AudioStreamSample.xml 3.5 KB

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  1. <?xml version="1.0" encoding="UTF-8" ?>
  2. <class name="AudioStreamSample" inherits="AudioStream" version="3.3">
  3. <brief_description>
  4. Stores audio data loaded from WAV files.
  5. </brief_description>
  6. <description>
  7. AudioStreamSample stores sound samples loaded from WAV files. To play the stored sound, use an [AudioStreamPlayer] (for non-positional audio) or [AudioStreamPlayer2D]/[AudioStreamPlayer3D] (for positional audio). The sound can be looped.
  8. This class can also be used to store dynamically-generated PCM audio data.
  9. </description>
  10. <tutorials>
  11. </tutorials>
  12. <methods>
  13. <method name="save_to_wav">
  14. <return type="int" enum="Error" />
  15. <argument index="0" name="path" type="String" />
  16. <description>
  17. Saves the AudioStreamSample as a WAV file to [code]path[/code]. Samples with IMA ADPCM format can't be saved.
  18. [b]Note:[/b] A [code].wav[/code] extension is automatically appended to [code]path[/code] if it is missing.
  19. </description>
  20. </method>
  21. </methods>
  22. <members>
  23. <member name="data" type="PoolByteArray" setter="set_data" getter="get_data" default="PoolByteArray( )">
  24. Contains the audio data in bytes.
  25. [b]Note:[/b] This property expects signed PCM8 data. To convert unsigned PCM8 to signed PCM8, subtract 128 from each byte.
  26. </member>
  27. <member name="format" type="int" setter="set_format" getter="get_format" enum="AudioStreamSample.Format" default="0">
  28. Audio format. See [enum Format] constants for values.
  29. </member>
  30. <member name="loop_begin" type="int" setter="set_loop_begin" getter="get_loop_begin" default="0">
  31. The loop start point (in number of samples, relative to the beginning of the sample). This information will be imported automatically from the WAV file if present.
  32. </member>
  33. <member name="loop_end" type="int" setter="set_loop_end" getter="get_loop_end" default="0">
  34. The loop end point (in number of samples, relative to the beginning of the sample). This information will be imported automatically from the WAV file if present.
  35. </member>
  36. <member name="loop_mode" type="int" setter="set_loop_mode" getter="get_loop_mode" enum="AudioStreamSample.LoopMode" default="0">
  37. The loop mode. This information will be imported automatically from the WAV file if present. See [enum LoopMode] constants for values.
  38. </member>
  39. <member name="mix_rate" type="int" setter="set_mix_rate" getter="get_mix_rate" default="44100">
  40. The sample rate for mixing this audio.
  41. </member>
  42. <member name="stereo" type="bool" setter="set_stereo" getter="is_stereo" default="false">
  43. If [code]true[/code], audio is stereo.
  44. </member>
  45. </members>
  46. <constants>
  47. <constant name="FORMAT_8_BITS" value="0" enum="Format">
  48. 8-bit audio codec.
  49. </constant>
  50. <constant name="FORMAT_16_BITS" value="1" enum="Format">
  51. 16-bit audio codec.
  52. </constant>
  53. <constant name="FORMAT_IMA_ADPCM" value="2" enum="Format">
  54. Audio is compressed using IMA ADPCM.
  55. </constant>
  56. <constant name="LOOP_DISABLED" value="0" enum="LoopMode">
  57. Audio does not loop.
  58. </constant>
  59. <constant name="LOOP_FORWARD" value="1" enum="LoopMode">
  60. Audio loops the data between [member loop_begin] and [member loop_end], playing forward only.
  61. </constant>
  62. <constant name="LOOP_PING_PONG" value="2" enum="LoopMode">
  63. Audio loops the data between [member loop_begin] and [member loop_end], playing back and forth.
  64. </constant>
  65. <constant name="LOOP_BACKWARD" value="3" enum="LoopMode">
  66. Audio loops the data between [member loop_begin] and [member loop_end], playing backward only.
  67. </constant>
  68. </constants>
  69. </class>