PJ_DEF(pj_status_t) pjmedia_bidirectional_port_create( pj_pool_t *pool,
pjmedia_port *get_port,
pjmedia_port *put_port,
pjmedia_port **p_port )
{
struct bidir_port *port;
port = PJ_POOL_ZALLOC_T(pool, struct bidir_port);
pjmedia_port_info_init(&port->base.info, &get_port->info.name, SIGNATURE,
get_port->info.clock_rate,
get_port->info.channel_count,
get_port->info.bits_per_sample,
get_port->info.samples_per_frame);
port->get_port = get_port;
port->put_port = put_port;
port->base.get_frame = &get_frame;
port->base.put_frame = &put_frame;
*p_port = &port->base;
return PJ_SUCCESS;
}
pjs_port::pjs_port(const char * name,unsigned signature,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned options):m_options(options)
{
m_rx_mute = m_tx_mute = false;
if(name)
{
m_name = (char *)malloc(strlen(name)+1);
strcpy(m_name,name);
}
else
m_name = NULL;
pj_str_t name_str = pj_str(m_name);
memset(&m_port,0,sizeof(m_port));
pjmedia_port_info_init(&m_port.info, &name_str, signature, sampling_rate,
channel_count, bits_per_sample, samples_per_frame);
m_port.get_frame = &get_frame_s;
m_port.put_frame = &put_frame_s;
m_port.on_destroy = &port_destroy_s;
m_port.port_data.pdata = this;
}
PJ_DEF(pj_status_t) pjmedia_null_port_create( pj_pool_t *pool,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
pjmedia_port **p_port )
{
pjmedia_port *port;
const pj_str_t name = pj_str("null-port");
PJ_ASSERT_RETURN(pool && p_port, PJ_EINVAL);
port = pj_pool_zalloc(pool, sizeof(pjmedia_port));
PJ_ASSERT_RETURN(pool != NULL, PJ_ENOMEM);
pjmedia_port_info_init(&port->info, &name, SIGNATURE, sampling_rate,
channel_count, bits_per_sample, samples_per_frame);
port->get_frame = &null_get_frame;
port->put_frame = &null_put_frame;
port->on_destroy = &null_on_destroy;
*p_port = port;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_bidirectional_port_create( pj_pool_t *pool,
pjmedia_port *get_port,
pjmedia_port *put_port,
pjmedia_port **p_port )
{
struct bidir_port *port;
const pjmedia_audio_format_detail *gafd;
port = PJ_POOL_ZALLOC_T(pool, struct bidir_port);
gafd = pjmedia_format_get_audio_format_detail(&get_port->info.fmt, 1);
pjmedia_port_info_init(&port->base.info, &get_port->info.name, SIGNATURE,
gafd->clock_rate,
gafd->channel_count,
gafd->bits_per_sample,
PJMEDIA_AFD_SPF(gafd));
port->get_port = get_port;
port->put_port = put_port;
port->base.get_frame = &get_frame;
port->base.put_frame = &put_frame;
*p_port = &port->base;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_stereo_port_create( pj_pool_t *pool,
pjmedia_port *dn_port,
unsigned channel_count,
unsigned options,
pjmedia_port **p_port )
{
const pj_str_t name = pj_str("stereo");
struct stereo_port *sport;
unsigned samples_per_frame;
/* Validate arguments. */
PJ_ASSERT_RETURN(pool && dn_port && channel_count && p_port, PJ_EINVAL);
/* Only supports 16bit samples per frame */
PJ_ASSERT_RETURN(dn_port->info.bits_per_sample == 16, PJMEDIA_ENCBITS);
/* Validate channel counts */
PJ_ASSERT_RETURN(((dn_port->info.channel_count>1 && channel_count==1) ||
(dn_port->info.channel_count==1 && channel_count>1)),
PJ_EINVAL);
/* Create and initialize port. */
sport = PJ_POOL_ZALLOC_T(pool, struct stereo_port);
PJ_ASSERT_RETURN(sport != NULL, PJ_ENOMEM);
samples_per_frame = dn_port->info.samples_per_frame * channel_count /
dn_port->info.channel_count;
pjmedia_port_info_init(&sport->base.info, &name, SIGNATURE,
dn_port->info.clock_rate,
channel_count,
dn_port->info.bits_per_sample,
samples_per_frame);
sport->dn_port = dn_port;
sport->options = options;
/* We always need buffer for put_frame */
sport->put_buf = (pj_int16_t*)
pj_pool_alloc(pool, dn_port->info.bytes_per_frame);
/* See if we need buffer for get_frame */
if (dn_port->info.channel_count > channel_count) {
sport->get_buf = (pj_int16_t*)
pj_pool_alloc(pool, dn_port->info.bytes_per_frame);
}
/* Media port interface */
sport->base.get_frame = &stereo_get_frame;
sport->base.put_frame = &stereo_put_frame;
sport->base.on_destroy = &stereo_destroy;
/* Done */
*p_port = &sport->base;
return PJ_SUCCESS;
}
/*
* Create the splitter/combiner.
*/
PJ_DEF(pj_status_t) pjmedia_splitcomb_create( pj_pool_t *pool,
unsigned clock_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned options,
pjmedia_port **p_splitcomb)
{
const pj_str_t name = pj_str("splitcomb");
struct splitcomb *sc;
/* Sanity check */
PJ_ASSERT_RETURN(pool && clock_rate && channel_count &&
samples_per_frame && bits_per_sample &&
p_splitcomb, PJ_EINVAL);
/* Only supports 16 bits per sample */
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
*p_splitcomb = NULL;
/* Create the splitter/combiner structure */
sc = pj_pool_zalloc(pool, sizeof(struct splitcomb));
PJ_ASSERT_RETURN(sc != NULL, PJ_ENOMEM);
/* Create temporary buffers */
sc->get_buf = pj_pool_alloc(pool, samples_per_frame *
sizeof(TMP_SAMP_TYPE) /
channel_count);
PJ_ASSERT_RETURN(sc->get_buf, PJ_ENOMEM);
sc->put_buf = pj_pool_alloc(pool, samples_per_frame *
sizeof(TMP_SAMP_TYPE) /
channel_count);
PJ_ASSERT_RETURN(sc->put_buf, PJ_ENOMEM);
/* Save options */
sc->options = options;
/* Initialize port */
pjmedia_port_info_init(&sc->base.info, &name, SIGNATURE, clock_rate,
channel_count, bits_per_sample, samples_per_frame);
sc->base.put_frame = &put_frame;
sc->base.get_frame = &get_frame;
sc->base.on_destroy = &on_destroy;
/* Init ports array */
sc->port_desc = pj_pool_zalloc(pool, channel_count*sizeof(*sc->port_desc));
/* Done for now */
*p_splitcomb = &sc->base;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_leaky_bucket_port_create(
pj_pool_factory *pool_factory, pjmedia_port *dn_port,
pj_size_t bucket_size, unsigned sent_delay, unsigned bits_per_second,
unsigned packets_per_second, pjmedia_port **p_port)
{
const pj_str_t leaky_bucket = { "leaky", 5 };
struct leaky_bucket_port *lb;
pj_pool_t *pool;
pj_status_t status;
PJ_ASSERT_RETURN(pool_factory && dn_port && p_port, PJ_EINVAL);
/* Create own memory pool */
pool = pj_pool_create(pool_factory, "leaky", 4000, 4000, NULL);
/* Create the port itself */
lb = PJ_POOL_ZALLOC_T(pool, struct leaky_bucket_port);
pjmedia_port_info_init(&lb->base.info, &leaky_bucket, SIGNATURE,
dn_port->info.clock_rate,
dn_port->info.channel_count,
dn_port->info.bits_per_sample,
dn_port->info.samples_per_frame);
/* we have an empty list */
lb->first_item = lb->last_item = NULL;
lb->items = 0;
/* More init */
lb->dn_port = dn_port;
lb->base.get_frame = &lb_get_frame;
lb->base.put_frame = &lb_put_frame;
lb->base.on_destroy = &lb_on_destroy;
lb->bucket_size = bucket_size;
lb->pool = pool;
lb->last_ts.u64 = 0;
lb->frames = 0;
/* get a sent rate */
if (sent_delay > 0){
lb->sent_delay = sent_delay;
} else if (packets_per_second > 0) {
lb->sent_delay = (unsigned) ((double)lb->base.info.clock_rate / \
packets_per_second);
} else if (bits_per_second > 0) {
lb->bits_per_second = bits_per_second;
}
PJ_LOG(5, (THIS_FILE, "Leaky bucket port created: bps=%u pps=%u "
"sent_delay=%u bucket_size=%u", bits_per_second,
packets_per_second, lb->sent_delay, bucket_size));
/* Done */
*p_port = &lb->base;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_mem_capture_create( pj_pool_t *pool,
void *buffer,
pj_size_t size,
unsigned clock_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned options,
pjmedia_port **p_port)
{
struct mem_rec *rec;
const pj_str_t name = { "memrec", 6 };
/* Sanity check */
PJ_ASSERT_RETURN(pool && buffer && size && clock_rate && channel_count &&
samples_per_frame && bits_per_sample && p_port,
PJ_EINVAL);
/* Can only support 16bit PCM */
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
rec = PJ_POOL_ZALLOC_T(pool, struct mem_rec);
PJ_ASSERT_RETURN(rec != NULL, PJ_ENOMEM);
/* Create the rec */
pjmedia_port_info_init(&rec->base.info, &name, SIGNATURE,
clock_rate, channel_count, bits_per_sample,
samples_per_frame);
rec->base.put_frame = &rec_put_frame;
rec->base.get_frame = &rec_get_frame;
rec->base.on_destroy = &rec_on_destroy;
/* Save the buffer */
rec->buffer = rec->write_pos = (char*)buffer;
rec->buf_size = size;
/* Options */
rec->options = options;
*p_port = &rec->base;
return PJ_SUCCESS;
}
/*
* Create a media port to generate sine wave samples.
*/
static pj_status_t create_sine_port(pj_pool_t *pool,
unsigned sampling_rate,
unsigned channel_count,
pjmedia_port **p_port)
{
pjmedia_port *port;
unsigned i;
unsigned count;
pj_str_t name;
port_data *sine;
PJ_ASSERT_RETURN(pool && channel_count > 0 && channel_count <= 2,
PJ_EINVAL);
port = pj_pool_zalloc(pool, sizeof(pjmedia_port));
PJ_ASSERT_RETURN(port != NULL, PJ_ENOMEM);
/* Fill in port info. */
name = pj_str("sine generator");
pjmedia_port_info_init(&port->info, &name,
PJMEDIA_SIG_CLASS_PORT_AUD('s', 'i'),
sampling_rate,
channel_count,
16, sampling_rate * 20 / 1000 * channel_count);
/* Set the function to feed frame */
port->get_frame = &sine_get_frame;
/* Create sine port data */
port->port_data.pdata = sine = pj_pool_zalloc(pool, sizeof(port_data));
/* Create samples */
count = PJMEDIA_PIA_SPF(&port->info) / channel_count;
sine->samples = pj_pool_alloc(pool, count * sizeof(pj_int16_t));
PJ_ASSERT_RETURN(sine->samples != NULL, PJ_ENOMEM);
/* initialise sinusoidal wavetable */
for( i=0; i<count; i++ )
{
sine->samples[i] = (pj_int16_t) (10000.0 *
sin(((double)i/(double)count) * M_PI * 8.) );
}
*p_port = port;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_echo_port_create(pj_pool_t *pool,
pjmedia_port *dn_port,
unsigned tail_ms,
unsigned latency_ms,
unsigned options,
pjmedia_port **p_port )
{
const pj_str_t AEC = { "EC", 2 };
pjmedia_audio_format_detail *afd;
struct ec *ec;
pj_status_t status;
PJ_ASSERT_RETURN(pool && dn_port && p_port, PJ_EINVAL);
afd = pjmedia_format_get_audio_format_detail(&dn_port->info.fmt, PJ_TRUE);
PJ_ASSERT_RETURN(afd->bits_per_sample==16 && tail_ms,
PJ_EINVAL);
/* Create the port and the AEC itself */
ec = PJ_POOL_ZALLOC_T(pool, struct ec);
pjmedia_port_info_init(&ec->base.info, &AEC, SIGNATURE,
afd->clock_rate,
afd->channel_count,
afd->bits_per_sample,
PJMEDIA_AFD_SPF(afd));
status = pjmedia_echo_create2(pool, afd->clock_rate,
afd->channel_count,
PJMEDIA_AFD_SPF(afd),
tail_ms, latency_ms, options, &ec->ec);
if (status != PJ_SUCCESS)
return status;
/* More init */
ec->dn_port = dn_port;
ec->base.get_frame = &ec_get_frame;
ec->base.put_frame = &ec_put_frame;
ec->base.on_destroy = &ec_on_destroy;
/* Done */
*p_port = &ec->base;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_mem_player_create( pj_pool_t *pool,
const void *buffer,
pj_size_t size,
unsigned clock_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned options,
pjmedia_port **p_port )
{
struct mem_player *port;
pj_str_t name = pj_str("memplayer");
/* Sanity check */
PJ_ASSERT_RETURN(pool && buffer && size && clock_rate && channel_count &&
samples_per_frame && bits_per_sample && p_port,
PJ_EINVAL);
/* Can only support 16bit PCM */
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
port = pj_pool_zalloc(pool, sizeof(struct mem_player));
PJ_ASSERT_RETURN(port != NULL, PJ_ENOMEM);
/* Create the port */
pjmedia_port_info_init(&port->base.info, &name, SIGNATURE, clock_rate,
channel_count, bits_per_sample, samples_per_frame);
port->base.put_frame = &mem_put_frame;
port->base.get_frame = &mem_get_frame;
port->base.on_destroy = &mem_on_destroy;
/* Save the buffer */
port->buffer = port->read_pos = (char*)buffer;
port->buf_size = size;
/* Options */
port->options = options;
*p_port = &port->base;
return PJ_SUCCESS;
}
static struct playlist_port *create_file_list_port(pj_pool_t *pool,
const pj_str_t *name)
{
struct playlist_port *port;
port = pj_pool_zalloc(pool, sizeof(struct playlist_port));
if (!port)
return NULL;
/* Put in default values.
* These will be overriden once the file is read.
*/
pjmedia_port_info_init(&port->base.info, name, SIGNATURE,
8000, 1, 16, 80);
port->base.get_frame = &file_list_get_frame;
port->base.on_destroy = &file_list_on_destroy;
return port;
}
PJ_DEF(pj_status_t) pjmedia_echo_port_create(pj_pool_t *pool,
pjmedia_port *dn_port,
unsigned tail_ms,
unsigned latency_ms,
unsigned options,
pjmedia_port **p_port )
{
const pj_str_t AEC = { "EC", 2 };
struct ec *ec;
pj_status_t status;
PJ_ASSERT_RETURN(pool && dn_port && p_port, PJ_EINVAL);
PJ_ASSERT_RETURN(dn_port->info.bits_per_sample==16 && tail_ms,
PJ_EINVAL);
/* Create the port and the AEC itself */
ec = pj_pool_zalloc(pool, sizeof(struct ec));
pjmedia_port_info_init(&ec->base.info, &AEC, SIGNATURE,
dn_port->info.clock_rate,
dn_port->info.channel_count,
dn_port->info.bits_per_sample,
dn_port->info.samples_per_frame);
status = pjmedia_echo_create(pool, dn_port->info.clock_rate,
dn_port->info.samples_per_frame,
tail_ms, latency_ms, options, &ec->ec);
if (status != PJ_SUCCESS)
return status;
/* More init */
ec->dn_port = dn_port;
ec->base.get_frame = &ec_get_frame;
ec->base.put_frame = &ec_put_frame;
ec->base.on_destroy = &ec_on_destroy;
/* Done */
*p_port = &ec->base;
return PJ_SUCCESS;
}
PJ_DECL(pj_status_t) pjmedia_plc_port_create(pj_pool_t *pool,
pjmedia_port *dn_port, pjmedia_codec *codec, unsigned fpp,
em_plc_mode plc_mode, pjmedia_port **p_port)
{
const pj_str_t plc = { "plc", 3 };
struct plc_port *plcp;
pj_status_t status;
PJ_ASSERT_RETURN(pool && dn_port && p_port, PJ_EINVAL);
/* Create the port itself */
plcp = PJ_POOL_ZALLOC_T(pool, struct plc_port);
plcp->frame_buf = pj_pool_zalloc(pool, BUF_SIZE);
pjmedia_port_info_init(&plcp->base.info, &plc, SIGNATURE,
dn_port->info.clock_rate,
dn_port->info.channel_count,
dn_port->info.bits_per_sample,
dn_port->info.samples_per_frame*fpp);
/* More init */
plcp->dn_port = dn_port;
plcp->codec = codec;
plcp->fpp = fpp;
plcp->plc_mode = plc_mode;
plcp->base.get_frame = &plc_get_frame;
plcp->base.put_frame = &plc_put_frame;
plcp->base.on_destroy = &plc_on_destroy;
plcp->frame.type = PJMEDIA_FRAME_TYPE_NONE;
plcp->frame.buf = plcp->frame_buf;
plcp->stats.received = 0;
plcp->stats.lost = 0;
plcp->stats.total = 0;
/* Done */
*p_port = &plcp->base;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_silence_port_create(pj_pool_t *pool,
pjmedia_port *dn_port, unsigned buffer_size, pjmedia_port **p_port)
{
const pj_str_t silence = { "silence", 7 };
struct silence_port *sp;
pj_status_t status;
PJ_ASSERT_RETURN(pool && dn_port && p_port, PJ_EINVAL);
/* Create the port itself */
sp = PJ_POOL_ZALLOC_T(pool, struct silence_port);
pjmedia_port_info_init(&sp->base.info, &silence, SIGNATURE,
dn_port->info.clock_rate,
dn_port->info.channel_count,
dn_port->info.bits_per_sample,
dn_port->info.samples_per_frame);
/* More init */
sp->dn_port = dn_port;
sp->base.get_frame = &sp_get_frame;
sp->base.put_frame = &sp_put_frame;
sp->base.on_destroy = &sp_on_destroy;
sp->frames = 0;
sp->last_ts.u64 = 0;
/* create circular buffer */
if (!buffer_size)
buffer_size = dn_port->info.bits_per_sample * \
dn_port->info.samples_per_frame * 16;
pjmedia_circ_buf_create (pool, buffer_size, &sp->buf);
/* Done */
*p_port = &sp->base;
return PJ_SUCCESS;
}
pjmedia_mp3_writer_port_create( pj_pool_t *pool,
const char *filename,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
const pjmedia_mp3_encoder_option *param_option,
pjmedia_port **p_port )
{
struct mp3_file_port *fport;
pj_status_t status;
status = init_blade_dll();
if (status != PJ_SUCCESS)
return status;
/* Check arguments. */
PJ_ASSERT_RETURN(pool && filename && p_port, PJ_EINVAL);
/* Only supports 16bits per sample for now. */
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
/* Create file port instance. */
fport = pj_pool_zalloc(pool, sizeof(struct mp3_file_port));
PJ_ASSERT_RETURN(fport != NULL, PJ_ENOMEM);
/* Initialize port info. */
pj_strdup2_with_null(pool, &fport->mp3_filename, filename);
pjmedia_port_info_init(&fport->base.info, &fport->mp3_filename, SIGNATURE,
sampling_rate, channel_count, bits_per_sample,
samples_per_frame);
fport->base.get_frame = &file_get_frame;
fport->base.put_frame = &file_put_frame;
fport->base.on_destroy = &file_on_destroy;
/* Open file in write and read mode.
* We need the read mode because we'll modify the WAVE header once
* the recording has completed.
*/
status = pj_file_open(pool, filename, PJ_O_WRONLY, &fport->fd);
if (status != PJ_SUCCESS) {
deinit_blade_dll();
return status;
}
/* Copy and initialize option with default settings */
if (param_option) {
pj_memcpy(&fport->mp3_option, param_option,
sizeof(pjmedia_mp3_encoder_option));
} else {
pj_bzero(&fport->mp3_option, sizeof(pjmedia_mp3_encoder_option));
fport->mp3_option.vbr = PJ_TRUE;
}
/* Calculate bitrate if it's not specified, only if it's not VBR. */
if (fport->mp3_option.bit_rate == 0 && !fport->mp3_option.vbr)
fport->mp3_option.bit_rate = sampling_rate * channel_count;
/* Set default quality if it's not specified */
if (fport->mp3_option.quality == 0)
fport->mp3_option.quality = 2;
/* Init mp3 encoder */
status = init_mp3_encoder(fport, pool);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
deinit_blade_dll();
return status;
}
/* Done. */
*p_port = &fport->base;
PJ_LOG(4,(THIS_FILE,
"MP3 file writer '%.*s' created: samp.rate=%dKHz, "
"bitrate=%dkbps%s, quality=%d",
(int)fport->base.info.name.slen,
fport->base.info.name.ptr,
fport->base.info.clock_rate/1000,
fport->mp3_option.bit_rate/1000,
(fport->mp3_option.vbr ? " (VBR)" : ""),
fport->mp3_option.quality));
return PJ_SUCCESS;
}
pjmedia_splitcomb_create_rev_channel( pj_pool_t *pool,
pjmedia_port *splitcomb,
unsigned ch_num,
unsigned options,
pjmedia_port **p_chport)
{
const pj_str_t name = pj_str("splitcomb-ch");
struct splitcomb *sc = (struct splitcomb*) splitcomb;
struct reverse_port *rport;
unsigned i;
pjmedia_port *port;
/* Sanity check */
PJ_ASSERT_RETURN(pool && splitcomb, PJ_EINVAL);
/* Make sure this is really a splitcomb port */
PJ_ASSERT_RETURN(sc->base.info.signature == SIGNATURE, PJ_EINVAL);
/* Check the channel number */
PJ_ASSERT_RETURN(ch_num < sc->base.info.channel_count, PJ_EINVAL);
/* options is unused for now */
PJ_UNUSED_ARG(options);
/* Create the port */
rport = pj_pool_zalloc(pool, sizeof(struct reverse_port));
rport->parent = sc;
rport->ch_num = ch_num;
/* Initialize port info... */
port = &rport->base;
pjmedia_port_info_init(&port->info, &name, SIGNATURE_PORT,
splitcomb->info.clock_rate, 1,
splitcomb->info.bits_per_sample,
splitcomb->info.samples_per_frame /
splitcomb->info.channel_count);
/* ... and the callbacks */
port->put_frame = &rport_put_frame;
port->get_frame = &rport_get_frame;
port->on_destroy = &rport_on_destroy;
rport->buf_cnt = options & 0xFF;
if (rport->buf_cnt == 0)
rport->buf_cnt = MAX_BUF_CNT;
/* Create put buffers */
for (i=0; i<rport->buf_cnt; ++i) {
rport->dnstream_buf[i] = pj_pool_zalloc(pool, port->info.bytes_per_frame);
PJ_ASSERT_RETURN(rport->dnstream_buf[i], PJ_ENOMEM);
}
rport->dn_write_pos = rport->buf_cnt/2;
/* Create get buffers */
for (i=0; i<rport->buf_cnt; ++i) {
rport->upstream_buf[i] = pj_pool_zalloc(pool,
port->info.bytes_per_frame);
PJ_ASSERT_RETURN(rport->upstream_buf[i], PJ_ENOMEM);
}
rport->up_write_pos = rport->buf_cnt/2;
/* Save port in the splitcomb */
sc->port_desc[ch_num].port = &rport->base;
sc->port_desc[ch_num].reversed = PJ_TRUE;
/* Done */
*p_chport = port;
return PJ_SUCCESS;
}
/*
* Create file writer port.
*/
PJ_DEF(pj_status_t) pjmedia_wav_writer_port_create( pj_pool_t *pool,
const char *filename,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned flags,
pj_ssize_t buff_size,
pjmedia_port **p_port )
{
struct file_port *fport;
pjmedia_wave_hdr wave_hdr;
pj_ssize_t size;
pj_str_t name;
pj_status_t status;
/* Check arguments. */
PJ_ASSERT_RETURN(pool && filename && p_port, PJ_EINVAL);
/* Only supports 16bits per sample for now.
* See flush_buffer().
*/
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
/* Create file port instance. */
fport = PJ_POOL_ZALLOC_T(pool, struct file_port);
PJ_ASSERT_RETURN(fport != NULL, PJ_ENOMEM);
/* Initialize port info. */
pj_strdup2(pool, &name, filename);
pjmedia_port_info_init(&fport->base.info, &name, SIGNATURE,
sampling_rate, channel_count, bits_per_sample,
samples_per_frame);
fport->base.get_frame = &file_get_frame;
fport->base.put_frame = &file_put_frame;
fport->base.on_destroy = &file_on_destroy;
if (flags == PJMEDIA_FILE_WRITE_ALAW) {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_ALAW;
fport->bytes_per_sample = 1;
} else if (flags == PJMEDIA_FILE_WRITE_ULAW) {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_ULAW;
fport->bytes_per_sample = 1;
} else {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_PCM;
fport->bytes_per_sample = 2;
}
/* Open file in write and read mode.
* We need the read mode because we'll modify the WAVE header once
* the recording has completed.
*/
status = pj_file_open(pool, filename, PJ_O_WRONLY, &fport->fd);
if (status != PJ_SUCCESS)
return status;
/* Initialize WAVE header */
pj_bzero(&wave_hdr, sizeof(pjmedia_wave_hdr));
wave_hdr.riff_hdr.riff = PJMEDIA_RIFF_TAG;
wave_hdr.riff_hdr.file_len = 0; /* will be filled later */
wave_hdr.riff_hdr.wave = PJMEDIA_WAVE_TAG;
wave_hdr.fmt_hdr.fmt = PJMEDIA_FMT_TAG;
wave_hdr.fmt_hdr.len = 16;
wave_hdr.fmt_hdr.fmt_tag = (pj_uint16_t)fport->fmt_tag;
wave_hdr.fmt_hdr.nchan = (pj_int16_t)channel_count;
wave_hdr.fmt_hdr.sample_rate = sampling_rate;
wave_hdr.fmt_hdr.bytes_per_sec = sampling_rate * channel_count *
fport->bytes_per_sample;
wave_hdr.fmt_hdr.block_align = (pj_uint16_t)
(fport->bytes_per_sample * channel_count);
wave_hdr.fmt_hdr.bits_per_sample = (pj_uint16_t)
(fport->bytes_per_sample * 8);
wave_hdr.data_hdr.data = PJMEDIA_DATA_TAG;
wave_hdr.data_hdr.len = 0; /* will be filled later */
/* Convert WAVE header from host byte order to little endian
* before writing the header.
*/
pjmedia_wave_hdr_host_to_file(&wave_hdr);
/* Write WAVE header */
if (fport->fmt_tag != PJMEDIA_WAVE_FMT_TAG_PCM) {
pjmedia_wave_subchunk fact_chunk;
pj_uint32_t tmp = 0;
fact_chunk.id = PJMEDIA_FACT_TAG;
fact_chunk.len = 4;
PJMEDIA_WAVE_NORMALIZE_SUBCHUNK(&fact_chunk);
/* Write WAVE header without DATA chunk header */
size = sizeof(pjmedia_wave_hdr) - sizeof(wave_hdr.data_hdr);
status = pj_file_write(fport->fd, &wave_hdr, &size);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
return status;
}
/* Write FACT chunk if it stores compressed data */
size = sizeof(fact_chunk);
status = pj_file_write(fport->fd, &fact_chunk, &size);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
return status;
}
size = 4;
status = pj_file_write(fport->fd, &tmp, &size);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
return status;
}
/* Write DATA chunk header */
size = sizeof(wave_hdr.data_hdr);
status = pj_file_write(fport->fd, &wave_hdr.data_hdr, &size);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
return status;
}
} else {
size = sizeof(pjmedia_wave_hdr);
status = pj_file_write(fport->fd, &wave_hdr, &size);
if (status != PJ_SUCCESS) {
pj_file_close(fport->fd);
return status;
}
}
/* Set buffer size. */
if (buff_size < 1) buff_size = PJMEDIA_FILE_PORT_BUFSIZE;
fport->bufsize = buff_size;
/* Check that buffer size is greater than bytes per frame */
pj_assert(fport->bufsize >= PJMEDIA_PIA_AVG_FSZ(&fport->base.info));
/* Allocate buffer and set initial write position */
fport->buf = (char*) pj_pool_alloc(pool, fport->bufsize);
if (fport->buf == NULL) {
pj_file_close(fport->fd);
return PJ_ENOMEM;
}
fport->writepos = fport->buf;
/* Done. */
*p_port = &fport->base;
PJ_LOG(4,(THIS_FILE,
"File writer '%.*s' created: samp.rate=%d, bufsize=%uKB",
(int)fport->base.info.name.slen,
fport->base.info.name.ptr,
PJMEDIA_PIA_SRATE(&fport->base.info),
fport->bufsize / 1000));
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pjmedia_resample_port_create( pj_pool_t *pool,
pjmedia_port *dn_port,
unsigned clock_rate,
unsigned opt,
pjmedia_port **p_port )
{
const pj_str_t name = pj_str("resample");
struct resample_port *rport;
unsigned ptime;
pj_status_t status;
/* Validate arguments. */
PJ_ASSERT_RETURN(pool && dn_port && clock_rate && p_port, PJ_EINVAL);
/* Only supports 16bit samples per frame */
PJ_ASSERT_RETURN(dn_port->info.bits_per_sample == 16, PJMEDIA_ENCBITS);
ptime = dn_port->info.samples_per_frame * 1000 /
dn_port->info.clock_rate;
/* Create and initialize port. */
rport = PJ_POOL_ZALLOC_T(pool, struct resample_port);
PJ_ASSERT_RETURN(rport != NULL, PJ_ENOMEM);
pjmedia_port_info_init(&rport->base.info, &name, SIGNATURE, clock_rate,
dn_port->info.channel_count, BYTES_PER_SAMPLE * 8,
clock_rate * ptime / 1000);
rport->dn_port = dn_port;
rport->options = opt;
/* Create buffers.
* We need separate buffer for get_frame() and put_frame() since
* both functions may run simultaneously.
*/
rport->get_buf = (pj_int16_t*)
pj_pool_alloc(pool, dn_port->info.bytes_per_frame);
PJ_ASSERT_RETURN(rport->get_buf != NULL, PJ_ENOMEM);
rport->put_buf = (pj_int16_t*)
pj_pool_alloc(pool, dn_port->info.bytes_per_frame);
PJ_ASSERT_RETURN(rport->put_buf != NULL, PJ_ENOMEM);
/* Create "get_frame" resample */
status = pjmedia_resample_create(pool,
(opt&PJMEDIA_RESAMPLE_USE_LINEAR)==0,
(opt&PJMEDIA_RESAMPLE_USE_SMALL_FILTER)==0,
dn_port->info.channel_count,
dn_port->info.clock_rate,
rport->base.info.clock_rate,
dn_port->info.samples_per_frame,
&rport->resample_get);
if (status != PJ_SUCCESS)
return status;
/* Create "put_frame" resample */
status = pjmedia_resample_create(pool,
(opt&PJMEDIA_RESAMPLE_USE_LINEAR)==0,
(opt&PJMEDIA_RESAMPLE_USE_SMALL_FILTER)==0,
dn_port->info.channel_count,
rport->base.info.clock_rate,
dn_port->info.clock_rate,
rport->base.info.samples_per_frame,
&rport->resample_put);
/* Media port interface */
rport->base.get_frame = &resample_get_frame;
rport->base.put_frame = &resample_put_frame;
rport->base.on_destroy = &resample_destroy;
/* Done */
*p_port = &rport->base;
return PJ_SUCCESS;
}
/*
* Create opus writer port.
*/
PJ_DEF(pj_status_t) pjmedia_opus_writer_port_create( pj_pool_t *pool,
const char *filename,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned flags,
pj_ssize_t buff_size,
pjmedia_port **p_port ) {
struct opus_port *oport;
struct opus_tool_param *otp;
pj_str_t name;
pj_status_t status;
pjmedia_frame tempframe;
int i,ret;
/* Check arguments. */
PJ_ASSERT_RETURN(pool && filename && p_port, PJ_EINVAL);
/* Only supports 16bits per sample for now. */
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
/* Create file port instance. */
oport = PJ_POOL_ZALLOC_T(pool, struct opus_port);
PJ_ASSERT_RETURN(oport != NULL, PJ_ENOMEM);
/* Initialize port info. */
pj_strdup2(pool, &name, filename);
pjmedia_port_info_init(&oport->base.info, &name, SIGNATURE,
sampling_rate, channel_count, bits_per_sample,
samples_per_frame);
oport->base.get_frame = &opus_get_frame;
oport->base.put_frame = &opus_put_frame;
oport->base.on_destroy = &opus_on_destroy;
oport->bytes_per_sample = 2;
/**********************
* opus-tool Start
*********************/
otp = PJ_POOL_ZALLOC_T(pool, struct opus_tool_param);
PJ_ASSERT_RETURN(otp != NULL, PJ_ENOMEM);
/* Initialize some default parameters. */
otp->opt_ctls_ctlval=NULL;
otp->frange=NULL;
otp->range_file=NULL;
otp->inopt.channels=channel_count;
otp->inopt.rate=otp->coding_rate=otp->rate=sampling_rate;
/* Some default value */
otp->frame_size=960;
otp->bitrate=-1;
otp->with_hard_cbr=0;
otp->with_cvbr=0;
otp->complexity=10;
otp->expect_loss=0;
otp->lookahead=0;
otp->bytes_written=0;
otp->pages_out=0;
otp->comment_padding=512;
otp->eos=0;
otp->nb_samples=-1;
otp->id=-1;
otp->nb_encoded=0;
otp->enc_granulepos=0;
otp->total_bytes=0;
otp->peak_bytes=0;
otp->max_ogg_delay=48000;
/* 0 dB gain is recommended unless you know what you're doing */
otp->inopt.gain=0;
otp->inopt.samplesize=(oport->bytes_per_sample)*8;
otp->inopt.endianness=0;
otp->inopt.rawmode=0;
otp->inopt.ignorelength=0;
otp->inopt.copy_comments=1;
otp->inopt.skip=0;
otp->start_time = time(NULL);
srand(((_getpid()&65535)<<15)^(otp->start_time));
otp->serialno=rand();
otp->opus_version="libopus 1.0.3";
/* Vendor string should just be the encoder library,
the ENCODER comment specifies the tool used. */
comment_init(&otp->inopt.comments, &otp->inopt.comments_length, otp->opus_version);
snprintf(otp->ENCODER_string, sizeof(otp->ENCODER_string), "opusenc from %s %s", PACKAGE_NAME, PACKAGE_VERSION);
comment_add(&otp->inopt.comments, &otp->inopt.comments_length, "ENCODER", otp->ENCODER_string);
otp->outFile=(char *)filename;
otp->rate=otp->inopt.rate;
otp->chan=otp->inopt.channels;
otp->inopt.skip=0;
if(otp->rate>24000)otp->coding_rate=48000;
else if(otp->rate>16000)otp->coding_rate=24000;
else if(otp->rate>12000)otp->coding_rate=16000;
else if(otp->rate>8000)otp->coding_rate=12000;
else otp->coding_rate=8000;
otp->frame_size=otp->frame_size/(48000/otp->coding_rate);
/*OggOpus headers*/ /*FIXME: broke forcemono*/
otp->header.channels=otp->chan;
otp->header.channel_mapping=otp->header.channels>8?255:otp->chan>2;
otp->header.input_sample_rate=otp->rate;
otp->header.gain=otp->inopt.gain;
/* Initialize OPUS encoder */
/* Framesizes <10ms can only use the MDCT modes, so we switch on RESTRICTED_LOWDELAY
to save the extra 2.5ms of codec lookahead when we'll be using only small frames. */
otp->st=opus_multistream_surround_encoder_create(otp->coding_rate, otp->chan, otp->header.channel_mapping, &otp->header.nb_streams, &otp->header.nb_coupled,
otp->header.stream_map, otp->frame_size<480/(48000/otp->coding_rate)?OPUS_APPLICATION_RESTRICTED_LOWDELAY:OPUS_APPLICATION_AUDIO, &ret);
if(ret!=OPUS_OK) {
fprintf(stderr, "Error cannot create encoder: %s\n", opus_strerror(ret));
exit(1);
}
otp->min_bytes=otp->max_frame_bytes=(1275*3+7)*otp->header.nb_streams;
otp->packet=(unsigned char*)malloc(sizeof(unsigned char)*otp->max_frame_bytes);
if(otp->packet==NULL) {
fprintf(stderr, "Error allocating packet buffer.\n");
exit(1);
}
if(otp->bitrate<0) {
/* Lower default rate for sampling rates [8000-44100) by a factor of (rate+16k)/(64k) */
otp->bitrate=((64000*otp->header.nb_streams+32000*otp->header.nb_coupled)*
(IMIN(48,IMAX(8,((otp->rate<44100?otp->rate:48000)+1000)/1000))+16)+32)>>6;
}
pj_status_t pjmedia_sxs_port_server_create(// pj_pool_t *pool,
// const char *filename,
unsigned sampling_rate,
unsigned channel_count,
unsigned samples_per_frame,
unsigned bits_per_sample,
unsigned flags,
pj_ssize_t buff_size,
pjmedia_port **p_port)
{
sxs_port *fport;
pjmedia_wave_hdr wave_hdr;
pj_ssize_t size;
pj_str_t name;
pj_status_t status;
char f_type;
/* Check arguments. */
// PJ_ASSERT_RETURN(pool && filename && p_port, PJ_EINVAL);
/* Only supports 16bits per sample for now.
* See flush_buffer().
*/
PJ_ASSERT_RETURN(bits_per_sample == 16, PJ_EINVAL);
fport = (sxs_port_t *)calloc(1, sizeof(sxs_port_t));
memset(fport, 0, sizeof(sxs_port_t));
fport->eph = g_param->epfd;
// fport->in_vocie_frame_rb = ringbuffer_create(1024*1024*2);
fport->use_frame_buff = true;
// fport->use_frame_buff = false;
memset(fport->lock_free_rbuf_ptr, 0, sizeof(fport->lock_free_rbuf_ptr));
fport->lock_free_rbuf_head_pos = fport->lock_free_rbuf_tail_pos = 0;
name = pj_str("hahahahahaha");
pjmedia_port_info_init(&fport->base.info, &name, SIGNATURE,
sampling_rate, channel_count, bits_per_sample,
samples_per_frame);
// fport->base.get_frame = &file_get_frame;
// fport->base.put_frame = &file_put_frame;
fport->base.get_frame = NULL;
fport->base.put_frame = NULL;
// fport->base.on_destroy = &file_on_destroy;
if (flags == PJMEDIA_FILE_WRITE_ALAW) {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_ALAW;
fport->bytes_per_sample = 1;
} else if (flags == PJMEDIA_FILE_WRITE_ULAW) {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_ULAW;
fport->bytes_per_sample = 1;
} else {
fport->fmt_tag = PJMEDIA_WAVE_FMT_TAG_PCM;
fport->bytes_per_sample = 2;
}
/* Set buffer size. */
if (buff_size < 1) buff_size = PJMEDIA_FILE_PORT_BUFSIZE;
fport->bufsize = buff_size;
/* Check that buffer size is greater than bytes per frame */
// pj_assert(fport->bufsize >= fport->base.info.bytes_per_frame);
// socket, bind, listen, accept
g_param->mpo_serv_sock = fport->out_serv_fd = create_tcp_server();
g_param->mpi_serv_sock = fport->in_serv_fd = create_tcp_server();
/* Done. */
*p_port = &fport->base;
PJ_LOG(4,(THIS_FILE,
"File writer '%.*s' created: samp.rate=%d, bufsize=%uKB, bytes per frame=%d",
(int)fport->base.info.name.slen,
fport->base.info.name.ptr,
fport->base.info.clock_rate,
fport->bufsize / 1000,
fport->base.info.bytes_per_frame));
return PJ_SUCCESS;
return 0;
}
/*
* Create reverse phase port for the specified channel.
*/
PJ_DEF(pj_status_t) pjmedia_splitcomb_create_rev_channel( pj_pool_t *pool,
pjmedia_port *splitcomb,
unsigned ch_num,
unsigned options,
pjmedia_port **p_chport)
{
const pj_str_t name = pj_str("scomb-rev");
struct splitcomb *sc = (struct splitcomb*) splitcomb;
struct reverse_port *rport;
unsigned buf_cnt;
const pjmedia_audio_format_detail *sc_afd, *p_afd;
pjmedia_port *port;
pj_status_t status;
/* Sanity check */
PJ_ASSERT_RETURN(pool && splitcomb, PJ_EINVAL);
/* Make sure this is really a splitcomb port */
PJ_ASSERT_RETURN(sc->base.info.signature == SIGNATURE, PJ_EINVAL);
/* Check the channel number */
PJ_ASSERT_RETURN(ch_num < PJMEDIA_PIA_CCNT(&sc->base.info), PJ_EINVAL);
/* options is unused for now */
PJ_UNUSED_ARG(options);
sc_afd = pjmedia_format_get_audio_format_detail(&splitcomb->info.fmt, 1);
/* Create the port */
rport = PJ_POOL_ZALLOC_T(pool, struct reverse_port);
rport->parent = sc;
rport->ch_num = ch_num;
/* Initialize port info... */
port = &rport->base;
pjmedia_port_info_init(&port->info, &name, SIGNATURE_PORT,
sc_afd->clock_rate, 1,
sc_afd->bits_per_sample,
PJMEDIA_PIA_SPF(&splitcomb->info) /
sc_afd->channel_count);
p_afd = pjmedia_format_get_audio_format_detail(&port->info.fmt, 1);
/* ... and the callbacks */
port->put_frame = &rport_put_frame;
port->get_frame = &rport_get_frame;
port->on_destroy = &rport_on_destroy;
/* Buffer settings */
buf_cnt = options & 0xFF;
if (buf_cnt == 0)
buf_cnt = MAX_BUF_CNT;
rport->max_burst = MAX_BURST;
rport->max_null_frames = MAX_NULL_FRAMES;
/* Create downstream/put buffers */
status = pjmedia_delay_buf_create(pool, "scombdb-dn",
p_afd->clock_rate,
PJMEDIA_PIA_SPF(&port->info),
p_afd->channel_count,
buf_cnt * p_afd->frame_time_usec / 1000,
0, &rport->buf[DIR_DOWNSTREAM].dbuf);
if (status != PJ_SUCCESS) {
return status;
}
/* Create upstream/get buffers */
status = pjmedia_delay_buf_create(pool, "scombdb-up",
p_afd->clock_rate,
PJMEDIA_PIA_SPF(&port->info),
p_afd->channel_count,
buf_cnt * p_afd->frame_time_usec / 1000,
0, &rport->buf[DIR_UPSTREAM].dbuf);
if (status != PJ_SUCCESS) {
pjmedia_delay_buf_destroy(rport->buf[DIR_DOWNSTREAM].dbuf);
return status;
}
/* And temporary upstream/get buffer */
rport->tmp_up_buf = (pj_int16_t*)
pj_pool_alloc(pool,
PJMEDIA_PIA_AVG_FSZ(&port->info));
/* Save port in the splitcomb */
sc->port_desc[ch_num].port = &rport->base;
sc->port_desc[ch_num].reversed = PJ_TRUE;
/* Done */
*p_chport = port;
return status;
}
