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godot/servers/audio/sample_manager_sw.cpp

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/*************************************************************************/
/* sample_manager_sw.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "sample_manager_sw.h"
#include "print_string.h"
SampleManagerSW::~SampleManagerSW()
{
}
RID SampleManagerMallocSW::sample_create(AS::SampleFormat p_format, bool p_stereo, int p_length) {
ERR_EXPLAIN("IMA-ADPCM and STEREO are not a valid combination for sample format.");
ERR_FAIL_COND_V( p_format == AS::SAMPLE_FORMAT_IMA_ADPCM && p_stereo,RID());
Sample *s = memnew( Sample );
int datalen = p_length;
if (p_stereo)
datalen*=2;
if (p_format==AS::SAMPLE_FORMAT_PCM16)
datalen*=2;
else if (p_format==AS::SAMPLE_FORMAT_IMA_ADPCM) {
if (datalen&1) {
datalen++;
}
datalen/=2;
datalen+=4;
}
#define SAMPLE_EXTRA 16
s->data = memalloc(datalen+SAMPLE_EXTRA); //help the interpolator by allocating a little more..
for(int i=0;i<SAMPLE_EXTRA;i++) {
uint8_t *data = (uint8_t*)s->data;
data[datalen+i]=0;
}
if (!s->data) {
memdelete(s);
ERR_EXPLAIN("Cannot allocate sample of requested size.");
ERR_FAIL_V(RID());
}
s->format=p_format;
s->length=p_length;
s->length_bytes=datalen;
s->stereo=p_stereo;
s->loop_begin=0;
s->loop_end=0;
s->loop_format=AS::SAMPLE_LOOP_NONE;
s->mix_rate=44100;
AudioServer::get_singleton()->lock();
RID rid = sample_owner.make_rid(s);
AudioServer::get_singleton()->unlock();
return rid;
}
void SampleManagerMallocSW::sample_set_description(RID p_sample, const String& p_description) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
s->description=p_description;
}
String SampleManagerMallocSW::sample_get_description(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,String());
return s->description;
}
AS::SampleFormat SampleManagerMallocSW::sample_get_format(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,AS::SAMPLE_FORMAT_PCM8);
return s->format;
}
bool SampleManagerMallocSW::sample_is_stereo(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,false);
return s->stereo;
}
int SampleManagerMallocSW::sample_get_length(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,-1);
return s->length;
}
void SampleManagerMallocSW::sample_set_data(RID p_sample, const DVector<uint8_t>& p_buffer) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
int buff_size=p_buffer.size();
ERR_FAIL_COND(buff_size==0);
ERR_EXPLAIN("Sample buffer size does not match sample size.");
//print_line("len bytes: "+itos(s->length_bytes)+" bufsize: "+itos(buff_size));
ERR_FAIL_COND(s->length_bytes!=buff_size);
DVector<uint8_t>::Read buffer_r=p_buffer.read();
const uint8_t *src = buffer_r.ptr();
uint8_t *dst = (uint8_t*)s->data;
//print_line("set data: "+itos(s->length_bytes));
for(int i=0;i<s->length_bytes;i++) {
dst[i]=src[i];
}
switch(s->format) {
case AS::SAMPLE_FORMAT_PCM8: {
if (s->stereo) {
dst[s->length]=dst[s->length-2];
dst[s->length+1]=dst[s->length-1];
} else {
dst[s->length]=dst[s->length-1];
}
} break;
case AS::SAMPLE_FORMAT_PCM16: {
if (s->stereo) {
dst[s->length]=dst[s->length-4];
dst[s->length+1]=dst[s->length-3];
dst[s->length+2]=dst[s->length-2];
dst[s->length+3]=dst[s->length-1];
} else {
dst[s->length]=dst[s->length-2];
dst[s->length+1]=dst[s->length-1];
}
} break;
}
}
const DVector<uint8_t> SampleManagerMallocSW::sample_get_data(RID p_sample) const {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,DVector<uint8_t>());
DVector<uint8_t> ret_buffer;
ret_buffer.resize(s->length_bytes);
DVector<uint8_t>::Write buffer_w=ret_buffer.write();
uint8_t *dst = buffer_w.ptr();
const uint8_t *src = (const uint8_t*)s->data;
for(int i=0;i<s->length_bytes;i++) {
dst[i]=src[i];
}
buffer_w = DVector<uint8_t>::Write(); //unlock
return ret_buffer;
}
void *SampleManagerMallocSW::sample_get_data_ptr(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,NULL);
return s->data;
}
void SampleManagerMallocSW::sample_set_mix_rate(RID p_sample,int p_rate) {
ERR_FAIL_COND(p_rate<1);
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
s->mix_rate=p_rate;
}
int SampleManagerMallocSW::sample_get_mix_rate(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,-1);
return s->mix_rate;
}
void SampleManagerMallocSW::sample_set_loop_format(RID p_sample,AS::SampleLoopFormat p_format) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
s->loop_format=p_format;
}
AS::SampleLoopFormat SampleManagerMallocSW::sample_get_loop_format(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,AS::SAMPLE_LOOP_NONE);
return s->loop_format;
}
void SampleManagerMallocSW::sample_set_loop_begin(RID p_sample,int p_pos) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
ERR_FAIL_INDEX(p_pos,s->length);
s->loop_begin=p_pos;
}
int SampleManagerMallocSW::sample_get_loop_begin(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,-1);
return s->loop_begin;
}
void SampleManagerMallocSW::sample_set_loop_end(RID p_sample,int p_pos) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
if (p_pos>s->length)
p_pos=s->length;
s->loop_end=p_pos;
}
int SampleManagerMallocSW::sample_get_loop_end(RID p_sample) const {
const Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND_V(!s,-1);
return s->loop_end;
}
bool SampleManagerMallocSW::is_sample(RID p_sample) const {
return sample_owner.owns(p_sample);
}
void SampleManagerMallocSW::free(RID p_sample) {
Sample *s = sample_owner.get(p_sample);
ERR_FAIL_COND(!s);
AudioServer::get_singleton()->lock();
sample_owner.free(p_sample);
AudioServer::get_singleton()->unlock();
memfree(s->data);
memdelete(s);
}
SampleManagerMallocSW::SampleManagerMallocSW() {
}
SampleManagerMallocSW::~SampleManagerMallocSW() {
// check for sample leakage
List<RID> owned_list;
sample_owner.get_owned_list(&owned_list);
while(owned_list.size()) {
Sample *s = sample_owner.get(owned_list.front()->get());
String err="Leaked sample of size: "+itos(s->length_bytes)+" description: "+s->description;
ERR_PRINT(err.utf8().get_data());
free(owned_list.front()->get());
owned_list.pop_front();
}
}
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