kenmirrors/freeswitch
1
0
Fork 0
mirror of https://github.com/signalwire/freeswitch.git synced 2025-08-13 17:38:59 +00:00
Code Issues Projects Releases Wiki Activity

add the Illudium Q-36 Explosive FSK Modulator

Browse Source 
git-svn-id: http://svn.openzap.org/svn/openzap/trunk@237 a93c3328-9c30-0410-af19-c9cd2b2d52af
This commit is contained in:
Anthony Minessale
2007-06-08 23:42:28 +00:00
parent 5b5efe5567
commit 77c4ec357d
10 changed files with 385 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
libs/freetdm/src/include/openzap.h
View File

@@ -241,6 +241,46 @@ static __inline__ char *zap_clean_string(char *s)
return s;
}
struct zap_bitstream {
uint8_t *data;
uint32_t datalen;
uint32_t byte_index;
uint8_t bit_index;
int8_t endian;
uint8_t top;
uint8_t bot;
uint8_t ss;
uint8_t ssv;
};
struct zap_fsk_data_state {
dsp_fsk_handle_t *fsk1200_handle;
uint8_t init;
uint8_t *buf;
size_t bufsize;
zap_size_t blen;
zap_size_t bpos;
zap_size_t dlen;
zap_size_t ppos;
int checksum;
};
struct zap_fsk_modulator {
teletone_dds_state_t dds;
zap_bitstream_t bs;
uint32_t carrier_bits_start;
uint32_t carrier_bits_stop;
uint32_t chan_sieze_bits;
uint32_t bit_factor;
uint32_t bit_accum;
uint32_t sample_counter;
fsk_modem_types_t modem_type;
zap_fsk_data_state_t *fsk_data;
zap_fsk_write_sample_t write_sample_callback;
void *user_data;
int16_t sample_buffer[64];
};
struct zap_caller_data {
char cid_name[80];
char cid_num[80];
@@ -364,11 +404,31 @@ struct zap_io_interface {
zio_span_next_event_t next_event;
};
#define zap_fsk_modulator_send_all(_it) zap_fsk_modulator_generate_chan_sieze(_it); \
zap_fsk_modulator_generate_carrier_bits(_it, _it->carrier_bits_start); \
zap_fsk_modulator_send_data(_it); \
zap_fsk_modulator_generate_carrier_bits(_it, _it->carrier_bits_stop)
zap_status_t zap_fsk_modulator_init(zap_fsk_modulator_t *fsk_trans,
fsk_modem_types_t modem_type,
uint32_t sample_rate,
zap_fsk_data_state_t *fsk_data,
float db_level,
uint32_t carrier_bits_start,
uint32_t carrier_bits_stop,
uint32_t chan_sieze_bits,
zap_fsk_write_sample_t write_sample_callback,
void *user_data);
int8_t zap_bitstream_get_bit(zap_bitstream_t *bsp);
void zap_bitstream_init(zap_bitstream_t *bsp, uint8_t *data, uint32_t datalen, zap_endian_t endian, int ss);
zap_status_t zap_fsk_data_parse(zap_fsk_data_state_t *state, zap_size_t *type, char **data, zap_size_t *len);
zap_status_t zap_fsk_demod_feed(zap_fsk_data_state_t *state, int16_t *data, size_t samples);
zap_status_t zap_fsk_demod_destroy(zap_fsk_data_state_t *state);
int zap_fsk_demod_init(zap_fsk_data_state_t *state, int rate, uint8_t *buf, size_t bufsize);
zap_status_t zap_fsk_data_init(zap_fsk_data_state_t *state, uint8_t *data, uint32_t datalen);
zap_status_t zap_fsk_data_add_mdmf(zap_fsk_data_state_t *state, zap_mdmf_type_t type, int8_t *data, uint32_t datalen);
zap_status_t zap_fsk_data_add_checksum(zap_fsk_data_state_t *state);
zap_status_t zap_fsk_data_add_sdmf(zap_fsk_data_state_t *state, char *date, char *number);
zap_status_t zap_channel_outgoing_call(zap_channel_t *zchan);
void zap_channel_rotate_tokens(zap_channel_t *zchan);
void zap_channel_clear_detected_tones(zap_channel_t *zchan);
@@ -403,7 +463,7 @@ zap_status_t zap_global_destroy(void);
void zap_global_set_logger(zap_logger_t logger);
void zap_global_set_default_logger(int level);
uint32_t zap_separate_string(char *buf, char delim, char **array, int arraylen);
void print_bits(uint8_t *b, int bl, char *buf, int blen, int e);
void print_bits(uint8_t *b, int bl, char *buf, int blen, int e, int ss);
ZIO_CODEC_FUNCTION(zio_slin2ulaw);
ZIO_CODEC_FUNCTION(zio_ulaw2slin);
ZIO_CODEC_FUNCTION(zio_slin2alaw);