From 7788892bfb8aaceaa67fccad1ea4aff325a5ac32 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Tue, 19 Jan 2016 08:32:44 +0100
Subject: Split CacheManager into several AudioCache classes and refactored the
 lot of them. Unit tests added.

---
 src/cacheaudiofile.cc | 156 --------------------------------------------------
 1 file changed, 156 deletions(-)
 delete mode 100644 src/cacheaudiofile.cc

(limited to 'src/cacheaudiofile.cc')

diff --git a/src/cacheaudiofile.cc b/src/cacheaudiofile.cc
deleted file mode 100644
index 0d4aec9..0000000
--- a/src/cacheaudiofile.cc
+++ /dev/null
@@ -1,156 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/***************************************************************************
- *            cacheaudiofile.cc
- *
- *  Thu Dec 24 12:17:58 CET 2015
- *  Copyright 2015 Bent Bisballe Nyeng
- *  deva@aasimon.org
- ****************************************************************************/
-
-/*
- *  This file is part of DrumGizmo.
- *
- *  DrumGizmo is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
- */
-#include "cacheaudiofile.h"
-
-#include <assert.h>
-
-#include <hugin.hpp>
-
-#include <audiotypes.h>
-
-#include "cachemanager.h"
-
-CacheAudioFile::CacheAudioFile(const std::string& filename)
-	: filename(filename)
-{
-	fh = sf_open(filename.c_str(), SFM_READ, &sf_info);
-	if(!fh)
-	{
-		ERR(audiofile,"SNDFILE Error (%s): %s\n",
-		    filename.c_str(), sf_strerror(fh));
-	}
-}
-
-CacheAudioFile::~CacheAudioFile()
-{
-	if(fh)
-	{
-		sf_close(fh);
-		fh = nullptr;
-	}
-}
-
-size_t CacheAudioFile::getSize() const
-{
-	return sf_info.frames;
-}
-
-const std::string& CacheAudioFile::getFilename() const
-{
-	return filename;
-}
-
-void CacheAudioFile::readChunk(const CacheChannels& channels,
-                               size_t pos, size_t num_samples)
-{
-	if(fh == nullptr)
-	{
-		printf("File handle is null.\n");
-		return;
-	}
-
-	if(pos > sf_info.frames)
-	{
-		printf("pos > sf_info.frames\n");
-		return;
-	}
-
-	sf_seek(fh, pos,
-	        SEEK_SET);
-
-	size_t size = sf_info.frames - pos;
-	if(size > num_samples)
-	{
-		size = num_samples;
-	}
-
-	static sample_t *read_buffer = nullptr;
-	static size_t read_buffer_size = 0;
-
-	if((size * sf_info.channels) > read_buffer_size)
-	{
-		delete[] read_buffer;
-		read_buffer_size = size * sf_info.channels;
-		read_buffer = new sample_t[read_buffer_size];
-		// TODO: This buffer is never free'd on app shutdown.
-	}
-
-	size_t read_size = sf_readf_float(fh, read_buffer, size);
-	(void)read_size;
-
-	for(auto it = channels.begin(); it != channels.end(); ++it)
-	{
-		size_t channel = it->channel;
-		sample_t *data = it->samples;
-		for (size_t i = 0; i < size; ++i)
-		{
-			data[i] = read_buffer[(i * sf_info.channels) + channel];
-		}
-	}
-
-	for(auto it = channels.begin(); it != channels.end(); ++it)
-	{
-		*(it->ready) = true;
-	}
-}
-
-CacheAudioFile& CacheAudioFiles::getAudioFile(const std::string filename)
-{
-	auto it = audiofiles.find(filename);
-	if(it == audiofiles.end())
-	{
-		it = audiofiles.insert(audiofiles.begin(), std::make_pair(filename, new CacheAudioFile(filename)));
-		//it = audiofiles.find(filename);
-	}
-
-	auto afile = it->second;
-
-	// Increase ref count.
-	++afile->ref;
-
-	return *afile;
-}
-
-void CacheAudioFiles::release(const std::string filename)
-{
-	auto it = audiofiles.find(filename);
-	if(it == audiofiles.end())
-	{
-		return; // not open
-	}
-
-	auto audiofile = it->second;
-
-	assert(audiofile->ref); // If ref is not > 0 it shouldn't be in the map.
-
-	--audiofile->ref;
-	if(audiofile->ref == 0)
-	{
-		delete audiofile;
-		audiofiles.erase(it);
-	}
-}
-- 
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