audio_policy.conf 7.9 KB

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  1. # Global configuration section:
  2. # - lists input and output devices always present on the device
  3. # as well as the output device selected by default.
  4. # Devices are designated by a string that corresponds to the enum in audio.h
  5. # - defines whether the speaker output path uses DRC
  6. # "TRUE" means DRC is enabled, "FALSE" or omission means DRC isn't used.
  7. global_configuration {
  8. attached_output_devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_TELEPHONY_TX
  9. default_output_device AUDIO_DEVICE_OUT_SPEAKER
  10. attached_input_devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_FM_TUNER|AUDIO_DEVICE_IN_VOICE_CALL|AUDIO_DEVICE_IN_TELEPHONY_RX
  11. speaker_drc_enabled TRUE
  12. }
  13. # audio hardware module section: contains descriptors for all audio hw modules present on the
  14. # device. Each hw module node is named after the corresponding hw module library base name.
  15. # For instance, "primary" corresponds to audio.primary.<device>.so.
  16. # The "primary" module is mandatory and must include at least one output with
  17. # AUDIO_OUTPUT_FLAG_PRIMARY flag.
  18. # Each module descriptor contains one or more output profile descriptors and zero or more
  19. # input profile descriptors. Each profile lists all the parameters supported by a given output
  20. # or input stream category.
  21. # The "channel_masks", "formats", "devices" and "flags" are specified using strings corresponding
  22. # to enums in audio.h and audio_policy.h. They are concatenated by use of "|" without space or "\n".
  23. audio_hw_modules {
  24. primary {
  25. outputs {
  26. primary {
  27. sampling_rates 44100|48000
  28. channel_masks AUDIO_CHANNEL_OUT_STEREO
  29. formats AUDIO_FORMAT_PCM_16_BIT
  30. devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY|AUDIO_DEVICE_OUT_FM
  31. flags AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_FAST
  32. }
  33. raw {
  34. sampling_rates 48000
  35. channel_masks AUDIO_CHANNEL_OUT_STEREO
  36. formats AUDIO_FORMAT_PCM_16_BIT
  37. devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY
  38. flags AUDIO_OUTPUT_FLAG_FAST|AUDIO_OUTPUT_FLAG_RAW
  39. }
  40. deep_buffer {
  41. sampling_rates 44100|48000
  42. channel_masks AUDIO_CHANNEL_OUT_STEREO
  43. formats AUDIO_FORMAT_PCM_16_BIT
  44. devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY
  45. flags AUDIO_OUTPUT_FLAG_DEEP_BUFFER
  46. }
  47. direct_pcm {
  48. sampling_rates 8000|11025|16000|22050|32000|44100|48000|64000|88200|96000|176400|192000
  49. channel_masks AUDIO_CHANNEL_OUT_MONO|AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_2POINT1|AUDIO_CHANNEL_OUT_QUAD|AUDIO_CHANNEL_OUT_PENTA|AUDIO_CHANNEL_OUT_5POINT1|AUDIO_CHANNEL_OUT_6POINT1|AUDIO_CHANNEL_OUT_7POINT1
  50. formats AUDIO_FORMAT_PCM_16_BIT|AUDIO_FORMAT_PCM_24_BIT_PACKED|AUDIO_FORMAT_PCM_8_24_BIT
  51. devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_PROXY|AUDIO_DEVICE_OUT_AUX_DIGITAL
  52. flags AUDIO_OUTPUT_FLAG_DIRECT
  53. }
  54. compress_offload {
  55. sampling_rates 8000|11025|12000|16000|22050|24000|32000|44100|48000|64000|88200|96000|176400|192000
  56. channel_masks AUDIO_CHANNEL_OUT_MONO|AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_2POINT1|AUDIO_CHANNEL_OUT_QUAD|AUDIO_CHANNEL_OUT_PENTA|AUDIO_CHANNEL_OUT_5POINT1|AUDIO_CHANNEL_OUT_6POINT1|AUDIO_CHANNEL_OUT_7POINT1
  57. formats AUDIO_FORMAT_MP3|AUDIO_FORMAT_AC3|AUDIO_FORMAT_E_AC3|AUDIO_FORMAT_FLAC|AUDIO_FORMAT_ALAC|AUDIO_FORMAT_APE|AUDIO_FORMAT_AAC_LC|AUDIO_FORMAT_AAC_HE_V1|AUDIO_FORMAT_AAC_HE_V2|AUDIO_FORMAT_WMA|AUDIO_FORMAT_WMA_PRO|AUDIO_FORMAT_VORBIS|AUDIO_FORMAT_AAC_ADTS_LC|AUDIO_FORMAT_AAC_ADTS_HE_V1|AUDIO_FORMAT_AAC_ADTS_HE_V2
  58. devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY
  59. flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD|AUDIO_OUTPUT_FLAG_NON_BLOCKING
  60. }
  61. incall_music {
  62. sampling_rates 8000|16000|48000
  63. channel_masks AUDIO_CHANNEL_OUT_MONO
  64. formats AUDIO_FORMAT_PCM_16_BIT
  65. devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO
  66. flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_INCALL_MUSIC
  67. }
  68. voice_tx {
  69. sampling_rates 8000|16000|48000
  70. channel_masks AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_MONO
  71. formats AUDIO_FORMAT_PCM_16_BIT
  72. devices AUDIO_DEVICE_OUT_TELEPHONY_TX
  73. }
  74. voip_rx {
  75. sampling_rates 8000|16000
  76. channel_masks AUDIO_CHANNEL_OUT_MONO
  77. formats AUDIO_FORMAT_PCM_16_BIT
  78. devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_LINE|AUDIO_DEVICE_OUT_ALL_SCO
  79. flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_VOIP_RX
  80. }
  81. }
  82. inputs {
  83. primary {
  84. sampling_rates 8000|11025|12000|16000|22050|24000|32000|44100|48000
  85. channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_FRONT_BACK
  86. formats AUDIO_FORMAT_PCM_16_BIT
  87. devices AUDIO_DEVICE_IN_WIRED_HEADSET|AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET|AUDIO_DEVICE_IN_FM_TUNER|AUDIO_DEVICE_IN_VOICE_CALL
  88. }
  89. surround_sound {
  90. sampling_rates 8000|11025|12000|16000|22050|24000|32000|44100|48000
  91. channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_FRONT_BACK|AUDIO_CHANNEL_INDEX_MASK_3|AUDIO_CHANNEL_INDEX_MASK_4|AUDIO_CHANNEL_IN_5POINT1
  92. formats AUDIO_FORMAT_PCM_16_BIT
  93. devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC
  94. }
  95. voice_rx {
  96. sampling_rates 8000|16000|48000
  97. channel_masks AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_MONO
  98. formats AUDIO_FORMAT_PCM_16_BIT
  99. devices AUDIO_DEVICE_IN_TELEPHONY_RX
  100. }
  101. }
  102. }
  103. a2dp {
  104. outputs {
  105. a2dp {
  106. sampling_rates 44100
  107. channel_masks AUDIO_CHANNEL_OUT_STEREO
  108. formats AUDIO_FORMAT_PCM_16_BIT
  109. devices AUDIO_DEVICE_OUT_ALL_A2DP
  110. }
  111. }
  112. inputs {
  113. a2dp {
  114. sampling_rates 44100|48000
  115. channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO
  116. formats AUDIO_FORMAT_PCM_16_BIT
  117. devices AUDIO_DEVICE_IN_BLUETOOTH_A2DP
  118. }
  119. }
  120. }
  121. usb {
  122. outputs {
  123. usb_accessory {
  124. sampling_rates 44100
  125. channel_masks AUDIO_CHANNEL_OUT_STEREO
  126. formats AUDIO_FORMAT_PCM_16_BIT
  127. devices AUDIO_DEVICE_OUT_USB_ACCESSORY
  128. }
  129. usb_device {
  130. sampling_rates dynamic
  131. channel_masks dynamic
  132. formats dynamic
  133. devices AUDIO_DEVICE_OUT_USB_DEVICE
  134. }
  135. }
  136. inputs {
  137. usb_device {
  138. sampling_rates dynamic
  139. channel_masks AUDIO_CHANNEL_IN_STEREO
  140. formats AUDIO_FORMAT_PCM_16_BIT
  141. devices AUDIO_DEVICE_IN_USB_DEVICE
  142. }
  143. }
  144. }
  145. r_submix {
  146. outputs {
  147. submix {
  148. sampling_rates 48000
  149. channel_masks AUDIO_CHANNEL_OUT_STEREO
  150. formats AUDIO_FORMAT_PCM_16_BIT
  151. devices AUDIO_DEVICE_OUT_REMOTE_SUBMIX
  152. }
  153. }
  154. inputs {
  155. submix {
  156. sampling_rates 48000
  157. channel_masks AUDIO_CHANNEL_IN_STEREO
  158. formats AUDIO_FORMAT_PCM_16_BIT
  159. devices AUDIO_DEVICE_IN_REMOTE_SUBMIX
  160. }
  161. }
  162. }
  163. }