diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/sacn.c | 39 | ||||
| -rw-r--r-- | backends/sacn.h | 1 | ||||
| -rw-r--r-- | backends/sacn.md | 1 |
3 files changed, 38 insertions, 3 deletions
diff --git a/backends/sacn.c b/backends/sacn.c index 170769f..247dfc7 100644 --- a/backends/sacn.c +++ b/backends/sacn.c @@ -1,4 +1,5 @@ #define BACKEND_NAME "sacn" +#define DEBUG #include <string.h> #include <sys/types.h> @@ -29,13 +30,15 @@ static struct /*_sacn_global_config*/ { sacn_fd* fd; uint64_t last_announce; uint32_t next_frame; + uint8_t detect; } global_cfg = { .source_name = "MIDIMonster", .cid = {'M', 'I', 'D', 'I', 'M', 'o', 'n', 's', 't', 'e', 'r'}, .fds = 0, .fd = NULL, .last_announce = 0, - .next_frame = 0 + .next_frame = 0, + .detect = 0 }; MM_PLUGIN_API int init(){ @@ -130,6 +133,16 @@ static int sacn_configure(char* option, char* value){ global_cfg.cid[u] = (strtoul(next, &next, 0) & 0xFF); } } + else if(!strcmp(option, "detect")){ + global_cfg.detect = 0; + if(!strcmp(value, "on")){ + global_cfg.detect = 1; + } + else if(!strcmp(value, "verbose")){ + global_cfg.detect = 2; + } + return 0; + } else if(!strcmp(option, "bind")){ mmbackend_parse_hostspec(value, &host, &port, &next); @@ -138,8 +151,13 @@ static int sacn_configure(char* option, char* value){ return 1; } - if(next && !strncmp(next, "local", 5)){ - flags = mcast_loop; + //parse additional socket options + if(next){ + for(next = strtok(next, " "); next; next = strtok(NULL, " ")){ + if(!strcmp(next, "local")){ + flags |= mcast_loop; + } + } } if(sacn_listener(host, port ? port : SACN_PORT, flags)){ @@ -401,6 +419,9 @@ static int sacn_process_frame(instance* inst, sacn_frame_root* frame, sacn_frame //source filtering if(inst_data->filter_enabled && memcmp(inst_data->cid_filter, frame->sender_cid, 16)){ + if(global_cfg.detect > 1){ + LOGPF("Discarding data for instance %s due to source filter rule", inst->name); + } return 0; } @@ -418,11 +439,19 @@ static int sacn_process_frame(instance* inst, sacn_frame_root* frame, sacn_frame //handle source priority (currently a 1-bit counter) if(inst_data->data.last_priority > data->priority){ + if(global_cfg.detect > 1){ + LOGPF("Ignoring lower-priority (%d) source on %s, current source is %d", data->priority, inst->name, inst_data->data.last_priority); + } inst_data->data.last_priority = data->priority; return 0; } inst_data->data.last_priority = data->priority; + if(!inst_data->last_input && global_cfg.detect){ + LOGPF("Valid data on instance %s (Universe %u): Source name %.*s, priority %d", inst->name, inst_data->uni, 64, data->source_name, data->priority); + } + inst_data->last_input = mm_timestamp(); + //read data (except start code), mark changed channels for(u = 1; u < be16toh(data->channels); u++){ if(IS_ACTIVE(inst_data->data.map[u - 1]) @@ -583,6 +612,10 @@ static int sacn_handle(size_t num, managed_fd* fds){ if(inst && sacn_process_frame(inst, frame, data)){ LOG("Failed to process frame"); } + else if(!inst && global_cfg.detect > 1){ + //this will only happen with unicast input + LOGPF("Received data for unconfigured universe %d on descriptor %" PRIsize_t, be16toh(data->universe), ((uint64_t) fds[u].impl) & 0xFFFF); + } } } } while(bytes_read > 0); diff --git a/backends/sacn.h b/backends/sacn.h index 4138f45..0c44ebc 100644 --- a/backends/sacn.h +++ b/backends/sacn.h @@ -40,6 +40,7 @@ typedef struct /*_sacn_universe_model*/ { } sacn_universe; typedef struct /*_sacn_instance_model*/ { + uint32_t last_input; uint16_t uni; uint8_t realtime; uint8_t xmit_prio; diff --git a/backends/sacn.md b/backends/sacn.md index 598f430..3bc5b72 100644 --- a/backends/sacn.md +++ b/backends/sacn.md @@ -11,6 +11,7 @@ containing all write-enabled universes. | `name` | `sACN source` | `MIDIMonster` | sACN source name | | `cid` | `0xAA 0xBB 0xCC` ... | `MIDIMonster` | Source CID (16 bytes) | | `bind` | `0.0.0.0 5568` | none | Binds a network address to listen for data. This option may be set multiple times, with each descriptor being assigned an index starting from 0 to be used with the `interface` instance configuration option. At least one descriptor is required for operation. | +| `detect` | `on`, `verbose` | `off` | Output additional information on incoming and outgoing data packets to help with configuring complex scenarios. | The `bind` configuration value can be extended by the keyword `local` to allow software on the local host to process the sACN output frames from the MIDIMonster (e.g. `bind = 0.0.0.0 5568 local`). |