kenmirrors
/
freeswitch
mirror of https://github.com/signalwire/freeswitch.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

[mod_opusfile] Now supports: bitrate settings for each samplerate, 

samplerate limiting for encoding to files, appending capability for
encoding to files, and support for all 3 options for channel mapping.
This commit is contained in:
Yossi Neiman 2024-12-19 01:32:36 -06:00
parent 89b9e4f4ff
commit 23b50c1af4
2 changed files with 359 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
conf/vanilla/autoload_configs/opusfile.conf.xml Normal file
View File

@ -0,0 +1,18 @@
<configuration name="opusfile.conf">
<settings>
<!-- bitrate is in kbps, per channel, so an entry of 96 is 96 kbps -->
<!-- Narrowband (8000 Hz) bitrate -->
<param name="bitrate-nb" value="12"/>
<!-- Wideband (16000 Hz) bitrate -->
<param name="bitrate-wb" value="20"/>
<!-- Ultrawideband (32000 Hz) bitrate -->
<param name="bitrate-uwb" value="36"/>
<!-- Fullband (48000 Hz) bitrate -->
<param name="bitrate-fb" value="40"/>
<param name="complexity" value="5"/>
<!-- Channel format, impacts stereo recordings. Options are ambix, discrete, and default -->
<param name="channel-format" value="discrete"/>
<!-- The global maximum samplerate for ALL recorded files in kHz. Options are 8, 16, 32, and 48 -->
<param name="maximum-samplerate" value="48"/>
</settings>
</configuration>

385
src/mod/formats/mod_opusfile/mod_opusfile.c
View File

@ -24,7 +24,7 @@
* Contributor(s): * Contributor(s):
* *
* Dragos Oancea <dragos.oancea@nexmo.com> (mod_opusfile.c) * Dragos Oancea <dragos.oancea@nexmo.com> (mod_opusfile.c)
* * Yossi Ne'eman <freeswitch@mashehu.com>
* *
* mod_opusfile.c -- Read and Write OGG/Opus files . Some parts inspired from mod_shout.c, libopusfile, libopusenc * mod_opusfile.c -- Read and Write OGG/Opus files . Some parts inspired from mod_shout.c, libopusfile, libopusenc
* *
@ -59,6 +59,12 @@
SWITCH_MODULE_LOAD_FUNCTION(mod_opusfile_load); SWITCH_MODULE_LOAD_FUNCTION(mod_opusfile_load);
SWITCH_MODULE_DEFINITION(mod_opusfile, mod_opusfile_load, NULL, NULL); SWITCH_MODULE_DEFINITION(mod_opusfile, mod_opusfile_load, NULL, NULL);
typedef enum {
CHANNELS_FORMAT_DEFAULT = 0,
CHANNELS_FORMAT_AMBIX = 1,
CHANNELS_FORMAT_DISCRETE = 2
} CHANNELS_FORMAT;
struct opus_file_context { struct opus_file_context {
switch_file_t *fd; switch_file_t *fd;
OggOpusFile *of; OggOpusFile *of;
@ -88,11 +94,25 @@ struct opus_file_context {
switch_size_t opusbuflen; switch_size_t opusbuflen;
FILE *fp; FILE *fp;
#ifdef HAVE_OPUSFILE_ENCODE #ifdef HAVE_OPUSFILE_ENCODE
size_t original_samplerate;
OggOpusEnc *enc; OggOpusEnc *enc;
OggOpusComments *comments; OggOpusComments *comments;
unsigned char encode_buf[OPUSFILE_MAX]; unsigned char encode_buf[OPUSFILE_MAX];
int encoded_buflen; int encoded_buflen;
size_t samples_encode; size_t samples_encode;
FILE *fout;
opus_int64 total_bytes;
opus_int64 bytes_written;
opus_int64 nb_encoded;
opus_int64 pages_out;
opus_int64 packets_out;
opus_int32 peak_bytes;
opus_int32 min_bytes;
opus_int32 last_length;
opus_int32 nb_streams;
opus_int32 nb_coupled;
int mapping_family;
FILE *frange;
#endif #endif
switch_memory_pool_t *pool; switch_memory_pool_t *pool;
}; };
@ -138,6 +158,17 @@ struct opus_stream_context {
size_t samples_encode; size_t samples_encode;
int enc_channels; int enc_channels;
unsigned int enc_pagecount; unsigned int enc_pagecount;
opus_int64 total_bytes;
opus_int64 bytes_written;
opus_int64 nb_encoded;
opus_int64 pages_out;
opus_int64 packets_out;
opus_int32 peak_bytes;
opus_int32 min_bytes;
opus_int32 last_length;
opus_int32 nb_streams;
opus_int32 nb_coupled;
FILE *frange;
#endif #endif
unsigned int dec_count; unsigned int dec_count;
switch_thread_t *read_stream_thread; switch_thread_t *read_stream_thread;
@ -148,8 +179,128 @@ typedef struct opus_stream_context opus_stream_context_t;
static struct { static struct {
int debug; int debug;
opus_int32 bitrate[4];
int complexity;
size_t maximum_samplerate;
CHANNELS_FORMAT channels_format;
} globals; } globals;
static int opusfile_write_callback(void *user_data, const unsigned char *ptr, opus_int32 len)
{
opus_file_context *data = (opus_file_context *) user_data;
data->bytes_written += len;
data->pages_out++;
return fwrite(ptr, 1, len, data->fout) != (size_t)len;
}
static int opusfile_close_callback(void *user_data)
{
opus_file_context *data = (opus_file_context *) user_data;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Closing out an opus file. %lu bytes written.\n", (unsigned long) data->bytes_written);
return fclose(data->fout) != 0;
}
static switch_status_t opus_obj_init(switch_file_handle_t *handle, opus_file_context *context)
{
switch_status_t retval = SWITCH_STATUS_SUCCESS;
#ifdef HAVE_OPUSFILE_ENCODE
const char *fopen_mode = "wb+";
char text_samplerate[6] = { 0 };
if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
fopen_mode = "ab+";
}
if(!context->fout) {
context->fout = fopen(handle->file_path, fopen_mode);
if(!context->fout) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to open file %s , cannot record the file.\n", handle->file_path);
retval = SWITCH_STATUS_FALSE;
goto opus_obj_init_end;
}
}
if (!context->comments) {
context->comments = ope_comments_create();
}
context->channels = handle->channels;
handle->seekable = 0;
// Need to set the proper sample rate for the channel (might override what it currently is
if(handle->samplerate > globals.maximum_samplerate) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "The global maximum_samplerate is set to %lu kHz, which is less than the channel's samplerate of %d kHz. Reducing to the global maximum_samplerate.\n", globals.maximum_samplerate / 1000, handle->samplerate / 1000);
handle->samplerate = context->samplerate = globals.maximum_samplerate;
} else {
context->samplerate = handle->samplerate;
}
// opus_multistream_surround_encoder_get_size() in libopus will check these
// 2024-01-02 current opus-tools git head introduced logic for additional channel modes
if(globals.channels_format == CHANNELS_FORMAT_AMBIX) {
context->mapping_family = (context->channels >= 4 && context->channels <= 18) ? 3 : 2;
ope_comments_add(context->comments,"CHANNELS_MODE", "AMBIX");
} else if(globals.channels_format == CHANNELS_FORMAT_DISCRETE) {
context->mapping_family = 255;
ope_comments_add(context->comments,"CHANNELS_MODE", "DISCRETE");
} else {
context->mapping_family = context->channels > 8 ? 255 : context->channels > 2;
ope_comments_add(context->comments,"CHANNELS_MODE", "DEFAULT");
}
if(globals.debug) {
snprintf(text_samplerate, 6, "%lu", context->original_samplerate);
ope_comments_add(context->comments,"SOURCE_SAMPLERATE", text_samplerate);
}
#endif
opus_obj_init_end:
return retval;
}
static switch_status_t opus_obj_init_secondary(opus_file_context *context)
{
int err = 0;
switch_status_t retval = SWITCH_STATUS_SUCCESS;
OpusEncCallbacks callbacks = { opusfile_write_callback, opusfile_close_callback };
context->enc = ope_encoder_create_callbacks(&callbacks, context, context->comments, context->samplerate, context->channels, context->mapping_family, &err);
if (!context->enc) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open file for writing [%d] [%s]\n", err, ope_strerror(err));
switch_thread_rwlock_unlock(context->rwlock);
retval = SWITCH_STATUS_FALSE;
} else {
// Let's set the bitrate and complexity, shall we?
opus_int32 i;
switch(context->samplerate) {
case 48000:
i = 3;
break;
case 32000:
i = 2;
break;
case 16000:
i = 1;
break;
case 8000:
default:
i = 0;
}
if((err = ope_encoder_ctl(context->enc, OPUS_SET_BITRATE_REQUEST, globals.bitrate[i] * context->channels)) != OPE_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to properly set the bitrate. err: [%d] [%s]\n", err, ope_strerror(err));
}
if((err = ope_encoder_ctl(context->enc, OPUS_SET_COMPLEXITY_REQUEST, globals.complexity)) != OPE_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to properly set the complexity. err: [%d] [%s]\n", err, ope_strerror(err));
}
}
return retval;
}
static switch_status_t switch_opusfile_decode(opus_file_context *context, void *data, size_t max_bytes, int channels) static switch_status_t switch_opusfile_decode(opus_file_context *context, void *data, size_t max_bytes, int channels)
{ {
int ret = 0; int ret = 0;
@ -256,7 +407,7 @@ static switch_status_t switch_opusfile_open(switch_file_handle_t *handle, const
} }
handle->samples = 0; handle->samples = 0;
handle->samplerate = context->samplerate = DEFAULT_RATE; /*open files at 48 khz always*/ context->original_samplerate = handle->samplerate; /* Need to know the source samplerate for proper bitrate selection */
handle->format = 0; handle->format = 0;
handle->sections = 0; handle->sections = 0;
handle->seekable = 1; handle->seekable = 1;
@ -268,28 +419,20 @@ static switch_status_t switch_opusfile_open(switch_file_handle_t *handle, const
#ifdef HAVE_OPUSFILE_ENCODE #ifdef HAVE_OPUSFILE_ENCODE
if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) { if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
int err; int mapping_family = 0; switch_status_t retval = opus_obj_init(handle, context);
if(retval != SWITCH_STATUS_SUCCESS) {
return retval;
}
context->channels = handle->channels;
context->samplerate = handle->samplerate;
handle->seekable = 0;
context->comments = ope_comments_create();
ope_comments_add(context->comments, "METADATA", "Freeswitch/mod_opusfile");
// opus_multistream_surround_encoder_get_size() in libopus will check these
if ((context->channels > 2) && (context->channels <= 8)) {
mapping_family = 1;
} else if ((context->channels > 8) && (context->channels <= 255)) {
mapping_family = 255;
}
context->enc = ope_encoder_create_file(handle->file_path, context->comments, context->samplerate, context->channels, mapping_family, &err);
if (!context->enc) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open file for writing [%d] [%s]\n", err, ope_strerror(err));
switch_thread_rwlock_unlock(context->rwlock);
return SWITCH_STATUS_FALSE;
}
switch_thread_rwlock_unlock(context->rwlock); switch_thread_rwlock_unlock(context->rwlock);
return SWITCH_STATUS_SUCCESS; return SWITCH_STATUS_SUCCESS;
} else {
// Decoding is always done at 48000 Hz in opus
handle->samplerate = context->samplerate = DEFAULT_RATE; // open files for decode at 48 khz always
} }
#else
// Decoding is always done at 48000 Hz in opus
handle->samplerate = context->samplerate = DEFAULT_RATE; /*open files at 48 khz always*/
#endif #endif
context->of = op_open_file(path, &ret); context->of = op_open_file(path, &ret);
@ -315,7 +458,8 @@ static switch_status_t switch_opusfile_open(switch_file_handle_t *handle, const
} }
context->eof = SWITCH_FALSE; context->eof = SWITCH_FALSE;
context->pcm_print_offset = context->pcm_offset - DEFAULT_RATE; // context->pcm_print_offset = context->pcm_offset - DEFAULT_RATE;
context->pcm_print_offset = context->pcm_offset - handle->samplerate;
context->bitrate = 0; context->bitrate = 0;
context->buffer_seconds = 1; context->buffer_seconds = 1;
@ -463,7 +607,6 @@ static switch_status_t switch_opusfile_write(switch_file_handle_t *handle, void
#ifdef HAVE_OPUSFILE_ENCODE #ifdef HAVE_OPUSFILE_ENCODE
size_t nsamples = *len; size_t nsamples = *len;
int err; int err;
int mapping_family = 0;
opus_file_context *context; opus_file_context *context;
@ -476,17 +619,10 @@ static switch_status_t switch_opusfile_write(switch_file_handle_t *handle, void
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error no context\n"); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error no context\n");
return SWITCH_STATUS_FALSE; return SWITCH_STATUS_FALSE;
} }
if (!context->comments) {
context->comments = ope_comments_create(); if(!context->enc) {
ope_comments_add(context->comments, "METADATA", "Freeswitch/mod_opusfile"); if(opus_obj_init_secondary(context) != SWITCH_STATUS_SUCCESS) {
} switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error initializing the opus encoder context object.\n");
if (context->channels > 2) {
mapping_family = 1;
}
if (!context->enc) {
context->enc = ope_encoder_create_file(handle->file_path, context->comments, handle->samplerate, handle->channels, mapping_family, &err);
if (!context->enc) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open file for writing. err: [%d] [%s]\n", err, ope_strerror(err));
return SWITCH_STATUS_FALSE; return SWITCH_STATUS_FALSE;
} }
} }
@ -511,7 +647,37 @@ static switch_status_t switch_opusfile_write(switch_file_handle_t *handle, void
static switch_status_t switch_opusfile_set_string(switch_file_handle_t *handle, switch_audio_col_t col, const char *string) static switch_status_t switch_opusfile_set_string(switch_file_handle_t *handle, switch_audio_col_t col, const char *string)
{ {
return SWITCH_STATUS_FALSE; opus_file_context *context = handle->private_info;
if (!context->comments) {
context->comments = ope_comments_create();
}
switch (col) {
case SWITCH_AUDIO_COL_STR_TITLE:
ope_comments_add(context->comments,"TITLE", string);
break;
case SWITCH_AUDIO_COL_STR_COMMENT:
ope_comments_add(context->comments,"COMMENT", string);
break;
case SWITCH_AUDIO_COL_STR_ARTIST:
ope_comments_add(context->comments,"ARTIST", string);
break;
case SWITCH_AUDIO_COL_STR_DATE:
ope_comments_add(context->comments,"DATE", string);
break;
case SWITCH_AUDIO_COL_STR_SOFTWARE:
ope_comments_add(context->comments,"ENCODER", string);
break;
case SWITCH_AUDIO_COL_STR_COPYRIGHT:
ope_comments_add(context->comments,"COPYRIGHT", string);
break;
default:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Value Ignored %d, %s\n", col, string);
break;
}
return SWITCH_STATUS_SUCCESS;
} }
static switch_status_t switch_opusfile_get_string(switch_file_handle_t *handle, switch_audio_col_t col, const char **string) static switch_status_t switch_opusfile_get_string(switch_file_handle_t *handle, switch_audio_col_t col, const char **string)
@ -754,19 +920,19 @@ static switch_status_t switch_opusstream_init(switch_codec_t *codec, switch_code
} }
#ifdef HAVE_OPUSFILE_ENCODE #ifdef HAVE_OPUSFILE_ENCODE
if (encoding) { if (encoding) {
if (!context->comments) {
context->comments = ope_comments_create();
ope_comments_add(context->comments, "METADATA", "Freeswitch/mod_opusfile");
}
if (!context->enc) { if (!context->enc) {
int mapping_family = 0; opus_int32 i;
int mapping_family;
// opus_multistream_surround_encoder_get_size() in libopus will check these // opus_multistream_surround_encoder_get_size() in libopus will check these
if ((context->enc_channels > 2) && (context->enc_channels <= 8)) { // 2024-01-02 current opus-tools git head introduced logic for additional channel modes
mapping_family = 1; if(globals.channels_format == CHANNELS_FORMAT_AMBIX) {
} else if ((context->enc_channels > 8) && (context->enc_channels <= 255)) { mapping_family = (context->enc_channels >= 4 && context->enc_channels <= 18) ? 3 : 2;
// multichannel/multistream mapping family . https://people.xiph.org/~giles/2013/draft-ietf-codec-oggopus.html#rfc.section.5.1.1 } else if(globals.channels_format == CHANNELS_FORMAT_DISCRETE) {
mapping_family = 255; mapping_family = 255;
} else {
mapping_family = context->enc_channels > 8 ? 255 : context->enc_channels > 2;
} }
context->enc = ope_encoder_create_pull(context->comments, !context->samplerate?DEFAULT_RATE:context->samplerate, !context->enc_channels?1:context->enc_channels, mapping_family, &err); context->enc = ope_encoder_create_pull(context->comments, !context->samplerate?DEFAULT_RATE:context->samplerate, !context->enc_channels?1:context->enc_channels, mapping_family, &err);
if (!context->enc) { if (!context->enc) {
@ -776,8 +942,35 @@ static switch_status_t switch_opusstream_init(switch_codec_t *codec, switch_code
} else { } else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "[OGG/OPUS Stream Encode] Stream opened for encoding\n"); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "[OGG/OPUS Stream Encode] Stream opened for encoding\n");
} }
ope_encoder_ctl(context->enc, OPUS_SET_COMPLEXITY_REQUEST, 5); // ope_encoder_ctl(context->enc, OPUS_SET_COMPLEXITY_REQUEST, 5);
ope_encoder_ctl(context->enc, OPUS_SET_APPLICATION_REQUEST, OPUS_APPLICATION_VOIP); ope_encoder_ctl(context->enc, OPUS_SET_APPLICATION_REQUEST, OPUS_APPLICATION_VOIP);
// Let's set the bitrate and complexity, shall we?
switch(context->samplerate) {
case 32000:
i = 2;
break;
case 16000:
i = 1;
break;
case 8000:
i = 0;
break;
case 48000:
default:
i = 3;
}
err = ope_encoder_ctl(context->enc, OPUS_SET_BITRATE_REQUEST, globals.bitrate[i] * context->enc_channels);
if(err != OPE_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to properly set the bitrate. err: [%d] [%s]\n", err, ope_strerror(err));
}
// err = ope_encoder_ctl(context->enc, OPUS_SET_COMPLEXITY(globals.complexity));
err = ope_encoder_ctl(context->enc, OPUS_SET_COMPLEXITY_REQUEST, globals.complexity);
if(err != OPE_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to properly set the complexity. err: [%d] [%s]\n", err, ope_strerror(err));
}
} }
} }
#endif #endif
@ -1141,12 +1334,112 @@ end:
return status; return status;
} }
/* Load config */
static switch_status_t opusfile_load_config(switch_bool_t reload)
{
const char *channels_format_str = "Discrete mode";
char *cf = "opusfile.conf";
switch_xml_t cfg, xml = NULL, param, settings;
switch_status_t status = SWITCH_STATUS_SUCCESS;
if (!(xml = switch_xml_open_cfg(cf, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Opening of %s failed\n", cf);
return SWITCH_STATUS_FALSE;;
}
/* Set sane defaults */
globals.bitrate[0] = 12000; // Narrowband (8000 Hz) Values from rfc 6716 sec 2.1.1 (except UWB)
globals.bitrate[1] = 20000; // Wideband (16000 Hz)
globals.bitrate[2] = 36000; // Ultra wideband (32000 Hz), improvised value
globals.bitrate[3] = 40000; // Full band (48000 Hz)
globals.complexity = 10;
globals.channels_format = CHANNELS_FORMAT_DISCRETE;
globals.maximum_samplerate = 48000; // The default will be max possible
if ((settings = switch_xml_child(cfg, "settings"))) {
for (param = switch_xml_child(settings, "param"); param; param = param->next) {
char *key = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
if (!strcasecmp(key, "bitrate-nb") && !zstr(val)) {
int temp_bitrate = atoi(val);
if(temp_bitrate >= 6 && temp_bitrate <= 255) {
globals.bitrate[0] = (opus_int32) temp_bitrate * 1000;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "The bitrate per channel must be between 6 and 255 kbps. You set %d kbps. Forcing 12 kbps for narrowband.\n", temp_bitrate);
}
} else if (!strcasecmp(key, "bitrate-wb") && !zstr(val)) {
int temp_bitrate = atoi(val);
if(temp_bitrate >= 6 && temp_bitrate <= 255) {
globals.bitrate[1] = (opus_int32) temp_bitrate * 1000;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "The bitrate per channel must be between 6 and 255 kbps. You set %d kbps. Forcing 20 kbps for wideband.\n", temp_bitrate);
}
} else if (!strcasecmp(key, "bitrate-uwb") && !zstr(val)) {
int temp_bitrate = atoi(val);
if(temp_bitrate >= 6 && temp_bitrate <= 255) {
globals.bitrate[2] = (opus_int32) temp_bitrate * 1000;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "The bitrate per channel must be between 6 and 255 kbps. You set %d kbps. Forcing 36 kbps for ultrawideband.\n", temp_bitrate);
}
} else if (!strcasecmp(key, "bitrate-fb") && !zstr(val)) {
int temp_bitrate = atoi(val);
if(temp_bitrate >= 6 && temp_bitrate <= 255) {
globals.bitrate[3] = (opus_int32) temp_bitrate * 1000;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "The bitrate per channel must be between 6 and 255 kbps. You set %d kbps. Forcing 40 kbps for fullband.\n", temp_bitrate);
}
} else if (!strcasecmp(key, "complexity")) {
int temp_complexity = atoi(val);
if(temp_complexity >= 0 && temp_complexity < 11) {
globals.complexity = temp_complexity;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "opusfile complexity must be between 0-10, you set %d which is out of range. Setting value to 10.\n", temp_complexity);
}
} else if (!strcasecmp(key, "maximum-samplerate")) {
int temp_max_samplerate = atoi(val);
if(temp_max_samplerate == 8 || temp_max_samplerate == 16 || temp_max_samplerate == 32 || temp_max_samplerate == 48) {
globals.maximum_samplerate = temp_max_samplerate * 1000;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "FreeSWITCH only supports samplerates of 8, 16, 32, or 48 kHz. %d kHz is not a valid samplerate. Setting value to 48 kHz.\n", temp_max_samplerate);
}
} else if (!strcasecmp(key, "channel-format")) {
if(!strcasecmp(val, "default")) {
globals.channels_format = CHANNELS_FORMAT_DEFAULT;
channels_format_str = "Default mode";
} else if(!strcasecmp(val, "ambix")) {
globals.channels_format = CHANNELS_FORMAT_AMBIX;
channels_format_str = "Ambix mode";
} else if(!strcasecmp(val, "discrete")) {
globals.channels_format = CHANNELS_FORMAT_DISCRETE;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "%s is not a known channels format. Using Discrete.", val);
}
}
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Runtime configuration parameters:\n\tNarrowband bitrate:\t\t%d kbps\n\tWideband bitrate:\t\t%d kbps\n\tUltrawideband bitrate:\t\t%d kbps\n\tFullband bitrate:\t\t%d kbps\n\tComplexity:\t\t\t%d\n\tChannels format:\t\t%s\n\tGlobal max sample rate:\t\t%lu kHz\n", globals.bitrate[0]/1000, globals.bitrate[1]/1000, globals.bitrate[2]/1000, globals.bitrate[3]/1000, globals.complexity, channels_format_str, globals.maximum_samplerate / 1000);
#ifdef HAVE_OPUSFILE_ENCODE
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Opusfile encoding enabled.\n");
#else
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Opusfile encoding not built in. Install libopusenc and then recompile mod_opusfile to enable.\n");
#endif
switch_xml_free(xml);
return status;
}
/* Registration */ /* Registration */
static char *supported_formats[SWITCH_MAX_CODECS] = { 0 }; static char *supported_formats[SWITCH_MAX_CODECS] = { 0 };
SWITCH_MODULE_LOAD_FUNCTION(mod_opusfile_load) SWITCH_MODULE_LOAD_FUNCTION(mod_opusfile_load)
{ {
switch_status_t status;
switch_file_interface_t *file_interface; switch_file_interface_t *file_interface;
switch_api_interface_t *commands_api_interface; switch_api_interface_t *commands_api_interface;
switch_codec_interface_t *codec_interface; switch_codec_interface_t *codec_interface;
@ -1154,6 +1447,10 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_opusfile_load)
int RATES[] = {8000, 16000, 24000, 48000}; int RATES[] = {8000, 16000, 24000, 48000};
int i; int i;
if ((status = opusfile_load_config(SWITCH_FALSE)) != SWITCH_STATUS_SUCCESS) {
return status;
}
supported_formats[0] = "opus"; supported_formats[0] = "opus";
*module_interface = switch_loadable_module_create_module_interface(pool, modname); *module_interface = switch_loadable_module_create_module_interface(pool, modname);