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spandsp 0.0.6
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#include <inttypes.h>#include <stdlib.h>#include <stdio.h>#include <fcntl.h>#include <time.h>#include <string.h>#include "floating_fudge.h"#include <assert.h>#include <tiffio.h>#include "spandsp/telephony.h"#include "spandsp/logging.h"#include "spandsp/bit_operations.h"#include "spandsp/queue.h"#include "spandsp/power_meter.h"#include "spandsp/complex.h"#include "spandsp/tone_generate.h"#include "spandsp/async.h"#include "spandsp/hdlc.h"#include "spandsp/fsk.h"#include "spandsp/v29tx.h"#include "spandsp/v29rx.h"#include "spandsp/v27ter_tx.h"#include "spandsp/v27ter_rx.h"#include "spandsp/v17tx.h"#include "spandsp/v17rx.h"#include "spandsp/timezone.h"#include "spandsp/t4_rx.h"#include "spandsp/t4_tx.h"#include "spandsp/t4_t6_decode.h"#include "spandsp/t4_t6_encode.h"#include "spandsp/t30_fcf.h"#include "spandsp/t35.h"#include "spandsp/t30.h"#include "spandsp/t30_api.h"#include "spandsp/t30_logging.h"#include "spandsp/t38_core.h"#include "spandsp/t38_terminal.h"#include "spandsp/private/logging.h"#include "spandsp/private/timezone.h"#include "spandsp/private/t4_t6_decode.h"#include "spandsp/private/t4_t6_encode.h"#include "spandsp/private/t4_rx.h"#include "spandsp/private/t4_tx.h"#include "spandsp/private/t30.h"#include "spandsp/private/t38_core.h"#include "spandsp/private/t38_terminal.h"Macros | |
| #define | DEFAULT_US_PER_TX_CHUNK 30000 |
| #define | INDICATOR_TX_COUNT 3 |
| #define | DATA_TX_COUNT 1 |
| #define | DATA_END_TX_COUNT 3 |
| #define | MAX_OCTETS_PER_UNPACED_CHUNK 300 |
| #define | MID_RX_TIMEOUT 15000 |
Functions | |
| int | t38_terminal_send_timeout (t38_terminal_state_t *s, int samples) |
| void | t38_terminal_set_config (t38_terminal_state_t *s, int config) |
| Set configuration options. | |
| void | t38_terminal_set_tep_mode (t38_terminal_state_t *s, int use_tep) |
| Select whether TEP time will be allowed for. | |
| void | t38_terminal_set_fill_bit_removal (t38_terminal_state_t *s, int remove) |
| Select whether non-ECM fill bits are to be removed during transmission. | |
| t30_state_t * | t38_terminal_get_t30_state (t38_terminal_state_t *s) |
| Get a pointer to the T.30 engine associated with a T.38 context. | |
| t38_core_state_t * | t38_terminal_get_t38_core_state (t38_terminal_state_t *s) |
| Get a pointer to the T.38 core IFP packet engine associated with a T.38 context. | |
| logging_state_t * | t38_terminal_get_logging_state (t38_terminal_state_t *s) |
| Get a pointer to the logging context associated with a T.38 context. | |
| int | t38_terminal_restart (t38_terminal_state_t *s, int calling_party) |
| Reinitialise a termination mode T.38 context. | |
| t38_terminal_state_t * | t38_terminal_init (t38_terminal_state_t *s, int calling_party, t38_tx_packet_handler_t *tx_packet_handler, void *tx_packet_user_data) |
| Initialise a termination mode T.38 context. | |
| int | t38_terminal_release (t38_terminal_state_t *s) |
| Release a T.38 context. | |
| int | t38_terminal_free (t38_terminal_state_t *s) |
| Free a T.38 context. | |
| int t38_terminal_free | ( | t38_terminal_state_t * | s | ) |
Free a T.38 context.
Free a a termination mode T.38 context.
| s | The T.38 context. |
References t38_terminal_release().
| logging_state_t * t38_terminal_get_logging_state | ( | t38_terminal_state_t * | s | ) |
Get a pointer to the logging context associated with a T.38 context.
Get a pointer to the logging context associated with a T.38 context.
| s | The T.38 context. |
References t38_terminal_state_s::logging.
| t30_state_t * t38_terminal_get_t30_state | ( | t38_terminal_state_t * | s | ) |
Get a pointer to the T.30 engine associated with a T.38 context.
Get a pointer to the T.30 engine associated with a termination mode T.38 context.
| s | The T.38 context. |
References t38_terminal_state_s::t30.
| t38_core_state_t * t38_terminal_get_t38_core_state | ( | t38_terminal_state_t * | s | ) |
Get a pointer to the T.38 core IFP packet engine associated with a T.38 context.
Get a pointer to the T.38 core IFP packet engine associated with a termination mode T.38 context.
| s | The T.38 context. |
References t38_terminal_front_end_state_t::t38, and t38_terminal_state_s::t38_fe.
| t38_terminal_state_t * t38_terminal_init | ( | t38_terminal_state_t * | s, |
| int | calling_party, | ||
| t38_tx_packet_handler_t * | tx_packet_handler, | ||
| void * | tx_packet_user_data | ||
| ) |
Initialise a termination mode T.38 context.
| s | The T.38 context. |
| calling_party | TRUE if the context is for a calling party. FALSE if the context is for an answering party. |
| tx_packet_handler | A callback routine to encapsulate and transmit T.38 packets. |
| tx_packet_user_data | An opaque pointer passed to the tx_packet_handler routine. |
References t38_terminal_front_end_state_t::iaf, t38_terminal_state_s::logging, t38_terminal_state_s::t30, t30_init(), t30_restart(), t30_set_iaf_mode(), t30_set_supported_modems(), T30_SUPPORT_IAF, T30_SUPPORT_V17, T30_SUPPORT_V27TER, T30_SUPPORT_V29, t38_terminal_state_s::t38_fe, and t38_terminal_set_config().
| int t38_terminal_release | ( | t38_terminal_state_t * | s | ) |
Release a T.38 context.
Release a termination mode T.38 context.
| s | The T.38 context. |
References t38_terminal_state_s::t30, and t30_release().
Referenced by t38_terminal_free().
| int t38_terminal_restart | ( | t38_terminal_state_t * | s, |
| int | calling_party | ||
| ) |
Reinitialise a termination mode T.38 context.
| s | The T.38 context. |
| calling_party | TRUE if the context is for a calling party. FALSE if the context is for an answering party. |
References t38_terminal_state_s::t30, and t30_restart().
| void t38_terminal_set_config | ( | t38_terminal_state_t * | s, |
| int | config | ||
| ) |
Set configuration options.
Set configuration options.
| s | The T.38 context. |
| config | A combinations of T38_TERMINAL_OPTION_* bits. |
References t38_terminal_front_end_state_t::chunking_modes, DATA_END_TX_COUNT, DATA_TX_COUNT, t38_terminal_front_end_state_t::extra_bits, INDICATOR_TX_COUNT, t38_terminal_front_end_state_t::t38, t38_terminal_state_s::t38_fe, T38_PACKET_CATEGORY_CONTROL_DATA, T38_PACKET_CATEGORY_CONTROL_DATA_END, T38_PACKET_CATEGORY_IMAGE_DATA, T38_PACKET_CATEGORY_IMAGE_DATA_END, T38_PACKET_CATEGORY_INDICATOR, t38_set_redundancy_control(), T38_TERMINAL_OPTION_2S_REPEATING_INDICATORS, T38_TERMINAL_OPTION_NO_INDICATORS, T38_TERMINAL_OPTION_NO_PACING, T38_TERMINAL_OPTION_REGULAR_INDICATORS, and t38_terminal_front_end_state_t::us_per_tx_chunk.
Referenced by t38_terminal_init().
| void t38_terminal_set_fill_bit_removal | ( | t38_terminal_state_t * | s, |
| int | remove | ||
| ) |
Select whether non-ECM fill bits are to be removed during transmission.
Select whether non-ECM fill bits are to be removed during transmission.
| s | The T.38 context. |
| remove | TRUE if fill bits are to be removed. |
References t38_terminal_front_end_state_t::iaf, t38_terminal_state_s::t30, T30_IAF_MODE_NO_FILL_BITS, t30_set_iaf_mode(), and t38_terminal_state_s::t38_fe.
| void t38_terminal_set_tep_mode | ( | t38_terminal_state_t * | s, |
| int | use_tep | ||
| ) |
Select whether TEP time will be allowed for.
Select whether the time for talker echo protection tone will be allowed for when sending.
| s | The T.38 context. |
| use_tep | TRUE if TEP should be allowed for. |
References t38_terminal_front_end_state_t::chunking_modes, t38_terminal_front_end_state_t::t38, t38_terminal_state_s::t38_fe, and t38_set_tep_handling().