SWITCH_DECLARE(switch_status_t) switch_core_file_truncate(switch_file_handle_t *fh, int64_t offset)
{
switch_status_t status;
switch_assert(fh != NULL);
switch_assert(fh->file_interface != NULL);
if (!(switch_test_flag(fh, SWITCH_FILE_OPEN) && switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE))) {
return SWITCH_STATUS_FALSE;
}
if (!fh->file_interface->file_truncate) {
return SWITCH_STATUS_FALSE;
}
if ((status = fh->file_interface->file_truncate(fh, offset)) == SWITCH_STATUS_SUCCESS) {
if (fh->buffer) {
switch_buffer_zero(fh->buffer);
}
if (fh->pre_buffer) {
switch_buffer_zero(fh->pre_buffer);
}
fh->samples_out = 0;
fh->pos = 0;
}
return status;
}
SWITCH_DECLARE(void) switch_core_media_bug_flush(switch_media_bug_t *bug)
{
if (bug->raw_read_buffer) {
switch_buffer_zero(bug->raw_read_buffer);
}
if (bug->raw_write_buffer) {
switch_buffer_zero(bug->raw_write_buffer);
}
}
SWITCH_DECLARE(switch_status_t) switch_core_file_seek(switch_file_handle_t *fh, unsigned int *cur_pos, int64_t samples, int whence)
{
switch_status_t status;
int ok = 1;
switch_assert(fh != NULL);
if (!switch_test_flag(fh, SWITCH_FILE_OPEN) || !fh->file_interface->file_seek) {
ok = 0;
} else if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
if (!(switch_test_flag(fh, SWITCH_FILE_WRITE_APPEND) || switch_test_flag(fh, SWITCH_FILE_WRITE_OVER))) {
ok = 0;
}
} else if (!switch_test_flag(fh, SWITCH_FILE_FLAG_READ)) {
ok = 0;
}
if (!ok) {
return SWITCH_STATUS_FALSE;
}
if (fh->buffer) {
switch_buffer_zero(fh->buffer);
}
if (fh->pre_buffer) {
switch_buffer_zero(fh->pre_buffer);
}
if (whence == SWITCH_SEEK_CUR) {
unsigned int cur = 0;
if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
fh->file_interface->file_seek(fh, &cur, fh->samples_out, SEEK_SET);
} else {
fh->file_interface->file_seek(fh, &cur, fh->offset_pos, SEEK_SET);
}
}
switch_set_flag(fh, SWITCH_FILE_SEEK);
status = fh->file_interface->file_seek(fh, cur_pos, samples, whence);
fh->offset_pos = *cur_pos;
if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
fh->samples_out = *cur_pos;
}
return status;
}
static switch_status_t do_write_video(switch_file_handle_t *handle, switch_frame_t *frame)
{
uint32_t datalen = frame->datalen;
switch_status_t status = SWITCH_STATUS_SUCCESS;
int is_iframe = 0;
uint8_t *hdr = NULL;
uint8_t start_bit;
uint32_t used;
bool is_key = false;
webm_file_context_t *context = (webm_file_context_t *)handle->private_info;
hdr = (uint8_t *)frame->data;
switch_assert(frame->img);
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%02x %02x %02x | len:%d m:%d st:%d i:%d\n", hdr[0], hdr[1], hdr[2], datalen, frame->m, start_bit, is_iframe);
if (!context->video) {
context->video_track_id = context->segment->AddVideoTrack(frame->img->d_w, frame->img->d_h, 0);
if (!context->video_track_id) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error add video track!\n");
switch_goto_status(SWITCH_STATUS_FALSE, end);
}
context->video = static_cast<mkvmuxer::VideoTrack*>(context->segment->GetTrackByNumber(context->video_track_id));
context->video->SetStereoMode(0);
context->video->set_codec_id("V_VP8");
context->video->set_uid(0xDEADBEEF); // debug ?
}
buffer_vp8_packets(context, frame, &is_key);
if (frame->m && (used = switch_buffer_inuse(context->buf))) {
const void *data;
int duration = 0;
switch_buffer_peek_zerocopy(context->buf, &data);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "VID samplecount: %u\n", context->timer.samplecount);
switch_mutex_lock(context->mutex);
switch_core_timer_sync(&context->timer);
bool ret = false;
ret = context->segment->AddFrame((const uint8_t *)data, used, context->video_track_id, context->timer.samplecount * 1000LL, is_key);
switch_mutex_unlock(context->mutex);
if (!ret) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error add frame %d bytes, timecode: %llu\n", used, context->timer.samplecount * 1000LL);
switch_goto_status(SWITCH_STATUS_FALSE, end);
}
switch_buffer_zero(context->buf);
}
end:
return status;
}
static switch_status_t buffer_vp9_packets(vpx_context_t *context, switch_frame_t *frame)
{
uint8_t *data = (uint8_t *)frame->data;
uint8_t *vp9 = (uint8_t *)frame->data;
int len = 0;
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%02x %02x %02x %02x %d %d\n", *data, *(data+1), *(data+2), *(data+3), frame->m, frame->datalen);
if (switch_buffer_inuse(context->vpx_packet_buffer)) { // middle packet
if (IS_VP9_START_PKT(*vp9)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "got invalid vp9 packet, packet loss? resetting buffer\n");
switch_buffer_zero(context->vpx_packet_buffer);
}
} else { // start packet
if (!IS_VP9_START_PKT(*vp9)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "got invalid vp9 packet, packet loss? waiting for a start packet\n");
goto end;
}
}
vp9 = data + 1;
len = frame->datalen - (vp9 - data);
switch_buffer_write(context->vpx_packet_buffer, vp9, len);
end:
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "buffered %d bytes, buffer size: %" SWITCH_SIZE_T_FMT "\n", len, switch_buffer_inuse(context->vpx_packet_buffer));
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(void) switch_core_media_bug_flush(switch_media_bug_t *bug)
{
bug->record_pre_buffer_count = 0;
if (bug->raw_read_buffer) {
switch_mutex_lock(bug->read_mutex);
switch_buffer_zero(bug->raw_read_buffer);
switch_mutex_unlock(bug->read_mutex);
}
if (bug->raw_write_buffer) {
switch_mutex_lock(bug->write_mutex);
switch_buffer_zero(bug->raw_write_buffer);
switch_mutex_unlock(bug->write_mutex);
}
}
static void flite_speech_flush_tts(switch_speech_handle_t *sh)
{
flite_t *flite = (flite_t *) sh->private_info;
if (flite->audio_buffer) {
switch_buffer_zero(flite->audio_buffer);
}
free_wave(flite->w);
}
SWITCH_DECLARE(switch_size_t) switch_buffer_zwrite(switch_buffer_t *buffer, const void *data, switch_size_t datalen)
{
switch_size_t w;
if (!(w = switch_buffer_write(buffer, data, datalen))) {
switch_buffer_zero(buffer);
return switch_buffer_write(buffer, data, datalen);
}
return w;
}
static switch_status_t init_decoder(switch_codec_t *codec)
{
vpx_context_t *context = (vpx_context_t *)codec->private_info;
vpx_codec_dec_cfg_t cfg = {0, 0, 0};
vpx_codec_flags_t dec_flags = 0;
if (context->flags & SWITCH_CODEC_FLAG_DECODE && !context->decoder_init) {
vp8_postproc_cfg_t ppcfg;
//if (context->decoder_init) {
// vpx_codec_destroy(&context->decoder);
// context->decoder_init = 0;
//}
cfg.threads = switch_core_cpu_count();
if (!context->is_vp9) { // vp8 only
dec_flags = VPX_CODEC_USE_POSTPROC;
}
if (vpx_codec_dec_init(&context->decoder, context->decoder_interface, &cfg, dec_flags) != VPX_CODEC_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Codec init error: [%d:%s]\n", context->encoder.err, context->encoder.err_detail);
return SWITCH_STATUS_FALSE;
}
context->last_ts = 0;
context->last_received_timestamp = 0;
context->last_received_complete_picture = 0;
context->decoder_init = 1;
context->got_key_frame = 0;
context->got_start_frame = 0;
// the types of post processing to be done, should be combination of "vp8_postproc_level"
ppcfg.post_proc_flag = VP8_DEBLOCK;//VP8_DEMACROBLOCK | VP8_DEBLOCK;
// the strength of deblocking, valid range [0, 16]
ppcfg.deblocking_level = 1;
// Set deblocking settings
vpx_codec_control(&context->decoder, VP8_SET_POSTPROC, &ppcfg);
if (context->vpx_packet_buffer) {
switch_buffer_zero(context->vpx_packet_buffer);
} else {
switch_buffer_create_dynamic(&context->vpx_packet_buffer, 512, 512, 0);
}
}
return SWITCH_STATUS_SUCCESS;
}
static void cepstral_speech_flush_tts(switch_speech_handle_t *sh)
{
cepstral_t *cepstral;
cepstral = sh->private_info;
assert(cepstral != NULL);
cepstral->done_gen = 1;
cepstral->done = 1;
if (cepstral->audio_buffer) {
switch_mutex_lock(cepstral->audio_lock);
switch_buffer_zero(cepstral->audio_buffer);
switch_mutex_unlock(cepstral->audio_lock);
}
swift_port_stop(cepstral->port, SWIFT_ASYNC_ANY, SWIFT_EVENT_NOW);
}
static switch_status_t shout_file_seek(switch_file_handle_t *handle, unsigned int *cur_sample, int64_t samples, int whence)
{
shout_context_t *context = handle->private_info;
if (handle->handler || switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
return SWITCH_STATUS_FALSE;
} else {
if (whence == SWITCH_SEEK_CUR) {
samples -= switch_buffer_inuse(context->audio_buffer) / sizeof(int16_t);
}
switch_buffer_zero(context->audio_buffer);
*cur_sample = mpg123_seek(context->mh, (off_t) samples, whence);
return *cur_sample >= 0 ? SWITCH_STATUS_SUCCESS : SWITCH_STATUS_FALSE;
}
}
/**
* Read from file
* @param handle
* @param data
* @param len
* @return
*/
static switch_status_t fileman_file_read(switch_file_handle_t *handle, void *data, size_t *len)
{
struct fileman_file_context *context = (struct fileman_file_context *)handle->private_info;
switch_file_handle_t *fh = &context->fh;
switch_status_t status = SWITCH_STATUS_SUCCESS;
switch_size_t o_len = 0;
/* anything called "_len" is measured in 2-byte samples */
if (switch_test_flag(fh, SWITCH_FILE_NATIVE)) {
return switch_core_file_read(fh, data, len);
}
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "len = %"SWITCH_SIZE_T_FMT"\n", *len);
if (*len > context->max_frame_len) {
*len = context->max_frame_len;
}
for (;;) {
int do_speed = 1;
size_t read_bytes = 0;
if (switch_test_flag(handle, SWITCH_FILE_PAUSE)) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Read pause frame\n");
memset(context->abuf, 255, *len * 2);
do_speed = 0;
o_len = *len;
} else if (fh->sp_audio_buffer && (context->eof || (switch_buffer_inuse(fh->sp_audio_buffer) > (switch_size_t) (*len * 2)))) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Read speed frame\n");
/* get next speed frame */
if (!(read_bytes = switch_buffer_read(fh->sp_audio_buffer, context->abuf, *len * 2))) {
/* This is the reverse of what happens in switch_ivr_play_file... i think that implementation is wrong */
if (context->eof) {
/* done with file */
status = SWITCH_STATUS_FALSE;
goto done;
} else {
/* try again to fetch frame */
continue;
}
}
/* pad short frame with silence */
if (read_bytes < *len * 2) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Padding speed frame %"SWITCH_SIZE_T_FMT" bytes\n", (context->frame_len * 2) - read_bytes);
memset(context->abuf + read_bytes, 255, (*len * 2) - read_bytes);
}
o_len = *len;
do_speed = 0;
} else if (fh->audio_buffer && (context->eof || (switch_buffer_inuse(fh->audio_buffer) > (switch_size_t) (*len * 2)))) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "(2) Read audio frame\n");
/* get next file frame */
if (!(read_bytes = switch_buffer_read(fh->audio_buffer, context->abuf, *len * 2))) {
if (context->eof) {
/* done with file */
status = SWITCH_STATUS_FALSE;
goto done;
} else {
/* try again to fetch frame */
continue;
}
}
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "(2) Read audio frame %"SWITCH_SIZE_T_FMT" bytes\n", read_bytes);
fh->offset_pos += read_bytes / 2;
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "(2) file pos = %i\n", fh->offset_pos);
/* pad short frame with silence */
if (read_bytes < (*len * 2)) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Padding audio frame %"SWITCH_SIZE_T_FMT" bytes\n", (context->frame_len * 2) - read_bytes);
memset(context->abuf + read_bytes, 255, (*len * 2) - read_bytes);
}
o_len = *len;
} else {
if (context->eof) {
/* done with file */
status = SWITCH_STATUS_FALSE;
goto done;
}
o_len = FILE_STARTBYTES / 2;
if (switch_core_file_read(fh, context->abuf, &o_len) != SWITCH_STATUS_SUCCESS) {
context->eof++;
/* at end of file... need to clear buffers before giving up */
continue;
}
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Read file %"SWITCH_SIZE_T_FMT" bytes\n", o_len * 2);
/* add file data to audio bufer */
read_bytes = switch_buffer_write(fh->audio_buffer, context->abuf, o_len * 2);
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Write audio frame %"SWITCH_SIZE_T_FMT" bytes\n", read_bytes);
read_bytes = switch_buffer_read(fh->audio_buffer, context->abuf, *len * 2);
o_len = read_bytes / 2;
fh->offset_pos += o_len;
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Read audio frame %"SWITCH_SIZE_T_FMT" bytes\n", read_bytes);
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "file pos = %i\n", fh->offset_pos);
}
if (o_len <= 0) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "o_len <= 0 (%"SWITCH_SIZE_T_FMT")\n", o_len);
status = SWITCH_STATUS_FALSE;
goto done;
}
/* limit speed... there is a .25 factor change in packet size relative to original packet size for each increment.
Too many increments and we cause badness when (factor * speed * o_len) > o_len */
if (handle->speed > 2) {
handle->speed = 2;
} else if (handle->speed < -2) {
handle->speed = -2;
}
if (switch_test_flag(fh, SWITCH_FILE_SEEK)) {
/* file position has changed flush the buffer */
switch_buffer_zero(fh->audio_buffer);
switch_clear_flag(fh, SWITCH_FILE_SEEK);
}
/* generate speed frames */
if (handle->speed && do_speed) {
float factor = 0.25f * abs(handle->speed);
switch_size_t new_len, supplement_len, step_len;
short *bp = context->abuf;
switch_size_t wrote_len = 0;
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Generate speed frame (%i)\n", handle->speed);
supplement_len = (int) (factor * o_len);
if (!supplement_len) {
supplement_len = 1;
}
new_len = (handle->speed > 0) ? o_len - supplement_len : o_len + supplement_len;
step_len = (handle->speed > 0) ? (new_len / supplement_len) : (o_len / supplement_len);
if (!fh->sp_audio_buffer) {
switch_buffer_create_dynamic(&fh->sp_audio_buffer, 1024, 1024, 0);
}
while ((wrote_len + step_len) < new_len) {
switch_buffer_write(fh->sp_audio_buffer, bp, step_len * 2);
wrote_len += step_len;
bp += step_len;
if (handle->speed > 0) {
bp++;
} else {
float f;
short s;
f = (float) (*bp + *(bp + 1) + *(bp - 1));
f /= 3;
s = (short) f;
switch_buffer_write(fh->sp_audio_buffer, &s, 2);
wrote_len++;
}
}
if (wrote_len < new_len) {
switch_size_t r_len = new_len - wrote_len;
switch_buffer_write(fh->sp_audio_buffer, bp, r_len * 2);
wrote_len += r_len;
}
continue;
}
/* adjust volume on frame */
if (handle->vol) {
//switch_log_printf(SWITCH_CHANNEL_UUID_LOG(context->uuid), SWITCH_LOG_DEBUG, "Adjust volume to = %i\n", handle->vol);
switch_change_sln_volume(context->abuf, *len, handle->vol);
}
break;
}
done:
/* copy frame over to return to caller */
memcpy(data, context->abuf, *len * 2);
handle->offset_pos = context->fh.offset_pos;
return status;
}
static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsval * argv, jsval * rval)
{
struct teletone_obj *tto = JS_GetPrivate(cx, obj);
int32 loops = 0;
if (argc > 0) {
char *script;
switch_core_session_t *session;
switch_frame_t write_frame = { 0 };
unsigned char *fdata[1024];
switch_frame_t *read_frame;
switch_channel_t *channel;
if (argc > 1) {
if (!JS_ValueToInt32(cx, argv[1], &loops)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot Convert to INT\n");
return JS_FALSE;
}
loops--;
}
if (tto->audio_buffer) {
switch_buffer_zero(tto->audio_buffer);
}
tto->ts.debug = 1;
tto->ts.debug_stream = switch_core_get_console();
script = JS_GetStringBytes(JS_ValueToString(cx, argv[0]));
teletone_run(&tto->ts, script);
session = tto->session;
write_frame.codec = &tto->codec;
write_frame.data = fdata;
write_frame.buflen = sizeof(fdata);
channel = switch_core_session_get_channel(session);
if (tto->timer) {
switch_core_service_session(session);
}
if (loops) {
switch_buffer_set_loops(tto->audio_buffer, loops);
}
for (;;) {
if (switch_test_flag(tto, TTF_DTMF)) {
char dtmf[128];
char *ret;
if (switch_channel_has_dtmf(channel)) {
uintN aargc = 0;
jsval aargv[4];
switch_channel_dequeue_dtmf_string(channel, dtmf, sizeof(dtmf));
aargv[aargc++] = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, dtmf));
JS_CallFunction(cx, obj, tto->function, aargc, aargv, &tto->ret);
ret = JS_GetStringBytes(JS_ValueToString(cx, tto->ret));
if (strcmp(ret, "true") && strcmp(ret, "undefined")) {
*rval = tto->ret;
return JS_TRUE;
}
}
}
if (tto->timer) {
if (switch_core_timer_next(tto->timer) != SWITCH_STATUS_SUCCESS) {
break;
}
} else {
switch_status_t status;
status = switch_core_session_read_frame(session, &read_frame, SWITCH_IO_FLAG_NONE, 0);
if (!SWITCH_READ_ACCEPTABLE(status)) {
break;
}
}
if ((write_frame.datalen = (uint32_t) switch_buffer_read_loop(tto->audio_buffer,
fdata, write_frame.codec->implementation->decoded_bytes_per_packet)) <= 0) {
break;
}
write_frame.samples = write_frame.datalen / 2;
if (switch_core_session_write_frame(session, &write_frame, SWITCH_IO_FLAG_NONE, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Bad Write\n");
break;
}
}
if (tto->timer) {
switch_core_thread_session_end(session);
}
return JS_TRUE;
}
return JS_FALSE;
}
static switch_status_t switch_vpx_decode(switch_codec_t *codec, switch_frame_t *frame)
{
vpx_context_t *context = (vpx_context_t *)codec->private_info;
switch_size_t len;
vpx_codec_ctx_t *decoder = NULL;
switch_status_t status = SWITCH_STATUS_SUCCESS;
int is_start = 0, is_keyframe = 0, get_refresh = 0;
if (context->is_vp9) {
is_start = is_keyframe = IS_VP9_KEY_FRAME(*(unsigned char *)frame->data);
} else { // vp8
is_start = (*(unsigned char *)frame->data & 0x10);
is_keyframe = IS_VP8_KEY_FRAME((uint8_t *)frame->data);
}
// if (is_keyframe) switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "got key %d\n", is_keyframe);
if (context->need_decoder_reset != 0) {
vpx_codec_destroy(&context->decoder);
context->decoder_init = 0;
init_decoder(codec);
context->need_decoder_reset = 0;
}
if (!context->decoder_init) {
init_decoder(codec);
}
if (!context->decoder_init) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "VPX decoder is not initialized!\n");
return SWITCH_STATUS_FALSE;
}
decoder = &context->decoder;
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "len: %d ts: %u mark:%d\n", frame->datalen, frame->timestamp, frame->m);
// context->last_received_timestamp = frame->timestamp;
context->last_received_complete_picture = frame->m ? SWITCH_TRUE : SWITCH_FALSE;
if (is_start) {
context->got_start_frame = 1;
}
if (is_keyframe) {
if (context->got_key_frame <= 0) {
context->got_key_frame = 1;
if (!is_keyframe) {
get_refresh = 1;
}
} else {
context->got_key_frame++;
}
} else if (context->got_key_frame <= 0) {
if ((--context->got_key_frame % 200) == 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "Waiting for key frame %d\n", context->got_key_frame);
}
if (!context->got_start_frame) {
switch_goto_status(SWITCH_STATUS_MORE_DATA, end);
}
}
status = context->is_vp9 ? buffer_vp9_packets(context, frame) : buffer_vp8_packets(context, frame);
if (context->dec_iter && (frame->img = (switch_image_t *) vpx_codec_get_frame(decoder, &context->dec_iter))) {
switch_goto_status(SWITCH_STATUS_SUCCESS, end);
}
//printf("READ buf:%ld got_key:%d st:%d m:%d\n", switch_buffer_inuse(context->vpx_packet_buffer), context->got_key_frame, status, frame->m);
len = switch_buffer_inuse(context->vpx_packet_buffer);
//if (frame->m && (status != SWITCH_STATUS_SUCCESS || !len)) {
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "WTF????? %d %ld\n", status, len);
//}
if (status == SWITCH_STATUS_SUCCESS && frame->m && len) {
uint8_t *data;
int corrupted = 0;
int err;
switch_buffer_peek_zerocopy(context->vpx_packet_buffer, (void *)&data);
context->dec_iter = NULL;
err = vpx_codec_decode(decoder, data, (unsigned int)len, NULL, 0);
if (err != VPX_CODEC_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "Error decoding %" SWITCH_SIZE_T_FMT " bytes, [%d:%s:%s]\n",
len, err, vpx_codec_error(decoder), vpx_codec_error_detail(decoder));
switch_goto_status(SWITCH_STATUS_RESTART, end);
}
if (vpx_codec_control(decoder, VP8D_GET_FRAME_CORRUPTED, &corrupted) != VPX_CODEC_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "VPX control error!\n");
switch_goto_status(SWITCH_STATUS_RESTART, end);
}
if (corrupted) {
frame->img = NULL;
} else {
frame->img = (switch_image_t *) vpx_codec_get_frame(decoder, &context->dec_iter);
}
switch_buffer_zero(context->vpx_packet_buffer);
if (!frame->img) {
//context->need_decoder_reset = 1;
context->got_key_frame = 0;
context->got_start_frame = 0;
status = SWITCH_STATUS_RESTART;
}
}
end:
if (status == SWITCH_STATUS_RESTART) {
switch_buffer_zero(context->vpx_packet_buffer);
//context->need_decoder_reset = 1;
context->got_key_frame = 0;
context->got_start_frame = 0;
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "RESET VPX\n");
}
if (!frame->img || status == SWITCH_STATUS_RESTART) {
status = SWITCH_STATUS_MORE_DATA;
}
if (context->got_key_frame <= 0 || get_refresh) {
switch_set_flag(frame, SFF_WAIT_KEY_FRAME);
}
return status;
}
static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void *obj)
{
local_stream_source_t *source = obj;
switch_file_handle_t fh = { 0 };
local_stream_context_t *cp;
char file_buf[128] = "", path_buf[512] = "";
switch_timer_t timer = { 0 };
int fd = -1;
switch_buffer_t *audio_buffer;
switch_byte_t *dist_buf;
switch_size_t used;
int skip = 0;
switch_memory_pool_t *temp_pool = NULL;
switch_mutex_lock(globals.mutex);
THREADS++;
switch_mutex_unlock(globals.mutex);
if (!source->prebuf) {
source->prebuf = DEFAULT_PREBUFFER_SIZE;
}
switch_buffer_create_dynamic(&audio_buffer, 1024, source->prebuf + 10, 0);
dist_buf = switch_core_alloc(source->pool, source->prebuf + 10);
if (source->shuffle) {
skip = do_rand();
}
switch_thread_rwlock_create(&source->rwlock, source->pool);
if (RUNNING) {
switch_mutex_lock(globals.mutex);
switch_core_hash_insert(globals.source_hash, source->name, source);
switch_mutex_unlock(globals.mutex);
source->ready = 1;
}
while (RUNNING && !source->stopped) {
const char *fname;
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
if (switch_core_new_memory_pool(&temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error creating pool");
goto done;
}
if (switch_dir_open(&source->dir_handle, source->location, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't open directory: %s\n", source->location);
goto done;
}
switch_yield(1000000);
while (RUNNING) {
switch_size_t olen;
uint8_t abuf[SWITCH_RECOMMENDED_BUFFER_SIZE] = { 0 };
if (fd > -1) {
char *p;
if (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
if ((p = strchr(path_buf, '\r')) || (p = strchr(path_buf, '\n'))) {
*p = '\0';
}
} else {
close(fd);
fd = -1;
continue;
}
} else {
if (!(fname = switch_dir_next_file(source->dir_handle, file_buf, sizeof(file_buf)))) {
break;
}
switch_snprintf(path_buf, sizeof(path_buf), "%s%s%s", source->location, SWITCH_PATH_SEPARATOR, fname);
if (switch_stristr(".loc", path_buf)) {
if ((fd = open(path_buf, O_RDONLY)) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
}
continue;
}
}
if (skip > 0) {
skip--;
continue;
}
fname = path_buf;
fh.prebuf = source->prebuf;
fh.pre_buffer_datalen = source->prebuf;
if (switch_core_file_open(&fh,
(char *) fname,
source->channels, source->rate, SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
continue;
}
if (switch_core_timer_init(&timer, source->timer_name, source->interval, source->samples, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't start timer.\n");
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
goto done;
}
while (RUNNING) {
int is_open;
switch_file_handle_t *use_fh = &fh;
switch_core_timer_next(&timer);
olen = source->samples;
if (source->chime_total) {
if (source->chime_counter > 0) {
source->chime_counter -= source->samples;
}
if (!switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN) && source->chime_counter <= 0) {
char *val;
val = source->chime_list[source->chime_cur++];
if (source->chime_cur >= source->chime_total) {
source->chime_cur = 0;
}
if (switch_core_file_open(&source->chime_fh,
(char *) val,
source->channels,
source->rate, SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", val);
}
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
use_fh = &source->chime_fh;
}
}
retry:
is_open = switch_test_flag(use_fh, SWITCH_FILE_OPEN);
if (is_open) {
if (switch_core_file_read(use_fh, abuf, &olen) != SWITCH_STATUS_SUCCESS || !olen) {
switch_core_file_close(use_fh);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
}
is_open = 0;
} else {
if (use_fh == &source->chime_fh && source->chime_max) {
source->chime_max_counter += source->samples;
if (source->chime_max_counter >= source->chime_max) {
source->chime_max_counter = 0;
switch_core_file_close(use_fh);
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
goto retry;
}
}
switch_buffer_write(audio_buffer, abuf, olen * 2);
}
}
used = switch_buffer_inuse(audio_buffer);
if (!used && !is_open) {
break;
}
if (!is_open || used >= source->prebuf || (source->total && used > source->samples * 2)) {
used = switch_buffer_read(audio_buffer, dist_buf, source->samples * 2);
if (source->total) {
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (switch_test_flag(cp->handle, SWITCH_FILE_CALLBACK)) {
continue;
}
switch_mutex_lock(cp->audio_mutex);
if (switch_buffer_inuse(cp->audio_buffer) > source->samples * 768) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Leaking stream handle! [%s() %s:%d]\n", cp->func, cp->file,
cp->line);
switch_buffer_zero(cp->audio_buffer);
} else {
switch_buffer_write(cp->audio_buffer, dist_buf, used);
}
switch_mutex_unlock(cp->audio_mutex);
}
switch_mutex_unlock(source->mutex);
}
}
}
switch_core_timer_destroy(&timer);
if (RUNNING && source->shuffle) {
skip = do_rand();
}
}
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
}
done:
if (switch_test_flag((&fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&fh);
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&source->chime_fh);
}
source->ready = 0;
switch_mutex_lock(globals.mutex);
switch_core_hash_delete(globals.source_hash, source->name);
switch_mutex_unlock(globals.mutex);
switch_thread_rwlock_wrlock(source->rwlock);
switch_thread_rwlock_unlock(source->rwlock);
switch_buffer_destroy(&audio_buffer);
if (fd > -1) {
close(fd);
}
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
switch_core_destroy_memory_pool(&source->pool);
switch_mutex_lock(globals.mutex);
THREADS--;
switch_mutex_unlock(globals.mutex);
return NULL;
}
static switch_status_t do_write_video(switch_file_handle_t *handle, switch_frame_t *frame)
{
uint32_t datalen = frame->datalen;
switch_status_t status = SWITCH_STATUS_SUCCESS;
int is_iframe = 0;
uint32_t size;
uint8_t *hdr = NULL;
uint8_t fragment_type;
uint8_t nal_type;
uint8_t start_bit;
mp4_file_context_t *context = handle->private_info;
hdr = (uint8_t *)frame->data;
fragment_type = hdr[0] & 0x1f;
nal_type = hdr[1] & 0x1f;
start_bit = hdr[1] & 0x80;
is_iframe = (((fragment_type == 28 || fragment_type == 29) && nal_type == 5 && start_bit == 128) || fragment_type == 5 || fragment_type ==7 || fragment_type ==8) ? 1 : 0;
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%02x %02x %02x | len:%d m:%d st:%d i:%d\n", hdr[0], hdr[1], hdr[2], datalen, frame->m, start_bit, is_iframe);
size = htonl(datalen);
switch_buffer_write(context->buf, &size, 4);
switch_buffer_write(context->buf, hdr, datalen);
switch_mutex_lock(context->mutex);
if (fragment_type == 7 && !context->sps_set) { //sps
context->sps_set = 1;
init_video_track(context->fd, &context->video, frame);
if (context->video == MP4_INVALID_TRACK_ID) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error add video track!\n");
switch_goto_status(SWITCH_STATUS_FALSE, end);
}
} else if (fragment_type == 8 && context->sps_set && !context->pps_set) { //pps
MP4AddH264PictureParameterSet(context->fd, context->video, hdr, datalen);
context->pps_set = 1;
}
if (nal_type == 7 || nal_type == 8 || frame->m == 0) {
} else if (context->sps_set && context->pps_set) {
uint32_t used = switch_buffer_inuse(context->buf);
const void *data;
int duration = 0;
if (!context->timer.interval) {
switch_core_timer_init(&context->timer, "soft", 1, 1, context->pool);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "init timer\n");
} else {
switch_core_timer_sync(&context->timer);
}
duration = context->timer.samplecount - context->last_pts;
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "samplecount: %u, duration: %u\n", context->timer.samplecount, duration);
switch_buffer_peek_zerocopy(context->buf, &data);
if (context->last_pts == 0) { // first img, write at the very beginning so we don't see blank screen
duration /= 2;
MP4WriteSample(context->fd, context->video, data, used, duration, 0, is_iframe);
if (duration > context->offset) {
duration -= context->offset;
} else {
duration = 0;
}
}
context->last_pts = context->timer.samplecount;
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "samplecount: %u, duration: %u\n", context->timer.samplecount, duration);
if (duration) {
MP4WriteSample(context->fd, context->video, data, used, duration, 0, is_iframe);
}
switch_buffer_zero(context->buf);
}
end:
switch_mutex_unlock(context->mutex);
return status;
}
static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void *obj)
{
local_stream_source_t *source = obj;
switch_file_handle_t fh = { 0 };
local_stream_context_t *cp;
char file_buf[128] = "", path_buf[512] = "";
switch_timer_t timer = { 0 };
int fd = -1;
switch_buffer_t *audio_buffer;
switch_byte_t *dist_buf;
switch_size_t used;
int skip = 0;
switch_memory_pool_t *temp_pool = NULL;
switch_mutex_lock(globals.mutex);
THREADS++;
switch_mutex_unlock(globals.mutex);
if (!source->prebuf) {
source->prebuf = DEFAULT_PREBUFFER_SIZE;
}
switch_buffer_create_dynamic(&audio_buffer, 1024, source->prebuf + 10, 0);
dist_buf = switch_core_alloc(source->pool, source->prebuf + 10);
if (source->shuffle) {
skip = do_rand();
}
switch_thread_rwlock_create(&source->rwlock, source->pool);
if (RUNNING) {
switch_mutex_lock(globals.mutex);
switch_core_hash_insert(globals.source_hash, source->name, source);
switch_mutex_unlock(globals.mutex);
source->ready = 1;
}
while (RUNNING && !source->stopped) {
const char *fname;
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
if (switch_core_new_memory_pool(&temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error creating pool");
goto done;
}
if (switch_dir_open(&source->dir_handle, source->location, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't open directory: %s\n", source->location);
goto done;
}
switch_yield(1000000);
while (RUNNING && !source->stopped) {
switch_size_t olen;
uint8_t abuf[SWITCH_RECOMMENDED_BUFFER_SIZE] = { 0 };
if (fd > -1) {
char *p;
if (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
if ((p = strchr(path_buf, '\r')) || (p = strchr(path_buf, '\n'))) {
*p = '\0';
}
} else {
close(fd);
fd = -1;
continue;
}
} else {
if (!(fname = switch_dir_next_file(source->dir_handle, file_buf, sizeof(file_buf)))) {
break;
}
switch_snprintf(path_buf, sizeof(path_buf), "%s%s%s", source->location, SWITCH_PATH_SEPARATOR, fname);
if (switch_stristr(".loc", path_buf)) {
if ((fd = open(path_buf, O_RDONLY)) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
}
continue;
}
}
if (skip > 0) {
skip--;
continue;
}
fname = path_buf;
fh.prebuf = source->prebuf;
fh.pre_buffer_datalen = source->prebuf;
if (switch_core_file_open(&fh,
(char *) fname,
source->channels, source->rate, SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
continue;
}
if (switch_core_timer_init(&timer, source->timer_name, source->interval, (int)source->samples, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't start timer.\n");
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
goto done;
}
while (RUNNING && !source->stopped) {
int is_open;
switch_file_handle_t *use_fh = &fh;
switch_core_timer_next(&timer);
olen = source->samples;
if (source->chime_total) {
if (source->chime_counter > 0) {
source->chime_counter -= (int32_t)source->samples;
}
if (!switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN) && source->chime_counter <= 0) {
char *val;
val = source->chime_list[source->chime_cur++];
if (source->chime_cur >= source->chime_total) {
source->chime_cur = 0;
}
if (switch_core_file_open(&source->chime_fh,
(char *) val,
source->channels,
source->rate, SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", val);
}
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
use_fh = &source->chime_fh;
}
}
retry:
is_open = switch_test_flag(use_fh, SWITCH_FILE_OPEN);
if (source->hup) {
source->hup = 0;
if (is_open) {
is_open = 0;
switch_core_file_close(use_fh);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
goto retry;
//switch_core_file_close(&fh);
}
}
}
if (is_open) {
if (switch_core_file_read(use_fh, abuf, &olen) != SWITCH_STATUS_SUCCESS || !olen) {
switch_core_file_close(use_fh);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
}
is_open = 0;
} else {
if (use_fh == &source->chime_fh && source->chime_max) {
source->chime_max_counter += (int32_t)source->samples;
if (source->chime_max_counter >= source->chime_max) {
source->chime_max_counter = 0;
switch_core_file_close(use_fh);
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
goto retry;
}
}
switch_buffer_write(audio_buffer, abuf, olen * 2);
}
}
used = switch_buffer_inuse(audio_buffer);
if (!used && !is_open) {
break;
}
if (!is_open || used >= source->prebuf || (source->total && used > source->samples * 2)) {
used = switch_buffer_read(audio_buffer, dist_buf, source->samples * 2);
if (source->total) {
uint32_t bused = 0;
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (switch_test_flag(cp->handle, SWITCH_FILE_CALLBACK)) {
continue;
}
switch_mutex_lock(cp->audio_mutex);
bused = (uint32_t)switch_buffer_inuse(cp->audio_buffer);
if (bused > source->samples * 768) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "Flushing Stream Handle Buffer [%s() %s:%d] size: %u samples: %ld\n",
cp->func, cp->file, cp->line, bused, (long)source->samples);
switch_buffer_zero(cp->audio_buffer);
} else {
switch_buffer_write(cp->audio_buffer, dist_buf, used);
}
switch_mutex_unlock(cp->audio_mutex);
}
switch_mutex_unlock(source->mutex);
}
}
}
switch_core_timer_destroy(&timer);
if (RUNNING && source->shuffle) {
skip = do_rand();
}
}
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
if (source->full_reload) {
if (source->rwlock && switch_thread_rwlock_trywrlock(source->rwlock) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Cannot stop local_stream://%s because it is in use.\n",source->name);
if (source->part_reload) {
switch_xml_t cfg, xml, directory, param;
if (!(xml = switch_xml_open_cfg(global_cf, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Open of %s failed\n", global_cf);
}
if ((directory = switch_xml_find_child(cfg, "directory", "name", source->name))) {
for (param = switch_xml_child(directory, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
if (!strcasecmp(var, "shuffle")) {
source->shuffle = switch_true(val);
} else if (!strcasecmp(var, "chime-freq")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_freq = tmp;
}
} else if (!strcasecmp(var, "chime-max")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_max = tmp;
}
} else if (!strcasecmp(var, "chime-list")) {
char *list_dup = switch_core_strdup(source->pool, val);
source->chime_total =
switch_separate_string(list_dup, ',', source->chime_list, (sizeof(source->chime_list) / sizeof(source->chime_list[0])));
} else if (!strcasecmp(var, "interval")) {
int tmp = atoi(val);
if (SWITCH_ACCEPTABLE_INTERVAL(tmp)) {
source->interval = tmp;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING,
"Interval must be multiple of 10 and less than %d, Using default of 20\n", SWITCH_MAX_INTERVAL);
}
}
if (source->chime_max) {
source->chime_max *= source->rate;
}
if (source->chime_total) {
source->chime_counter = source->rate * source->chime_freq;
}
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s partially reloaded.\n",source->name);
source->part_reload = 0;
}
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s fully reloaded.\n",source->name);
launch_streams(source->name);
goto done;
}
}
}
done:
if (switch_test_flag((&fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&fh);
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&source->chime_fh);
}
source->ready = 0;
switch_mutex_lock(globals.mutex);
switch_core_hash_delete(globals.source_hash, source->name);
switch_mutex_unlock(globals.mutex);
switch_thread_rwlock_wrlock(source->rwlock);
switch_thread_rwlock_unlock(source->rwlock);
switch_buffer_destroy(&audio_buffer);
if (fd > -1) {
close(fd);
}
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
switch_core_destroy_memory_pool(&source->pool);
switch_mutex_lock(globals.mutex);
THREADS--;
switch_mutex_unlock(globals.mutex);
return NULL;
}
static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void *obj)
{
local_stream_source_t *source = obj;
switch_file_handle_t fh = { 0 };
local_stream_context_t *cp;
char file_buf[128] = "", path_buf[512] = "", last_path[512], png_buf[512] = "", tmp_buf[512] = "";
switch_timer_t timer = { 0 };
int fd = -1;
switch_buffer_t *audio_buffer;
switch_byte_t *dist_buf;
switch_size_t used;
int skip = 0;
switch_memory_pool_t *temp_pool = NULL;
uint32_t dir_count = 0, do_shuffle = 0;
char *p;
switch_mutex_lock(globals.mutex);
THREADS++;
switch_mutex_unlock(globals.mutex);
if (!source->prebuf) {
source->prebuf = DEFAULT_PREBUFFER_SIZE;
}
if (source->shuffle) {
do_shuffle = 1;
}
switch_queue_create(&source->video_q, 500, source->pool);
switch_buffer_create_dynamic(&audio_buffer, 1024, source->prebuf + 10, 0);
dist_buf = switch_core_alloc(source->pool, source->prebuf + 10);
switch_thread_rwlock_create(&source->rwlock, source->pool);
if (RUNNING) {
switch_mutex_lock(globals.mutex);
switch_core_hash_insert(globals.source_hash, source->name, source);
switch_mutex_unlock(globals.mutex);
source->ready = 1;
}
while (RUNNING && !source->stopped) {
const char *fname;
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
if (switch_core_new_memory_pool(&temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error creating pool");
goto done;
}
if (switch_dir_open(&source->dir_handle, source->location, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't open directory: %s\n", source->location);
goto done;
}
if (fd > -1) {
dir_count = 0;
while (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
dir_count++;
}
lseek(fd, 0, SEEK_SET);
} else {
dir_count = switch_dir_count(source->dir_handle);
}
if (do_shuffle) {
skip = do_rand(dir_count);
do_shuffle = 0;
}
switch_yield(1000000);
while (RUNNING && !source->stopped) {
switch_size_t olen;
uint8_t abuf[SWITCH_RECOMMENDED_BUFFER_SIZE] = { 0 };
const char *artist = NULL, *title = NULL;
if (fd > -1) {
char *pb;
if (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
if ((pb = strchr(path_buf, '\r')) || (pb = strchr(path_buf, '\n'))) {
*pb = '\0';
}
} else {
close(fd);
fd = -1;
continue;
}
} else {
if (!(fname = switch_dir_next_file(source->dir_handle, file_buf, sizeof(file_buf)))) {
break;
}
switch_snprintf(path_buf, sizeof(path_buf), "%s%s%s", source->location, SWITCH_PATH_SEPARATOR, fname);
if (switch_stristr(".loc", path_buf)) {
if ((fd = open(path_buf, O_RDONLY)) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
}
continue;
}
}
if (dir_count > 1 && !strcmp(last_path, path_buf)) {
continue;
}
if (skip > 0) {
skip--;
continue;
}
switch_set_string(last_path, path_buf);
fname = path_buf;
fh.prebuf = source->prebuf;
fh.pre_buffer_datalen = source->prebuf;
if (switch_core_file_open(&fh,
(char *) fname,
source->channels, source->rate, SWITCH_FILE_FLAG_VIDEO | SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
continue;
}
if (switch_core_file_has_video(&fh)) {
flush_video_queue(source->video_q);
}
if (switch_core_timer_init(&timer, source->timer_name, source->interval, (int)source->samples, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't start timer.\n");
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
goto done;
}
switch_img_free(&source->cover_art);
switch_set_string(tmp_buf, path_buf);
if ((p = strrchr(tmp_buf, '/'))) {
*p++ = '\0';
switch_snprintf(png_buf, sizeof(png_buf), "%s/art/%s.png", tmp_buf, p);
if (switch_file_exists(png_buf, source->pool) == SWITCH_STATUS_SUCCESS) {
source->cover_art = switch_img_read_png(png_buf, SWITCH_IMG_FMT_I420);
}
}
source->serno++;
switch_safe_free(source->banner_txt);
title = artist = NULL;
switch_core_file_get_string(&fh, SWITCH_AUDIO_COL_STR_ARTIST, &artist);
switch_core_file_get_string(&fh, SWITCH_AUDIO_COL_STR_TITLE, &title);
if (title && (source->cover_art || switch_core_file_has_video(&fh))) {
const char *format = "#cccccc:#333333:FreeSans.ttf:3%:";
if (artist) {
source->banner_txt = switch_mprintf("%s%s (%s)", format, title, artist);
} else {
source->banner_txt = switch_mprintf("%s%s", format, title);
}
}
while (RUNNING && !source->stopped) {
int is_open;
switch_file_handle_t *use_fh = &fh;
switch_core_timer_next(&timer);
olen = source->samples;
if (source->chime_total) {
if (source->chime_counter > 0) {
source->chime_counter -= (int32_t)source->samples;
}
if (!switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN) && source->chime_counter <= 0) {
char *val;
val = source->chime_list[source->chime_cur++];
if (source->chime_cur >= source->chime_total) {
source->chime_cur = 0;
}
if (switch_core_file_open(&source->chime_fh,
(char *) val,
source->channels,
source->rate, SWITCH_FILE_FLAG_VIDEO | SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", val);
}
if (switch_core_file_has_video(&source->chime_fh)) {
flush_video_queue(source->video_q);
}
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
use_fh = &source->chime_fh;
}
}
retry:
source->has_video = switch_core_file_has_video(use_fh) || source->cover_art || source->banner_txt;
is_open = switch_test_flag(use_fh, SWITCH_FILE_OPEN);
if (source->hup) {
source->hup = 0;
if (is_open) {
is_open = 0;
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
switch_core_file_close(&fh);
use_fh = &fh;
}
goto retry;
}
}
if (is_open) {
if (switch_core_has_video() && switch_core_file_has_video(use_fh)) {
switch_frame_t vid_frame = { 0 };
if (use_fh == &source->chime_fh && switch_core_file_has_video(&fh)) {
if (switch_core_file_read_video(&fh, &vid_frame, SVR_FLUSH) == SWITCH_STATUS_SUCCESS) {
switch_img_free(&vid_frame.img);
}
}
if (switch_core_file_read_video(use_fh, &vid_frame, SVR_FLUSH) == SWITCH_STATUS_SUCCESS) {
if (vid_frame.img) {
int flush = 1;
source->has_video = 1;
if (source->total) {
if (switch_queue_trypush(source->video_q, vid_frame.img) == SWITCH_STATUS_SUCCESS) {
flush = 0;
}
}
if (flush) {
switch_img_free(&vid_frame.img);
flush_video_queue(source->video_q);
}
}
}
} else {
source->has_video = 0;
}
if (use_fh == &source->chime_fh) {
olen = source->samples;
switch_core_file_read(&fh, abuf, &olen);
olen = source->samples;
}
if (switch_core_file_read(use_fh, abuf, &olen) != SWITCH_STATUS_SUCCESS || !olen) {
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
} else {
is_open = 0;
}
} else {
if (use_fh == &source->chime_fh && source->chime_max) {
source->chime_max_counter += (int32_t)source->samples;
if (source->chime_max_counter >= source->chime_max) {
source->chime_max_counter = 0;
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
goto retry;
}
}
if (source->total) {
switch_buffer_write(audio_buffer, abuf, olen * 2 * source->channels);
} else {
switch_buffer_zero(audio_buffer);
}
}
}
used = switch_buffer_inuse(audio_buffer);
if (!used && !is_open) {
break;
}
if (!is_open || used >= source->prebuf || (source->total && used > source->samples * 2 * source->channels)) {
void *pop;
used = switch_buffer_read(audio_buffer, dist_buf, source->samples * 2 * source->channels);
if (!source->total) {
flush_video_queue(source->video_q);
} else {
uint32_t bused = 0;
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (source->has_video) {
switch_set_flag(cp->handle, SWITCH_FILE_FLAG_VIDEO);
} else {
switch_clear_flag(cp->handle, SWITCH_FILE_FLAG_VIDEO);
}
if (switch_test_flag(cp->handle, SWITCH_FILE_CALLBACK)) {
continue;
}
switch_mutex_lock(cp->audio_mutex);
bused = (uint32_t)switch_buffer_inuse(cp->audio_buffer);
if (bused > source->samples * 768) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "Flushing Stream Handle Buffer [%s() %s:%d] size: %u samples: %ld\n",
cp->func, cp->file, cp->line, bused, (long)source->samples);
switch_buffer_zero(cp->audio_buffer);
} else {
switch_buffer_write(cp->audio_buffer, dist_buf, used);
}
switch_mutex_unlock(cp->audio_mutex);
}
switch_mutex_unlock(source->mutex);
while (switch_queue_trypop(source->video_q, &pop) == SWITCH_STATUS_SUCCESS) {
switch_image_t *img = (switch_image_t *) pop;
switch_image_t *imgcp = NULL;
if (source->total == 1) {
switch_queue_push(source->context_list->video_q, img);
} else {
if (source->context_list) {
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (cp->video_q) {
imgcp = NULL;
switch_img_copy(img, &imgcp);
if (imgcp) {
if (switch_queue_trypush(cp->video_q, imgcp) != SWITCH_STATUS_SUCCESS) {
flush_video_queue(cp->video_q);
}
}
}
}
switch_mutex_unlock(source->mutex);
}
switch_img_free(&img);
}
}
}
}
}
switch_core_timer_destroy(&timer);
if (RUNNING && source->shuffle) {
skip = do_rand(dir_count);
}
}
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
if (source->full_reload) {
if (source->rwlock && switch_thread_rwlock_trywrlock(source->rwlock) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Cannot stop local_stream://%s because it is in use.\n",source->name);
if (source->part_reload) {
switch_xml_t cfg, xml, directory, param;
if (!(xml = switch_xml_open_cfg(global_cf, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Open of %s failed\n", global_cf);
}
if ((directory = switch_xml_find_child(cfg, "directory", "name", source->name))) {
for (param = switch_xml_child(directory, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
if (!strcasecmp(var, "shuffle")) {
source->shuffle = switch_true(val);
} else if (!strcasecmp(var, "chime-freq")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_freq = tmp;
}
} else if (!strcasecmp(var, "chime-max")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_max = tmp;
}
} else if (!strcasecmp(var, "chime-list")) {
char *list_dup = switch_core_strdup(source->pool, val);
source->chime_total =
switch_separate_string(list_dup, ',', source->chime_list, (sizeof(source->chime_list) / sizeof(source->chime_list[0])));
} else if (!strcasecmp(var, "interval")) {
int tmp = atoi(val);
if (SWITCH_ACCEPTABLE_INTERVAL(tmp)) {
source->interval = tmp;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING,
"Interval must be multiple of 10 and less than %d, Using default of 20\n", SWITCH_MAX_INTERVAL);
}
}
if (source->chime_max) {
source->chime_max *= source->rate;
}
if (source->chime_total) {
source->chime_counter = source->rate * source->chime_freq;
}
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s partially reloaded.\n",source->name);
source->part_reload = 0;
}
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s fully reloaded.\n",source->name);
launch_streams(source->name);
goto done;
}
}
}
done:
switch_safe_free(source->banner_txt);
if (switch_test_flag((&fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&fh);
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&source->chime_fh);
}
source->ready = 0;
switch_mutex_lock(globals.mutex);
switch_core_hash_delete(globals.source_hash, source->name);
switch_mutex_unlock(globals.mutex);
switch_thread_rwlock_wrlock(source->rwlock);
switch_thread_rwlock_unlock(source->rwlock);
switch_buffer_destroy(&audio_buffer);
flush_video_queue(source->video_q);
if (fd > -1) {
close(fd);
}
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
switch_core_destroy_memory_pool(&source->pool);
switch_mutex_lock(globals.mutex);
THREADS--;
switch_mutex_unlock(globals.mutex);
return NULL;
}
static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void *obj)
{
portaudio_stream_source_t *source = obj;
portaudio_stream_context_t *cp;
int samples = 0;
int bused, bytesToWrite;
switch_mutex_lock(globals.mutex);
globals.threads++;
switch_mutex_unlock(globals.mutex);
if (!source->prebuf) {
source->prebuf = DEFAULT_PREBUFFER_SIZE;
}
switch_mutex_lock(globals.mutex);
switch_core_hash_insert(globals.source_hash, source->sourcename, source);
switch_mutex_unlock(globals.mutex);
switch_thread_rwlock_create(&source->rwlock, source->pool);
if (engage_device(source, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, " Dev %d cant be engaged !\n", (int) source->sourcedev);
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, " Dev %d engaged at %d rate!\n", (int) source->sourcedev, (int) source->rate);
if (globals.running && !source->stopped) {
source->ready = 1;
if (!source->audio_stream) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No Audio Stream wops!\n");
source->stopped = 0;
source->ready = 0;
} else {
while (globals.running && !source->stopped) {
samples = 0;
switch_mutex_lock(source->device_lock);
samples = ReadAudioStream(source->audio_stream, source->databuf,
source->read_codec.implementation->samples_per_packet, 0, &source->timer);
switch_mutex_unlock(source->device_lock);
if (samples) {
bytesToWrite = source->samples;
if (samples < bytesToWrite) {
bytesToWrite = samples;
}
bytesToWrite *= source->audio_stream->bytesPerFrame;
if (source->total) {
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp; cp = cp->next) {
switch_mutex_lock(cp->audio_mutex);
bused = switch_buffer_inuse(cp->audio_buffer);
if (bused > source->samples * 768) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Leaking stream handle! [%s() %s:%d] %d used %d max\n",
cp->func, cp->file, cp->line, (int) bused, (int) (source->samples * 768));
switch_buffer_zero(cp->audio_buffer);
} else {
switch_buffer_write(cp->audio_buffer, source->databuf, bytesToWrite);
}
switch_mutex_unlock(cp->audio_mutex);
}
switch_mutex_unlock(source->mutex);
}
}
}
}
}
}
source->ready = 0;
switch_mutex_lock(globals.mutex);
switch_core_hash_delete(globals.source_hash, source->sourcename);
switch_mutex_unlock(globals.mutex);
switch_thread_rwlock_wrlock(source->rwlock);
switch_thread_rwlock_unlock(source->rwlock);
switch_mutex_lock(source->device_lock);
CloseAudioStream(source->audio_stream);
if (switch_core_codec_ready(&source->read_codec)) {
switch_core_codec_destroy(&source->read_codec);
switch_core_codec_destroy(&source->write_codec);
}
if (switch_core_codec_ready(&source->write_codec)) {
switch_core_codec_destroy(&source->write_codec);
}
switch_mutex_unlock(source->device_lock);
switch_core_destroy_memory_pool(&source->pool);
switch_mutex_lock(globals.mutex);
globals.threads--;
switch_mutex_unlock(globals.mutex);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, " thread ending succesfully !\n");
switch_thread_exit(thread, SWITCH_STATUS_SUCCESS);
return NULL;
}
static switch_status_t buffer_vp8_packets(vpx_context_t *context, switch_frame_t *frame)
{
uint8_t *data = frame->data;
uint8_t S;
uint8_t DES;
// uint8_t PID;
int len;
#if 0
int key = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO,
"VIDEO VPX: seq: %d ts: %u len: %ld %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x mark: %d\n",
frame->seq, frame->timestamp, frame->datalen,
*((uint8_t *)data), *((uint8_t *)data + 1),
*((uint8_t *)data + 2), *((uint8_t *)data + 3),
*((uint8_t *)data + 4), *((uint8_t *)data + 5),
*((uint8_t *)data + 6), *((uint8_t *)data + 7),
*((uint8_t *)data + 8), *((uint8_t *)data + 9),
*((uint8_t *)data + 10), frame->m);
#endif
DES = *data;
data++;
S = (DES & 0x10);
// PID = DES & 0x07;
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "DATA LEN %d S BIT %d PID: %d\n", frame->datalen, S, PID);
if (DES & 0x80) { // X
uint8_t X = *data;
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "X BIT SET\n");
data++;
if (X & 0x80) { // I
uint8_t M = (*data) & 0x80;
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "I BIT SET\n");
data++;
if (M) {
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "M BIT SET\n");
data++;
}
}
if (X & 0x40) {
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "L BIT SET\n");
data++; // L
}
if (X & 0x30) {
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "T/K BIT SET\n");
data++; // T/K
}
}
if (!switch_buffer_inuse(context->vpx_packet_buffer) && !S) {
if (context->got_key_frame > 0) {
context->got_key_frame = 0;
context->got_start_frame = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG2, "packet loss?\n");
}
return SWITCH_STATUS_MORE_DATA;
}
if (S) {
switch_buffer_zero(context->vpx_packet_buffer);
context->last_received_timestamp = frame->timestamp;
#if 0
if (PID == 0) {
key = __IS_VP8_KEY_FRAME(*data);
}
#endif
}
len = frame->datalen - (data - (uint8_t *)frame->data);
//switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "POST PARSE: DATA LEN %d KEY %d KEYBYTE = %0x\n", len, key, *data);
if (len <= 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid packet %d\n", len);
return SWITCH_STATUS_RESTART;
}
if (context->last_received_timestamp != frame->timestamp) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG2, "wrong timestamp %u, expect %u, packet loss?\n", frame->timestamp, context->last_received_timestamp);
switch_buffer_zero(context->vpx_packet_buffer);
return SWITCH_STATUS_RESTART;
}
switch_buffer_write(context->vpx_packet_buffer, data, len);
return SWITCH_STATUS_SUCCESS;
}
/* NB. this starts the input thread after some initial setup for the call leg */
void conference_loop_output(conference_member_t *member)
{
switch_channel_t *channel;
switch_frame_t write_frame = { 0 };
uint8_t *data = NULL;
switch_timer_t timer = { 0 };
uint32_t interval;
uint32_t samples;
//uint32_t csamples;
uint32_t tsamples;
uint32_t flush_len;
uint32_t low_count, bytes;
call_list_t *call_list, *cp;
switch_codec_implementation_t read_impl = { 0 };
int sanity;
switch_status_t st;
switch_core_session_get_read_impl(member->session, &read_impl);
channel = switch_core_session_get_channel(member->session);
interval = read_impl.microseconds_per_packet / 1000;
samples = switch_samples_per_packet(member->conference->rate, interval);
//csamples = samples;
tsamples = member->orig_read_impl.samples_per_packet;
low_count = 0;
bytes = samples * 2 * member->conference->channels;
call_list = NULL;
cp = NULL;
member->loop_loop = 0;
switch_assert(member->conference != NULL);
flush_len = switch_samples_per_packet(member->conference->rate, member->conference->interval) * 2 * member->conference->channels * (500 / member->conference->interval);
if (switch_core_timer_init(&timer, member->conference->timer_name, interval, tsamples, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_ERROR, "Timer Setup Failed. Conference Cannot Start\n");
return;
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG, "Setup timer %s success interval: %u samples: %u\n",
member->conference->timer_name, interval, tsamples);
write_frame.data = data = switch_core_session_alloc(member->session, SWITCH_RECOMMENDED_BUFFER_SIZE);
write_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
write_frame.codec = &member->write_codec;
/* Start the input thread */
conference_loop_launch_input(member, switch_core_session_get_pool(member->session));
if ((call_list = switch_channel_get_private(channel, "_conference_autocall_list_"))) {
const char *cid_name = switch_channel_get_variable(channel, "conference_auto_outcall_caller_id_name");
const char *cid_num = switch_channel_get_variable(channel, "conference_auto_outcall_caller_id_number");
const char *toval = switch_channel_get_variable(channel, "conference_auto_outcall_timeout");
const char *flags = switch_channel_get_variable(channel, "conference_utils_auto_outcall_flags");
const char *profile = switch_channel_get_variable(channel, "conference_auto_outcall_profile");
const char *ann = switch_channel_get_variable(channel, "conference_auto_outcall_announce");
const char *prefix = switch_channel_get_variable(channel, "conference_auto_outcall_prefix");
const char *maxwait = switch_channel_get_variable(channel, "conference_auto_outcall_maxwait");
const char *delimiter_val = switch_channel_get_variable(channel, "conference_auto_outcall_delimiter");
int to = 60;
int wait_sec = 2;
int loops = 0;
if (ann && !switch_channel_test_app_flag_key("conference_silent", channel, CONF_SILENT_REQ)) {
member->conference->special_announce = switch_core_strdup(member->conference->pool, ann);
}
switch_channel_set_private(channel, "_conference_autocall_list_", NULL);
conference_utils_set_flag(member->conference, CFLAG_OUTCALL);
if (toval) {
to = atoi(toval);
if (to < 10 || to > 500) {
to = 60;
}
}
for (cp = call_list; cp; cp = cp->next) {
int argc;
char *argv[512] = { 0 };
char *cpstr = strdup(cp->string);
int x = 0;
switch_assert(cpstr);
if (!zstr(delimiter_val) && strlen(delimiter_val) == 1) {
char delimiter = *delimiter_val;
argc = switch_separate_string(cpstr, delimiter, argv, (sizeof(argv) / sizeof(argv[0])));
} else {
argc = switch_separate_string(cpstr, ',', argv, (sizeof(argv) / sizeof(argv[0])));
}
for (x = 0; x < argc; x++) {
char *dial_str = switch_mprintf("%s%s", switch_str_nil(prefix), argv[x]);
switch_assert(dial_str);
conference_outcall_bg(member->conference, NULL, NULL, dial_str, to, switch_str_nil(flags), cid_name, cid_num, NULL,
profile, &member->conference->cancel_cause, NULL);
switch_safe_free(dial_str);
}
switch_safe_free(cpstr);
}
if (maxwait) {
int tmp = atoi(maxwait);
if (tmp > 0) {
wait_sec = tmp;
}
}
loops = wait_sec * 10;
switch_channel_set_app_flag(channel, CF_APP_TAGGED);
do {
switch_ivr_sleep(member->session, 100, SWITCH_TRUE, NULL);
} while(switch_channel_up(channel) && (member->conference->originating && --loops));
switch_channel_clear_app_flag(channel, CF_APP_TAGGED);
if (!switch_channel_ready(channel)) {
member->conference->cancel_cause = SWITCH_CAUSE_ORIGINATOR_CANCEL;
goto end;
}
conference_member_play_file(member, "tone_stream://%(500,0,640)", 0, SWITCH_TRUE);
}
if (!conference_utils_test_flag(member->conference, CFLAG_ANSWERED)) {
switch_channel_answer(channel);
}
sanity = 2000;
while(!conference_utils_member_test_flag(member, MFLAG_ITHREAD) && sanity > 0) {
switch_cond_next();
sanity--;
}
/* Fair WARNING, If you expect the caller to hear anything or for digit handling to be processed, */
/* you better not block this thread loop for more than the duration of member->conference->timer_name! */
while (!member->loop_loop && conference_utils_member_test_flag(member, MFLAG_RUNNING) && conference_utils_member_test_flag(member, MFLAG_ITHREAD)
&& switch_channel_ready(channel)) {
switch_event_t *event;
int use_timer = 0;
switch_buffer_t *use_buffer = NULL;
uint32_t mux_used = 0;
//if (member->reset_media || switch_channel_test_flag(member->channel, CF_CONFERENCE_RESET_MEDIA)) {
// switch_cond_next();
// continue;
//}
switch_mutex_lock(member->write_mutex);
if (switch_channel_test_flag(member->channel, CF_CONFERENCE_ADV)) {
if (member->conference->la) {
conference_event_adv_la(member->conference, member, SWITCH_TRUE);
}
switch_channel_clear_flag(member->channel, CF_CONFERENCE_ADV);
}
if (switch_core_session_dequeue_event(member->session, &event, SWITCH_FALSE) == SWITCH_STATUS_SUCCESS) {
if (event->event_id == SWITCH_EVENT_MESSAGE) {
char *from = switch_event_get_header(event, "from");
char *to = switch_event_get_header(event, "to");
char *body = switch_event_get_body(event);
if (to && from && body) {
if (strchr(to, '+') && strncmp(to, CONF_CHAT_PROTO, strlen(CONF_CHAT_PROTO))) {
switch_event_del_header(event, "to");
switch_event_add_header(event, SWITCH_STACK_BOTTOM,
"to", "%s+%s@%s", CONF_CHAT_PROTO, member->conference->name, member->conference->domain);
} else {
switch_event_del_header(event, "to");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "to", "%s", member->conference->name);
}
chat_send(event);
}
}
switch_event_destroy(&event);
}
if (switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_OUTBOUND) {
/* test to see if outbound channel has answered */
if (switch_channel_test_flag(channel, CF_ANSWERED) && !conference_utils_test_flag(member->conference, CFLAG_ANSWERED)) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG,
"Outbound conference channel answered, setting CFLAG_ANSWERED\n");
conference_utils_set_flag(member->conference, CFLAG_ANSWERED);
}
} else {
if (conference_utils_test_flag(member->conference, CFLAG_ANSWERED) && !switch_channel_test_flag(channel, CF_ANSWERED)) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG, "CLFAG_ANSWERED set, answering inbound channel\n");
switch_channel_answer(channel);
}
}
use_buffer = NULL;
mux_used = (uint32_t) switch_buffer_inuse(member->mux_buffer);
use_timer = 1;
if (mux_used) {
if (mux_used < bytes) {
if (++low_count >= 5) {
/* partial frame sitting around this long is useless and builds delay */
conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
}
} else if (mux_used > flush_len) {
/* getting behind, clear the buffer */
conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
}
}
if (switch_channel_test_app_flag(channel, CF_APP_TAGGED)) {
conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
} else if (mux_used >= bytes) {
/* Flush the output buffer and write all the data (presumably muxed) back to the channel */
switch_mutex_lock(member->audio_out_mutex);
write_frame.data = data;
use_buffer = member->mux_buffer;
low_count = 0;
if ((write_frame.datalen = (uint32_t) switch_buffer_read(use_buffer, write_frame.data, bytes))) {
if (write_frame.datalen) {
write_frame.samples = write_frame.datalen / 2 / member->conference->channels;
if( !conference_utils_member_test_flag(member, MFLAG_CAN_HEAR)) {
memset(write_frame.data, 255, write_frame.datalen);
} else if (member->volume_out_level) { /* Check for output volume adjustments */
switch_change_sln_volume(write_frame.data, write_frame.samples * member->conference->channels, member->volume_out_level);
}
write_frame.timestamp = timer.samplecount;
if (member->fnode) {
conference_member_add_file_data(member, write_frame.data, write_frame.datalen);
}
conference_member_check_channels(&write_frame, member, SWITCH_FALSE);
if (switch_core_session_write_frame(member->session, &write_frame, SWITCH_IO_FLAG_NONE, 0) != SWITCH_STATUS_SUCCESS) {
switch_mutex_unlock(member->audio_out_mutex);
break;
}
}
}
switch_mutex_unlock(member->audio_out_mutex);
}
if (conference_utils_member_test_flag(member, MFLAG_FLUSH_BUFFER)) {
if (switch_buffer_inuse(member->mux_buffer)) {
switch_mutex_lock(member->audio_out_mutex);
switch_buffer_zero(member->mux_buffer);
switch_mutex_unlock(member->audio_out_mutex);
}
conference_utils_member_clear_flag_locked(member, MFLAG_FLUSH_BUFFER);
}
switch_mutex_unlock(member->write_mutex);
if (conference_utils_member_test_flag(member, MFLAG_INDICATE_MUTE)) {
if (!zstr(member->conference->muted_sound)) {
conference_member_play_file(member, member->conference->muted_sound, 0, SWITCH_TRUE);
} else {
char msg[512];
switch_snprintf(msg, sizeof(msg), "Muted");
conference_member_say(member, msg, 0);
}
conference_utils_member_clear_flag(member, MFLAG_INDICATE_MUTE);
}
if (conference_utils_member_test_flag(member, MFLAG_INDICATE_MUTE_DETECT)) {
if (!zstr(member->conference->mute_detect_sound)) {
conference_member_play_file(member, member->conference->mute_detect_sound, 0, SWITCH_TRUE);
} else {
char msg[512];
switch_snprintf(msg, sizeof(msg), "Currently Muted");
conference_member_say(member, msg, 0);
}
conference_utils_member_clear_flag(member, MFLAG_INDICATE_MUTE_DETECT);
}
if (conference_utils_member_test_flag(member, MFLAG_INDICATE_UNMUTE)) {
if (!zstr(member->conference->unmuted_sound)) {
conference_member_play_file(member, member->conference->unmuted_sound, 0, SWITCH_TRUE);
} else {
char msg[512];
switch_snprintf(msg, sizeof(msg), "Un-Muted");
conference_member_say(member, msg, 0);
}
conference_utils_member_clear_flag(member, MFLAG_INDICATE_UNMUTE);
}
if (switch_core_session_private_event_count(member->session)) {
switch_channel_set_app_flag(channel, CF_APP_TAGGED);
switch_ivr_parse_all_events(member->session);
switch_channel_clear_app_flag(channel, CF_APP_TAGGED);
conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
switch_core_session_set_read_codec(member->session, &member->read_codec);
} else {
switch_ivr_parse_all_messages(member->session);
}
if (use_timer) {
switch_core_timer_next(&timer);
} else {
switch_cond_next();
}
} /* Rinse ... Repeat */
end:
if (!member->loop_loop) {
conference_utils_member_clear_flag_locked(member, MFLAG_RUNNING);
/* Wait for the input thread to end */
if (member->input_thread) {
switch_thread_join(&st, member->input_thread);
member->input_thread = NULL;
}
}
switch_core_timer_destroy(&timer);
if (member->loop_loop) {
return;
}
switch_log_printf(SWITCH_CHANNEL_CHANNEL_LOG(channel), SWITCH_LOG_INFO, "Channel leaving conference, cause: %s\n",
switch_channel_cause2str(switch_channel_get_cause(channel)));
/* if it's an outbound channel, store the release cause in the conference struct, we might need it */
if (switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_OUTBOUND) {
member->conference->bridge_hangup_cause = switch_channel_get_cause(channel);
}
}
