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AirPlay co-existence improvements, couple of display issues

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philippe44
2020-02-18 00:57:33 -08:00
parent fe5f9feeaf
commit 4e7ff0a37a
9 changed files with 203 additions and 142 deletions
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134
components/squeezelite/display.c
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@@ -84,7 +84,10 @@ extern struct outputstate output;
static struct {
TaskHandle_t task;
SemaphoreHandle_t mutex;
} displayer;
int width, height;
bool dirty;
bool owned;
} displayer = { .dirty = true, .owned = true };
#define LONG_WAKE (10*1000)
#define SB_HEIGHT 32
@@ -147,26 +150,28 @@ static u8_t SETD_width;
#define LINELEN 40
static log_level loglevel = lINFO;
static bool (*slimp_handler_chain)(u8_t *data, int len);
static void (*slimp_loop_chain)(void);
static void (*notify_chain)(in_addr_t ip, u16_t hport, u16_t cport);
static int display_width, display_height;
static bool display_dirty = true;
static bool (*display_bus_chain)(void *from, enum display_bus_cmd_e cmd);
#define max(a,b) (((a) > (b)) ? (a) : (b))
static void server(in_addr_t ip, u16_t hport, u16_t cport);
static void send_server(void);
static bool handler(u8_t *data, int len);
static bool display_bus_handler(void *from, enum display_bus_cmd_e cmd);
static void vfdc_handler( u8_t *_data, int bytes_read);
static void grfe_handler( u8_t *data, int len);
static void grfb_handler(u8_t *data, int len);
static void grfs_handler(u8_t *data, int len);
static void grfg_handler(u8_t *data, int len);
static void visu_handler( u8_t *data, int len);
static void visu_handler(u8_t *data, int len);
static void displayer_task(void* arg);
/* scrolling undocumented information
grfs
B: screen number
@@ -208,8 +213,8 @@ bool sb_display_init(void) {
}
// need to force height to 32 maximum
display_width = display->width;
display_height = min(display->height, SB_HEIGHT);
displayer.width = display->width;
displayer.height = min(display->height, SB_HEIGHT);
SETD_width = display->width;
// create visu configuration
@@ -223,10 +228,10 @@ bool sb_display_init(void) {
displayer.task = xTaskCreateStatic( (TaskFunction_t) displayer_task, "displayer_thread", SCROLL_STACK_SIZE, NULL, ESP_TASK_PRIO_MIN + 1, xStack, &xTaskBuffer);
// size scroller
scroller.scroll.max = (display_width * display_height / 8) * 10;
scroller.scroll.max = (displayer.width * displayer.height / 8) * 10;
scroller.scroll.frame = malloc(scroller.scroll.max);
scroller.back.frame = malloc(display_width * display_height / 8);
scroller.frame = malloc(display_width * display_height / 8);
scroller.back.frame = malloc(displayer.width * displayer.height / 8);
scroller.frame = malloc(displayer.width * displayer.height / 8);
// chain handlers
slimp_handler_chain = slimp_handler;
@@ -238,9 +243,39 @@ bool sb_display_init(void) {
notify_chain = server_notify;
server_notify = server;
display_bus_chain = display_bus;
display_bus = display_bus_handler;
return true;
}
/****************************************************************************************
* Receive display bus commands
*/
static bool display_bus_handler(void *from, enum display_bus_cmd_e cmd) {
// don't answer to own requests
if (from == &displayer) return false ;
LOG_INFO("Display bus command %d", cmd);
xSemaphoreTake(displayer.mutex, portMAX_DELAY);
switch (cmd) {
case DISPLAY_BUS_TAKE:
displayer.owned = false;
break;
case DISPLAY_BUS_GIVE:
displayer.owned = true;
break;
}
xSemaphoreGive(displayer.mutex);
if (display_bus_chain) return (*display_bus_chain)(from, cmd);
else return true;
}
/****************************************************************************************
* Send message to server (ANIC at that time)
*/
@@ -289,9 +324,9 @@ static void send_server(void) {
static void server(in_addr_t ip, u16_t hport, u16_t cport) {
char msg[32];
sprintf(msg, "%s:%hu", inet_ntoa(ip), hport);
display->text(DISPLAY_FONT_DEFAULT, DISPLAY_CENTERED, DISPLAY_CLEAR | DISPLAY_UPDATE, msg);
if (displayer.owned) display->text(DISPLAY_FONT_DEFAULT, DISPLAY_CENTERED, DISPLAY_CLEAR | DISPLAY_UPDATE, msg);
SETD_width = display->width;
display_dirty = true;
displayer.dirty = true;
if (notify_chain) (*notify_chain)(ip, hport, cport);
}
@@ -301,24 +336,21 @@ static void server(in_addr_t ip, u16_t hport, u16_t cport) {
static bool handler(u8_t *data, int len){
bool res = true;
// don't do anything if we dont own the display (no lock needed)
if (!output.external || output.state < OUTPUT_STOPPED) {
if (!strncmp((char*) data, "vfdc", 4)) {
vfdc_handler(data, len);
} else if (!strncmp((char*) data, "grfe", 4)) {
grfe_handler(data, len);
} else if (!strncmp((char*) data, "grfb", 4)) {
grfb_handler(data, len);
} else if (!strncmp((char*) data, "grfs", 4)) {
grfs_handler(data, len);
} else if (!strncmp((char*) data, "grfg", 4)) {
grfg_handler(data, len);
} else if (!strncmp((char*) data, "visu", 4)) {
visu_handler(data, len);
} else {
res = false;
}
}
if (!strncmp((char*) data, "vfdc", 4)) {
vfdc_handler(data, len);
} else if (!strncmp((char*) data, "grfe", 4)) {
grfe_handler(data, len);
} else if (!strncmp((char*) data, "grfb", 4)) {
grfb_handler(data, len);
} else if (!strncmp((char*) data, "grfs", 4)) {
grfs_handler(data, len);
} else if (!strncmp((char*) data, "grfg", 4)) {
grfg_handler(data, len);
} else if (!strncmp((char*) data, "visu", 4)) {
visu_handler(data, len);
} else {
res = false;
}
// chain protocol handlers (bitwise or is fine)
if (*slimp_handler_chain) res |= (*slimp_handler_chain)(data, len);
@@ -448,20 +480,23 @@ static void grfe_handler( u8_t *data, int len) {
scroller.active = false;
// if we are displaying visu on a small screen, do not do screen update
// we are not in control or we are displaying visu on a small screen, do not do screen update
if (visu.mode && !visu.col && visu.row < SB_HEIGHT) {
xSemaphoreGive(displayer.mutex);
return;
}
// did we have something that might have write on the bottom of a SB_HEIGHT+ display
if (display_dirty) {
display->clear(true);
display_dirty = false;
}
if (displayer.owned) {
// did we have something that might have write on the bottom of a SB_HEIGHT+ display
if (displayer.dirty) {
display->clear(true);
displayer.dirty = false;
}
display->draw_cbr(data + sizeof(struct grfe_packet), display_width, display_height);
display->update();
// draw new frame
display->draw_cbr(data + sizeof(struct grfe_packet), displayer.width, displayer.height);
display->update();
}
xSemaphoreGive(displayer.mutex);
@@ -518,7 +553,7 @@ static void grfs_handler(u8_t *data, int len) {
scroller.first = true;
// background excludes space taken by visu (if any)
scroller.back.width = display_width - ((visu.mode && visu.row < SB_HEIGHT) ? visu.width : 0);
scroller.back.width = displayer.width - ((visu.mode && visu.row < SB_HEIGHT) ? visu.width : 0);
// set scroller steps & beginning
if (pkt->direction == 1) {
@@ -557,10 +592,14 @@ static void grfg_handler(u8_t *data, int len) {
memcpy(scroller.back.frame, data + sizeof(struct grfg_packet), len - sizeof(struct grfg_packet));
// update display asynchronously (frames are oganized by columns)
memcpy(scroller.frame, scroller.back.frame, scroller.back.width * display_height / 8);
for (int i = 0; i < scroller.width * display_height / 8; i++) scroller.frame[i] |= scroller.scroll.frame[scroller.scrolled * display_height / 8 + i];
display->draw_cbr(scroller.frame, scroller.back.width, display_height);
display->update();
memcpy(scroller.frame, scroller.back.frame, scroller.back.width * displayer.height / 8);
for (int i = 0; i < scroller.width * displayer.height / 8; i++) scroller.frame[i] |= scroller.scroll.frame[scroller.scrolled * displayer.height / 8 + i];
// can only write if we really own display
if (displayer.owned) {
display->draw_cbr(scroller.frame, scroller.back.width, displayer.height);
display->update();
}
// now we can active scrolling, but only if we are not on a small screen
if (!visu.mode || visu.col || visu.row >= SB_HEIGHT) scroller.active = true;
@@ -578,6 +617,7 @@ static void grfg_handler(u8_t *data, int len) {
* Update visualization bars
*/
static void visu_update(void) {
// no need to protect against no woning the display as we are playing
if (pthread_mutex_trylock(&visu_export.mutex)) return;
// not enough samples
@@ -731,6 +771,7 @@ static void visu_handler( u8_t *data, int len) {
// give up if not enough space
if (visu.bar_width < 0) {
visu.mode = VISU_BLANK;
LOG_WARN("Not enough room for displaying visu");
} else {
// de-activate scroller if we are taking main screen
if (visu.row < SB_HEIGHT) scroller.active = false;
@@ -781,10 +822,10 @@ static void displayer_task(void *args) {
// do we have more to scroll (scroll.width is the last column from which we havea full zone)
if (scroller.by > 0 ? (scroller.scrolled <= scroller.scroll.width) : (scroller.scrolled >= 0)) {
memcpy(scroller.frame, scroller.back.frame, scroller.back.width * display_height / 8);
for (int i = 0; i < scroller.width * display_height / 8; i++) scroller.frame[i] |= scroller.scroll.frame[scroller.scrolled * display_height / 8 + i];
memcpy(scroller.frame, scroller.back.frame, scroller.back.width * displayer.height / 8);
for (int i = 0; i < scroller.width * displayer.height / 8; i++) scroller.frame[i] |= scroller.scroll.frame[scroller.scrolled * displayer.height / 8 + i];
scroller.scrolled += scroller.by;
display->draw_cbr(scroller.frame, scroller.width, display_height);
if (displayer.owned) display->draw_cbr(scroller.frame, scroller.width, displayer.height);
// short sleep & don't need background update
scroller.wake = scroller.speed;
@@ -813,7 +854,8 @@ static void displayer_task(void *args) {
visu.wake = 100;
}
display->update();
// need to make sure we own display
if (displayer.owned) display->update();
// release semaphore and sleep what's needed
xSemaphoreGive(displayer.mutex);