Initial community commit

Src/Plugins/Input/in_mp4/mp4.cpp

@@ -0,0 +1,98 @@
+#include "main.h"
+#include "mpeg4audio.h"
+#include "api__in_mp4.h"
+#include <api/service/waservicefactory.h>
+#include <api/service/services.h>
+//#include "JPEGDecoder.h"
+//#include "MPEG4VideoDecoder.h"
+//#include "AVCDecoder.h"
+#include "../nu/bitbuffer.h"
+#include <assert.h>
+
+void ConfigureDecoderASC(MP4FileHandle file, MP4TrackId track, MP4AudioDecoder *decoder)
+{
+	unsigned char *buffer = NULL;
+	unsigned __int32 buffer_size = 0;
+
+	// TODO: HUGE hack
+	const char *location = decoder->GetCodecInfoString();
+	if (location)
+		MP4GetTrackBytesProperty(file, track, location , (unsigned __int8 **)&buffer, &buffer_size);
+	else
+		MP4GetTrackESConfiguration(file, track, (unsigned __int8 **)&buffer, &buffer_size);
+
+	if (buffer)
+	{
+		decoder->AudioSpecificConfiguration(buffer, buffer_size);
+		MP4Free(buffer);
+	}
+}
+
+bool CreateDecoder(MP4FileHandle file, MP4TrackId track, MP4AudioDecoder *&decoder, waServiceFactory *&serviceFactory)
+{
+	const char *media_data_name = MP4GetTrackMediaDataName(file, track);
+	u_int8_t audioType = MP4GetTrackEsdsObjectTypeId(file, track);
+	u_int8_t mpeg4Type = MP4GetTrackAudioMpeg4Type(file, track);
+	if (!media_data_name)
+		media_data_name = "mp4a"; // let's assume it's AAC if nothing else is said
+	waServiceFactory *sf = 0;
+
+	int n = 0;
+	while (sf = mod.service->service_enumService(WaSvc::MP4AUDIODECODER, n++))
+	{
+		MP4AudioDecoder * dec = static_cast<MP4AudioDecoder *>(sf->getInterface());
+		if (dec		    && dec->CanHandleCodec(media_data_name)
+		    && (!audioType || dec->CanHandleType(audioType))
+		    && (!mpeg4Type || dec->CanHandleMPEG4Type(mpeg4Type))
+		    /*&& dec->Open() == MP4_SUCCESS*/)
+		{
+			//ConfigureDecoderASC(file, track, dec);
+			decoder = dec;
+			serviceFactory = sf;
+			return true;
+		}
+
+		sf->releaseInterface(dec);
+
+	}
+	return false;
+}
+
+bool CreateVideoDecoder(MP4FileHandle file, MP4TrackId track, MP4VideoDecoder *&decoder, waServiceFactory *&serviceFactory)
+{
+	const char *media_data_name = MP4GetTrackMediaDataName(file, track);
+	// TODO check this is ok to disable...
+	//u_int8_t audioType = MP4GetTrackEsdsObjectTypeId(file, track);
+	//u_int8_t profileLevel = MP4GetVideoProfileLevel(file, track);
+	if (!media_data_name)
+		return false;
+
+	waServiceFactory *sf = 0;
+	int n = 0;
+	while (sf = mod.service->service_enumService(WaSvc::MP4VIDEODECODER, n++))
+	{
+		MP4VideoDecoder *dec = static_cast<MP4VideoDecoder *>(sf->getInterface());
+		if (dec		    && dec->CanHandleCodec(media_data_name)
+			/*&& dec->Open() == MP4_SUCCESS*/)
+		{
+			decoder = dec;
+			serviceFactory = sf;
+			return true;
+		}
+		sf->releaseInterface(dec);
+	}
+	/*
+	if (!strcmp(media_data_name, "mp4v"))
+	{
+		// TODO: write a way to get the binary data out of an atom
+		uint8_t *buffer;
+		uint32_t buffer_size = 0;
+    MP4GetTrackESConfiguration(file, track, &buffer, &buffer_size);
+
+		decoder = new MPEG4VideoDecoder(0,0);//buffer, buffer_size);
+		return true;
+	}
+*/
+
+	return false;
+}