Rivendellaudio/web/rdxport/exportpeaks.cpp
Fred Gleason 0b59fa865a 2018-02-03 Fred Gleason <fredg@paravelsystems.com>
* Converted rdxport.cgi to use RDApplication.
2018-02-02 19:18:58 -05:00

79 lines
2.1 KiB
C++

// exportpeaks.cpp
//
// Rivendell web service portal -- ExportPeaks service
//
// (C) Copyright 2010-2018 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
// published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#include <stdio.h>
#include <stdint.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <rdapplication.h>
#include <rdaudioconvert.h>
#include <rdcart.h>
#include <rdconf.h>
#include <rdformpost.h>
#include <rdsettings.h>
#include <rdweb.h>
#include "rdxport.h"
void Xport::ExportPeaks()
{
//
// Verify Post
//
int cartnum=0;
if(!xport_post->getValue("CART_NUMBER",&cartnum)) {
XmlExit("Missing CART_NUMBER",400,"exportpeaks.cpp",LINE_NUMBER);
}
int cutnum=0;
if(!xport_post->getValue("CUT_NUMBER",&cutnum)) {
XmlExit("Missing CUT_NUMBER",400,"exportpeaks.cpp",LINE_NUMBER);
}
//
// Verify User Perms
//
if(!rda->user()->cartAuthorized(cartnum)) {
XmlExit("No such cart",404,"exportpeaks.cpp",LINE_NUMBER);
}
//
// Open Audio File
//
RDWaveFile *wave=new RDWaveFile(RDCut::pathName(cartnum,cutnum));
if(!wave->openWave()) {
XmlExit("No such audio",404,"exportpeaks.cpp",LINE_NUMBER);
}
if(!wave->hasEnergy()) {
XmlExit("No peak data available",400,"exportpeaks.cpp",LINE_NUMBER);
}
//
// Send Data
//
printf("Content-type: application/octet-stream\n\n");
fflush(NULL);
unsigned short *peaks=new unsigned short[wave->energySize()];
wave->readEnergy(peaks,wave->energySize());
write(1,peaks,sizeof(unsigned short)*wave->energySize());
Exit(0);
}