raop_sink.c 5.0 KB

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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <ctype.h>
  4. #include <stdlib.h>
  5. #include "mdns.h"
  6. #include "nvs.h"
  7. #include "tcpip_adapter.h"
  8. // IDF-V4++ #include "esp_netif.h"
  9. #include "esp_log.h"
  10. #include "esp_console.h"
  11. #include "esp_pthread.h"
  12. #include "esp_system.h"
  13. #include "freertos/timers.h"
  14. #include "platform_config.h"
  15. #include "raop.h"
  16. #include "audio_controls.h"
  17. #include "display.h"
  18. #include "accessors.h"
  19. #include "log_util.h"
  20. #include "trace.h"
  21. #ifndef CONFIG_AIRPLAY_NAME
  22. #define CONFIG_AIRPLAY_NAME "ESP32-AirPlay"
  23. #endif
  24. log_level raop_loglevel = lINFO;
  25. log_level util_loglevel;
  26. static log_level *loglevel = &raop_loglevel;
  27. static struct raop_ctx_s *raop;
  28. static raop_cmd_vcb_t cmd_handler_chain;
  29. static void raop_volume_up(bool pressed) {
  30. if (!pressed) return;
  31. raop_cmd(raop, RAOP_VOLUME_UP, NULL);
  32. LOG_INFO("AirPlay volume up");
  33. }
  34. static void raop_volume_down(bool pressed) {
  35. if (!pressed) return;
  36. raop_cmd(raop, RAOP_VOLUME_DOWN, NULL);
  37. LOG_INFO("AirPlay volume down");
  38. }
  39. static void raop_toggle(bool pressed) {
  40. if (!pressed) return;
  41. raop_cmd(raop, RAOP_TOGGLE, NULL);
  42. LOG_INFO("AirPlay play/pause");
  43. }
  44. static void raop_pause(bool pressed) {
  45. if (!pressed) return;
  46. raop_cmd(raop, RAOP_PAUSE, NULL);
  47. LOG_INFO("AirPlay pause");
  48. }
  49. static void raop_play(bool pressed) {
  50. if (!pressed) return;
  51. raop_cmd(raop, RAOP_PLAY, NULL);
  52. LOG_INFO("AirPlay play");
  53. }
  54. static void raop_stop(bool pressed) {
  55. if (!pressed) return;
  56. raop_cmd(raop, RAOP_STOP, NULL);
  57. LOG_INFO("AirPlay stop");
  58. }
  59. static void raop_prev(bool pressed) {
  60. if (!pressed) return;
  61. raop_cmd(raop, RAOP_PREV, NULL);
  62. LOG_INFO("AirPlay previous");
  63. }
  64. static void raop_next(bool pressed) {
  65. if (!pressed) return;
  66. raop_cmd(raop, RAOP_NEXT, NULL);
  67. LOG_INFO("AirPlay next");
  68. }
  69. const static actrls_t controls = {
  70. NULL, // power
  71. raop_volume_up, raop_volume_down, // volume up, volume down
  72. raop_toggle, raop_play, // toggle, play
  73. raop_pause, raop_stop, // pause, stop
  74. NULL, NULL, // rew, fwd
  75. raop_prev, raop_next, // prev, next
  76. NULL, NULL, NULL, NULL, // left, right, up, down
  77. NULL, NULL, NULL, NULL, NULL, NULL, NULL, // pre1-6
  78. raop_volume_down, raop_volume_up, raop_toggle// knob left, knob_right, knob push
  79. };
  80. /****************************************************************************************
  81. * Command handler
  82. */
  83. static bool cmd_handler(raop_event_t event, ...) {
  84. va_list args;
  85. va_start(args, event);
  86. // handle audio event and stop if forbidden
  87. if (!cmd_handler_chain(event, args)) {
  88. va_end(args);
  89. return false;
  90. }
  91. // now handle events for display
  92. switch(event) {
  93. case RAOP_SETUP:
  94. actrls_set(controls, false, NULL, actrls_ir_action);
  95. displayer_control(DISPLAYER_ACTIVATE, "AIRPLAY");
  96. break;
  97. case RAOP_PLAY:
  98. displayer_control(DISPLAYER_TIMER_RUN);
  99. break;
  100. case RAOP_FLUSH:
  101. displayer_control(DISPLAYER_TIMER_PAUSE);
  102. break;
  103. case RAOP_STOP:
  104. actrls_unset();
  105. displayer_control(DISPLAYER_SUSPEND);
  106. break;
  107. case RAOP_METADATA: {
  108. char *artist = va_arg(args, char*), *album = va_arg(args, char*), *title = va_arg(args, char*);
  109. displayer_metadata(artist, album, title);
  110. break;
  111. }
  112. case RAOP_PROGRESS: {
  113. int elapsed = va_arg(args, int), duration = va_arg(args, int);
  114. displayer_timer(DISPLAYER_ELAPSED, elapsed, duration);
  115. break;
  116. }
  117. default:
  118. break;
  119. }
  120. va_end(args);
  121. return true;
  122. }
  123. /****************************************************************************************
  124. * Airplay sink de-initialization
  125. */
  126. void raop_sink_deinit(void) {
  127. raop_delete(raop);
  128. mdns_free();
  129. }
  130. /****************************************************************************************
  131. * Airplay sink initialization
  132. */
  133. void raop_sink_init(raop_cmd_vcb_t cmd_cb, raop_data_cb_t data_cb) {
  134. const char *hostname;
  135. char sink_name[64-6] = CONFIG_AIRPLAY_NAME;
  136. tcpip_adapter_ip_info_t ipInfo;
  137. struct in_addr host;
  138. // get various IP info
  139. tcpip_adapter_get_ip_info(TCPIP_ADAPTER_IF_STA, &ipInfo);
  140. tcpip_adapter_get_hostname(TCPIP_ADAPTER_IF_STA, &hostname);
  141. host.s_addr = ipInfo.ip.addr;
  142. // initialize mDNS
  143. ESP_ERROR_CHECK( mdns_init() );
  144. ESP_ERROR_CHECK( mdns_hostname_set(hostname) );
  145. char * sink_name_buffer= (char *)config_alloc_get(NVS_TYPE_STR,"airplay_name");
  146. if(sink_name_buffer != NULL){
  147. memset(sink_name, 0x00, sizeof(sink_name));
  148. strncpy(sink_name,sink_name_buffer,sizeof(sink_name)-1 );
  149. free(sink_name_buffer);
  150. }
  151. LOG_INFO( "mdns hostname for ip %s set to: [%s] with servicename %s", inet_ntoa(host), hostname, sink_name);
  152. // create RAOP instance, latency is set by controller
  153. uint8_t mac[6];
  154. esp_read_mac(mac, ESP_MAC_WIFI_STA);
  155. cmd_handler_chain = cmd_cb;
  156. raop = raop_create(host, sink_name, mac, 0, cmd_handler, data_cb);
  157. }
  158. /****************************************************************************************
  159. * Airplay forced disconnection
  160. */
  161. void raop_disconnect(void) {
  162. LOG_INFO("forced disconnection");
  163. displayer_control(DISPLAYER_SHUTDOWN);
  164. // in case we can't communicate with AirPlay controller, abort session
  165. if (!raop_cmd(raop, RAOP_STOP, NULL)) raop_abort(raop);
  166. actrls_unset();
  167. }