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); } }