mirror of
https://github.com/ElvishArtisan/rivendell.git
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98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
// trimaudio.cpp
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//
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// Rivendell web service portal -- TrimAudio service
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//
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// (C) Copyright 2010-2018 Fred Gleason <fredg@paravelsystems.com>
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as
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// published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#include <stdio.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <rdapplication.h>
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#include <rdaudioconvert.h>
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#include <rdcart.h>
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#include <rdconf.h>
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#include <rdformpost.h>
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#include <rdsettings.h>
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#include <rdweb.h>
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#include "rdxport.h"
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void Xport::TrimAudio()
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{
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int point;
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//
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// Verify Post
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//
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int cartnum=0;
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if(!xport_post->getValue("CART_NUMBER",&cartnum)) {
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XmlExit("Missing CART_NUMBER",400,"trimaudio.cpp",LINE_NUMBER);
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}
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int cutnum=0;
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if(!xport_post->getValue("CUT_NUMBER",&cutnum)) {
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XmlExit("Missing CUT_NUMBER",400,"trimaudio.cpp",LINE_NUMBER);
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}
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int trim_level=0;
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if(!xport_post->getValue("TRIM_LEVEL",&trim_level)) {
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XmlExit("Missing TRIM_LEVEL",400,"trimaudio.cpp",LINE_NUMBER);
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}
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//
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// Verify User Perms
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//
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if(!rda->user()->cartAuthorized(cartnum)) {
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XmlExit("No such cart",404,"trimaudio.cpp",LINE_NUMBER);
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}
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//
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// Open Audio File
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//
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RDWaveFile *wave=new RDWaveFile(RDCut::pathName(cartnum,cutnum));
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if(!wave->openWave()) {
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XmlExit("No such audio",404,"trimaudio.cpp",LINE_NUMBER);
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}
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if(!wave->hasEnergy()) {
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XmlExit("No peak data available",400,"trimaudio.cpp",LINE_NUMBER);
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}
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//
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// Send Data
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//
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printf("Content-type: application/xml\n\n");
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printf("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
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printf("<trimPoint>\n");
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printf(" <cartNumber>%u</cartNumber>\n",cartnum);
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printf(" <cutNumber>%d</cutNumber>\n",cutnum);
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printf(" <trimLevel>%d</trimLevel>\n",trim_level);
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point=wave->startTrim(REFERENCE_LEVEL-trim_level);
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if(point>=0) {
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point=(double)point*1000.0/(double)wave->getSamplesPerSec();
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}
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printf(" <startTrimPoint>%d</startTrimPoint>\n",point);
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point=wave->endTrim(REFERENCE_LEVEL-trim_level);
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if(point>=0) {
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point=(double)point*1000.0/(double)wave->getSamplesPerSec();
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}
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printf(" <endTrimPoint>%d</endTrimPoint>\n",point);
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printf("</trimPoint>\n");
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Exit(0);
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}
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