv;


	dr->init_font_engine = ft_init_font_engine;
	dr->shutdown_font_engine = ft_shutdown_font_engine;
	dr->set_font = ft_set_font;
	dr->get_font_info = ft_get_font_info;
	dr->get_glyphs = ft_get_glyphs;
	dr->load_glyph = ft_load_glyph;
	return dr;
}

void *SDL_NewAudio()
{
	SDLAudCtx *ctx;
	GF_AudioOutput *dr;


	ctx = gf_malloc(sizeof(SDLAudCtx));
	memset(ctx, 0, sizeof(SDLAudCtx));

	dr = gf_malloc(sizeof(GF_AudioOutput));
	memset(dr, 0, sizeof(GF_AudioOutput));
	GF_REGISTER_MODULE_INTERFACE(dr, GF_AUDIO_OUTPUT_INTERFACE, "SDL Audio Output", "gpac distribution");

	dr->opaque = ctx;

	dr->Setup = SDLAud_Setup;
	dr->Shutdown = SDLAud_Shutdown;
	dr->ConfigureOutput = SDLAud_ConfigureOutput;
	dr->SetVolume = SDLAud_SetVolume;
	dr->SetPan = SDLAud_SetPan;
	dr->Play = SDLAud_Play;
	dr->SetPriority = SDLAud_SetPriority;
	dr->GetAudioDelay = SDLAud_GetAudioDelay;
	dr->GetTotalBufferTime = SDLAud_GetTotalBufferTime;

	dr->QueryOutputSampleRate = SDLAud_QueryOutputSampleRate;
	/*always threaded*/
	dr->SelfThreaded = 1;
	ctx->audioBuff = NULL;
	ctx->volume = SDL_MIX_MAXVOLUME;
	return dr;
}

GF_BaseDecoder *NewFAADDec()
{
	GF_MediaDecoder *ifce;
	FAADDec *dec;

	GF_SAFEALLOC(ifce, GF_MediaDecoder);
	if (!ifce) return NULL;
	GF_SAFEALLOC(dec, FAADDec);
	if (!dec) {
		gf_free(dec);
		return NULL;
	}
	GF_REGISTER_MODULE_INTERFACE(ifce, GF_MEDIA_DECODER_INTERFACE, "FAAD2 Decoder", "gpac distribution")

	ifce->privateStack = dec;

	/*setup our own interface*/
	ifce->AttachStream = FAAD_AttachStream;
	ifce->DetachStream = FAAD_DetachStream;
	ifce->GetCapabilities = FAAD_GetCapabilities;
	ifce->SetCapabilities = FAAD_SetCapabilities;
	ifce->ProcessData = FAAD_ProcessData;
	ifce->CanHandleStream = FAAD_CanHandleStream;
	ifce->GetName = FAAD_GetCodecName;
	return (GF_BaseDecoder *) ifce;
}

	GF_VideoOutput *NewDektecVideoOutput()
	{
		GF_VideoOutput *driv = (GF_VideoOutput *) gf_malloc(sizeof(GF_VideoOutput));
		memset(driv, 0, sizeof(GF_VideoOutput));
		GF_REGISTER_MODULE_INTERFACE(driv, GF_VIDEO_OUTPUT_INTERFACE, "Dektec Video Output", "gpac distribution")

		DtDevice *dvc = new DtDevice;
		DtFrameBuffer *dtf = new DtFrameBuffer;
		if (!dtf || !dvc) {
			GF_LOG(GF_LOG_ERROR, GF_LOG_MODULE, ("[Dektec Out] DTA API couldn't be initialized.\n"));
			delete dvc;
			delete dtf;
			gf_free(driv);
			return NULL;
		}

		DtContext *dtc = new DtContext;
		memset(dtc, 0, sizeof(DtContext));
		dtc->dvc = dvc;
		dtc->dtf = dtf;
		driv->opaque = (void*)dtc;

		driv->Flush = Dektec_Flush;
		driv->LockBackBuffer = Dektec_LockBackBuffer;
		driv->Setup = Dektec_Setup;
		driv->Shutdown = Dektec_Shutdown;
		driv->ProcessEvent = Dektec_ProcessEvent;
		driv->Blit = Dektec_Blit;

		driv->hw_caps |= GF_VIDEO_HW_HAS_YUV_OVERLAY | GF_VIDEO_HW_HAS_YUV;

		return driv;
	}

GF_InputService *RTP_Load()
{
	RTPClient *priv;
	GF_InputService *plug;
	GF_SAFEALLOC(plug, GF_InputService);
	memset(plug, 0, sizeof(GF_InputService));
	GF_REGISTER_MODULE_INTERFACE(plug, GF_NET_CLIENT_INTERFACE, "GPAC RTP/RTSP Client", "gpac distribution")

	plug->CanHandleURL = RP_CanHandleURL;
	plug->CanHandleURLInService = RP_CanHandleURLInService;
	plug->ConnectService = RP_ConnectService;
	plug->CloseService = RP_CloseService;
	plug->GetServiceDescriptor = RP_GetServiceDesc;
	plug->ConnectChannel = RP_ConnectChannel;
	plug->DisconnectChannel = RP_DisconnectChannel;
	plug->ServiceCommand = RP_ServiceCommand;
	plug->RegisterMimeTypes = RP_RegisterMimeTypes;

	/*PULL mode for embedded streams*/
	plug->ChannelGetSLP = RP_ChannelGetSLP;
	plug->ChannelReleaseSLP = RP_ChannelReleaseSLP;

	GF_SAFEALLOC(priv, RTPClient);
	priv->sessions = gf_list_new();
	priv->channels = gf_list_new();

	plug->priv = priv;

	priv->time_out = 30000;
	priv->mx = gf_mx_new("RTPDemux");
	priv->th = gf_th_new("RTPDemux");

	return plug;
}

void *NewRawAudioOutput()
{
	RawContext *ctx;
	GF_AudioOutput *driv;
	ctx = gf_malloc(sizeof(RawContext));
	memset(ctx, 0, sizeof(RawContext));
	driv = gf_malloc(sizeof(GF_AudioOutput));
	memset(driv, 0, sizeof(GF_AudioOutput));
	GF_REGISTER_MODULE_INTERFACE(driv, GF_AUDIO_OUTPUT_INTERFACE, "Raw Audio Output", "gpac distribution")

	driv->opaque = ctx;

	driv->SelfThreaded = 0;
	driv->Setup = RAW_AudioSetup;
	driv->Shutdown = RAW_AudioShutdown;
	driv->ConfigureOutput = RAW_ConfigureOutput;
	driv->GetAudioDelay = RAW_GetAudioDelay;
	driv->GetTotalBufferTime = RAW_GetTotalBufferTime;
	driv->SetVolume = RAW_SetVolume;
	driv->SetPan = RAW_SetPan;
	driv->Play = RAW_Play;
	driv->QueryOutputSampleRate = RAW_QueryOutputSampleRate;
	driv->WriteAudio = RAW_WriteAudio;
	return driv;
}

GF_BaseInterface *isow_load_cache()
{
	ISOMReader *cache;
	GF_StreamingCache *plug;
	GF_SAFEALLOC(plug, GF_StreamingCache);
	if (!plug) return NULL;
	GF_REGISTER_MODULE_INTERFACE(plug, GF_STREAMING_MEDIA_CACHE, "GPAC IsoMedia Cache", "gpac distribution")

	GF_SAFEALLOC(cache, ISOMReader);
	if (!cache) {
		gf_free(plug);
		return NULL;
	}
	cache->channels = gf_list_new();
	plug->priv = cache;

	plug->Open = ISOW_Open;
	plug->Close = ISOW_Close;
	plug->Write = ISOW_Write;
	plug->ChannelGetSLP = ISOW_ChannelGetSLP;
	plug->ChannelReleaseSLP = ISOW_ChannelReleaseSLP;
	plug->ServiceCommand = ISOW_ServiceCommand;

	return (GF_BaseInterface *) plug;
}

GF_BaseDecoder *NewVTBDec()
{
	GF_MediaDecoder *ifcd;
	VTBDec *dec;

	GF_SAFEALLOC(ifcd, GF_MediaDecoder);
	if (!ifcd) return NULL;
	GF_SAFEALLOC(dec, VTBDec);
	if (!dec) {
		gf_free(ifcd);
		return NULL;
	}
	GF_REGISTER_MODULE_INTERFACE(ifcd, GF_MEDIA_DECODER_INTERFACE, "VideoToolbox Decoder", "gpac distribution")

	ifcd->privateStack = dec;

	/*setup our own interface*/
	ifcd->AttachStream = VTBDec_AttachStream;
	ifcd->DetachStream = VTBDec_DetachStream;
	ifcd->GetCapabilities = VTBDec_GetCapabilities;
	ifcd->SetCapabilities = VTBDec_SetCapabilities;
	ifcd->GetName = VTBDec_GetCodecName;
	ifcd->CanHandleStream = VTBDec_CanHandleStream;
	ifcd->ProcessData = VTBDec_ProcessData;
	return (GF_BaseDecoder *) ifcd;
}

GPAC_MODULE_EXPORT
GF_BaseInterface *LoadInterface(u32 InterfaceType)
{
	DCReader *read;
	GF_InputService *plug;
	if (InterfaceType != GF_NET_CLIENT_INTERFACE) return NULL;

	GF_SAFEALLOC(plug, GF_InputService);
	memset(plug, 0, sizeof(GF_InputService));
	GF_REGISTER_MODULE_INTERFACE(plug, GF_NET_CLIENT_INTERFACE, "GPAC Dummy Loader", "gpac distribution")

	plug->RegisterMimeTypes = DC_RegisterMimeTypes;
	plug->CanHandleURL = DC_CanHandleURL;
	plug->ConnectService = DC_ConnectService;
	plug->CloseService = DC_CloseService;
	plug->GetServiceDescriptor = DC_GetServiceDesc;
	plug->ConnectChannel = DC_ConnectChannel;
	plug->DisconnectChannel = DC_DisconnectChannel;
	plug->ServiceCommand = DC_ServiceCommand;
	plug->CanHandleURLInService = DC_CanHandleURLInService;
	plug->ChannelGetSLP = DC_ChannelGetSLP;
	plug->ChannelReleaseSLP = DC_ChannelReleaseSLP;
	GF_SAFEALLOC(read, DCReader);
	read->channels = gf_list_new();
	plug->priv = read;
	return (GF_BaseInterface *)plug;
}