blob: 3df37003f44d24196c145620f32f1ab8b1fe96fc
1 | /* |
2 | ** aml_audio.c |
3 | ** |
4 | ** This program is designed for TV application. |
5 | ** author: Wang Zhe |
6 | ** Email: Zhe.Wang@amlogic.com |
7 | ** |
8 | */ |
9 | |
10 | #define LOG_TAG "aml_audio" |
11 | |
12 | #include <stdbool.h> |
13 | #include <stdio.h> |
14 | #include <string.h> |
15 | #include <stdlib.h> |
16 | #include <stdint.h> |
17 | #include <signal.h> |
18 | #include <pthread.h> |
19 | #include <unistd.h> |
20 | #include <math.h> |
21 | #include <fcntl.h> |
22 | #include <errno.h> |
23 | #include <sys/mman.h> |
24 | #include <sys/ioctl.h> |
25 | #include <sys/stat.h> |
26 | #include <sys/prctl.h> |
27 | #include <cutils/log.h> |
28 | #include <cutils/properties.h> |
29 | #include "tinyalsa/asoundlib.h" |
30 | |
31 | #include "aml_shelf.h" |
32 | #include "android_out.h" |
33 | #include "aml_audio.h" |
34 | |
35 | #define ANDROID_OUT_BUFFER_SIZE (2048*8*2) //in byte |
36 | #define DDP_OUT_BUFFER_SIZE (2048*8*2*2*2) //in byte |
37 | #define DD_61937_BUFFER_SIZE (2048*8*2*2*2) |
38 | #define DEFAULT_OUT_SAMPLE_RATE (48000) |
39 | #define DEFAULT_IN_SAMPLE_RATE (48000) |
40 | #define PLAYBACK_PERIOD_SIZE (512) |
41 | #define CAPTURE_PERIOD_SIZE (512) |
42 | #define PLAYBACK_PERIOD_COUNT (4) |
43 | #define CAPTURE_PERIOD_COUNT (4) |
44 | #define TEMP_BUFFER_SIZE (PLAYBACK_PERIOD_SIZE * 4 * 3) |
45 | //output device ID from audio.h |
46 | #define AUDIO_DEVICE_OUT_SPEAKER (0x2) |
47 | #define AUDIO_DEVICE_OUT_REMOTE_SUBMIX (0x8000) |
48 | |
49 | static const struct pcm_config pcm_config_out = { |
50 | .channels = 2, |
51 | .rate = DEFAULT_OUT_SAMPLE_RATE, |
52 | .period_size = PLAYBACK_PERIOD_SIZE, |
53 | .period_count = PLAYBACK_PERIOD_COUNT, |
54 | .format = PCM_FORMAT_S16_LE, |
55 | .stop_threshold = PLAYBACK_PERIOD_SIZE*PLAYBACK_PERIOD_COUNT, |
56 | }; |
57 | |
58 | static const struct pcm_config pcm_config_in = { |
59 | .channels = 2, |
60 | .rate = DEFAULT_IN_SAMPLE_RATE, |
61 | .period_size = CAPTURE_PERIOD_SIZE, |
62 | .period_count = CAPTURE_PERIOD_COUNT, |
63 | .format = PCM_FORMAT_S16_LE, |
64 | .stop_threshold = CAPTURE_PERIOD_SIZE*CAPTURE_PERIOD_COUNT*10, |
65 | }; |
66 | |
67 | struct buffer_status { |
68 | unsigned char *start_add; |
69 | size_t size; |
70 | size_t level; |
71 | unsigned int rd; |
72 | unsigned int wr; |
73 | }; |
74 | |
75 | struct resample_para { |
76 | unsigned int FractionStep; |
77 | unsigned int SampleFraction; |
78 | short lastsample_left; |
79 | short lastsample_right; |
80 | }; |
81 | |
82 | struct aml_stream_in { |
83 | pthread_mutex_t lock; |
84 | struct pcm_config config; |
85 | struct pcm *pcm; |
86 | int card; |
87 | int device; |
88 | int standby; |
89 | int resample_request; |
90 | void *resample_temp_buffer; |
91 | struct resample_para resample; |
92 | int max_bytes; |
93 | void *temp_buffer; |
94 | void *write_buffer; |
95 | int delay_time; |
96 | int last_delay_time; |
97 | struct circle_buffer delay_buf; |
98 | float pre_gain; |
99 | uint pre_mute; |
100 | }; |
101 | |
102 | struct aml_stream_out { |
103 | pthread_mutex_t lock; |
104 | struct pcm_config config; |
105 | struct pcm *pcm; |
106 | int card; |
107 | int device; |
108 | int standby; |
109 | void *temp_buffer; |
110 | void *read_buffer; |
111 | int output_device; |
112 | int amAudio_OutHandle; |
113 | struct buffer_status playback_buf; |
114 | int user_set_device; |
115 | int is_tv_platform; |
116 | int32_t *tmp_buffer_8ch; |
117 | void *audioeffect_tmp_buffer; |
118 | }; |
119 | |
120 | struct aml_dev { |
121 | struct aml_stream_in in; |
122 | struct aml_stream_out out; |
123 | pthread_t aml_Audio_ThreadID; |
124 | int aml_Audio_ThreadTurnOnFlag; |
125 | int aml_Audio_ThreadExecFlag; |
126 | int has_EQ_lib; |
127 | int has_SRS_lib; |
128 | int has_aml_IIR_lib; |
129 | int output_mode; |
130 | pthread_t android_check_ThreadID; |
131 | }; |
132 | |
133 | static struct aml_dev gmAmlDevice = { |
134 | .in = { |
135 | .lock = PTHREAD_MUTEX_INITIALIZER, |
136 | .config = { |
137 | .channels = 2, |
138 | .rate = DEFAULT_IN_SAMPLE_RATE, |
139 | .period_size = CAPTURE_PERIOD_SIZE, |
140 | .period_count = CAPTURE_PERIOD_COUNT, |
141 | .format = PCM_FORMAT_S16_LE, |
142 | .stop_threshold = CAPTURE_PERIOD_SIZE*CAPTURE_PERIOD_COUNT*10, |
143 | }, |
144 | .pcm = NULL, |
145 | .card = 0, |
146 | .device = 0, |
147 | .standby = 0, |
148 | .resample_request = 0, |
149 | .resample_temp_buffer = NULL, |
150 | .resample = { |
151 | .FractionStep = 0, |
152 | .SampleFraction = 0, |
153 | .lastsample_left = 0, |
154 | .lastsample_right = 0, |
155 | }, |
156 | .max_bytes = 0, |
157 | .temp_buffer = NULL, |
158 | .write_buffer = NULL, |
159 | .delay_time = 0, |
160 | .last_delay_time = 0, |
161 | .delay_buf = { |
162 | .lock = PTHREAD_MUTEX_INITIALIZER, |
163 | .start_add = NULL, |
164 | .rd = NULL, |
165 | .wr = NULL, |
166 | .size = 0, |
167 | }, |
168 | .pre_gain = 1.0, |
169 | }, |
170 | |
171 | .out = { |
172 | .lock = PTHREAD_MUTEX_INITIALIZER, |
173 | .config = { |
174 | .channels = 2, |
175 | .rate = DEFAULT_OUT_SAMPLE_RATE, |
176 | .period_size = PLAYBACK_PERIOD_SIZE, |
177 | .period_count = PLAYBACK_PERIOD_COUNT, |
178 | .format = PCM_FORMAT_S16_LE, |
179 | .stop_threshold = PLAYBACK_PERIOD_SIZE*PLAYBACK_PERIOD_COUNT, |
180 | }, |
181 | .pcm = NULL, |
182 | .card = 0, |
183 | .device = 0, |
184 | .standby = 0, |
185 | .temp_buffer = NULL, |
186 | .read_buffer = NULL, |
187 | .output_device = 0, |
188 | .amAudio_OutHandle = 0, |
189 | .playback_buf = { |
190 | .start_add = NULL, |
191 | .size = 0, |
192 | .level = 0, |
193 | .rd = 0, |
194 | .wr = 0, |
195 | }, |
196 | .user_set_device = 0, |
197 | .is_tv_platform = 0, |
198 | .tmp_buffer_8ch = NULL, |
199 | .audioeffect_tmp_buffer = NULL, |
200 | }, |
201 | |
202 | .aml_Audio_ThreadID = 0, |
203 | .aml_Audio_ThreadTurnOnFlag = 0, |
204 | .aml_Audio_ThreadExecFlag = 0, |
205 | .has_EQ_lib = 0, |
206 | .has_SRS_lib = 0, |
207 | .has_aml_IIR_lib = 0, |
208 | .output_mode = MODEAMAUDIO, |
209 | .android_check_ThreadID = 0, |
210 | }; |
211 | |
212 | struct circle_buffer android_out_buffer = { |
213 | .lock = PTHREAD_MUTEX_INITIALIZER, |
214 | .start_add = NULL, |
215 | .rd = NULL, |
216 | .wr = NULL, |
217 | .size = 0, |
218 | }; |
219 | |
220 | struct circle_buffer DDP_out_buffer = { |
221 | .lock = PTHREAD_MUTEX_INITIALIZER, |
222 | .start_add = NULL, |
223 | .rd = NULL, |
224 | .wr = NULL, |
225 | .size = 0, |
226 | }; |
227 | |
228 | struct circle_buffer DD_out_buffer = { |
229 | .lock = PTHREAD_MUTEX_INITIALIZER, |
230 | .start_add = NULL, |
231 | .rd = NULL, |
232 | .wr = NULL, |
233 | .size = 0, |
234 | }; |
235 | |
236 | static void *start_temp_buffer = NULL; |
237 | static struct aml_dev *gpAmlDevice = NULL; |
238 | static pthread_mutex_t amaudio_dev_op_mutex = PTHREAD_MUTEX_INITIALIZER; |
239 | static unsigned int gUSBCheckLastFlag = 0; |
240 | static unsigned int gUSBCheckFlag = 0; |
241 | |
242 | extern int omx_codec_init(void); |
243 | extern int omx_codec_dts_init(void); |
244 | extern void omx_codec_close(void); |
245 | extern void omx_codec_dts_close(void); |
246 | |
247 | extern int I2S_state; |
248 | |
249 | #define I2S_IN_AUDIO_TYPE "I2SIN Audio Type" |
250 | #define SPDIF_IN_AUDIO_TYPE "SPDIFIN Audio Type" |
251 | #define Audio_In_Source_TYPE "Audio In Source" |
252 | #define HW_RESAMPLE_ENABLE "Hardware resample enable" |
253 | #define AMAUDIO_IN "/dev/amaudio2_in" |
254 | #define AMAUDIO_OUT "/dev/amaudio2_out" |
255 | #define AMAUDIO2_PREENABLE "/sys/class/amaudio2/aml_amaudio2_enable" |
256 | #define AMAUDIO2_INPUTDEVICE "/sys/class/amaudio2/aml_input_device" |
257 | |
258 | #define AMAUDIO_IOC_MAGIC 'A' |
259 | #define AMAUDIO_IOC_GET_SIZE _IOW(AMAUDIO_IOC_MAGIC, 0x00, int) |
260 | #define AMAUDIO_IOC_GET_PTR _IOW(AMAUDIO_IOC_MAGIC, 0x01, int) |
261 | #define AMAUDIO_IOC_RESET _IOW(AMAUDIO_IOC_MAGIC, 0x02, int) |
262 | #define AMAUDIO_IOC_UPDATE_APP_PTR _IOW(AMAUDIO_IOC_MAGIC, 0x03, int) |
263 | #define AMAUDIO_IOC_AUDIO_OUT_MODE _IOW(AMAUDIO_IOC_MAGIC, 0x04, int) |
264 | #define AMAUDIO_IOC_MIC_LEFT_GAIN _IOW(AMAUDIO_IOC_MAGIC, 0x05, int) |
265 | #define AMAUDIO_IOC_MIC_RIGHT_GAIN _IOW(AMAUDIO_IOC_MAGIC, 0x06, int) |
266 | #define AMAUDIO_IOC_MUSIC_GAIN _IOW(AMAUDIO_IOC_MAGIC, 0x07, int) |
267 | |
268 | #define CC_DUMP_SRC_TYPE_INPUT (0) |
269 | #define CC_DUMP_SRC_TYPE_OUTPUT (1) |
270 | #define CC_DUMP_SRC_TYPE_IN_OUT (2) |
271 | #define CC_DUMP_SRC_TYPE_OUT_IN (3) |
272 | |
273 | static int amaudio2_out_handle = -1; |
274 | static int gDumpDataFlag = 0; |
275 | static int gDumpDataFd1 = -1; |
276 | static int gDumpDataFd2 = -1; |
277 | static int audioin_type = 0; |
278 | static int omx_started = 0; |
279 | static int raw_data_counter = 0; |
280 | static int pcm_data_counter = 0; |
281 | static int digital_raw_enable = 0; |
282 | int output_record_enable = 0; |
283 | int spdif_audio_type = LPCM; |
284 | int type_AUDIO_IN = -1; |
285 | |
286 | static void DoDumpData(void *data_buf, int size, int aud_src_type); |
287 | static int audio_effect_process(short* buffer, int frame_size); |
288 | |
289 | static int getprop_bool(const char * path) |
290 | { |
291 | char buf[PROPERTY_VALUE_MAX]; |
292 | int ret = -1; |
293 | |
294 | ret = property_get(path, buf, NULL); |
295 | if (ret > 0) { |
296 | if (strcasecmp(buf, "true") == 0 || strcmp(buf, "1") == 0) |
297 | return 1; |
298 | } |
299 | |
300 | return 0; |
301 | } |
302 | |
303 | inline int GetWriteSpace(char *WritePoint, char *ReadPoint, int buffer_size) { |
304 | int bytes; |
305 | |
306 | if (WritePoint >= ReadPoint) { |
307 | bytes = buffer_size - (WritePoint - ReadPoint); |
308 | } else { |
309 | bytes = ReadPoint - WritePoint; |
310 | } |
311 | return bytes; |
312 | } |
313 | |
314 | inline size_t GetReadSpace(char *WritePoint, char *ReadPoint, int buffer_size) { |
315 | int bytes; |
316 | |
317 | if (WritePoint >= ReadPoint) { |
318 | bytes = WritePoint - ReadPoint; |
319 | } else { |
320 | bytes = buffer_size - (ReadPoint - WritePoint); |
321 | } |
322 | return bytes; |
323 | } |
324 | |
325 | inline int write_to_buffer(char *current_pointer, char *buffer, int bytes, |
326 | char *start_buffer, int buffer_size) { |
327 | int left_bytes = start_buffer + buffer_size - current_pointer; |
328 | |
329 | if (left_bytes >= bytes) { |
330 | memcpy(current_pointer, buffer, bytes); |
331 | } else { |
332 | memcpy(current_pointer, buffer, left_bytes); |
333 | memcpy(start_buffer, buffer + left_bytes, bytes - left_bytes); |
334 | } |
335 | return 0; |
336 | } |
337 | |
338 | inline int read_from_buffer(char *current_pointer, char *buffer, int bytes, |
339 | char *start_buffer, int buffer_size) { |
340 | int left_bytes = start_buffer + buffer_size - current_pointer; |
341 | |
342 | if (left_bytes >= bytes) { |
343 | memcpy(buffer, current_pointer, bytes); |
344 | } else { |
345 | memcpy(buffer, current_pointer, left_bytes); |
346 | memcpy(buffer + left_bytes, start_buffer, bytes - left_bytes); |
347 | } |
348 | return 0; |
349 | } |
350 | |
351 | inline void* update_pointer(char *current_pointer, int bytes, |
352 | char *start_buffer, int buffer_size) { |
353 | current_pointer += bytes; |
354 | if (current_pointer >= start_buffer + buffer_size) { |
355 | current_pointer -= buffer_size; |
356 | } |
357 | return current_pointer; |
358 | } |
359 | |
360 | //Clip from 16.16 fixed-point to 0.15 fixed-point. |
361 | inline static short clip(int x) { |
362 | if (x < -32768) { |
363 | return -32768; |
364 | } else if (x > 32767) { |
365 | return 32767; |
366 | } else { |
367 | return x; |
368 | } |
369 | } |
370 | |
371 | static int resampler_init(struct aml_stream_in *in) { |
372 | ALOGD("%s, Init Resampler!\n", __FUNCTION__); |
373 | |
374 | static const double kPhaseMultiplier = 1L << 28; |
375 | |
376 | in->resample.FractionStep = (unsigned int) (in->config.rate |
377 | * kPhaseMultiplier / pcm_config_in.rate); |
378 | in->resample.SampleFraction = 0; |
379 | |
380 | size_t buffer_size = in->config.period_size * 4; |
381 | in->resample_temp_buffer = malloc(buffer_size); |
382 | if (in->resample_temp_buffer == NULL) { |
383 | ALOGE("%s, Malloc resample buffer failed!\n", __FUNCTION__); |
384 | return -1; |
385 | } |
386 | in->max_bytes = (in->config.period_size * pcm_config_in.rate |
387 | / in->config.rate + 1) << 2; |
388 | return 0; |
389 | } |
390 | |
391 | static int resample_process(struct aml_stream_in *in, unsigned int in_frame, |
392 | short* input, short* output) { |
393 | unsigned int inputIndex = 0; |
394 | unsigned int outputIndex = 0; |
395 | unsigned int FractionStep = in->resample.FractionStep; |
396 | |
397 | static const uint32_t kPhaseMask = (1LU << 28) - 1; |
398 | unsigned int frac = in->resample.SampleFraction; |
399 | short lastsample_left = in->resample.lastsample_left; |
400 | short lastsample_right = in->resample.lastsample_right; |
401 | |
402 | while (inputIndex == 0) { |
403 | *output++ = clip( |
404 | (int) lastsample_left |
405 | + ((((int) input[0] - (int) lastsample_left) |
406 | * ((int) frac >> 13)) >> 15)); |
407 | *output++ = clip( |
408 | (int) lastsample_right |
409 | + ((((int) input[1] - (int) lastsample_right) |
410 | * ((int) frac >> 13)) >> 15)); |
411 | |
412 | frac += FractionStep; |
413 | inputIndex += (frac >> 28); |
414 | frac = (frac & kPhaseMask); |
415 | outputIndex++; |
416 | } |
417 | |
418 | while (inputIndex < in_frame) { |
419 | *output++ = clip( |
420 | (int) input[2 * inputIndex - 2] |
421 | + ((((int) input[2 * inputIndex] |
422 | - (int) input[2 * inputIndex - 2]) |
423 | * ((int) frac >> 13)) >> 15)); |
424 | *output++ = clip( |
425 | (int) input[2 * inputIndex - 1] |
426 | + ((((int) input[2 * inputIndex + 1] |
427 | - (int) input[2 * inputIndex - 1]) |
428 | * ((int) frac >> 13)) >> 15)); |
429 | |
430 | frac += FractionStep; |
431 | inputIndex += (frac >> 28); |
432 | frac = (frac & kPhaseMask); |
433 | outputIndex++; |
434 | } |
435 | |
436 | in->resample.lastsample_left = input[2 * in_frame - 2]; |
437 | in->resample.lastsample_right = input[2 * in_frame - 1]; |
438 | in->resample.SampleFraction = frac; |
439 | |
440 | return outputIndex; |
441 | } |
442 | |
443 | static int tmp_buffer_init(struct circle_buffer *tmp, int buffer_size) { |
444 | struct circle_buffer *buf = tmp; |
445 | pthread_mutex_lock(&buf->lock); |
446 | |
447 | buf->size = buffer_size; |
448 | buf->start_add = malloc(buffer_size * sizeof(char)); |
449 | if (buf->start_add == NULL) { |
450 | ALOGD("%s, Malloc android out buffer error!\n", __FUNCTION__); |
451 | pthread_mutex_unlock(&buf->lock); |
452 | return -1; |
453 | } |
454 | buf->rd = buf->start_add; |
455 | buf->wr = buf->start_add + buf->size / 2; |
456 | |
457 | pthread_mutex_unlock(&buf->lock); |
458 | return 0; |
459 | } |
460 | |
461 | static int tmp_buffer_release(struct circle_buffer *tmp) { |
462 | struct circle_buffer *buf = tmp; |
463 | pthread_mutex_lock(&buf->lock); |
464 | |
465 | if (buf->start_add != NULL) { |
466 | free(buf->start_add); |
467 | buf->start_add = NULL; |
468 | } |
469 | buf->rd = NULL; |
470 | buf->wr = NULL; |
471 | buf->size = 0; |
472 | |
473 | pthread_mutex_unlock(&buf->lock); |
474 | return 0; |
475 | } |
476 | |
477 | static int tmp_buffer_reset(struct circle_buffer *tmp) { |
478 | struct circle_buffer *buf = tmp; |
479 | buf->rd = buf->wr + buf->size / 2; |
480 | if (buf->rd >= (buf->start_add + buf->size)) |
481 | buf->rd -= buf->size; |
482 | return 0; |
483 | } |
484 | |
485 | int buffer_write(struct circle_buffer *tmp, char* buffer, size_t bytes) { |
486 | struct circle_buffer *buf = tmp; |
487 | pthread_mutex_lock(&buf->lock); |
488 | if (buf->start_add == NULL || buf->wr == NULL || buf->wr == NULL |
489 | || buf->size == 0) { |
490 | ALOGE("%s, Buffer malloc fail!\n", __FUNCTION__); |
491 | pthread_mutex_unlock(&buf->lock); |
492 | return -1; |
493 | } |
494 | size_t write_space = GetWriteSpace(buf->wr, buf->rd, buf->size); |
495 | if (write_space < bytes) { |
496 | pthread_mutex_unlock(&buf->lock); |
497 | return -1; |
498 | } |
499 | write_to_buffer(buf->wr, buffer, bytes, buf->start_add, buf->size); |
500 | buf->wr = update_pointer(buf->wr, bytes, buf->start_add, buf->size); |
501 | pthread_mutex_unlock(&buf->lock); |
502 | return bytes; |
503 | } |
504 | |
505 | int buffer_read(struct circle_buffer *tmp, char* buffer, size_t bytes) { |
506 | struct circle_buffer *buf = tmp; |
507 | pthread_mutex_lock(&buf->lock); |
508 | if (buf->start_add == NULL || buf->wr == NULL || buf->wr == NULL |
509 | || buf->size == 0) { |
510 | ALOGE("%s, Buffer malloc fail!\n", __FUNCTION__); |
511 | pthread_mutex_unlock(&buf->lock); |
512 | return -1; |
513 | } |
514 | size_t read_space = GetReadSpace(buf->wr, buf->rd, buf->size); |
515 | if (read_space < bytes) { |
516 | pthread_mutex_unlock(&buf->lock); |
517 | return -1; |
518 | } |
519 | read_from_buffer(buf->rd, buffer, bytes, buf->start_add, buf->size); |
520 | buf->rd = update_pointer(buf->rd, bytes, buf->start_add, buf->size); |
521 | pthread_mutex_unlock(&buf->lock); |
522 | return bytes; |
523 | } |
524 | |
525 | static int get_output_deviceID(void); |
526 | |
527 | int GetOutputdevice(void) { |
528 | return get_output_deviceID(); |
529 | } |
530 | |
531 | static int set_input_stream_sample_rate(unsigned int sr, |
532 | struct aml_stream_in *in) { |
533 | if (check_input_stream_sr(sr) == 0) { |
534 | in->config.rate = sr; |
535 | } else { |
536 | in->config.rate = pcm_config_in.rate; |
537 | } |
538 | return 0; |
539 | } |
540 | |
541 | static int get_aml_card(void) { |
542 | int card = -1, err = -1; |
543 | int fd = -1; |
544 | unsigned fileSize = 512; |
545 | char *read_buf = NULL, *pd = NULL; |
546 | static const char * const SOUND_CARDS_PATH = "/proc/asound/cards"; |
547 | fd = open(SOUND_CARDS_PATH, O_RDONLY); |
548 | if (fd < 0) { |
549 | ALOGE("ERROR: failed to open config file %s error: %d\n", |
550 | SOUND_CARDS_PATH, errno); |
551 | return -EINVAL; |
552 | } |
553 | |
554 | read_buf = (char *) malloc(fileSize); |
555 | if (!read_buf) { |
556 | ALOGE("Failed to malloc read_buf"); |
557 | close(fd); |
558 | return -ENOMEM; |
559 | } |
560 | memset(read_buf, 0x0, fileSize); |
561 | err = read(fd, read_buf, fileSize); |
562 | if (err < 0) { |
563 | ALOGE("ERROR: failed to read config file %s error: %d\n", |
564 | SOUND_CARDS_PATH, errno); |
565 | close(fd); |
566 | free(read_buf); |
567 | return -EINVAL; |
568 | } |
569 | pd = strstr(read_buf, "AML"); |
570 | card = *(pd - 3) - '0'; |
571 | |
572 | free(read_buf); |
573 | close(fd); |
574 | return card; |
575 | } |
576 | |
577 | static int get_aml_device(int device_ID) { |
578 | int port = -1, err = 0; |
579 | int fd = -1; |
580 | unsigned fileSize = 512; |
581 | char *read_buf = NULL, *pd = NULL; |
582 | static const char *const SOUND_PCM_PATH = "/proc/asound/pcm"; |
583 | fd = open(SOUND_PCM_PATH, O_RDONLY); |
584 | if (fd < 0) { |
585 | ALOGE("ERROR: failed to open config file %s error: %d\n", SOUND_PCM_PATH, errno); |
586 | close(fd); |
587 | return -EINVAL; |
588 | } |
589 | |
590 | read_buf = (char *)malloc(fileSize); |
591 | if (!read_buf) { |
592 | ALOGE("Failed to malloc read_buf"); |
593 | close(fd); |
594 | return -ENOMEM; |
595 | } |
596 | memset(read_buf, 0x0, fileSize); |
597 | err = read(fd, read_buf, fileSize); |
598 | if (fd < 0) { |
599 | ALOGE("ERROR: failed to read config file %s error: %d\n", SOUND_PCM_PATH, errno); |
600 | close(fd); |
601 | return -EINVAL; |
602 | } |
603 | |
604 | if (device_ID == 1) { |
605 | pd = strstr(read_buf, "SPDIF"); |
606 | port = *(pd -3) - '0'; |
607 | } else if (device_ID == 0){ |
608 | pd = strstr(read_buf, "I2S"); |
609 | port = *(pd -3) - '0'; |
610 | } |
611 | OUT: |
612 | free(read_buf); |
613 | close(fd); |
614 | return port; |
615 | } |
616 | |
617 | static int alsa_in_open(struct aml_stream_in *in) { |
618 | in->config.channels = pcm_config_in.channels; |
619 | in->config.period_size = pcm_config_in.period_size; |
620 | in->config.period_count = pcm_config_in.period_count; |
621 | in->config.format = pcm_config_in.format; |
622 | in->config.stop_threshold = CAPTURE_PERIOD_SIZE * CAPTURE_PERIOD_COUNT * 10; |
623 | in->standby = 1; |
624 | in->resample_request = 0; |
625 | in->resample_temp_buffer = NULL; |
626 | in->max_bytes = in->config.period_size << 2; |
627 | in->pre_gain = 1.0; |
628 | in->pre_mute = 0; |
629 | |
630 | if (in->config.rate == 0) { |
631 | in->config.rate = pcm_config_in.rate; |
632 | } |
633 | |
634 | if (in->config.rate != pcm_config_in.rate) { |
635 | in->resample_request = 1; |
636 | int ret = resampler_init(in); |
637 | if (ret < 0) { |
638 | return -1; |
639 | } |
640 | } |
641 | |
642 | pthread_mutex_lock(&in->lock); |
643 | in->card = get_aml_card(); |
644 | in->pcm = pcm_open(in->card, in->device, PCM_IN, &(in->config)); |
645 | if (!pcm_is_ready(in->pcm)) { |
646 | ALOGE("%s, Unable to open PCM device in: %s\n", __FUNCTION__, |
647 | pcm_get_error(in->pcm)); |
648 | pcm_close(in->pcm); |
649 | pthread_mutex_unlock(&in->lock); |
650 | return -1; |
651 | } |
652 | |
653 | in->standby = 0; |
654 | ALOGD("%s, Input device is opened: card(%d), device(%d)\n", __FUNCTION__, |
655 | in->card, in->device); |
656 | pthread_mutex_unlock(&in->lock); |
657 | return 0; |
658 | } |
659 | |
660 | static int alsa_in_close(struct aml_stream_in *in) { |
661 | ALOGD("%s, Do input close!\n", __FUNCTION__); |
662 | |
663 | pthread_mutex_lock(&in->lock); |
664 | if (!in->standby) { |
665 | pcm_close(in->pcm); |
666 | in->pcm = NULL; |
667 | in->standby = 1; |
668 | } |
669 | if (in->resample_request && (in->resample_temp_buffer != NULL)) { |
670 | free(in->resample_temp_buffer); |
671 | in->resample_temp_buffer = NULL; |
672 | } |
673 | pthread_mutex_unlock(&in->lock); |
674 | return 0; |
675 | } |
676 | |
677 | static int get_in_framesize(struct aml_stream_in *in) { |
678 | int sample_format = 0; |
679 | if (in->config.format == PCM_FORMAT_S16_LE) { |
680 | sample_format = 2; |
681 | } |
682 | return sample_format * in->config.channels; |
683 | } |
684 | |
685 | static void apply_stream_volume_and_pregain(float vol, float gain, char *buf, int size) { |
686 | uint i; |
687 | short *sample = (short*)buf; |
688 | for (i = 0; i < size/sizeof(short); i++) |
689 | sample[i] = gain*vol*sample[i]; |
690 | } |
691 | |
692 | static int alsa_in_read(struct aml_stream_in *in, void* buffer, size_t bytes) { |
693 | int ret; |
694 | int resample_request = in->resample_request; |
695 | |
696 | pthread_mutex_lock(&in->lock); |
697 | if (in->standby) { |
698 | pthread_mutex_unlock(&in->lock); |
699 | ALOGD("%s, Input device is closed!\n", __FUNCTION__); |
700 | return 0; |
701 | } |
702 | //if raw data in HDMI-in, no need to resample |
703 | if (GetOutputdevice() == 2) { |
704 | resample_request = 0; |
705 | } |
706 | |
707 | int output_size = 0; |
708 | if (resample_request == 1) { |
709 | ret = pcm_read(in->pcm, in->resample_temp_buffer, bytes); |
710 | if (ret < 0) { |
711 | //wait for next frame |
712 | usleep(bytes * 1000000 / get_in_framesize(in) / in->config.rate); |
713 | pthread_mutex_unlock(&in->lock); |
714 | return ret; |
715 | } |
716 | |
717 | if (GetOutputdevice() != 2 && |
718 | (gUSBCheckFlag & AUDIO_DEVICE_OUT_SPEAKER) != 0) { |
719 | float vol = get_android_stream_volume(); |
720 | float gain = in->pre_gain; |
721 | uint pre_mute = in->pre_mute; |
722 | if (!pre_mute) |
723 | apply_stream_volume_and_pregain(vol,gain,in->resample_temp_buffer,bytes); |
724 | else |
725 | memset(in->resample_temp_buffer, 0, bytes); |
726 | } |
727 | DoDumpData(in->resample_temp_buffer, bytes, CC_DUMP_SRC_TYPE_INPUT); |
728 | |
729 | output_size = resample_process(in, bytes >> 2, |
730 | (short *) in->resample_temp_buffer, (short *) buffer) << 2; |
731 | } else { |
732 | ret = pcm_read(in->pcm, buffer, bytes); |
733 | if (ret < 0) { |
734 | //wait for next frame |
735 | usleep(bytes * 1000000 / get_in_framesize(in) / in->config.rate); |
736 | ALOGE("Can't read data from alsa!\n"); |
737 | pthread_mutex_unlock(&in->lock); |
738 | return ret; |
739 | } |
740 | |
741 | if (GetOutputdevice() != 2 && |
742 | (gUSBCheckFlag & AUDIO_DEVICE_OUT_SPEAKER) != 0) { |
743 | float vol = get_android_stream_volume(); |
744 | float gain = in->pre_gain; |
745 | uint pre_mute = in->pre_mute; |
746 | if (!pre_mute) |
747 | apply_stream_volume_and_pregain(vol,gain,buffer,bytes); |
748 | else |
749 | memset(buffer, 0, bytes); |
750 | } |
751 | /*if (type_AUDIO_IN == 2 && GetOutputdevice() != 2) { |
752 | short *ptr = buffer; |
753 | short data; |
754 | int i = 0; |
755 | int frame_size = bytes >> 2; |
756 | for (i = 0; i < frame_size; i++) { |
757 | data = (short)audio_IIR_process((int)(*ptr), 0); |
758 | *ptr++ = data; |
759 | data = (short)audio_IIR_process((int)(*ptr), 1); |
760 | *ptr++ = data; |
761 | } |
762 | }*/ |
763 | DoDumpData(buffer, bytes, CC_DUMP_SRC_TYPE_INPUT); |
764 | |
765 | output_size = bytes; |
766 | } |
767 | pthread_mutex_unlock(&in->lock); |
768 | return output_size; |
769 | } |
770 | |
771 | static int alsa_out_open(struct aml_stream_out *out) { |
772 | out->config.period_size = pcm_config_out.period_size; |
773 | out->config.rate = pcm_config_out.rate; |
774 | out->config.period_count = pcm_config_out.period_count; |
775 | out->standby = 1; |
776 | if (getprop_bool("ro.platform.has.tvuimode")) { |
777 | out->config.channels = 8; |
778 | out->config.format = PCM_FORMAT_S32_LE; |
779 | out->tmp_buffer_8ch = malloc(out->config.period_size * 4 * 8); /*8 channel, 32bit*/ |
780 | if (out->tmp_buffer_8ch == NULL) { |
781 | ALOGE("cannot malloc memory for out->tmp_buffer_8ch"); |
782 | return -ENOMEM; |
783 | } |
784 | out->audioeffect_tmp_buffer = malloc(out->config.period_size * 6); |
785 | if (out->audioeffect_tmp_buffer == NULL) { |
786 | ALOGE("cannot malloc memory for audioeffect_tmp_buffer"); |
787 | return -ENOMEM; |
788 | } |
789 | out->is_tv_platform = 1; |
790 | }else { |
791 | out->config.channels = pcm_config_out.channels; |
792 | out->config.format = pcm_config_out.format; |
793 | out->is_tv_platform = 0; |
794 | } |
795 | |
796 | pthread_mutex_lock(&out->lock); |
797 | out->card = get_aml_card(); |
798 | out->pcm = pcm_open(out->card, out->device, PCM_OUT, &(out->config)); |
799 | if (!pcm_is_ready(out->pcm)) { |
800 | ALOGE("%s, Unable to open PCM device out: %s\n", __FUNCTION__, |
801 | pcm_get_error(out->pcm)); |
802 | pcm_close(out->pcm); |
803 | pthread_mutex_unlock(&out->lock); |
804 | return -1; |
805 | } |
806 | out->standby = 0; |
807 | ALOGD("%s, Output device is opened: card(%d), device(%d)\n", __FUNCTION__, |
808 | out->card, out->device); |
809 | pthread_mutex_unlock(&out->lock); |
810 | return 0; |
811 | } |
812 | |
813 | static int alsa_out_close(struct aml_stream_out *out) { |
814 | ALOGD("%s, Do output close!\n", __FUNCTION__); |
815 | |
816 | pthread_mutex_lock(&out->lock); |
817 | if (out->is_tv_platform == 1) { |
818 | free(out->tmp_buffer_8ch); |
819 | free(out->audioeffect_tmp_buffer); |
820 | out->is_tv_platform = 0; |
821 | } |
822 | if (!out->standby) { |
823 | pcm_close(out->pcm); |
824 | out->pcm = NULL; |
825 | out->standby = 1; |
826 | } |
827 | pthread_mutex_unlock(&out->lock); |
828 | return 0; |
829 | } |
830 | |
831 | static int get_out_framesize(struct aml_stream_out *out) { |
832 | int sample_format = 0; |
833 | if (out->config.format == PCM_FORMAT_S16_LE) |
834 | sample_format = 2; |
835 | return sample_format * out->config.channels; |
836 | } |
837 | |
838 | static int alsa_out_write(struct aml_stream_out *out, void* buffer, |
839 | size_t bytes) { |
840 | int ret; |
841 | int input_frames = bytes >> 2; |
842 | |
843 | pthread_mutex_lock(&out->lock); |
844 | if (out->standby) { |
845 | pthread_mutex_unlock(&out->lock); |
846 | ALOGD("%s, Output device is closed!\n", __FUNCTION__); |
847 | return 0; |
848 | } |
849 | |
850 | if (out->is_tv_platform == 1) { |
851 | int16_t *tmp_buffer = (int16_t *)out->audioeffect_tmp_buffer; |
852 | int16_t *in_buffer = (int16_t *)buffer; |
853 | int out_byte = input_frames * 32; |
854 | int i = 0; |
855 | memcpy((void *)tmp_buffer, buffer, bytes); |
856 | audio_effect_process(tmp_buffer, input_frames); |
857 | for (i = 0; i < input_frames; i ++) { |
858 | out->tmp_buffer_8ch[8*i] = ((int32_t)(in_buffer[2*i])) << 16; |
859 | out->tmp_buffer_8ch[8*i + 1] = ((int32_t)(in_buffer[2*i + 1])) << 16; |
860 | out->tmp_buffer_8ch[8*i + 2] = ((int32_t)(tmp_buffer[2*i])) << 16; |
861 | out->tmp_buffer_8ch[8*i + 3] = ((int32_t)(tmp_buffer[2*i + 1])) << 16; |
862 | out->tmp_buffer_8ch[8*i + 4] = 0; |
863 | out->tmp_buffer_8ch[8*i + 5] = 0; |
864 | out->tmp_buffer_8ch[8*i + 6] = 0; |
865 | out->tmp_buffer_8ch[8*i + 7] = 0; |
866 | } |
867 | ret = pcm_write(out->pcm, out->tmp_buffer_8ch, out_byte); |
868 | } else { |
869 | audio_effect_process((short *)buffer, input_frames); |
870 | ret = pcm_write(out->pcm, buffer, bytes); |
871 | } |
872 | |
873 | if (ret < 0) { |
874 | usleep(bytes * 1000000 / get_out_framesize(out) / out->config.rate); |
875 | pthread_mutex_unlock(&out->lock); |
876 | return ret; |
877 | } |
878 | |
879 | pthread_mutex_unlock(&out->lock); |
880 | return bytes; |
881 | } |
882 | |
883 | static int reset_amaudio(struct aml_stream_out *out, int delay_size) { |
884 | struct buffer_status *buf = &out->playback_buf; |
885 | buf->rd = 0; |
886 | buf->wr = 0; |
887 | buf->level = buf->size; |
888 | int ret = ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_RESET, delay_size); |
889 | if (ret < 0) { |
890 | ALOGE("%s, amaudio reset delay_size error!\n", __FUNCTION__); |
891 | return -1; |
892 | } |
893 | return 0; |
894 | } |
895 | |
896 | static int set_amaudio2_enable(int flag) { |
897 | int fd = 0; |
898 | char string[16]; |
899 | fd = open(AMAUDIO2_PREENABLE, O_CREAT | O_RDWR, 0664); |
900 | if (fd < 0) { |
901 | ALOGE("unable to open file %s \n", AMAUDIO2_PREENABLE); |
902 | return -1; |
903 | } |
904 | sprintf(string, "%d", flag); |
905 | write(fd, string, strlen(string)); |
906 | close(fd); |
907 | return 0; |
908 | } |
909 | |
910 | static int set_input_device(int flag) { |
911 | int fd = 0; |
912 | char string[16]; |
913 | fd = open(AMAUDIO2_INPUTDEVICE, O_CREAT | O_RDWR, 0664); |
914 | if (fd < 0) { |
915 | ALOGE("unable to open file %s \n", AMAUDIO2_INPUTDEVICE); |
916 | return -1; |
917 | } |
918 | sprintf(string, "%d", flag); |
919 | write(fd, string, strlen(string)); |
920 | close(fd); |
921 | return 0; |
922 | } |
923 | |
924 | static int new_audiotrack(struct aml_stream_out *out) { |
925 | int i = 0, ret = 0, times = 0; |
926 | int dly_tm = 10000, dly_cnt = 200, retry_times = 5; //2s * 5times |
927 | |
928 | pthread_mutex_lock(&out->lock); |
929 | if (gpAmlDevice == NULL) { |
930 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
931 | pthread_mutex_unlock(&out->lock); |
932 | return -1; |
933 | } |
934 | set_amaudio2_enable(1); |
935 | |
936 | renew_audiotrack: |
937 | ret = new_android_audiotrack(); |
938 | if (ret < 0) { |
939 | ALOGE("%s, New an audio track is fail!\n", __FUNCTION__); |
940 | pthread_mutex_unlock(&out->lock); |
941 | return -1; |
942 | } |
943 | |
944 | /* amaudio needs alsa running first to get the right params, so wait to make sure track is on */ |
945 | if (out->user_set_device == CC_OUT_USE_AMAUDIO) { |
946 | while (I2S_state < 5 && gpAmlDevice->aml_Audio_ThreadTurnOnFlag == 1) { |
947 | usleep(dly_tm); |
948 | i++; |
949 | if (i >= dly_cnt) { |
950 | release_android_audiotrack(); |
951 | if (times < retry_times) { |
952 | i = 0; |
953 | times++; |
954 | goto renew_audiotrack; |
955 | } |
956 | pthread_mutex_unlock(&out->lock); |
957 | ALOGE("%s, Time out error: wait %d ms for waiting I2S ready. I2S_state = %d\n", |
958 | __FUNCTION__, i * dly_tm * retry_times/1000, I2S_state); |
959 | return -1; |
960 | } |
961 | } |
962 | ALOGD("%s, sucess: wait %d ms for waiting I2S ready. retry_times = %d\n", |
963 | __FUNCTION__, i * dly_tm / 1000, times); |
964 | } |
965 | pthread_mutex_unlock(&out->lock); |
966 | return 0; |
967 | } |
968 | |
969 | static int release_audiotrack(struct aml_stream_out *out) { |
970 | ALOGD("%s, Release audio track!\n", __FUNCTION__); |
971 | pthread_mutex_lock(&out->lock); |
972 | int ret = release_android_audiotrack(); |
973 | if (ret < 0) { |
974 | ALOGE("%s, Delete audio track is fail!\n", __FUNCTION__); |
975 | } |
976 | ret = release_raw_audio_track(); |
977 | if (ret < 0) { |
978 | ALOGE("%s, Delete raw audio track is fail!\n", __FUNCTION__); |
979 | } |
980 | set_amaudio2_enable(0); |
981 | pthread_mutex_unlock(&out->lock); |
982 | return 0; |
983 | } |
984 | |
985 | static int amaudio_out_open(struct aml_stream_out *out) { |
986 | out->config.period_size = pcm_config_out.period_size; |
987 | out->config.rate = pcm_config_out.rate; |
988 | out->config.period_count = pcm_config_out.period_count; |
989 | out->standby = 1; |
990 | if (getprop_bool("ro.platform.has.tvuimode")) { |
991 | out->config.channels = 8; |
992 | out->config.format = PCM_FORMAT_S32_LE; |
993 | out->tmp_buffer_8ch = malloc(out->config.period_size * 4 * 8); /*8 channel, 32bit*/ |
994 | if (out->tmp_buffer_8ch == NULL) { |
995 | ALOGE("cannot malloc memory for out->tmp_buffer_8ch"); |
996 | return -ENOMEM; |
997 | } |
998 | out->audioeffect_tmp_buffer = malloc(out->config.period_size * 6); |
999 | if (out->audioeffect_tmp_buffer == NULL) { |
1000 | ALOGE("cannot malloc memory for audioeffect_tmp_buffer"); |
1001 | return -ENOMEM; |
1002 | } |
1003 | out->is_tv_platform = 1; |
1004 | }else { |
1005 | out->config.channels = pcm_config_out.channels; |
1006 | out->config.format = pcm_config_out.format; |
1007 | out->is_tv_platform = 0; |
1008 | } |
1009 | |
1010 | pthread_mutex_lock(&out->lock); |
1011 | out->amAudio_OutHandle = -1; |
1012 | out->amAudio_OutHandle = open(AMAUDIO_OUT, O_RDWR); |
1013 | if (out->amAudio_OutHandle < 0) { |
1014 | close(out->amAudio_OutHandle); |
1015 | out->amAudio_OutHandle = -1; |
1016 | release_android_audiotrack(); |
1017 | pthread_mutex_unlock(&out->lock); |
1018 | ALOGE("%s, The device amaudio_out cant't be opened!\n", __FUNCTION__); |
1019 | return -1; |
1020 | } |
1021 | |
1022 | struct buffer_status *buf = &out->playback_buf; |
1023 | buf->size = ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_GET_SIZE); |
1024 | buf->start_add = (unsigned char*) mmap(NULL, buf->size, PROT_READ | PROT_WRITE, |
1025 | MAP_FILE | MAP_SHARED, out->amAudio_OutHandle, 0); |
1026 | if (buf->start_add == 0) { |
1027 | close(out->amAudio_OutHandle); |
1028 | out->amAudio_OutHandle = -1; |
1029 | release_android_audiotrack(); |
1030 | pthread_mutex_unlock(&out->lock); |
1031 | ALOGE("%s, Error create mmap!\n", __FUNCTION__); |
1032 | return -1; |
1033 | } |
1034 | |
1035 | out->standby = 0; |
1036 | pthread_mutex_unlock(&out->lock); |
1037 | ALOGD("%s, Amaudio device is opened!\n", __FUNCTION__); |
1038 | return 0; |
1039 | } |
1040 | |
1041 | static int amaudio_out_close(struct aml_stream_out *out) { |
1042 | ALOGD("%s, Do amaudio device close!\n", __FUNCTION__); |
1043 | pthread_mutex_lock(&out->lock); |
1044 | if (out->is_tv_platform == 1) { |
1045 | free(out->tmp_buffer_8ch); |
1046 | out->tmp_buffer_8ch = NULL; |
1047 | free(out->audioeffect_tmp_buffer); |
1048 | out->audioeffect_tmp_buffer = NULL; |
1049 | } |
1050 | if (out->amAudio_OutHandle > 0) { |
1051 | close(out->amAudio_OutHandle); |
1052 | out->amAudio_OutHandle = -1; |
1053 | munmap(out->playback_buf.start_add, out->playback_buf.size); |
1054 | } |
1055 | pthread_mutex_unlock(&out->lock); |
1056 | return 0; |
1057 | } |
1058 | |
1059 | static int amaudio_out_write(struct aml_stream_out *out, void* buffer, |
1060 | size_t bytes) { |
1061 | struct buffer_status *buf = &out->playback_buf; |
1062 | int input_frames = bytes >> 2; |
1063 | unsigned char *out_buffer = NULL; |
1064 | |
1065 | if (!out->tmp_buffer_8ch || !out->audioeffect_tmp_buffer) { |
1066 | ALOGE("buffer NULL,!!!!check\n"); |
1067 | return -1; |
1068 | } |
1069 | pthread_mutex_lock(&out->lock); |
1070 | |
1071 | if (out->is_tv_platform == 1) { |
1072 | int16_t *tmp_buffer = (int16_t *)out->audioeffect_tmp_buffer; |
1073 | int16_t *in_buffer = (int16_t *)buffer; |
1074 | size_t out_byte = input_frames * 32; |
1075 | int i = 0; |
1076 | |
1077 | memcpy((void *)tmp_buffer, buffer, bytes); |
1078 | audio_effect_process(tmp_buffer, input_frames); |
1079 | for (i = 0; i < input_frames; i ++) { |
1080 | out->tmp_buffer_8ch[8*i] = ((int32_t)(in_buffer[2*i])) << 16; |
1081 | out->tmp_buffer_8ch[8*i + 1] = ((int32_t)(in_buffer[2*i + 1])) << 16; |
1082 | out->tmp_buffer_8ch[8*i + 2] = ((int32_t)(tmp_buffer[2*i])) << 16; |
1083 | out->tmp_buffer_8ch[8*i + 3] = ((int32_t)(tmp_buffer[2*i + 1])) << 16; |
1084 | out->tmp_buffer_8ch[8*i + 4] = 0; |
1085 | out->tmp_buffer_8ch[8*i + 5] = 0; |
1086 | out->tmp_buffer_8ch[8*i + 6] = 0; |
1087 | out->tmp_buffer_8ch[8*i + 7] = 0; |
1088 | } |
1089 | |
1090 | //get rd ptr, and calculate write space |
1091 | buf->rd = ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_GET_PTR); |
1092 | buf->level = buf->size - ((buf->size + buf->wr - buf->rd) % buf->size); |
1093 | |
1094 | if (buf->level <= out_byte) { |
1095 | ALOGD("Reset amaudio: buf->level=%x,buf->rd = %x,buf->wr=%x\n", |
1096 | buf->level, buf->rd, buf->wr); |
1097 | pthread_mutex_unlock(&out->lock); |
1098 | return -1; |
1099 | } |
1100 | out_buffer = buf->start_add + buf->wr; |
1101 | memcpy((void *)out_buffer, (void *)out->tmp_buffer_8ch, out_byte); |
1102 | |
1103 | // update the write pointer and write space |
1104 | buf->wr = (buf->wr + out_byte) % buf->size; |
1105 | buf->level = buf->size - ((buf->size + buf->wr - buf->rd) % buf->size); |
1106 | ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_UPDATE_APP_PTR, buf->wr); |
1107 | |
1108 | } else { |
1109 | audio_effect_process((short *)buffer, input_frames); |
1110 | |
1111 | //get rd ptr, and calculate write space |
1112 | buf->rd = ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_GET_PTR); |
1113 | buf->level = buf->size - ((buf->size + buf->wr - buf->rd) % buf->size); |
1114 | |
1115 | if (buf->level <= bytes) { |
1116 | ALOGD("Reset amaudio: buf->level=%x,buf->rd = %x,buf->wr=%x\n", |
1117 | buf->level, buf->rd, buf->wr); |
1118 | pthread_mutex_unlock(&out->lock); |
1119 | return -1; |
1120 | } |
1121 | out_buffer = buf->start_add + buf->wr; |
1122 | memcpy((void *)out_buffer, buffer, bytes); |
1123 | |
1124 | // update the write pointer and write space |
1125 | buf->wr = (buf->wr + bytes) % buf->size; |
1126 | buf->level = buf->size - ((buf->size + buf->wr - buf->rd) % buf->size); |
1127 | ioctl(out->amAudio_OutHandle, AMAUDIO_IOC_UPDATE_APP_PTR, buf->wr); |
1128 | } |
1129 | |
1130 | pthread_mutex_unlock(&out->lock); |
1131 | return bytes; |
1132 | } |
1133 | |
1134 | static int malloc_buffer(struct aml_dev *device) { |
1135 | void *buffer = NULL; |
1136 | struct aml_stream_in *in = &device->in; |
1137 | struct aml_stream_out *out = &device->out; |
1138 | |
1139 | buffer = malloc(TEMP_BUFFER_SIZE); |
1140 | if (buffer == NULL) { |
1141 | ALOGD("%s, Malloc temp buffer failed!\n", __FUNCTION__); |
1142 | return -1; |
1143 | } |
1144 | start_temp_buffer = buffer; |
1145 | in->write_buffer = buffer; |
1146 | out->read_buffer = buffer; |
1147 | |
1148 | in->temp_buffer = malloc(in->max_bytes); |
1149 | if (in->temp_buffer == NULL) { |
1150 | ALOGD("%s, Malloc input temp buffer failed!\n", __FUNCTION__); |
1151 | return -1; |
1152 | } |
1153 | |
1154 | out->temp_buffer = malloc(pcm_config_out.period_size << 2); |
1155 | if (out->temp_buffer == NULL) { |
1156 | ALOGD("%s, Malloc output temp buffer failed!\n", __FUNCTION__); |
1157 | return -1; |
1158 | } |
1159 | |
1160 | return 0; |
1161 | } |
1162 | |
1163 | static int release_buffer(struct aml_dev *device) { |
1164 | struct aml_stream_in *in = &device->in; |
1165 | struct aml_stream_out *out = &device->out; |
1166 | |
1167 | if (start_temp_buffer != NULL) { |
1168 | free(start_temp_buffer); |
1169 | start_temp_buffer = NULL; |
1170 | in->write_buffer = NULL; |
1171 | out->read_buffer = NULL; |
1172 | } |
1173 | if (in->temp_buffer != NULL) { |
1174 | free(in->temp_buffer); |
1175 | in->temp_buffer = NULL; |
1176 | } |
1177 | if (out->temp_buffer != NULL) { |
1178 | free(out->temp_buffer); |
1179 | out->temp_buffer = NULL; |
1180 | } |
1181 | return 0; |
1182 | } |
1183 | |
1184 | static int audio_effect_release() { |
1185 | unload_EQ_lib(); |
1186 | unload_SRS_lib(); |
1187 | unload_aml_IIR_lib(); |
1188 | return 0; |
1189 | } |
1190 | |
1191 | static int set_output_deviceID(int deviceID) { |
1192 | int ret; |
1193 | |
1194 | if (gpAmlDevice == NULL) { |
1195 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1196 | return -1; |
1197 | } |
1198 | |
1199 | gpAmlDevice->output_mode = deviceID; |
1200 | ALOGE("%s, set output device ID: %d!\n", __FUNCTION__, deviceID); |
1201 | return 0; |
1202 | } |
1203 | |
1204 | static int get_output_deviceID(void) { |
1205 | if (gpAmlDevice == NULL) { |
1206 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1207 | return -1; |
1208 | } |
1209 | return gpAmlDevice->output_mode; |
1210 | } |
1211 | |
1212 | static int aml_device_init(struct aml_dev *device) { |
1213 | int ret; |
1214 | |
1215 | ALOGD("%s, start to open Devices!\n", __FUNCTION__); |
1216 | |
1217 | //Malloc temp buffer for audiotrak out |
1218 | ret = tmp_buffer_init(&android_out_buffer, ANDROID_OUT_BUFFER_SIZE); |
1219 | if (ret < 0) { |
1220 | ALOGE("%s, malloc temp buffer error!\n", __FUNCTION__); |
1221 | goto error1; |
1222 | } |
1223 | |
1224 | ret = tmp_buffer_init(&DDP_out_buffer, DDP_OUT_BUFFER_SIZE); |
1225 | if (ret < 0) { |
1226 | ALOGE("%s, malloc ddp buffer failed!\n", __FUNCTION__); |
1227 | goto error2; |
1228 | } |
1229 | // add a temp buffer to store dd 61937 audio frame |
1230 | ret = tmp_buffer_init(&DD_out_buffer, DD_61937_BUFFER_SIZE); |
1231 | if (ret < 0) { |
1232 | ALOGE("%s, malloc dd 61937 buffer failed!\n", __FUNCTION__); |
1233 | goto error3; |
1234 | } |
1235 | //open input device of tinyalsa |
1236 | ret = alsa_in_open(&device->in); |
1237 | if (ret < 0) { |
1238 | ALOGE("%s, open alsa in device open error!\n", __FUNCTION__); |
1239 | goto error3; |
1240 | } |
1241 | |
1242 | //Malloc temp buffer for input and output |
1243 | ret = malloc_buffer(device); |
1244 | if (ret < 0) { |
1245 | ALOGE("%s, malloc buffer error!\n", __FUNCTION__); |
1246 | goto error4; |
1247 | } |
1248 | |
1249 | if (device->out.user_set_device == CC_OUT_USE_ALSA) { |
1250 | set_output_deviceID(MODEAMAUDIO); |
1251 | //open output device of tinyalsa |
1252 | ret = alsa_out_open(&device->out); |
1253 | if (ret < 0) { |
1254 | ALOGE("%s, open alsa out device open error!\n", __FUNCTION__); |
1255 | goto error5; |
1256 | } |
1257 | } else if (device->out.user_set_device == CC_OUT_USE_AMAUDIO) { |
1258 | set_output_deviceID(MODEAMAUDIO); |
1259 | //open output device of amaudio |
1260 | ret = new_audiotrack(&device->out); |
1261 | if (ret < 0) { |
1262 | ALOGE("%s, new audiotrack error!\n", __FUNCTION__); |
1263 | goto error5; |
1264 | } |
1265 | ret = amaudio_out_open(&device->out); |
1266 | if (ret < 0) { |
1267 | release_audiotrack(&device->out); |
1268 | ALOGE("%s, open amaudio out device error!\n", __FUNCTION__); |
1269 | goto error5; |
1270 | } |
1271 | } else if (device->out.user_set_device == CC_OUT_USE_ANDROID) { |
1272 | set_output_deviceID(MODEANDROID); |
1273 | ret = new_audiotrack(&device->out); |
1274 | if (ret < 0) { |
1275 | ALOGE("%s, open android out device error!\n", __FUNCTION__); |
1276 | goto error5; |
1277 | } |
1278 | } |
1279 | |
1280 | //EQ lib load and init EQ |
1281 | ret = load_EQ_lib(); |
1282 | if (ret < 0) { |
1283 | ALOGE("%s, Load EQ lib fail!\n", __FUNCTION__); |
1284 | device->has_EQ_lib = 0; |
1285 | } else { |
1286 | ret = HPEQ_init(); |
1287 | if (ret < 0) { |
1288 | device->has_EQ_lib = 0; |
1289 | } else { |
1290 | device->has_EQ_lib = 1; |
1291 | } |
1292 | HPEQ_enable(1); |
1293 | } |
1294 | |
1295 | //load srs lib and init it. SRS is behand resampling, so sample rate is as default sr. |
1296 | ret = load_SRS_lib(); |
1297 | if (ret < 0) { |
1298 | ALOGE("%s, Load SRS lib fail!\n", __FUNCTION__); |
1299 | device->has_SRS_lib = 0; |
1300 | } else { |
1301 | ret = srs_init(device->out.config.rate); |
1302 | if (ret < 0) { |
1303 | device->has_SRS_lib = 0; |
1304 | } else { |
1305 | device->has_SRS_lib = 1; |
1306 | } |
1307 | } |
1308 | |
1309 | //load aml_IIR lib |
1310 | ret = load_aml_IIR_lib(); |
1311 | if (ret < 0) { |
1312 | ALOGE("%s, Load aml_IIR lib fail!\n", __FUNCTION__); |
1313 | device->has_aml_IIR_lib = 0; |
1314 | } else { |
1315 | aml_IIR_init(0); |
1316 | device->has_aml_IIR_lib = 1; |
1317 | } |
1318 | |
1319 | audio_IIR_init(); |
1320 | |
1321 | ALOGD("%s, exiting...\n", __FUNCTION__); |
1322 | return 0; |
1323 | |
1324 | error5: release_buffer(device); |
1325 | error4: alsa_in_close(&device->in); |
1326 | error3: tmp_buffer_release (&DDP_out_buffer); |
1327 | tmp_buffer_release (&DD_out_buffer); |
1328 | error2: tmp_buffer_release (&android_out_buffer); |
1329 | error1: return ret; |
1330 | |
1331 | } |
1332 | |
1333 | static int aml_device_close(struct aml_dev *device) { |
1334 | struct aml_stream_in *in = &device->in; |
1335 | struct aml_stream_out *out = &device->out; |
1336 | |
1337 | alsa_in_close(in); |
1338 | |
1339 | if (in->delay_buf.size != 0) { |
1340 | free(in->delay_buf.start_add); |
1341 | } |
1342 | |
1343 | omx_codec_close(); |
1344 | omx_codec_dts_close(); |
1345 | omx_started = 0; |
1346 | |
1347 | if (out->output_device == CC_OUT_USE_ALSA) { |
1348 | alsa_out_close(out); |
1349 | } else if (out->output_device == CC_OUT_USE_AMAUDIO) { |
1350 | amaudio_out_close(out); |
1351 | release_audiotrack(out); |
1352 | } else if (out->output_device == CC_OUT_USE_ANDROID) { |
1353 | release_audiotrack(out); |
1354 | } |
1355 | |
1356 | tmp_buffer_release (&DDP_out_buffer); |
1357 | tmp_buffer_release (&DD_out_buffer); |
1358 | tmp_buffer_release (&android_out_buffer); |
1359 | release_buffer(device); |
1360 | audio_effect_release(); |
1361 | return 0; |
1362 | } |
1363 | |
1364 | static void USB_check(struct aml_stream_out *out) { |
1365 | |
1366 | gUSBCheckFlag = GetUsbAudioCheckFlag(); |
1367 | if (gUSBCheckLastFlag == gUSBCheckFlag) { |
1368 | return; |
1369 | } |
1370 | |
1371 | ALOGI("Audio Device is changed from %x to %x!\n", gUSBCheckLastFlag, gUSBCheckFlag); |
1372 | |
1373 | //if audio record from submix, don't change device |
1374 | if ((gUSBCheckFlag & AUDIO_DEVICE_OUT_REMOTE_SUBMIX) != 0) { |
1375 | gUSBCheckLastFlag = gUSBCheckFlag; |
1376 | set_output_record_enable(1); |
1377 | return; |
1378 | } else if((gUSBCheckLastFlag & AUDIO_DEVICE_OUT_REMOTE_SUBMIX) != 0) { |
1379 | gUSBCheckLastFlag = gUSBCheckFlag; |
1380 | set_output_record_enable(0); |
1381 | return; |
1382 | } |
1383 | |
1384 | if ((gUSBCheckFlag & AUDIO_DEVICE_OUT_SPEAKER) == 0) { |
1385 | if (out->output_device == CC_OUT_USE_AMAUDIO) { |
1386 | amaudio_out_close(out); |
1387 | set_output_deviceID(MODEANDROID); |
1388 | out->output_device = CC_OUT_USE_ANDROID; |
1389 | tmp_buffer_reset(&android_out_buffer); |
1390 | } else if (out->output_device == CC_OUT_USE_ALSA) { |
1391 | alsa_out_close(out); |
1392 | new_audiotrack(out); |
1393 | set_output_deviceID(MODEANDROID); |
1394 | out->output_device = CC_OUT_USE_ANDROID; |
1395 | tmp_buffer_reset(&android_out_buffer); |
1396 | } |
1397 | ALOGI("%s, USB audio playback device is in.\n", __FUNCTION__); |
1398 | } else if ((gUSBCheckFlag & AUDIO_DEVICE_OUT_SPEAKER) != 0 && gUSBCheckLastFlag != 0) { |
1399 | if (out->user_set_device == CC_OUT_USE_AMAUDIO) { |
1400 | amaudio_out_open(out); |
1401 | set_output_deviceID(MODEAMAUDIO); |
1402 | out->output_device = CC_OUT_USE_AMAUDIO; |
1403 | } else if (out->user_set_device == CC_OUT_USE_ALSA) { |
1404 | release_audiotrack(out); |
1405 | alsa_out_open(out); |
1406 | set_output_deviceID(MODEAMAUDIO); |
1407 | out->output_device = CC_OUT_USE_ALSA; |
1408 | } |
1409 | ALOGI("%s, USB audio playback device is out.\n", __FUNCTION__); |
1410 | } |
1411 | gUSBCheckLastFlag = gUSBCheckFlag; |
1412 | return; |
1413 | } |
1414 | |
1415 | static int get_channel_status(void) { |
1416 | struct mixer *pmixer; |
1417 | struct mixer_ctl *pctl; |
1418 | int card_id; |
1419 | int type_I2S = -1; |
1420 | int type_SPDIF = -1; |
1421 | |
1422 | card_id = get_aml_card(); |
1423 | pmixer = mixer_open(card_id); |
1424 | if (NULL == pmixer) { |
1425 | ALOGE("[%s:%d] Failed to open mixer\n", __FUNCTION__, __LINE__); |
1426 | goto err_exit; |
1427 | } |
1428 | pctl = mixer_get_ctl_by_name(pmixer, Audio_In_Source_TYPE); |
1429 | if (NULL != pctl) { |
1430 | type_AUDIO_IN = mixer_ctl_get_value(pctl, 0); |
1431 | if (type_AUDIO_IN != 2) { |
1432 | mixer_close(pmixer); |
1433 | return LPCM; |
1434 | } |
1435 | } |
1436 | |
1437 | pctl = mixer_get_ctl_by_name(pmixer, SPDIF_IN_AUDIO_TYPE); |
1438 | if (NULL != pctl) { |
1439 | type_SPDIF = mixer_ctl_get_value(pctl, 0); |
1440 | } |
1441 | |
1442 | pctl = mixer_get_ctl_by_name(pmixer, I2S_IN_AUDIO_TYPE); |
1443 | if (NULL != pctl) { |
1444 | type_I2S = mixer_ctl_get_value(pctl, 0); |
1445 | } |
1446 | |
1447 | if (type_SPDIF == LPCM && type_I2S == AC3) { |
1448 | mixer_close(pmixer); |
1449 | return MUTE; |
1450 | } |
1451 | |
1452 | mixer_close(pmixer); |
1453 | return type_SPDIF; |
1454 | |
1455 | err_exit: |
1456 | if (NULL != pmixer) { |
1457 | mixer_close(pmixer); |
1458 | } |
1459 | return -1; |
1460 | } |
1461 | |
1462 | static int set_Hardware_resample(int enable) { |
1463 | struct mixer *pmixer; |
1464 | struct mixer_ctl *pctl; |
1465 | int card_id; |
1466 | card_id = get_aml_card(); |
1467 | pmixer = mixer_open(card_id); |
1468 | if (NULL == pmixer) { |
1469 | ALOGE("[%s:%d] Failed to open mixer\n", __FUNCTION__, __LINE__); |
1470 | goto err_exit; |
1471 | } |
1472 | pctl = mixer_get_ctl_by_name(pmixer, HW_RESAMPLE_ENABLE); |
1473 | if (NULL != pctl) { |
1474 | mixer_ctl_set_value(pctl, 0, enable); |
1475 | } |
1476 | err_exit: |
1477 | if (NULL != pmixer) { |
1478 | mixer_close(pmixer); |
1479 | } |
1480 | return -1; |
1481 | } |
1482 | |
1483 | static int set_rawdata_in_enable(struct aml_stream_out *out) { |
1484 | if (out->output_device == CC_OUT_USE_AMAUDIO) { |
1485 | amaudio_out_close(out); |
1486 | } else if (out->output_device == CC_OUT_USE_ALSA) { |
1487 | alsa_out_close(out); |
1488 | new_audiotrack(out); |
1489 | } |
1490 | digital_raw_enable = amsysfs_get_sysfs_int("/sys/class/audiodsp/digital_raw"); |
1491 | tmp_buffer_reset(&android_out_buffer); |
1492 | set_output_deviceID(MODERAW); |
1493 | out->output_device = CC_OUT_USE_ANDROID; |
1494 | set_Hardware_resample(4); |
1495 | if (audioin_type == AC3 || audioin_type == EAC3) |
1496 | omx_codec_init(); |
1497 | if (audioin_type == DTS || audioin_type == DTSHD) |
1498 | omx_codec_dts_init(); |
1499 | return 0; |
1500 | } |
1501 | |
1502 | static int set_rawdata_in_disable(struct aml_stream_out *out) { |
1503 | |
1504 | omx_codec_close(); |
1505 | omx_codec_dts_close(); |
1506 | |
1507 | if ((gUSBCheckFlag & AUDIO_DEVICE_OUT_SPEAKER) != 0) { |
1508 | if (out->user_set_device == CC_OUT_USE_AMAUDIO) { |
1509 | set_output_deviceID(MODEAMAUDIO); |
1510 | amaudio_out_open(out); |
1511 | out->output_device = CC_OUT_USE_AMAUDIO; |
1512 | } else if (out->user_set_device == CC_OUT_USE_ANDROID) { |
1513 | set_output_deviceID(MODEANDROID); |
1514 | out->output_device = CC_OUT_USE_ANDROID; |
1515 | } else if (out->user_set_device == CC_OUT_USE_ALSA) { |
1516 | release_audiotrack(out); |
1517 | alsa_out_open(out); |
1518 | set_output_deviceID(MODEAMAUDIO); |
1519 | out->output_device = CC_OUT_USE_ALSA; |
1520 | } |
1521 | } else { |
1522 | tmp_buffer_reset(&android_out_buffer); |
1523 | set_output_deviceID(MODEANDROID); |
1524 | out->output_device = CC_OUT_USE_ANDROID; |
1525 | } |
1526 | set_Hardware_resample(5); |
1527 | return 0; |
1528 | } |
1529 | |
1530 | int set_output_record_enable(int enable) { |
1531 | if (enable == 0) { |
1532 | output_record_enable = 0; |
1533 | ALOGI("%s, set output record disable!\n", __FUNCTION__); |
1534 | } else if (enable == 1) { |
1535 | output_record_enable = 1; |
1536 | ALOGI("%s, set output record enable\n", __FUNCTION__); |
1537 | } else { |
1538 | ALOGE("%s, invalid setting!\n", __FUNCTION__); |
1539 | } |
1540 | return 0; |
1541 | } |
1542 | |
1543 | static int check_audio_type(struct aml_stream_out *out) { |
1544 | audioin_type = get_channel_status(); |
1545 | if (audioin_type == MUTE) |
1546 | return MUTE; |
1547 | spdif_audio_type = audioin_type; |
1548 | if (audioin_type > LPCM && omx_started == 0) { |
1549 | raw_data_counter++; |
1550 | } |
1551 | if (audioin_type == LPCM && omx_started == 1) { |
1552 | pcm_data_counter++; |
1553 | } |
1554 | if (raw_data_counter >= 1 && omx_started == 0) { |
1555 | ALOGI("%s, audio type is changed to RAW data input!,type %d\n", __FUNCTION__,audioin_type); |
1556 | set_rawdata_in_enable(out); |
1557 | omx_started = 1; |
1558 | raw_data_counter = 0; |
1559 | } else if (pcm_data_counter >= 1 && omx_started == 1) { |
1560 | ALOGI("%s, audio type is changed to PCM data input!,type %d\n", __FUNCTION__,audioin_type); |
1561 | set_rawdata_in_disable(out); |
1562 | omx_started = 0; |
1563 | pcm_data_counter = 0; |
1564 | } |
1565 | /* |
1566 | if omx ddp decoder has been started, but user configure pcm ->raw output |
1567 | we need reset decoder to enable decoder to dd/dd+ converter |
1568 | */ |
1569 | else if (omx_started == 1) { |
1570 | int digtal_out = amsysfs_get_sysfs_int("/sys/class/audiodsp/digital_raw"); |
1571 | int need_reset_config = 0; |
1572 | if ((audioin_type == DTS ||audioin_type == EAC3) && digtal_out != digital_raw_enable) { |
1573 | ALOGI("DD+ passthrough flag changed from %d to %d\n",digital_raw_enable,digtal_out); |
1574 | need_reset_config = 1; |
1575 | } |
1576 | else if (digtal_out > 0 && digital_raw_enable == 0) { |
1577 | ALOGI("PCM output changed to RAW pass through\n"); |
1578 | need_reset_config = 1; |
1579 | } |
1580 | if (need_reset_config) { |
1581 | ALOGI("pcm to pass through,decoder to reset \n"); |
1582 | set_rawdata_in_disable(out); |
1583 | set_rawdata_in_enable(out); |
1584 | //omx_started = 0; |
1585 | } |
1586 | } |
1587 | return 0; |
1588 | } |
1589 | |
1590 | static int audio_effect_process(short* buffer, int frame_size) { |
1591 | int output_size = frame_size << 2; |
1592 | if (gpAmlDevice->has_SRS_lib) { |
1593 | output_size = srs_process(buffer, buffer, frame_size); |
1594 | } |
1595 | if (gpAmlDevice->has_EQ_lib) { |
1596 | HPEQ_process(buffer, buffer, frame_size); |
1597 | } |
1598 | if (gpAmlDevice->has_aml_IIR_lib) { |
1599 | short *ptr = buffer; |
1600 | short data; |
1601 | int i; |
1602 | for (i = 0; i < frame_size; i++) { |
1603 | data = (short)aml_IIR_process((int)(*ptr), 0); |
1604 | *ptr++ = data; |
1605 | data = (short)aml_IIR_process((int)(*ptr), 1); |
1606 | *ptr++ = data; |
1607 | } |
1608 | } |
1609 | return output_size; |
1610 | } |
1611 | |
1612 | static int set_delay(struct aml_stream_in *in, int frame_size) { |
1613 | unsigned char *buffer_ptr = NULL; |
1614 | int delay_buffer_size = in->delay_time * 192; |
1615 | int buffer_size = delay_buffer_size + frame_size; |
1616 | |
1617 | if (in->delay_buf.size < buffer_size) { |
1618 | in->delay_buf.start_add = (char *)realloc( |
1619 | in->delay_buf.start_add, buffer_size * sizeof(char)); |
1620 | if (!in->delay_buf.start_add) { |
1621 | ALOGE("realloc delay buffer failed\n"); |
1622 | return -1; |
1623 | } |
1624 | memset(in->delay_buf.start_add, 0, in->delay_buf.size); |
1625 | in->delay_buf.size = buffer_size; |
1626 | in->delay_buf.rd = in->delay_buf.start_add; |
1627 | in->delay_buf.wr = in->delay_buf.start_add + delay_buffer_size; |
1628 | ALOGI("realloc delay buffer size %d byte\n", buffer_size); |
1629 | } |
1630 | |
1631 | if (in->last_delay_time != in->delay_time) { |
1632 | in->delay_buf.wr = in->delay_buf.rd + delay_buffer_size; |
1633 | if (in->delay_buf.wr >= (in->delay_buf.start_add + in->delay_buf.size)) |
1634 | in->delay_buf.wr -= in->delay_buf.size; |
1635 | in->last_delay_time = in->delay_time; |
1636 | } |
1637 | |
1638 | write_to_buffer(in->delay_buf.wr, in->temp_buffer, frame_size, |
1639 | in->delay_buf.start_add, in->delay_buf.size); |
1640 | in->delay_buf.wr = update_pointer(in->delay_buf.wr, frame_size, |
1641 | in->delay_buf.start_add, in->delay_buf.size); |
1642 | |
1643 | read_from_buffer(in->delay_buf.rd, in->temp_buffer, frame_size, |
1644 | in->delay_buf.start_add, in->delay_buf.size); |
1645 | in->delay_buf.rd = update_pointer(in->delay_buf.rd, frame_size, |
1646 | in->delay_buf.start_add, in->delay_buf.size); |
1647 | |
1648 | return 0; |
1649 | } |
1650 | |
1651 | static void* aml_audio_threadloop(void *data __unused) { |
1652 | struct aml_stream_in *in = NULL; |
1653 | struct aml_stream_out *out = NULL; |
1654 | int output_size = 0; |
1655 | int i = 0, ret; |
1656 | |
1657 | if (gpAmlDevice == NULL) { |
1658 | ALOGE("%s, gpAmlDevice is NULL\n", __FUNCTION__); |
1659 | return ((void *) 0); |
1660 | } |
1661 | |
1662 | in = &gpAmlDevice->in; |
1663 | out = &gpAmlDevice->out; |
1664 | |
1665 | gUSBCheckLastFlag = 0; |
1666 | gUSBCheckFlag = 0; |
1667 | |
1668 | gpAmlDevice->aml_Audio_ThreadExecFlag = 1; |
1669 | prctl(PR_SET_NAME, (unsigned long)"aml_TV_audio"); |
1670 | ret = aml_device_init(gpAmlDevice); |
1671 | if (ret < 0) { |
1672 | gpAmlDevice->aml_Audio_ThreadExecFlag = 0; |
1673 | ALOGE("%s, Devices fail opened!\n", __FUNCTION__); |
1674 | return NULL; |
1675 | } |
1676 | |
1677 | while (gpAmlDevice != NULL && gpAmlDevice->aml_Audio_ThreadTurnOnFlag) { |
1678 | //exit threadloop |
1679 | if (gpAmlDevice->aml_Audio_ThreadTurnOnFlag == 0) { |
1680 | ALOGD("%s, aml_Audio_ThreadTurnOnFlag is 0 break now.\n", |
1681 | __FUNCTION__); |
1682 | break; |
1683 | } |
1684 | if (GetWriteSpace((char *) in->write_buffer, (char *) out->read_buffer, |
1685 | TEMP_BUFFER_SIZE) > in->max_bytes) { |
1686 | output_size = alsa_in_read(in, in->temp_buffer, |
1687 | in->config.period_size * 4); |
1688 | if (output_size < 0) { |
1689 | //ALOGE("%s, alsa_in_read fail!\n", __FUNCTION__); |
1690 | } else { |
1691 | if (check_audio_type(out) == MUTE) |
1692 | memset((char *) in->temp_buffer, 0, output_size); |
1693 | if (in->delay_time != 0 && get_output_deviceID() == 0) { |
1694 | set_delay(in, output_size); |
1695 | } |
1696 | write_to_buffer((char *) in->write_buffer, |
1697 | (char *) in->temp_buffer, output_size, |
1698 | (char *) start_temp_buffer, TEMP_BUFFER_SIZE); |
1699 | in->write_buffer = update_pointer((char *) in->write_buffer, |
1700 | output_size, (char *) start_temp_buffer, |
1701 | TEMP_BUFFER_SIZE); |
1702 | } |
1703 | |
1704 | } |
1705 | |
1706 | USB_check(out); |
1707 | |
1708 | if (GetReadSpace((char *) in->write_buffer, (char *) out->read_buffer, |
1709 | TEMP_BUFFER_SIZE) > pcm_config_out.period_size << 2) { |
1710 | read_from_buffer((char *) out->read_buffer, |
1711 | (char *) out->temp_buffer, pcm_config_out.period_size << 2, |
1712 | (char *) start_temp_buffer, TEMP_BUFFER_SIZE); |
1713 | |
1714 | output_size = pcm_config_out.period_size << 2; |
1715 | if (gpAmlDevice->out.output_device == CC_OUT_USE_ALSA) { |
1716 | output_size = alsa_out_write(out, out->temp_buffer, |
1717 | output_size); |
1718 | } else if (gpAmlDevice->out.output_device == CC_OUT_USE_AMAUDIO) { |
1719 | output_size = amaudio_out_write(out, out->temp_buffer, |
1720 | output_size); |
1721 | if (output_size < 0) { |
1722 | amaudio_out_close(out); |
1723 | set_output_deviceID(MODEAMAUDIO); |
1724 | amaudio_out_open(out); |
1725 | reset_amaudio(out, 4096); |
1726 | } |
1727 | if (output_record_enable == 1) { |
1728 | buffer_write(&android_out_buffer, out->temp_buffer, |
1729 | output_size); |
1730 | } |
1731 | } else if (gpAmlDevice->out.output_device == CC_OUT_USE_ANDROID) { |
1732 | output_size = buffer_write(&android_out_buffer, |
1733 | out->temp_buffer, output_size); |
1734 | if (output_size < 0) { |
1735 | usleep(200*1000); |
1736 | } |
1737 | } |
1738 | |
1739 | if (output_size > 0) { |
1740 | out->read_buffer = update_pointer((char *) out->read_buffer, |
1741 | output_size, (char *) start_temp_buffer, |
1742 | TEMP_BUFFER_SIZE); |
1743 | DoDumpData(out->temp_buffer, output_size, |
1744 | CC_DUMP_SRC_TYPE_OUTPUT); |
1745 | memset(out->temp_buffer, 0, output_size); |
1746 | } |
1747 | } |
1748 | } |
1749 | |
1750 | if (gpAmlDevice != NULL) { |
1751 | gpAmlDevice->aml_Audio_ThreadTurnOnFlag = 0; |
1752 | ALOGD("%s, set aml_Audio_ThreadTurnOnFlag as 0.\n", __FUNCTION__); |
1753 | gpAmlDevice->aml_Audio_ThreadExecFlag = 0; |
1754 | ALOGD("%s, set aml_Audio_ThreadExecFlag as 0.\n", __FUNCTION__); |
1755 | } |
1756 | |
1757 | if (gpAmlDevice != NULL) { |
1758 | aml_device_close(gpAmlDevice); |
1759 | } |
1760 | |
1761 | ALOGD("%s, exiting...\n", __FUNCTION__); |
1762 | return ((void *) 0); |
1763 | } |
1764 | |
1765 | static int clrDevice(struct aml_dev *device) { |
1766 | memset((void *) device, 0, sizeof(struct aml_dev)); |
1767 | |
1768 | device->in.config.channels = 2; |
1769 | device->in.config.rate = DEFAULT_IN_SAMPLE_RATE; |
1770 | device->in.config.period_size = CAPTURE_PERIOD_SIZE; |
1771 | device->in.config.period_count = CAPTURE_PERIOD_COUNT; |
1772 | device->in.config.format = PCM_FORMAT_S16_LE; |
1773 | |
1774 | device->out.config.channels = 2; |
1775 | device->out.config.rate = DEFAULT_OUT_SAMPLE_RATE; |
1776 | device->out.config.period_size = PLAYBACK_PERIOD_SIZE; |
1777 | device->out.config.period_count = PLAYBACK_PERIOD_COUNT; |
1778 | device->out.config.format = PCM_FORMAT_S16_LE; |
1779 | |
1780 | return 0; |
1781 | } |
1782 | |
1783 | int aml_audio_open(unsigned int sr, int input_device, int output_device) { |
1784 | pthread_attr_t attr; |
1785 | struct sched_param param; |
1786 | int ret; |
1787 | |
1788 | ALOGD("%s, sr = %d, input_device = %d, output_device = %d\n", |
1789 | __FUNCTION__, sr, input_device, output_device); |
1790 | |
1791 | aml_audio_close(); |
1792 | |
1793 | pthread_mutex_lock(&amaudio_dev_op_mutex); |
1794 | |
1795 | gpAmlDevice = &gmAmlDevice; |
1796 | clrDevice(gpAmlDevice); |
1797 | |
1798 | ret = set_input_stream_sample_rate(sr, &gpAmlDevice->in); |
1799 | if (ret < 0) { |
1800 | ALOGE("%s, set_input_stream_sample_rate fail!\n", __FUNCTION__); |
1801 | clrDevice(gpAmlDevice); |
1802 | gpAmlDevice = NULL; |
1803 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
1804 | return -1; |
1805 | } |
1806 | |
1807 | gpAmlDevice->out.output_device = output_device; |
1808 | gpAmlDevice->out.user_set_device = output_device; |
1809 | if (gpAmlDevice->out.user_set_device == CC_OUT_USE_ALSA) { |
1810 | ALOGD("%s,Use tinyalsa as output device!\n", __FUNCTION__); |
1811 | } else if (gpAmlDevice->out.user_set_device == CC_OUT_USE_AMAUDIO) { |
1812 | ALOGD("%s, Use amlogic amaudio as output device!\n", __FUNCTION__); |
1813 | } else if (gpAmlDevice->out.user_set_device == CC_OUT_USE_ANDROID) { |
1814 | ALOGD("%s, Use amlogic android as output device!\n", __FUNCTION__); |
1815 | } else { |
1816 | ALOGE("%s, Unkown output device, use default amaudio\n", __FUNCTION__); |
1817 | gpAmlDevice->out.user_set_device = CC_OUT_USE_AMAUDIO; |
1818 | } |
1819 | |
1820 | ret = set_input_device(input_device); |
1821 | if (ret < 0) { |
1822 | ALOGE("Fail to set input device for HW resample!\n"); |
1823 | } |
1824 | |
1825 | gpAmlDevice->in.device = get_aml_device(input_device); |
1826 | |
1827 | pthread_attr_init(&attr); |
1828 | pthread_attr_setschedpolicy(&attr, SCHED_RR); |
1829 | param.sched_priority = sched_get_priority_max(SCHED_RR); |
1830 | /*pthread_attr_setschedpolicy(&attr, SCHED_FIFO); |
1831 | param.sched_priority = sched_get_priority_max(SCHED_FIFO); |
1832 | ALOGD("%s, aml_audio thread has %d priority!\n", |
1833 | __FUNCTION__, param.sched_priority);*/ |
1834 | pthread_attr_setschedparam(&attr, ¶m); |
1835 | gpAmlDevice->aml_Audio_ThreadTurnOnFlag = 1; |
1836 | gpAmlDevice->aml_Audio_ThreadExecFlag = 0; |
1837 | ret = pthread_create(&gpAmlDevice->aml_Audio_ThreadID, &attr, |
1838 | &aml_audio_threadloop, NULL); |
1839 | pthread_attr_destroy(&attr); |
1840 | if (ret != 0) { |
1841 | ALOGE("%s, Create thread fail!\n", __FUNCTION__); |
1842 | aml_device_close(gpAmlDevice); |
1843 | clrDevice(gpAmlDevice); |
1844 | gpAmlDevice = NULL; |
1845 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
1846 | return -1; |
1847 | } |
1848 | |
1849 | creat_pthread_for_android_check(&gpAmlDevice->android_check_ThreadID); |
1850 | |
1851 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
1852 | |
1853 | ALOGD("%s, exiting...\n", __FUNCTION__); |
1854 | return 0; |
1855 | } |
1856 | |
1857 | int aml_audio_close(void) { |
1858 | int i = 0, tmp_timeout_count = 1000; |
1859 | |
1860 | ALOGD("%s, gpAmlDevice = %p\n", __FUNCTION__, gpAmlDevice); |
1861 | |
1862 | pthread_mutex_lock(&amaudio_dev_op_mutex); |
1863 | |
1864 | if (gpAmlDevice != NULL) { |
1865 | gpAmlDevice->aml_Audio_ThreadTurnOnFlag = 0; |
1866 | ALOGD("%s, set aml_Audio_ThreadTurnOnFlag as 0.\n", __FUNCTION__); |
1867 | while (1) { |
1868 | if (gpAmlDevice->aml_Audio_ThreadExecFlag == 0) { |
1869 | break; |
1870 | } |
1871 | if (i >= tmp_timeout_count) { |
1872 | break; |
1873 | } |
1874 | i++; |
1875 | usleep(10 * 1000); |
1876 | } |
1877 | |
1878 | if (i >= tmp_timeout_count) { |
1879 | ALOGE("%s, we have try %d times, but the aml audio thread's exec flag is still(%d)!!!\n", |
1880 | __FUNCTION__, tmp_timeout_count, |
1881 | gpAmlDevice->aml_Audio_ThreadExecFlag); |
1882 | } else { |
1883 | ALOGD("%s, kill aml audio thread success after try %d times.\n", |
1884 | __FUNCTION__, i); |
1885 | } |
1886 | |
1887 | pthread_join(gpAmlDevice->aml_Audio_ThreadID, NULL); |
1888 | gpAmlDevice->aml_Audio_ThreadID = 0; |
1889 | |
1890 | exit_pthread_for_android_check(gpAmlDevice->android_check_ThreadID); |
1891 | gpAmlDevice->android_check_ThreadID = 0; |
1892 | |
1893 | clrDevice(gpAmlDevice); |
1894 | gpAmlDevice = NULL; |
1895 | |
1896 | ALOGD("%s, aml audio close success.\n", __FUNCTION__); |
1897 | } |
1898 | |
1899 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
1900 | return 0; |
1901 | } |
1902 | |
1903 | int check_input_stream_sr(unsigned int sr) { |
1904 | if (sr >= 8000 && sr <= 48000) { |
1905 | return 0; |
1906 | } |
1907 | return -1; |
1908 | } |
1909 | |
1910 | int set_output_mode(int mode) { |
1911 | if (gpAmlDevice == NULL) { |
1912 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1913 | return -1; |
1914 | } |
1915 | |
1916 | if (mode < CC_OUT_MODE_DIRECT || mode > CC_OUT_MODE_DIRECT_MIX) { |
1917 | ALOGE("%s, mode error: mode = %d!\n", __FUNCTION__, mode); |
1918 | return -1; |
1919 | } |
1920 | |
1921 | int OutHandle = gpAmlDevice->out.amAudio_OutHandle; |
1922 | if (OutHandle < 0) { |
1923 | ALOGE("%s, amaudio out handle error!\n", __FUNCTION__); |
1924 | return -1; |
1925 | } |
1926 | |
1927 | pthread_mutex_lock(&gpAmlDevice->out.lock); |
1928 | ioctl(OutHandle, AMAUDIO_IOC_AUDIO_OUT_MODE, mode); |
1929 | pthread_mutex_unlock(&gpAmlDevice->out.lock); |
1930 | return 0; |
1931 | } |
1932 | |
1933 | int set_music_gain(int gain) { |
1934 | if (gpAmlDevice == NULL) { |
1935 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1936 | return -1; |
1937 | } |
1938 | |
1939 | int OutHandle = gpAmlDevice->out.amAudio_OutHandle; |
1940 | if (OutHandle < 0) { |
1941 | ALOGE("%s, amaudio out handle error!\n", __FUNCTION__); |
1942 | return -1; |
1943 | } |
1944 | |
1945 | pthread_mutex_lock(&gpAmlDevice->out.lock); |
1946 | if (gain > 256) { |
1947 | gain = 256; |
1948 | } |
1949 | if (gain < 0) { |
1950 | gain = 0; |
1951 | } |
1952 | ioctl(OutHandle, AMAUDIO_IOC_MUSIC_GAIN, gain); |
1953 | ALOGD("%s, music gain :%d!\n", __FUNCTION__, gain); |
1954 | pthread_mutex_unlock(&gpAmlDevice->out.lock); |
1955 | return 0; |
1956 | } |
1957 | |
1958 | int set_left_gain(int left_gain) { |
1959 | if (gpAmlDevice == NULL) { |
1960 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1961 | return -1; |
1962 | } |
1963 | |
1964 | int OutHandle = gpAmlDevice->out.amAudio_OutHandle; |
1965 | if (OutHandle < 0) { |
1966 | ALOGE("%s, amaudio out handle error!\n", __FUNCTION__); |
1967 | return -1; |
1968 | } |
1969 | pthread_mutex_lock(&gpAmlDevice->out.lock); |
1970 | if (left_gain > 256) { |
1971 | left_gain = 256; |
1972 | } |
1973 | if (left_gain < 0) { |
1974 | left_gain = 0; |
1975 | } |
1976 | ioctl(OutHandle, AMAUDIO_IOC_MIC_LEFT_GAIN, left_gain); |
1977 | ALOGD("%s, left mic gain :%d!\n", __FUNCTION__, left_gain); |
1978 | pthread_mutex_unlock(&gpAmlDevice->out.lock); |
1979 | return 0; |
1980 | } |
1981 | |
1982 | int set_right_gain(int right_gain) { |
1983 | if (gpAmlDevice == NULL) { |
1984 | ALOGE("%s, aml audio is not open, must open it first!\n", __FUNCTION__); |
1985 | return -1; |
1986 | } |
1987 | int OutHandle = gpAmlDevice->out.amAudio_OutHandle; |
1988 | if (OutHandle < 0) { |
1989 | ALOGE("%s, amaudio out handle error!\n", __FUNCTION__); |
1990 | return -1; |
1991 | } |
1992 | pthread_mutex_lock(&gpAmlDevice->out.lock); |
1993 | if (right_gain > 256) { |
1994 | right_gain = 256; |
1995 | } |
1996 | if (right_gain < 0) { |
1997 | right_gain = 0; |
1998 | } |
1999 | ioctl(OutHandle, AMAUDIO_IOC_MIC_RIGHT_GAIN, right_gain); |
2000 | ALOGD("%s, right mic gain :%d!\n", __FUNCTION__, right_gain); |
2001 | pthread_mutex_unlock(&gpAmlDevice->out.lock); |
2002 | return 0; |
2003 | } |
2004 | |
2005 | int set_audio_delay(int delay_ms) { |
2006 | gpAmlDevice->in.delay_time = delay_ms; |
2007 | ALOGI("Set audio delay time %d ms!\n", delay_ms); |
2008 | return 0; |
2009 | } |
2010 | |
2011 | int get_audio_delay(void) { |
2012 | return gpAmlDevice->in.delay_time; |
2013 | } |
2014 | |
2015 | int SetDumpDataFlag(int tmp_flag) { |
2016 | int tmp_val; |
2017 | tmp_val = gDumpDataFlag; |
2018 | gDumpDataFlag = tmp_flag; |
2019 | return tmp_val; |
2020 | } |
2021 | |
2022 | int GetDumpDataFlag(void) { |
2023 | int tmp_val = 0; |
2024 | tmp_val = gDumpDataFlag; |
2025 | return tmp_val; |
2026 | } |
2027 | |
2028 | static void DoDumpData(void *data_buf, int size, int aud_src_type) { |
2029 | int tmp_type = 0; |
2030 | char prop_value[PROPERTY_VALUE_MAX] = { 0 }; |
2031 | char file_path_01[PROPERTY_VALUE_MAX] = { 0 }; |
2032 | char file_path_02[PROPERTY_VALUE_MAX] = { 0 }; |
2033 | |
2034 | if (GetDumpDataFlag() == 0) { |
2035 | return; |
2036 | } |
2037 | |
2038 | memset(prop_value, '\0', PROPERTY_VALUE_MAX); |
2039 | property_get("audio.dumpdata.en", prop_value, "null"); |
2040 | if (strcasecmp(prop_value, "null") == 0 |
2041 | || strcasecmp(prop_value, "0") == 0) { |
2042 | if (gDumpDataFd1 >= 0) { |
2043 | close(gDumpDataFd1); |
2044 | gDumpDataFd1 = -1; |
2045 | } |
2046 | if (gDumpDataFd2 >= 0) { |
2047 | close(gDumpDataFd2); |
2048 | gDumpDataFd2 = -1; |
2049 | } |
2050 | |
2051 | return; |
2052 | } |
2053 | |
2054 | tmp_type = CC_DUMP_SRC_TYPE_INPUT; |
2055 | property_get("audio.dumpdata.src", prop_value, "null"); |
2056 | if (strcasecmp(prop_value, "null") == 0 |
2057 | || strcasecmp(prop_value, "input") == 0) { |
2058 | tmp_type = CC_DUMP_SRC_TYPE_INPUT; |
2059 | } else if (strcasecmp(prop_value, "output") == 0) { |
2060 | tmp_type = CC_DUMP_SRC_TYPE_OUTPUT; |
2061 | } else if (strcasecmp(prop_value, "input,output") == 0) { |
2062 | tmp_type = CC_DUMP_SRC_TYPE_IN_OUT; |
2063 | } else if (strcasecmp(prop_value, "output,input") == 0) { |
2064 | tmp_type = CC_DUMP_SRC_TYPE_OUT_IN; |
2065 | } |
2066 | |
2067 | if (tmp_type == CC_DUMP_SRC_TYPE_INPUT |
2068 | || tmp_type == CC_DUMP_SRC_TYPE_OUTPUT) { |
2069 | if (tmp_type != aud_src_type) { |
2070 | return; |
2071 | } |
2072 | } |
2073 | |
2074 | memset(file_path_01, '\0', PROPERTY_VALUE_MAX); |
2075 | property_get("audio.dumpdata.path", file_path_01, "null"); |
2076 | if (strcasecmp(file_path_01, "null") == 0) { |
2077 | file_path_01[0] = '\0'; |
2078 | } |
2079 | |
2080 | if (tmp_type == CC_DUMP_SRC_TYPE_IN_OUT |
2081 | || tmp_type == CC_DUMP_SRC_TYPE_OUT_IN) { |
2082 | memset(file_path_02, '\0', PROPERTY_VALUE_MAX); |
2083 | property_get("audio.dumpdata.path2", file_path_02, "null"); |
2084 | if (strcasecmp(file_path_02, "null") == 0) { |
2085 | file_path_02[0] = '\0'; |
2086 | } |
2087 | } |
2088 | |
2089 | if (gDumpDataFd1 < 0 && file_path_01[0] != '\0') { |
2090 | if (access(file_path_01, 0) == 0) { |
2091 | gDumpDataFd1 = open(file_path_01, O_RDWR | O_SYNC); |
2092 | if (gDumpDataFd1 < 0) { |
2093 | ALOGE("%s, Open device file \"%s\" error: %s.\n", __FUNCTION__, |
2094 | file_path_01, strerror(errno)); |
2095 | } |
2096 | } else { |
2097 | gDumpDataFd1 = open(file_path_01, O_WRONLY | O_CREAT | O_EXCL, |
2098 | S_IRUSR | S_IWUSR); |
2099 | if (gDumpDataFd1 < 0) { |
2100 | ALOGE("%s, Create device file \"%s\" error: %s.\n", |
2101 | __FUNCTION__, file_path_01, strerror(errno)); |
2102 | } |
2103 | } |
2104 | } |
2105 | |
2106 | if (gDumpDataFd2 < 0 && file_path_02[0] != '\0' |
2107 | && (tmp_type == CC_DUMP_SRC_TYPE_IN_OUT |
2108 | || tmp_type == CC_DUMP_SRC_TYPE_OUT_IN)) { |
2109 | if (access(file_path_02, 0) == 0) { |
2110 | gDumpDataFd2 = open(file_path_02, O_RDWR | O_SYNC); |
2111 | if (gDumpDataFd2 < 0) { |
2112 | ALOGE("%s, Open device file \"%s\" error: %s.\n", __FUNCTION__, |
2113 | file_path_02, strerror(errno)); |
2114 | } |
2115 | } else { |
2116 | gDumpDataFd2 = open(file_path_02, O_WRONLY | O_CREAT | O_EXCL, |
2117 | S_IRUSR | S_IWUSR); |
2118 | if (gDumpDataFd2 < 0) { |
2119 | ALOGE("%s, Create device file \"%s\" error: %s.\n", |
2120 | __FUNCTION__, file_path_02, strerror(errno)); |
2121 | } |
2122 | } |
2123 | } |
2124 | |
2125 | if (tmp_type == CC_DUMP_SRC_TYPE_IN_OUT) { |
2126 | if (aud_src_type == CC_DUMP_SRC_TYPE_INPUT && gDumpDataFd1 >= 0) { |
2127 | write(gDumpDataFd1, data_buf, size); |
2128 | } else if (aud_src_type == CC_DUMP_SRC_TYPE_OUTPUT |
2129 | && gDumpDataFd2 >= 0) { |
2130 | write(gDumpDataFd2, data_buf, size); |
2131 | } |
2132 | } else if (tmp_type == CC_DUMP_SRC_TYPE_OUT_IN) { |
2133 | if (aud_src_type == CC_DUMP_SRC_TYPE_OUTPUT && gDumpDataFd1 >= 0) { |
2134 | write(gDumpDataFd1, data_buf, size); |
2135 | } else if (aud_src_type == CC_DUMP_SRC_TYPE_INPUT |
2136 | && gDumpDataFd2 >= 0) { |
2137 | write(gDumpDataFd2, data_buf, size); |
2138 | } |
2139 | } else { |
2140 | if (gDumpDataFd1 >= 0) { |
2141 | write(gDumpDataFd1, data_buf, size); |
2142 | } |
2143 | } |
2144 | } |
2145 | |
2146 | int aml_audio_set_pregain(float gain) |
2147 | { |
2148 | ALOGD("%s, pre-gain = %f dB\n", __FUNCTION__, gain); |
2149 | |
2150 | pthread_mutex_lock(&amaudio_dev_op_mutex); |
2151 | |
2152 | if (gpAmlDevice != NULL) { |
2153 | gpAmlDevice->in.pre_gain = powf(10, gain/20); |
2154 | } |
2155 | |
2156 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
2157 | |
2158 | return 0; |
2159 | } |
2160 | |
2161 | int aml_audio_get_pregain(float *gain) |
2162 | { |
2163 | if (gpAmlDevice != NULL) { |
2164 | *gain = 20*log10f(gpAmlDevice->in.pre_gain); |
2165 | return 0; |
2166 | } |
2167 | |
2168 | ALOGE("%s, no active gpAmlDevice!\n", __FUNCTION__); |
2169 | return -1; |
2170 | } |
2171 | |
2172 | int aml_audio_set_pre_mute(uint mute) |
2173 | { |
2174 | ALOGD("%s, mute = %d\n", __FUNCTION__, mute); |
2175 | |
2176 | pthread_mutex_lock(&amaudio_dev_op_mutex); |
2177 | |
2178 | if (gpAmlDevice != NULL) { |
2179 | gpAmlDevice->in.pre_mute = mute; |
2180 | } |
2181 | |
2182 | pthread_mutex_unlock(&amaudio_dev_op_mutex); |
2183 | |
2184 | return 0; |
2185 | } |
2186 | |
2187 | int aml_audio_get_pre_mute(uint *mute) |
2188 | { |
2189 | if (gpAmlDevice != NULL) { |
2190 | *mute = gpAmlDevice->in.pre_mute; |
2191 | return 0; |
2192 | } |
2193 | |
2194 | ALOGE("%s, no active gpAmlDevice!\n", __FUNCTION__); |
2195 | return -1; |
2196 | } |
2197 |