mirror of
https://github.com/Tha14/toxic.git
synced 2024-11-15 12:23:02 +01:00
755 lines
20 KiB
C
755 lines
20 KiB
C
/*
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* Toxic -- Tox Curses Client
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "toxic_windows.h"
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#include "audio_call.h"
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#include "chat_commands.h"
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#include "global_commands.h"
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#include "toxic_windows.h"
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#include "line_info.h"
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#include <curses.h>
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#include <AL/al.h>
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#include <AL/alc.h>
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#include <string.h>
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#include <pthread.h>
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#include <unistd.h>
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#include <stdlib.h>
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#define _cbend pthread_exit(NULL)
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#define AUDIO_FRAME_SIZE (av_DefaultSettings.audio_sample_rate * av_DefaultSettings.audio_frame_duration / 1000)
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typedef struct _DeviceIx {
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ALCdevice *dhndl; /* Handle of device selected/opened */
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ALCcontext *ctx; /* Device context */
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const char *devices[MAX_DEVICES]; /* Container of available devices */
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int size; /* Size of above container */
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int dix; /* Index of default device */
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int index; /* Current index */
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} DeviceIx;
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struct _ASettings {
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DeviceIx device[2];
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AudioError errors;
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ToxAv *av;
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pthread_t ttid; /* Transmission thread id */
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int ttas; /* Transmission thread active status (0 - stopped, 1- running) */
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} ASettins;
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void callback_recv_invite ( void *arg );
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void callback_recv_ringing ( void *arg );
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void callback_recv_starting ( void *arg );
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void callback_recv_ending ( void *arg );
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void callback_recv_error ( void *arg );
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void callback_call_started ( void *arg );
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void callback_call_canceled ( void *arg );
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void callback_call_rejected ( void *arg );
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void callback_call_ended ( void *arg );
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void callback_requ_timeout ( void *arg );
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void callback_peer_timeout ( void *arg );
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static void print_err (ToxWindow *self, uint8_t *error_str)
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{
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line_info_add(self, NULL, NULL, NULL, error_str, SYS_MSG, 0, 0);
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}
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int device_set(ToxWindow *self, _Devices type, long int selection)
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{
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uint8_t error_str[MAX_STR_SIZE];
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uint8_t *s_type = type == input ? "input" : "output";
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if ( selection < 0 || selection >= ASettins.device[type].size ) {
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snprintf(error_str, sizeof(error_str), "Cannot set audio %s device: Invalid index", s_type);
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line_info_add(self, NULL, NULL, NULL, error_str, SYS_MSG, 0, 0);
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return -1;
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}
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ASettins.device[type].index = selection;
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return 0;
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}
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/* Opens device under current index
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*/
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int device_open (ToxWindow *self, _Devices type)
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{
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WINDOW *window = self->chatwin->history;
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/* Do not error if no device */
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if ( !ASettins.device[type].size ) return 0;
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ALCdevice *prev_device = ASettins.device[type].dhndl;
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uint8_t msg[MAX_STR_SIZE];
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uint8_t *error = NULL;
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if ( type == input ) {
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ASettins.device[type].dhndl = alcCaptureOpenDevice(
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ASettins.device[type].devices[ASettins.device[type].index],
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av_DefaultSettings.audio_sample_rate,
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AL_FORMAT_MONO16,
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AUDIO_FRAME_SIZE * 4);
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if (alcGetError(ASettins.device[type].dhndl) != AL_NO_ERROR) {
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/* Now check if we have previous device and act acording to it */
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if ( !prev_device ) {
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error = "Error starting input device!";
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ASettins.errors |= ErrorStartingCaptureDevice;
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} else {
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error = "Could not start input device, falling back to previous";
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/* NOTE: What if device is opened? */
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ASettins.device[type].dhndl = prev_device;
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}
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} else {
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/* Close previous */
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if ( prev_device )
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alcCaptureCloseDevice(prev_device);
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if ( window ) {
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snprintf(msg, sizeof(msg), "Input device: %s", ASettins.device[type].devices[ASettins.device[type].index]);
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line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
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}
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}
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ASettins.device[type].ctx = NULL;
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} else {
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ASettins.device[type].dhndl = alcOpenDevice(ASettins.device[type].devices[ASettins.device[type].index]);
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if (alcGetError(ASettins.device[type].dhndl) != AL_NO_ERROR) {
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/* Now check if we have previous device and act acording to it */
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if ( !prev_device ) {
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error = "Error starting output device!";
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ASettins.errors |= ErrorStartingOutputDevice;
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ASettins.device[type].ctx = NULL;
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} else {
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error = "Could not start output device, falling back to previous";
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/* NOTE: What if device is opened? */
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ASettins.device[type].dhndl = prev_device;
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}
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} else {
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/* Close previous */
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if ( prev_device ) {
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alcCaptureCloseDevice(prev_device);
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alcMakeContextCurrent(NULL);
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alcDestroyContext(ASettins.device[type].ctx);
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}
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ASettins.device[type].ctx = alcCreateContext(ASettins.device[type].dhndl, NULL);
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if ( window ) {
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snprintf(msg, sizeof(msg), "Output device: %s", ASettins.device[type].devices[ASettins.device[type].index]);
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line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
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}
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}
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}
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if ( error ) {
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if ( window ) {
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snprintf(msg, sizeof(msg), "Error: %s", error);
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line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
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}
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return -1;
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} else return 0;
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}
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int device_close (ToxWindow *self, _Devices type)
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{
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uint8_t *device = NULL;
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if ( ASettins.device[type].dhndl ) {
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if (type == input) {
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alcCaptureCloseDevice(ASettins.device[type].dhndl);
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device = "input";
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} else {
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alcCloseDevice(ASettins.device[type].dhndl);
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alcMakeContextCurrent(NULL);
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if ( ASettins.device[type].ctx )
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alcDestroyContext(ASettins.device[type].ctx);
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device = "output";
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}
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ASettins.device[type].index = ASettins.device[type].dix;
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}
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if ( self && device ) {
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uint8_t msg[MAX_STR_SIZE];
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snprintf(msg, sizeof(msg), "Closed %s device", device);
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line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
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}
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}
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ToxAv *init_audio(ToxWindow *self, Tox *tox)
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{
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ASettins.errors = NoError;
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ASettins.ttas = 0; /* Not running */
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/* Capture devices */
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const char *stringed_device_list = alcGetString(NULL, ALC_CAPTURE_DEVICE_SPECIFIER);
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ASettins.device[input].size = 0;
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if ( stringed_device_list ) {
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const char *default_device = alcGetString(NULL, ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER);
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for ( ; *stringed_device_list; ++ASettins.device[input].size ) {
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ASettins.device[input].devices[ASettins.device[input].size] = stringed_device_list;
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if ( strcmp( default_device , ASettins.device[input].devices[ASettins.device[input].size] ) == 0 )
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ASettins.device[input].index = ASettins.device[input].dix = ASettins.device[input].size;
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stringed_device_list += strlen( stringed_device_list ) + 1;
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}
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}
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/* Output devices */
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stringed_device_list = alcGetString(NULL, ALC_DEVICE_SPECIFIER);
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ASettins.device[output].size = 0;
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if ( stringed_device_list ) {
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const char *default_device = alcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER);
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for ( ; *stringed_device_list; ++ASettins.device[output].size ) {
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ASettins.device[output].devices[ASettins.device[output].size] = stringed_device_list;
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if ( strcmp( default_device , ASettins.device[output].devices[ASettins.device[output].size] ) == 0 )
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ASettins.device[output].index = ASettins.device[output].dix = ASettins.device[output].size;
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stringed_device_list += strlen( stringed_device_list ) + 1;
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}
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}
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if (!ASettins.device[input].size && !ASettins.device[output].size) {
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uint8_t *msg = "No devices: disabling audio!";
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line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
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ASettins.av = NULL;
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} else {
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/* Streaming stuff from core */
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ToxAvCodecSettings cs = av_DefaultSettings;
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cs.video_height = cs.video_width = 0;
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ASettins.av = toxav_new(tox, &cs);
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if ( !ASettins.av ) {
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ASettins.errors |= ErrorStartingCoreAudio;
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return NULL;
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}
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toxav_register_callstate_callback(callback_call_started, av_OnStart, self);
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toxav_register_callstate_callback(callback_call_canceled, av_OnCancel, self);
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toxav_register_callstate_callback(callback_call_rejected, av_OnReject, self);
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toxav_register_callstate_callback(callback_call_ended, av_OnEnd, self);
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toxav_register_callstate_callback(callback_recv_invite, av_OnInvite, self);
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toxav_register_callstate_callback(callback_recv_ringing, av_OnRinging, self);
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toxav_register_callstate_callback(callback_recv_starting, av_OnStarting, self);
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toxav_register_callstate_callback(callback_recv_ending, av_OnEnding, self);
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toxav_register_callstate_callback(callback_recv_error, av_OnError, self);
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toxav_register_callstate_callback(callback_requ_timeout, av_OnRequestTimeout, self);
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toxav_register_callstate_callback(callback_peer_timeout, av_OnPeerTimeout, self);
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}
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return ASettins.av;
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}
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void terminate_audio()
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{
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stop_transmission();
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if ( ASettins.av )
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toxav_kill(ASettins.av);
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}
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int errors()
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{
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return ASettins.errors;
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}
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/*
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* Transmission
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*/
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void *transmission(void *arg)
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{
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(void)arg; /* Avoid warning */
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/* Missing audio support */
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if ( !ASettins.av ) _cbend;
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ASettins.ttas = 1;
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/* Prepare devices */
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alcCaptureStart(ASettins.device[input].dhndl);
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alcMakeContextCurrent(ASettins.device[output].ctx);
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int32_t dec_frame_len;
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int16_t frame[4096];
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int32_t sample = 0;
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uint32_t buffer;
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int32_t ready;
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int32_t openal_buffers = 5;
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uint32_t source, *buffers;
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/* Prepare buffers */
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buffers = calloc(sizeof(uint32_t), openal_buffers);
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alGenBuffers(openal_buffers, buffers);
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alGenSources((uint32_t)1, &source);
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alSourcei(source, AL_LOOPING, AL_FALSE);
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uint16_t zeros[AUDIO_FRAME_SIZE];
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memset(zeros, 0, AUDIO_FRAME_SIZE);
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int16_t PCM[AUDIO_FRAME_SIZE];
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int32_t i = 0;
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for (; i < openal_buffers; ++i) {
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alBufferData(buffers[i], AL_FORMAT_MONO16, zeros, AUDIO_FRAME_SIZE, 48000);
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}
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alSourceQueueBuffers(source, openal_buffers, buffers);
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alSourcePlay(source);
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if (alGetError() != AL_NO_ERROR) {
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/* Print something? */
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/*fprintf(stderr, "Error starting audio\n");*/
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goto cleanup;
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}
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/* Start transmission */
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while (ASettins.ttas) {
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alcGetIntegerv(ASettins.device[input].dhndl, ALC_CAPTURE_SAMPLES, (int32_t) sizeof(int32_t), &sample);
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/* RECORD AND SEND */
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if (sample >= AUDIO_FRAME_SIZE) {
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alcCaptureSamples(ASettins.device[input].dhndl, frame, AUDIO_FRAME_SIZE);
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if (toxav_send_audio(ASettins.av, frame, AUDIO_FRAME_SIZE) < 0)
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/*fprintf(stderr, "Could not encode or send audio packet\n")*/;
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} else usleep(1000);
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/* PLAYBACK */
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alGetSourcei(source, AL_BUFFERS_PROCESSED, &ready);
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if (ready <= 0)
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continue;
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dec_frame_len = toxav_recv_audio(ASettins.av, AUDIO_FRAME_SIZE, PCM);
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/* Play the packet */
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if (dec_frame_len > 0) {
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alSourceUnqueueBuffers(source, 1, &buffer);
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alBufferData(buffer, AL_FORMAT_MONO16, PCM, dec_frame_len * 2 * 1, 48000);
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int32_t error = alGetError();
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if (error != AL_NO_ERROR) {
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/*fprintf(stderr, "Error setting buffer %d\n", error);*/
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break;
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}
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alSourceQueueBuffers(source, 1, &buffer);
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if (alGetError() != AL_NO_ERROR) {
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/*fprintf(stderr, "Error: could not buffer audio\n");*/
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break;
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}
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alGetSourcei(source, AL_SOURCE_STATE, &ready);
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if (ready != AL_PLAYING) alSourcePlay(source);
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}
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usleep(1000);
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}
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cleanup:
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alDeleteSources(1, &source);
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alDeleteBuffers(openal_buffers, buffers);
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device_close(NULL, input);
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device_close(NULL, output);
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_cbend;
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}
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int start_transmission(ToxWindow *self)
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{
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if ( !ASettins.av ) return -1;
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if ( !toxav_capability_supported(ASettins.av, AudioDecoding) ||
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!toxav_capability_supported(ASettins.av, AudioEncoding) )
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return -1;
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/* Now open our devices */
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if ( -1 == device_open(self, input) )
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return -1;
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if ( -1 == device_open(self, output))
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return -1;
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/* Don't provide support for video */
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toxav_prepare_transmission(ASettins.av, 0);
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if ( 0 != pthread_create(&ASettins.ttid, NULL, transmission, NULL ) &&
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0 != pthread_detach(ASettins.ttid) ) {
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return -1;
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}
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}
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int stop_transmission()
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{
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ASettins.ttas = 0;
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}
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/*
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* End of transmission
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*/
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/*
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* Callbacks
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*/
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#define CB_BODY(Arg, onFunc) do { ToxWindow* windows = (Arg); int i;\
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for (i = 0; i < MAX_WINDOWS_NUM; ++i) if (windows[i].onFunc != NULL) windows[i].onFunc(&windows[i], ASettins.av); } while (0)
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void callback_recv_invite ( void *arg )
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{
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CB_BODY(arg, onInvite);
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}
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void callback_recv_ringing ( void *arg )
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{
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CB_BODY(arg, onRinging);
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}
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void callback_recv_starting ( void *arg )
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{
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CB_BODY(arg, onStarting);
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}
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void callback_recv_ending ( void *arg )
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{
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CB_BODY(arg, onEnding);
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stop_transmission();
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}
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void callback_recv_error ( void *arg )
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{
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CB_BODY(arg, onError);
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}
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void callback_call_started ( void *arg )
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{
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CB_BODY(arg, onStart);
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}
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void callback_call_canceled ( void *arg )
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{
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CB_BODY(arg, onCancel);
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/* In case call is active */
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stop_transmission();
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}
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void callback_call_rejected ( void *arg )
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{
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CB_BODY(arg, onReject);
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}
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void callback_call_ended ( void *arg )
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{
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CB_BODY(arg, onEnd);
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stop_transmission();
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}
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void callback_requ_timeout ( void *arg )
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{
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CB_BODY(arg, onRequestTimeout);
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}
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void callback_peer_timeout ( void *arg )
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{
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CB_BODY(arg, onPeerTimeout);
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stop_transmission();
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/* Call is stopped manually since there might be some other
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* actions that one can possibly take on timeout
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*/
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toxav_stop_call(ASettins.av);
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}
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/*
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* End of Callbacks
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*/
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/*
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* Commands from chat_commands.h
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*/
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void cmd_call(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
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{
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uint8_t msg[MAX_STR_SIZE];
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uint8_t *error_str;
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if (argc != 0) {
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error_str = "Invalid syntax!";
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goto on_error;
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}
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if ( !ASettins.av ) {
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error_str = "Audio not supported!";
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goto on_error;
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}
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ToxAvError error = toxav_call(ASettins.av, self->num, TypeAudio, 30);
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if ( error != ErrorNone ) {
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if ( error == ErrorAlreadyInCall ) error_str = "Already in a call!";
|
|
else error_str = "Internal error!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
error_str = "Calling...";
|
|
line_info_add(self, NULL, NULL, NULL, error_str, SYS_MSG, 0, 0);
|
|
|
|
return;
|
|
on_error:
|
|
snprintf(msg, sizeof(msg), "%s", error_str);
|
|
line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
|
|
}
|
|
|
|
void cmd_answer(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t *error_str;
|
|
|
|
if (argc != 0) {
|
|
error_str = "Invalid syntax!";
|
|
goto on_error;
|
|
}
|
|
|
|
if ( !ASettins.av ) {
|
|
error_str = "Audio not supported!";
|
|
goto on_error;
|
|
}
|
|
|
|
ToxAvError error = toxav_answer(ASettins.av, TypeAudio);
|
|
|
|
if ( error != ErrorNone ) {
|
|
if ( error == ErrorInvalidState ) error_str = "Cannot answer in invalid state!";
|
|
else if ( error == ErrorNoCall ) error_str = "No incoming call!";
|
|
else error_str = "Internal error!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
/* Callback will print status... */
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|
|
|
|
void cmd_reject(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t *error_str;
|
|
|
|
if (argc != 0) {
|
|
error_str = "Invalid syntax!";
|
|
goto on_error;
|
|
}
|
|
|
|
if ( !ASettins.av ) {
|
|
error_str = "Audio not supported!";
|
|
goto on_error;
|
|
}
|
|
|
|
ToxAvError error = toxav_reject(ASettins.av, "Why not?");
|
|
|
|
if ( error != ErrorNone ) {
|
|
if ( error == ErrorInvalidState ) error_str = "Cannot reject in invalid state!";
|
|
else if ( error == ErrorNoCall ) error_str = "No incoming call!";
|
|
else error_str = "Internal error!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
/* Callback will print status... */
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|
|
|
|
void cmd_hangup(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t *error_str;
|
|
|
|
if (argc != 0) {
|
|
error_str = "Invalid syntax!";
|
|
goto on_error;
|
|
}
|
|
|
|
if ( !ASettins.av ) {
|
|
error_str = "Audio not supported!";
|
|
goto on_error;
|
|
}
|
|
|
|
ToxAvError error = toxav_hangup(ASettins.av);
|
|
|
|
if ( error != ErrorNone ) {
|
|
if ( error == ErrorInvalidState ) error_str = "Cannot hangup in invalid state!";
|
|
else if ( error == ErrorNoCall ) error_str = "No call!";
|
|
else error_str = "Internal error!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|
|
|
|
void cmd_cancel(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t *error_str;
|
|
|
|
if (argc != 0) {
|
|
error_str = "Invalid syntax!";
|
|
goto on_error;
|
|
}
|
|
|
|
if ( !ASettins.av ) {
|
|
error_str = "Audio not supported!";
|
|
goto on_error;
|
|
}
|
|
|
|
ToxAvError error = toxav_cancel(ASettins.av, self->num,
|
|
"Only those who appreciate small things know the beauty of life");
|
|
|
|
if ( error != ErrorNone ) {
|
|
if ( error == ErrorNoCall ) error_str = "No call!";
|
|
else error_str = "Internal error!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
/* Callback will print status... */
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|
|
|
|
|
|
void cmd_list_devices(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t msg[MAX_STR_SIZE];
|
|
uint8_t *error_str;
|
|
|
|
if ( argc != 1 ) {
|
|
if ( argc < 1 ) error_str = "Type must be specified!";
|
|
else error_str = "Only one argument allowed!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
_Devices type;
|
|
|
|
if ( strcmp(argv[1], "in") == 0 ) /* Input devices */
|
|
type = input;
|
|
|
|
else if ( strcmp(argv[1], "out") == 0 ) /* Output devices */
|
|
type = output;
|
|
|
|
else {
|
|
snprintf(msg, sizeof(msg), "Invalid type: %s", argv[1]);
|
|
line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
|
|
return;
|
|
}
|
|
|
|
int i = 0;
|
|
|
|
for ( ; i < ASettins.device[type].size; i ++) {
|
|
snprintf(msg, sizeof(msg), "%d: %s", i, ASettins.device[type].devices[i]);
|
|
line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
|
|
}
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|
|
|
|
void cmd_change_device(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
|
|
{
|
|
uint8_t msg[MAX_STR_SIZE];
|
|
uint8_t *error_str;
|
|
|
|
if ( argc != 2 ) {
|
|
if ( argc < 1 ) error_str = "Type must be specified!";
|
|
else if ( argc < 2 ) error_str = "Must have id!";
|
|
else error_str = "Only two arguments allowed!";
|
|
|
|
goto on_error;
|
|
}
|
|
|
|
if ( ASettins.ttas ) { /* Transmission is active */
|
|
error_str = "Cannot change device while active transmission";
|
|
goto on_error;
|
|
}
|
|
|
|
_Devices type;
|
|
|
|
if ( strcmp(argv[1], "in") == 0 ) /* Input devices */
|
|
type = input;
|
|
|
|
else if ( strcmp(argv[1], "out") == 0 ) /* Output devices */
|
|
type = output;
|
|
|
|
else {
|
|
snprintf(msg, sizeof(msg), "Invalid type: %s", argv[1]);
|
|
line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
|
|
return;
|
|
}
|
|
|
|
|
|
char *end;
|
|
long int selection = strtol(argv[2], &end, 10);
|
|
|
|
if ( *end ) {
|
|
error_str = "Invalid input";
|
|
goto on_error;
|
|
}
|
|
|
|
if ( device_set(self, type, selection ) == 0) {
|
|
snprintf(msg, sizeof(msg), "Selected: %s", ASettins.device[type].devices[selection]);
|
|
line_info_add(self, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
|
|
}
|
|
|
|
return;
|
|
on_error:
|
|
print_err (self, error_str);
|
|
}
|