blob: 9e61156514277273982e586a5dce658ba9098175
1 | #define LOG_TAG "android_out" |
2 | |
3 | #include <stdio.h> |
4 | #include <string.h> |
5 | #include <stdlib.h> |
6 | #include <pthread.h> |
7 | #include <fcntl.h> |
8 | #include <errno.h> |
9 | #include <strings.h> |
10 | #include <sys/ioctl.h> |
11 | #include <cutils/log.h> |
12 | #include <cutils/properties.h> |
13 | #include <media/AudioTrack.h> |
14 | |
15 | #include "audio_usb_check.h" |
16 | #include "android_out.h" |
17 | #include "aml_audio.h" |
18 | #include "DDP_media_source.h" |
19 | |
20 | using namespace android; |
21 | |
22 | static AudioTrack *glpTracker = NULL; |
23 | static AudioTrack *glpTracker_raw = NULL; |
24 | |
25 | static sp<AudioTrack> gmpAudioTracker; |
26 | static sp<AudioTrack> gmpAudioTracker_raw; |
27 | |
28 | extern struct circle_buffer android_out_buffer; |
29 | extern struct circle_buffer DDP_out_buffer; |
30 | extern struct circle_buffer DD_out_buffer; |
31 | extern int output_record_enable; |
32 | extern int spdif_audio_type; |
33 | extern pthread_mutex_t device_change_lock; |
34 | |
35 | int I2S_state = 0; |
36 | static int raw_start_flag = 0; |
37 | static int mute_raw_data_size = 0; |
38 | static audio_format_t last_aformat = AUDIO_FORMAT_AC3; |
39 | //static int last_raw_flag = 0; |
40 | static int RawAudioTrackRelease(void); |
41 | static int RawAudioTrackInit(audio_format_t aformat,int sr); |
42 | static int amsysfs_set_sysfs_int(const char *path, int val) { |
43 | int fd; |
44 | int bytes; |
45 | char bcmd[16]; |
46 | fd = open(path, O_CREAT | O_RDWR | O_TRUNC, 0644); |
47 | if (fd >= 0) { |
48 | sprintf(bcmd, "%d", val); |
49 | bytes = write(fd, bcmd, strlen(bcmd)); |
50 | close(fd); |
51 | return 0; |
52 | } else { |
53 | ALOGE("unable to open file %s,err: %s", path, strerror(errno)); |
54 | } |
55 | return -1; |
56 | } |
57 | |
58 | int amsysfs_get_sysfs_int(const char *path) { |
59 | int fd; |
60 | int val = 0; |
61 | char bcmd[16]; |
62 | fd = open(path, O_RDONLY); |
63 | if (fd >= 0) { |
64 | read(fd, bcmd, sizeof(bcmd)); |
65 | val = strtol(bcmd, NULL, 10); |
66 | close(fd); |
67 | }else { |
68 | ALOGE("unable to open file %s,err: %s", path, strerror(errno)); |
69 | } |
70 | return val; |
71 | } |
72 | static void RawAudioTrackCallback(int event, void* user, void *info) { |
73 | AudioTrack::Buffer *buffer = static_cast<AudioTrack::Buffer *>(info); |
74 | int bytes_raw = 0; |
75 | if (event != AudioTrack::EVENT_MORE_DATA) { |
76 | ALOGD("%s, audio track envent = %d!\n", __FUNCTION__, event); |
77 | return; |
78 | } |
79 | if (buffer == NULL || buffer->size == 0) { |
80 | return; |
81 | } |
82 | bytes_raw = buffer_read(&DD_out_buffer,(char *) buffer->raw, |
83 | buffer->size); |
84 | //ALOGI("raw read got %d\n",bytes_raw); |
85 | if ( bytes_raw > 0) { |
86 | buffer->size = bytes_raw; |
87 | } |
88 | else |
89 | buffer->size = 0; |
90 | if (buffer->size > 0 && mute_raw_data_size < 32*1024) { |
91 | memset((char *)(buffer->i16),0,buffer->size); |
92 | mute_raw_data_size += buffer->size; |
93 | } |
94 | return; |
95 | } |
96 | static void AudioTrackCallback(int event, void* user, void *info) { |
97 | AudioTrack::Buffer *buffer = static_cast<AudioTrack::Buffer *>(info); |
98 | |
99 | if (event != AudioTrack::EVENT_MORE_DATA) { |
100 | ALOGD("%s, audio track envent = %d!\n", __FUNCTION__, event); |
101 | return; |
102 | } |
103 | if (buffer == NULL || buffer->size == 0) { |
104 | return; |
105 | } |
106 | int bytes = 0; |
107 | pthread_mutex_lock(&device_change_lock); |
108 | // code for raw data start |
109 | audio_format_t aformat = AUDIO_FORMAT_INVALID; |
110 | int user_raw_enable = amsysfs_get_sysfs_int("/sys/class/audiodsp/digital_raw"); |
111 | //ALOGI("afmat %x,spdif_audio_type %x\n",aformat,spdif_audio_type); |
112 | int ddp_passth = (user_raw_enable == 2)&&(spdif_audio_type == EAC3); |
113 | if (user_raw_enable) { |
114 | if (ddp_passth) { |
115 | aformat = AUDIO_FORMAT_E_AC3; |
116 | } |
117 | else if (spdif_audio_type == AC3 || spdif_audio_type == EAC3 ) { |
118 | aformat = AUDIO_FORMAT_AC3; |
119 | } |
120 | else if (spdif_audio_type == DTS) { |
121 | aformat = AUDIO_FORMAT_DTS; |
122 | } |
123 | if (aformat != last_aformat && aformat != AUDIO_FORMAT_INVALID) { |
124 | ALOGI("raw aformat changed from %x to %x\n",last_aformat,aformat); |
125 | RawAudioTrackRelease(); |
126 | if (RawAudioTrackInit(aformat,48000/*TODO*/)) { |
127 | ALOGE("RawAudioTrackInit failed\n"); |
128 | return; |
129 | } |
130 | } |
131 | } |
132 | // raw data end |
133 | if (GetOutputdevice() == MODEANDROID) { // output PCM output when PCM data in |
134 | //raw data start |
135 | RawAudioTrackRelease(); |
136 | // raw data end |
137 | bytes = buffer_read(&android_out_buffer, (char *) buffer->raw, |
138 | buffer->size); |
139 | if (bytes < 0) |
140 | buffer->size = 0; |
141 | } else if (GetOutputdevice() == MODERAW) { |
142 | //raw data start |
143 | if (user_raw_enable == 0) { |
144 | RawAudioTrackRelease(); |
145 | } |
146 | // raw date end |
147 | bytes = buffer_read(&DDP_out_buffer, (char *) buffer->raw, |
148 | buffer->size); |
149 | if (bytes < 0) |
150 | buffer->size = 0; |
151 | } else { |
152 | if (output_record_enable == 1) { |
153 | bytes = buffer_read(&android_out_buffer, (char *) buffer->raw, |
154 | buffer->size); |
155 | if (bytes < 0) |
156 | buffer->size = 0; |
157 | } else { |
158 | memset(buffer->i16, 0, buffer->size); |
159 | } |
160 | } |
161 | pthread_mutex_unlock(&device_change_lock); |
162 | I2S_state += 1; |
163 | return; |
164 | } |
165 | static int RawAudioTrackRelease(void) { |
166 | //raw here |
167 | if (glpTracker_raw != NULL ) { |
168 | if (raw_start_flag == 1) |
169 | glpTracker_raw->stop(); |
170 | raw_start_flag = 0; |
171 | glpTracker_raw = NULL; |
172 | } |
173 | if (gmpAudioTracker_raw != NULL ) { |
174 | gmpAudioTracker_raw.clear(); |
175 | ALOGI("RawAudioTrackRelease done\n"); |
176 | } |
177 | gmpAudioTracker_raw = NULL; |
178 | // raw end |
179 | #if 0 |
180 | if (last_raw_flag == 2) { |
181 | ALOGI("change back digital raw to 2 for hdmi pass through\n"); |
182 | amsysfs_set_sysfs_int("/sys/class/audiodsp/digital_raw",2); |
183 | last_raw_flag = 0; |
184 | } |
185 | #endif |
186 | last_aformat = AUDIO_FORMAT_INVALID; |
187 | return 0; |
188 | } |
189 | static int AudioTrackRelease(void) { |
190 | if (glpTracker != NULL ) { |
191 | glpTracker->stop(); |
192 | glpTracker = NULL; |
193 | } |
194 | |
195 | if (gmpAudioTracker != NULL ) { |
196 | gmpAudioTracker.clear(); |
197 | } |
198 | RawAudioTrackRelease(); |
199 | return 0; |
200 | } |
201 | static int RawAudioTrackInit(audio_format_t aformat,int sr) |
202 | { |
203 | status_t Status; |
204 | int user_raw_enable = amsysfs_get_sysfs_int("/sys/class/audiodsp/digital_raw"); |
205 | int ddp_passth = (user_raw_enable == 2)&&(spdif_audio_type == EAC3); |
206 | int ret; |
207 | ALOGD("%s, entering...,aformat %x,sr %d\n", __FUNCTION__,aformat,sr); |
208 | //raw here |
209 | if (gmpAudioTracker_raw != NULL) { |
210 | gmpAudioTracker_raw = gmpAudioTracker_raw.get(); |
211 | } else { |
212 | gmpAudioTracker_raw = new AudioTrack(); |
213 | if (gmpAudioTracker_raw == NULL) { |
214 | ALOGE("%s, new gmpAudioTracker_raw failed.\n", __FUNCTION__); |
215 | return -1; |
216 | } |
217 | gmpAudioTracker_raw = gmpAudioTracker_raw.get(); |
218 | } |
219 | Status = glpTracker_raw->set(AUDIO_STREAM_MUSIC, sr, aformat, |
220 | AUDIO_CHANNEL_OUT_STEREO, 0, (audio_output_flags_t)(AUDIO_OUTPUT_FLAG_DIRECT |
221 | | AUDIO_OUTPUT_FLAG_IEC958_NONAUDIO) |
222 | , |
223 | RawAudioTrackCallback/*NULL*/, NULL, 0, 0, false, (audio_session_t)0); |
224 | if (Status != NO_ERROR) { |
225 | ALOGE("%s, AudioTrack raw set failed.\n", __FUNCTION__); |
226 | if (gmpAudioTracker_raw != NULL ) { |
227 | gmpAudioTracker_raw.clear(); |
228 | glpTracker_raw = NULL; |
229 | } |
230 | return -1; |
231 | } |
232 | Status = glpTracker_raw->initCheck(); |
233 | if (Status != NO_ERROR) { |
234 | ALOGE("%s, AudioTrack raw initCheck failed.\n", __FUNCTION__); |
235 | RawAudioTrackRelease(); |
236 | return -1; |
237 | } |
238 | //raw end |
239 | #if 0 |
240 | int digital_raw = amsysfs_get_sysfs_int("/sys/class/audiodsp/digital_raw"); |
241 | if (digital_raw == 2) { |
242 | ALOGI("change digital raw to 2 for spdif pass through\n"); |
243 | amsysfs_set_sysfs_int("/sys/class/audiodsp/digital_raw",1); |
244 | last_raw_flag = 2; |
245 | } |
246 | #endif |
247 | glpTracker_raw->start(); |
248 | ALOGI("RawAudioTrackInit done\n"); |
249 | last_aformat = aformat; |
250 | mute_raw_data_size = 0; |
251 | return 0; |
252 | } |
253 | static int AudioTrackInit(void) { |
254 | status_t Status; |
255 | |
256 | ALOGD("%s, entering...\n", __FUNCTION__); |
257 | |
258 | I2S_state = 0; |
259 | |
260 | if (gmpAudioTracker != NULL) { |
261 | glpTracker = gmpAudioTracker.get(); |
262 | } else { |
263 | gmpAudioTracker = new AudioTrack(); |
264 | if (gmpAudioTracker == NULL) { |
265 | ALOGE("%s, new AudioTrack failed.\n", __FUNCTION__); |
266 | return -1; |
267 | } |
268 | glpTracker = gmpAudioTracker.get(); |
269 | } |
270 | |
271 | Status = glpTracker->set(AUDIO_STREAM_MUSIC, 48000, AUDIO_FORMAT_PCM_16_BIT, |
272 | AUDIO_CHANNEL_OUT_STEREO, 0, AUDIO_OUTPUT_FLAG_NONE, |
273 | AudioTrackCallback, NULL, 0, 0, false, (audio_session_t)0); |
274 | |
275 | if (Status != NO_ERROR) { |
276 | ALOGE("%s, AudioTrack set failed.\n", __FUNCTION__); |
277 | if (gmpAudioTracker != NULL ) { |
278 | gmpAudioTracker.clear(); |
279 | glpTracker = NULL; |
280 | } |
281 | return -1; |
282 | } |
283 | |
284 | Status = glpTracker->initCheck(); |
285 | if (Status != NO_ERROR) { |
286 | ALOGE("%s, AudioTrack initCheck failed.\n", __FUNCTION__); |
287 | AudioTrackRelease(); |
288 | return -1; |
289 | } |
290 | |
291 | glpTracker->start(); |
292 | |
293 | Status = glpTracker->setVolume(1.0, 1.0); |
294 | if (Status != NO_ERROR) { |
295 | ALOGE("%s, AudioTrack setVolume failed.\n", __FUNCTION__); |
296 | AudioTrackRelease(); |
297 | return -1; |
298 | } |
299 | ALOGD("%s, exit...\n", __FUNCTION__); |
300 | return 0;//RawAudioTrackInit(AUDIO_FORMAT_AC3,48000); |
301 | } |
302 | |
303 | int new_android_audiotrack(void) { |
304 | return AudioTrackInit(); |
305 | } |
306 | |
307 | int release_android_audiotrack(void) { |
308 | amsysfs_set_sysfs_int("/sys/class/audiodsp/digital_codec",0); |
309 | return AudioTrackRelease(); |
310 | } |
311 | |
312 |