godot/servers/audio/sample_manager_sw.cpp

301 lines
8.4 KiB
C++

/*************************************************************************/
/* sample_manager_sw.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* 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) {
Sample *s = memnew(Sample);
int datalen = p_length;
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;
}
if (p_stereo)
datalen *= 2;
#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();
}
}