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-rw-r--r--backends/maweb.c245
-rw-r--r--backends/maweb.h27
2 files changed, 155 insertions, 117 deletions
diff --git a/backends/maweb.c b/backends/maweb.c
index 2b7a37c..ca8a47d 100644
--- a/backends/maweb.c
+++ b/backends/maweb.c
@@ -14,9 +14,6 @@
#define WS_FLAG_FIN 0x80
#define WS_FLAG_MASK 0x80
-//TODO test using different pages simultaneously
-//TODO test dot2 button virtual faders in fader view
-
static uint64_t last_keepalive = 0;
static uint64_t update_interval = 50;
static uint64_t last_update = 0;
@@ -104,11 +101,6 @@ int init(){
.interval = maweb_interval
};
- if(sizeof(maweb_channel_ident) != sizeof(uint64_t)){
- fprintf(stderr, "maweb channel identification union out of bounds\n");
- return 1;
- }
-
//register backend
if(mm_backend_register(maweb)){
fprintf(stderr, "Failed to register maweb backend\n");
@@ -117,14 +109,31 @@ int init(){
return 0;
}
-static int channel_comparator(const void* raw_a, const void* raw_b){
- maweb_channel_ident* a = (maweb_channel_ident*) raw_a;
- maweb_channel_ident* b = (maweb_channel_ident*) raw_b;
-
- if(a->fields.page != b->fields.page){
- return a->fields.page - b->fields.page;
+static ssize_t maweb_channel_index(maweb_instance_data* data, maweb_channel_type type, uint16_t page, uint16_t index){
+ size_t n;
+ for(n = 0; n < data->channels; n++){
+ if(data->channel[n].type == type
+ && data->channel[n].page == page
+ && data->channel[n].index == index){
+ return n;
+ }
}
- return a->fields.index - b->fields.index;
+ return -1;
+}
+
+static int channel_comparator(const void* raw_a, const void* raw_b){
+ maweb_channel_data* a = (maweb_channel_data*) raw_a;
+ maweb_channel_data* b = (maweb_channel_data*) raw_b;
+
+ //this needs to take into account command line channels
+ //they need to be sorted last so that the channel poll logic works properly
+ if(a->type != b->type){
+ return a->type - b->type;
+ }
+ if(a->page != b->page){
+ return a->page - b->page;
+ }
+ return a->index - b->index;
}
static uint32_t maweb_interval(){
@@ -214,14 +223,14 @@ static instance* maweb_instance(){
static channel* maweb_channel(instance* inst, char* spec){
maweb_instance_data* data = (maweb_instance_data*) inst->impl;
- maweb_channel_ident ident = {
- .label = 0
+ maweb_channel_data chan = {
+ 0
};
char* next_token = NULL;
size_t n;
if(!strncmp(spec, "page", 4)){
- ident.fields.page = strtoul(spec + 4, &next_token, 10);
+ chan.page = strtoul(spec + 4, &next_token, 10);
if(*next_token != '.'){
fprintf(stderr, "Failed to parse maweb channel spec %s: Missing separator\n", spec);
return NULL;
@@ -229,65 +238,57 @@ static channel* maweb_channel(instance* inst, char* spec){
next_token++;
if(!strncmp(next_token, "fader", 5)){
- ident.fields.type = exec_fader;
+ chan.type = exec_fader;
next_token += 5;
}
else if(!strncmp(next_token, "upper", 5)){
- ident.fields.type = exec_upper;
+ chan.type = exec_upper;
next_token += 5;
}
else if(!strncmp(next_token, "lower", 5)){
- ident.fields.type = exec_lower;
+ chan.type = exec_lower;
next_token += 5;
}
else if(!strncmp(next_token, "flash", 5)){
- ident.fields.type = exec_button;
+ chan.type = exec_button;
next_token += 5;
}
else if(!strncmp(next_token, "button", 6)){
- ident.fields.type = exec_button;
+ chan.type = exec_button;
next_token += 6;
}
- ident.fields.index = strtoul(next_token, NULL, 10);
+ chan.index = strtoul(next_token, NULL, 10);
}
else{
for(n = 0; n < sizeof(cmdline_keys) / sizeof(char*); n++){
- if(!strcmp(spec, cmdline_keys[n])){
- ident.fields.type = cmdline_button;
- ident.fields.index = n + 1;
- ident.fields.page = 1;
+ //FIXME this is broken for layerMode
+ if(!strcmp(spec, cmdline_keys[n]) || (*spec == 'l' && !strcmp(spec + 1, cmdline_keys[n]))){
+ chan.type = (*spec == 'l') ? cmdline_local : cmdline;
+ chan.index = n + 1;
+ chan.page = 1;
break;
}
}
}
- if(ident.fields.type && ident.fields.index && ident.fields.page){
+ if(chan.type && chan.index && chan.page){
//actually, those are zero-indexed...
- ident.fields.index--;
- ident.fields.page--;
-
- //check if the (exec/meta) channel is already known
- for(n = 0; n < data->input_channels; n++){
- if(data->input_channel[n].fields.page == ident.fields.page
- && data->input_channel[n].fields.index == ident.fields.index){
- break;
- }
- }
+ chan.index--;
+ chan.page--;
- //FIXME only register channels that are mapped as outputs
- //only register exec channels for updates
- if(n == data->input_channels && ident.fields.type != cmdline_button){
- data->input_channel = realloc(data->input_channel, (data->input_channels + 1) * sizeof(maweb_channel_ident));
- if(!data->input_channel){
+ if(maweb_channel_index(data, chan.type, chan.page, chan.index) == -1){
+ data->channel = realloc(data->channel, (data->channels + 1) * sizeof(maweb_channel_data));
+ if(!data->channel){
fprintf(stderr, "Failed to allocate memory\n");
return NULL;
}
- data->input_channel[n].label = ident.label;
- data->input_channels++;
+ data->channel[data->channels] = chan;
+ data->channels++;
}
- return mm_channel(inst, ident.label, 1);
+ return mm_channel(inst, maweb_channel_index(data, chan.type, chan.page, chan.index), 1);
}
+
fprintf(stderr, "Failed to parse maweb channel spec %s\n", spec);
return NULL;
}
@@ -325,20 +326,18 @@ static int maweb_send_frame(instance* inst, maweb_operation op, uint8_t* payload
}
static int maweb_process_playback(instance* inst, int64_t page, maweb_channel_type metatype, char* payload, size_t payload_length){
+ maweb_instance_data* data = (maweb_instance_data*) inst->impl;
size_t exec_blocks = json_obj_offset(payload, (metatype == 2) ? "executorBlocks" : "bottomButtons"), offset, block = 0, control;
- channel* chan = NULL;
channel_value evt;
- maweb_channel_ident ident = {
- .fields.page = page - 1,
- .fields.index = json_obj_int(payload, "iExec", 191)
- };
+ int64_t exec_index = json_obj_int(payload, "iExec", 191);
+ ssize_t channel_index;
if(!exec_blocks){
if(metatype == 3){
//ignore unused buttons
return 0;
}
- fprintf(stderr, "maweb missing exec block data on exec %" PRIu64 ".%d\n", page, ident.fields.index);
+ fprintf(stderr, "maweb missing exec block data on exec %" PRIu64 ".%" PRIu64 "\n", page, exec_index);
return 1;
}
@@ -348,27 +347,41 @@ static int maweb_process_playback(instance* inst, int64_t page, maweb_channel_ty
}
//TODO detect unused faders
- //TODO state tracking for fader values / exec run state
//iterate over executor blocks
for(offset = json_array_offset(payload + exec_blocks, block); offset; offset = json_array_offset(payload + exec_blocks, block)){
control = exec_blocks + offset + json_obj_offset(payload + exec_blocks + offset, "fader");
- ident.fields.type = exec_fader;
- chan = mm_channel(inst, ident.label, 0);
- if(chan){
- evt.normalised = json_obj_double(payload + control, "v", 0.0);
- mm_channel_event(chan, evt);
+
+ channel_index = maweb_channel_index(data, exec_fader, page - 1, exec_index);
+ if(channel_index >= 0){
+ if(!data->channel[channel_index].input_blocked){
+ evt.normalised = json_obj_double(payload + control, "v", 0.0);
+ if(evt.normalised != data->channel[channel_index].in){
+ mm_channel_event(mm_channel(inst, channel_index, 0), evt);
+ data->channel[channel_index].in = evt.normalised;
+ }
+ }
+ else{
+ data->channel[channel_index].input_blocked--;
+ }
}
- ident.fields.type = exec_button;
- chan = mm_channel(inst, ident.label, 0);
- if(chan){
- evt.normalised = json_obj_int(payload, "isRun", 0);
- mm_channel_event(chan, evt);
+ channel_index = maweb_channel_index(data, exec_button, page - 1, exec_index);
+ if(channel_index >= 0){
+ if(!data->channel[channel_index].input_blocked){
+ evt.normalised = json_obj_int(payload, "isRun", 0);
+ if(evt.normalised != data->channel[channel_index].in){
+ mm_channel_event(mm_channel(inst, channel_index, 0), evt);
+ data->channel[channel_index].in = evt.normalised;
+ }
+ }
+ else{
+ data->channel[channel_index].input_blocked--;
+ }
}
- DBGPF("maweb page %" PRIu64 " exec %d value %f running %" PRIu64 "\n", page, ident.fields.index, json_obj_double(payload + control, "v", 0.0), json_obj_int(payload, "isRun", 0));
- ident.fields.index++;
+ DBGPF("maweb page %" PRIu64 " exec %" PRIu64 " value %f running %" PRIu64 "\n", page, exec_index, json_obj_double(payload + control, "v", 0.0), json_obj_int(payload, "isRun", 0));
+ exec_index++;
block++;
}
@@ -437,33 +450,37 @@ static int maweb_request_playbacks(instance* inst){
return 0;
}
+ //TODO this needs to ignore non-metamoded execs
//don't quote me on this whole segment
- for(channel = 0; channel < data->input_channels; channel++){
+
+ //only request faders and buttons
+ for(channel = 0; channel < data->channels && data->channel[channel].type <= exec_button; channel++){
offsets[0] = offsets[1] = offsets[2] = 1;
- page_index = data->input_channel[channel].fields.page;
+ page_index = data->channel[channel].page;
if(data->peer_type == peer_dot2){
//blocks 0, 100 & 200 have 21 execs and need to be queried from fader view
- view = (data->input_channel[channel].fields.index >= 300) ? 3 : 2;
+ view = (data->channel[channel].index >= 300) ? 3 : 2;
- for(channel_offset = 1; channel + channel_offset <= data->input_channels; channel_offset++){
+ for(channel_offset = 1; channel + channel_offset <= data->channels && data->channel[channel + channel_offset - 1].type < exec_button; channel_offset++){
channels = channel + channel_offset - 1;
//find end for this exec block
- for(; channel + channel_offset < data->input_channels; channel_offset++){
- if(data->input_channel[channel + channel_offset].fields.page != page_index
- || (data->input_channel[channels].fields.index / 100) != (data->input_channel[channel + channel_offset].fields.index / 100)){
+ for(; channel + channel_offset < data->channels; channel_offset++){
+ if(data->channel[channel + channel_offset].page != page_index
+ || data->channel[channels].type != data->channel[channel + channel_offset].type
+ || (data->channel[channels].index / 100) != (data->channel[channel + channel_offset].index / 100)){
break;
}
}
//add request block for the exec block
- offsets[0] += snprintf(item_indices + offsets[0], sizeof(item_indices) - offsets[0], "%d,", data->input_channel[channels].fields.index);
- offsets[1] += snprintf(item_counts + offsets[1], sizeof(item_counts) - offsets[1], "%d,", data->input_channel[channel + channel_offset - 1].fields.index - data->input_channel[channels].fields.index + 1);
- offsets[2] += snprintf(item_types + offsets[2], sizeof(item_types) - offsets[2], "%d,", (data->input_channel[channels].fields.index < 100) ? 2 : 3);
-
- //send on page boundary, metamode boundary, last channel
- if(channel + channel_offset >= data->input_channels
- || data->input_channel[channel + channel_offset].fields.page != page_index
- || (data->input_channel[channel].fields.index < 300) != (data->input_channel[channel + channel_offset].fields.index < 300)){
+ offsets[0] += snprintf(item_indices + offsets[0], sizeof(item_indices) - offsets[0], "%d,", data->channel[channels].index);
+ offsets[1] += snprintf(item_counts + offsets[1], sizeof(item_counts) - offsets[1], "%d,", data->channel[channel + channel_offset - 1].index - data->channel[channels].index + 1);
+ offsets[2] += snprintf(item_types + offsets[2], sizeof(item_types) - offsets[2], "%d,", (data->channel[channels].index < 100) ? 2 : 3);
+
+ //send on last channel, page boundary, metamode boundary
+ if(channel + channel_offset >= data->channels
+ || data->channel[channel + channel_offset].page != page_index
+ || (data->channel[channel].index < 300) != (data->channel[channel + channel_offset].index < 300)){
break;
}
}
@@ -475,17 +492,18 @@ static int maweb_request_playbacks(instance* inst){
}
else{
//for the ma, the view equals the exec type requested (we can query all button execs from button view, all fader execs from fader view)
- view = (data->input_channel[channel].fields.index >= 100) ? 3 : 2;
+ view = (data->channel[channel].index >= 100) ? 3 : 2;
snprintf(item_types, sizeof(item_types), "[%" PRIsize_t "]", view);
//this channel must be included, so it must be in range for the first startindex
- snprintf(item_indices, sizeof(item_indices), "[%d]", (data->input_channel[channel].fields.index / 5) * 5);
+ snprintf(item_indices, sizeof(item_indices), "[%d]", (data->channel[channel].index / 5) * 5);
- for(channel_offset = 1; channel + channel_offset < data->input_channels
- && data->input_channel[channel].fields.page == data->input_channel[channel + channel_offset].fields.page
- && data->input_channel[channel].fields.index / 100 == data->input_channel[channel + channel_offset].fields.index / 100; channel_offset++){
+ for(channel_offset = 1; channel + channel_offset < data->channels
+ && data->channel[channel].type == data->channel[channel + channel_offset].type
+ && data->channel[channel].page == data->channel[channel + channel_offset].page
+ && data->channel[channel].index / 100 == data->channel[channel + channel_offset].index / 100; channel_offset++){
}
- channels = data->input_channel[channel + channel_offset - 1].fields.index - (data->input_channel[channel].fields.index / 5) * 5;
+ channels = data->channel[channel + channel_offset - 1].index - (data->channel[channel].index / 5) * 5;
snprintf(item_counts, sizeof(item_indices), "[%" PRIsize_t "]", ((channels / 5) * 5 + 5));
}
@@ -549,7 +567,12 @@ static int maweb_handle_message(instance* inst, char* payload, size_t payload_le
DBGPF("maweb message (%" PRIsize_t "): %s\n", payload_length, payload);
if(json_obj(payload, "session") == JSON_NUMBER){
data->session = json_obj_int(payload, "session", data->session);
- fprintf(stderr, "maweb session id is now %" PRIu64 "\n", data->session);
+ if(data->session < 0){
+ fprintf(stderr, "maweb login failed\n");
+ data->login = 0;
+ return 0;
+ }
+ fprintf(stderr, "maweb session id is now %" PRId64 "\n", data->session);
}
if(json_obj_bool(payload, "forceLogin", 0)){
@@ -768,8 +791,8 @@ static int maweb_handle_fd(instance* inst){
static int maweb_set(instance* inst, size_t num, channel** c, channel_value* v){
maweb_instance_data* data = (maweb_instance_data*) inst->impl;
+ maweb_channel_data* chan = NULL;
char xmit_buffer[MAWEB_XMIT_CHUNK];
- maweb_channel_ident ident;
size_t n;
if(num && !data->login){
@@ -778,8 +801,23 @@ static int maweb_set(instance* inst, size_t num, channel** c, channel_value* v){
}
for(n = 0; n < num; n++){
- ident.label = c[n]->ident;
- switch(ident.fields.type){
+ //sanity check
+ if(c[n]->ident >= data->channels){
+ return 1;
+ }
+ chan = data->channel + c[n]->ident;
+
+ //channel state tracking
+ if(chan->out == v[n].normalised){
+ continue;
+ }
+ chan->out = v[n].normalised;
+
+ //i/o value space separation
+ chan->in = v[n].normalised;
+ chan->input_blocked = 1;
+
+ switch(chan->type){
case exec_fader:
snprintf(xmit_buffer, sizeof(xmit_buffer),
"{\"requestType\":\"playbacks_userInput\","
@@ -788,8 +826,7 @@ static int maweb_set(instance* inst, size_t num, channel** c, channel_value* v){
"\"faderValue\":%f,"
"\"type\":1,"
"\"session\":%" PRIu64
- "}", ident.fields.index, ident.fields.page, v[n].normalised, data->session);
- maweb_send_frame(inst, ws_text, (uint8_t*) xmit_buffer, strlen(xmit_buffer));
+ "}", chan->index, chan->page, v[n].normalised, data->session);
break;
case exec_upper:
case exec_lower:
@@ -804,26 +841,26 @@ static int maweb_set(instance* inst, size_t num, channel** c, channel_value* v){
"\"released\":%s,"
"\"type\":0,"
"\"session\":%" PRIu64
- "}", ident.fields.index, ident.fields.page,
- (data->peer_type == peer_dot2 && ident.fields.type == exec_upper) ? 0 : (ident.fields.type - exec_button),
+ "}", chan->index, chan->page,
+ (data->peer_type == peer_dot2 && chan->type == exec_upper) ? 0 : (chan->type - exec_button),
(v[n].normalised > 0.9) ? "true" : "false",
(v[n].normalised > 0.9) ? "false" : "true",
data->session);
- maweb_send_frame(inst, ws_text, (uint8_t*) xmit_buffer, strlen(xmit_buffer));
break;
- case cmdline_button:
+ case cmdline:
snprintf(xmit_buffer, sizeof(xmit_buffer),
"{\"keyname\":\"%s\","
//"\"autoSubmit\":false,"
"\"value\":%d"
- "}", cmdline_keys[ident.fields.index],
+ "}", cmdline_keys[chan->index],
(v[n].normalised > 0.9) ? 1 : 0);
- maweb_send_frame(inst, ws_text, (uint8_t*) xmit_buffer, strlen(xmit_buffer));
break;
+ //TODO cmdline_local
default:
fprintf(stderr, "maweb control not yet implemented\n");
- break;
+ return 1;
}
+ maweb_send_frame(inst, ws_text, (uint8_t*) xmit_buffer, strlen(xmit_buffer));
}
return 0;
}
@@ -912,7 +949,7 @@ static int maweb_start(){
for(u = 0; u < n; u++){
//sort channels
data = (maweb_instance_data*) inst[u]->impl;
- qsort(data->input_channel, data->input_channels, sizeof(maweb_channel_ident), channel_comparator);
+ qsort(data->channel, data->channels, sizeof(maweb_channel_data), channel_comparator);
if(maweb_connect(inst[u])){
fprintf(stderr, "Failed to open connection to MA Web Remote for instance %s\n", inst[u]->name);
@@ -964,9 +1001,9 @@ static int maweb_shutdown(){
data->offset = data->allocated = 0;
data->state = ws_new;
- free(data->input_channel);
- data->input_channel = NULL;
- data->input_channels = 0;
+ free(data->channel);
+ data->channel = NULL;
+ data->channels = 0;
}
free(inst);
diff --git a/backends/maweb.h b/backends/maweb.h
index a868426..3738367 100644
--- a/backends/maweb.h
+++ b/backends/maweb.h
@@ -25,7 +25,8 @@ typedef enum /*_maweb_channel_type*/ {
exec_button = 2, //gma: 0 dot: 0
exec_lower = 3, //gma: 1 dot: 1
exec_upper = 4, //gma: 2 dot: 0
- cmdline_button
+ cmdline,
+ cmdline_local
} maweb_channel_type;
typedef enum /*_maweb_peer_type*/ {
@@ -49,15 +50,16 @@ typedef enum /*_ws_frame_op*/ {
ws_pong = 10
} maweb_operation;
-typedef union {
- struct {
- uint8_t padding[3];
- uint8_t type;
- uint16_t page;
- uint16_t index;
- } fields;
- uint64_t label;
-} maweb_channel_ident;
+typedef struct /*_maweb_channel*/ {
+ maweb_channel_type type;
+ uint16_t page;
+ uint16_t index;
+
+ uint8_t input_blocked;
+
+ double in;
+ double out;
+} maweb_channel_data;
typedef struct /*_maweb_instance_data*/ {
char* host;
@@ -69,9 +71,8 @@ typedef struct /*_maweb_instance_data*/ {
int64_t session;
maweb_peer_type peer_type;
- //need to keep an internal registry to optimize data polls
- size_t input_channels;
- maweb_channel_ident* input_channel;
+ size_t channels;
+ maweb_channel_data* channel;
int fd;
maweb_state state;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 14:23:36 +0000