1 /*************************************************************************/
2 /* sample_manager_sw.cpp */
3 /*************************************************************************/
4 /* This file is part of: */
5 /* GODOT ENGINE */
6 /* https://godotengine.org */
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8 /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
9 /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
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13 /* "Software"), to deal in the Software without restriction, including */
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16 /* permit persons to whom the Software is furnished to do so, subject to */
17 /* the following conditions: */
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21 /* */
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24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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29 /*************************************************************************/
30 #include "sample_manager_sw.h"
31
32 #include "print_string.h"
33
~SampleManagerSW()34 SampleManagerSW::~SampleManagerSW() {
35 }
36
sample_create(AS::SampleFormat p_format,bool p_stereo,int p_length)37 RID SampleManagerMallocSW::sample_create(AS::SampleFormat p_format, bool p_stereo, int p_length) {
38
39 Sample *s = memnew(Sample);
40 int datalen = p_length;
41 if (p_format == AS::SAMPLE_FORMAT_PCM16)
42 datalen *= 2;
43 else if (p_format == AS::SAMPLE_FORMAT_IMA_ADPCM) {
44 if (datalen & 1) {
45 datalen++;
46 }
47 datalen /= 2;
48 datalen += 4;
49 }
50
51 if (p_stereo)
52 datalen *= 2;
53
54 #define SAMPLE_EXTRA 16
55
56 s->data = memalloc(datalen + SAMPLE_EXTRA); //help the interpolator by allocating a little more..
57 for (int i = 0; i < SAMPLE_EXTRA; i++) {
58
59 uint8_t *data = (uint8_t *)s->data;
60 data[datalen + i] = 0;
61 }
62 if (!s->data) {
63
64 memdelete(s);
65 ERR_EXPLAIN("Cannot allocate sample of requested size.");
66 ERR_FAIL_V(RID());
67 }
68
69 s->format = p_format;
70 s->length = p_length;
71 s->length_bytes = datalen;
72 s->stereo = p_stereo;
73 s->loop_begin = 0;
74 s->loop_end = 0;
75 s->loop_format = AS::SAMPLE_LOOP_NONE;
76 s->mix_rate = 44100;
77
78 AudioServer::get_singleton()->lock();
79 RID rid = sample_owner.make_rid(s);
80 AudioServer::get_singleton()->unlock();
81
82 return rid;
83 }
84
sample_set_description(RID p_sample,const String & p_description)85 void SampleManagerMallocSW::sample_set_description(RID p_sample, const String &p_description) {
86
87 Sample *s = sample_owner.get(p_sample);
88 ERR_FAIL_COND(!s);
89
90 s->description = p_description;
91 }
92
sample_get_description(RID p_sample) const93 String SampleManagerMallocSW::sample_get_description(RID p_sample) const {
94
95 const Sample *s = sample_owner.get(p_sample);
96 ERR_FAIL_COND_V(!s, String());
97
98 return s->description;
99 }
100
sample_get_format(RID p_sample) const101 AS::SampleFormat SampleManagerMallocSW::sample_get_format(RID p_sample) const {
102
103 const Sample *s = sample_owner.get(p_sample);
104 ERR_FAIL_COND_V(!s, AS::SAMPLE_FORMAT_PCM8);
105
106 return s->format;
107 }
108
sample_is_stereo(RID p_sample) const109 bool SampleManagerMallocSW::sample_is_stereo(RID p_sample) const {
110
111 const Sample *s = sample_owner.get(p_sample);
112 ERR_FAIL_COND_V(!s, false);
113
114 return s->stereo;
115 }
sample_get_length(RID p_sample) const116 int SampleManagerMallocSW::sample_get_length(RID p_sample) const {
117
118 const Sample *s = sample_owner.get(p_sample);
119 ERR_FAIL_COND_V(!s, -1);
120
121 return s->length;
122 }
123
sample_set_data(RID p_sample,const DVector<uint8_t> & p_buffer)124 void SampleManagerMallocSW::sample_set_data(RID p_sample, const DVector<uint8_t> &p_buffer) {
125
126 Sample *s = sample_owner.get(p_sample);
127 ERR_FAIL_COND(!s);
128
129 int buff_size = p_buffer.size();
130 ERR_FAIL_COND(buff_size == 0);
131
132 ERR_EXPLAIN("Sample buffer size does not match sample size.");
133 //print_line("len bytes: "+itos(s->length_bytes)+" bufsize: "+itos(buff_size));
134 ERR_FAIL_COND(s->length_bytes != buff_size);
135 DVector<uint8_t>::Read buffer_r = p_buffer.read();
136 const uint8_t *src = buffer_r.ptr();
137 uint8_t *dst = (uint8_t *)s->data;
138 //print_line("set data: "+itos(s->length_bytes));
139
140 for (int i = 0; i < s->length_bytes; i++) {
141
142 dst[i] = src[i];
143 }
144
145 switch (s->format) {
146
147 case AS::SAMPLE_FORMAT_PCM8: {
148
149 if (s->stereo) {
150 dst[s->length] = dst[s->length - 2];
151 dst[s->length + 1] = dst[s->length - 1];
152 } else {
153
154 dst[s->length] = dst[s->length - 1];
155 }
156
157 } break;
158 case AS::SAMPLE_FORMAT_PCM16: {
159
160 if (s->stereo) {
161 dst[s->length] = dst[s->length - 4];
162 dst[s->length + 1] = dst[s->length - 3];
163 dst[s->length + 2] = dst[s->length - 2];
164 dst[s->length + 3] = dst[s->length - 1];
165 } else {
166
167 dst[s->length] = dst[s->length - 2];
168 dst[s->length + 1] = dst[s->length - 1];
169 }
170
171 } break;
172 }
173 }
174
sample_get_data(RID p_sample) const175 const DVector<uint8_t> SampleManagerMallocSW::sample_get_data(RID p_sample) const {
176
177 Sample *s = sample_owner.get(p_sample);
178 ERR_FAIL_COND_V(!s, DVector<uint8_t>());
179
180 DVector<uint8_t> ret_buffer;
181 ret_buffer.resize(s->length_bytes);
182 DVector<uint8_t>::Write buffer_w = ret_buffer.write();
183 uint8_t *dst = buffer_w.ptr();
184 const uint8_t *src = (const uint8_t *)s->data;
185
186 for (int i = 0; i < s->length_bytes; i++) {
187
188 dst[i] = src[i];
189 }
190
191 buffer_w = DVector<uint8_t>::Write(); //unlock
192
193 return ret_buffer;
194 }
195
sample_get_data_ptr(RID p_sample) const196 void *SampleManagerMallocSW::sample_get_data_ptr(RID p_sample) const {
197
198 const Sample *s = sample_owner.get(p_sample);
199 ERR_FAIL_COND_V(!s, NULL);
200
201 return s->data;
202 }
203
sample_set_mix_rate(RID p_sample,int p_rate)204 void SampleManagerMallocSW::sample_set_mix_rate(RID p_sample, int p_rate) {
205
206 ERR_FAIL_COND(p_rate < 1);
207
208 Sample *s = sample_owner.get(p_sample);
209 ERR_FAIL_COND(!s);
210
211 s->mix_rate = p_rate;
212 }
sample_get_mix_rate(RID p_sample) const213 int SampleManagerMallocSW::sample_get_mix_rate(RID p_sample) const {
214
215 const Sample *s = sample_owner.get(p_sample);
216 ERR_FAIL_COND_V(!s, -1);
217
218 return s->mix_rate;
219 }
sample_set_loop_format(RID p_sample,AS::SampleLoopFormat p_format)220 void SampleManagerMallocSW::sample_set_loop_format(RID p_sample, AS::SampleLoopFormat p_format) {
221
222 Sample *s = sample_owner.get(p_sample);
223 ERR_FAIL_COND(!s);
224
225 s->loop_format = p_format;
226 }
sample_get_loop_format(RID p_sample) const227 AS::SampleLoopFormat SampleManagerMallocSW::sample_get_loop_format(RID p_sample) const {
228
229 const Sample *s = sample_owner.get(p_sample);
230 ERR_FAIL_COND_V(!s, AS::SAMPLE_LOOP_NONE);
231
232 return s->loop_format;
233 }
234
sample_set_loop_begin(RID p_sample,int p_pos)235 void SampleManagerMallocSW::sample_set_loop_begin(RID p_sample, int p_pos) {
236
237 Sample *s = sample_owner.get(p_sample);
238 ERR_FAIL_COND(!s);
239 ERR_FAIL_INDEX(p_pos, s->length);
240
241 s->loop_begin = p_pos;
242 }
sample_get_loop_begin(RID p_sample) const243 int SampleManagerMallocSW::sample_get_loop_begin(RID p_sample) const {
244
245 const Sample *s = sample_owner.get(p_sample);
246 ERR_FAIL_COND_V(!s, -1);
247
248 return s->loop_begin;
249 }
250
sample_set_loop_end(RID p_sample,int p_pos)251 void SampleManagerMallocSW::sample_set_loop_end(RID p_sample, int p_pos) {
252
253 Sample *s = sample_owner.get(p_sample);
254 ERR_FAIL_COND(!s);
255 if (p_pos > s->length)
256 p_pos = s->length;
257 s->loop_end = p_pos;
258 }
sample_get_loop_end(RID p_sample) const259 int SampleManagerMallocSW::sample_get_loop_end(RID p_sample) const {
260
261 const Sample *s = sample_owner.get(p_sample);
262 ERR_FAIL_COND_V(!s, -1);
263
264 return s->loop_end;
265 }
266
is_sample(RID p_sample) const267 bool SampleManagerMallocSW::is_sample(RID p_sample) const {
268
269 return sample_owner.owns(p_sample);
270 }
free(RID p_sample)271 void SampleManagerMallocSW::free(RID p_sample) {
272
273 Sample *s = sample_owner.get(p_sample);
274 ERR_FAIL_COND(!s);
275 AudioServer::get_singleton()->lock();
276 sample_owner.free(p_sample);
277 AudioServer::get_singleton()->unlock();
278
279 memfree(s->data);
280 memdelete(s);
281 }
282
SampleManagerMallocSW()283 SampleManagerMallocSW::SampleManagerMallocSW() {
284 }
285
~SampleManagerMallocSW()286 SampleManagerMallocSW::~SampleManagerMallocSW() {
287
288 // check for sample leakage
289 List<RID> owned_list;
290 sample_owner.get_owned_list(&owned_list);
291
292 while (owned_list.size()) {
293
294 Sample *s = sample_owner.get(owned_list.front()->get());
295 String err = "Leaked sample of size: " + itos(s->length_bytes) + " description: " + s->description;
296 ERR_PRINT(err.utf8().get_data());
297 free(owned_list.front()->get());
298 owned_list.pop_front();
299 }
300 }
301