/project/jni/sndfile/src/GSM610/gsm.h

https://github.com/aichunyu/FFPlayer · C Header · 52 lines · 27 code · 16 blank · 9 comment · 0 complexity · c377ae9605874adf1336bd2e2461d95d MD5 · raw file 

    

  1. /*
    2. 

  2.  * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
    3. 

  3.  * Universitaet Berlin.  See the accompanying file "COPYRIGHT" for
    4. 

  4.  * details.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
    5. 

  5.  */
    6. 

  6. 

  7. #ifndef	GSM_H
    8. 

  8. #define	GSM_H
    9. 

  9. 

  10. #include	<stdio.h>		/* for FILE * 	*/
    11. 

  11. 

  12. /*
    13. 

  13.  *	Interface
    14. 

  14.  */
    15. 

  15. 

  16. typedef struct gsm_state * 	gsm;
    17. 

  17. typedef short		   		gsm_signal;		/* signed 16 bit */
    18. 

  18. typedef unsigned char		gsm_byte;
    19. 

  19. typedef gsm_byte 			gsm_frame[33];		/* 33 * 8 bits	 */
    20. 

  20. 

  21. #define	GSM_MAGIC		0xD		  	/* 13 kbit/s RPE-LTP */
    22. 

  22. 

  23. #define	GSM_PATCHLEVEL		10
    24. 

  24. #define	GSM_MINOR			0
    25. 

  25. #define	GSM_MAJOR			1
    26. 

  26. 

  27. #define	GSM_OPT_VERBOSE		1
    28. 

  28. #define	GSM_OPT_FAST		2
    29. 

  29. #define	GSM_OPT_LTP_CUT		3
    30. 

  30. #define	GSM_OPT_WAV49		4
    31. 

  31. #define	GSM_OPT_FRAME_INDEX	5
    32. 

  32. #define	GSM_OPT_FRAME_CHAIN	6
    33. 

  33. 

  34. gsm  gsm_create 	(void);
    35. 

  35. 

  36. /* Added for libsndfile : May 6, 2002 */
    37. 

  37. void gsm_init (gsm);	
    38. 

  38. 

  39. void gsm_destroy (gsm);	
    40. 

  40. 

  41. int  gsm_print   (FILE *, gsm, gsm_byte  *);
    42. 

  42. int  gsm_option  (gsm, int, int *);
    43. 

  43. 

  44. void gsm_encode  (gsm, gsm_signal *, gsm_byte  *);
    45. 

  45. int  gsm_decode  (gsm, gsm_byte   *, gsm_signal *);
    46. 

  46. 

  47. int  gsm_explode (gsm, gsm_byte   *, gsm_signal *);
    48. 

  48. void gsm_implode (gsm, gsm_signal *, gsm_byte   *);
    49. 

  49. 

  50. #endif	/* GSM_H */
    51.