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basic IR support
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@rdefeo
rdefeo committed Mar 19, 2024
1 parent d43f3e1 commit 3d35df2
Showing 1 changed file with 152 additions and 15 deletions.
167 changes: 152 additions & 15 deletions actions/action_ir.c
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Original file line number Diff line number Diff line change
@@ -1,12 +1,19 @@
// Methods for IR transmission

// infrared
#include <infrared.h>
#include <infrared/encoder_decoder/infrared.h>
#include <applications/services/cli/cli.h>
#include <infrared/worker/infrared_transmit.h>
#include <infrared/worker/infrared_worker.h>

#include <flipper_format/flipper_format.h>

#include "action_i.h"
#include "quac.h"

#define INFRARED_FILE_TYPE "IR signals file"
#define INFRARED_FILE_VERSION 1

typedef struct {
size_t timings_size; /**< Number of elements in the timings array. */
uint32_t* timings; /**< Pointer to an array of timings describing the signal. */
Expand All @@ -17,7 +24,7 @@ typedef struct {
typedef struct InfraredSignal {
bool is_raw;
union {
InfraredMessage message;
InfraredMessage message; // protocol, address, command, repeat
InfraredRawSignal raw;
} payload;
} InfraredSignal;
Expand All @@ -29,19 +36,149 @@ InfraredSignal* infrared_signal_alloc() {
return signal;
}

void infrared_signal_free(InfraredSignal* signal) {
if(signal->is_raw) {
free(signal->payload.raw.timings);
signal->payload.raw.timings = NULL;
}
free(signal);
}

void action_ir_tx(void* context, const FuriString* action_path, FuriString* error) {
UNUSED(action_path);
UNUSED(error);
UNUSED(context);
// App* app = context;

// InfraredSignal* signal = infrared_signal_alloc();
// const char* ir_file = furi_string_get_cstr(action_path);
// bool success = infrared_parse_message(ir_file, signal) || infrared_parse_raw(ir_file, signal);
// if(success) {
// infrared_signal_transmit(signal);
// } else {
// ACTION_SET_ERROR("IR: Error sending signal");
// }
// infrared_signal_free(signal);
App* app = context;
const char* file_name = furi_string_get_cstr(action_path);
InfraredSignal* signal = infrared_signal_alloc();

FlipperFormat* fff_data_file = flipper_format_file_alloc(app->storage);
FuriString* temp_str;
temp_str = furi_string_alloc();
uint32_t temp_data32;

// https://developer.flipper.net/flipperzero/doxygen/infrared_file_format.html
// TODO: Right now we only read the first signal found in the file. Add support
// for reading any signal by 'name'
do {
if(!flipper_format_file_open_existing(fff_data_file, file_name)) {
ACTION_SET_ERROR("IR: Error opening %s", file_name);
break;
}
if(!flipper_format_read_header(fff_data_file, temp_str, &temp_data32)) {
ACTION_SET_ERROR("IR: Missing or incorrect header");
break;
}
if(!furi_string_cmp_str(temp_str, INFRARED_FILE_TYPE) &&
temp_data32 == INFRARED_FILE_VERSION) {
} else {
ACTION_SET_ERROR("IR: File type or version mismatch");
break;
}
if(!flipper_format_read_string(fff_data_file, "name", temp_str)) {
ACTION_SET_ERROR("IR: Invalid or missing name");
break;
}
// FURI_LOG_I(TAG, "Reading signal %s", furi_string_get_cstr(temp_str));
if(!flipper_format_read_string(fff_data_file, "type", temp_str)) {
ACTION_SET_ERROR("IR: Type missing");
break;
}
if(!furi_string_cmp_str(temp_str, "parsed")) {
// FURI_LOG_I(TAG, "IR File is PARSED");
signal->is_raw = false;

if(!flipper_format_read_string(fff_data_file, "protocol", temp_str)) {
ACTION_SET_ERROR("IR: Invalid or missing protocol");
break;
}
signal->payload.message.protocol =
infrared_get_protocol_by_name(furi_string_get_cstr(temp_str));
if(!infrared_is_protocol_valid(signal->payload.message.protocol)) {
ACTION_SET_ERROR("IR: Invalid or unknown protocol");
break;
}

// Why do these methods exist, when the spec says the address and command
// lengths MUST be 4 bytes?

// uint8_t address_len;
// address_len = infrared_get_protocol_address_length(signal->payload.message.protocol);

// uint8_t command_len;
// command_len = infrared_get_protocol_command_length(signal->payload.message.protocol);

if(!flipper_format_read_hex(
fff_data_file, "address", (uint8_t*)&signal->payload.message.address, 4)) {
ACTION_SET_ERROR("IR: Failed to read address");
break;
}
if(!flipper_format_read_hex(
fff_data_file, "command", (uint8_t*)&signal->payload.message.command, 4)) {
ACTION_SET_ERROR("IR: Failed to read command");
break;
}

// FURI_LOG_I(
// TAG,
// "IR: Sending parsed => %s %lu %lu",
// infrared_get_protocol_name(signal->payload.message.protocol),
// signal->payload.message.address,
// signal->payload.message.command);

infrared_send(&signal->payload.message, 1);

} else if(!furi_string_cmp_str(temp_str, "raw")) {
// FURI_LOG_I(TAG, "IR File is RAW");
signal->is_raw = true;

if(!flipper_format_read_uint32(
fff_data_file, "frequency", &signal->payload.raw.frequency, 1)) {
ACTION_SET_ERROR("IR: Failed to read frequency");
break;
}
if(!flipper_format_read_float(
fff_data_file, "duty_cycle", &signal->payload.raw.duty_cycle, 1)) {
ACTION_SET_ERROR("IR: Failed to read duty cycle");
break;
}
if(!flipper_format_get_value_count(fff_data_file, "data", &temp_data32)) {
ACTION_SET_ERROR("IR: Failed to get size of data");
break;
}
if(temp_data32 > MAX_TIMINGS_AMOUNT) {
ACTION_SET_ERROR("IR: Data size exceeds limit");
break;
}
signal->payload.raw.timings_size = temp_data32;

signal->payload.raw.timings =
malloc(sizeof(uint32_t) * signal->payload.raw.timings_size);
if(!flipper_format_read_uint32(
fff_data_file, "data", signal->payload.raw.timings, temp_data32)) {
ACTION_SET_ERROR("IR: Failed to read data");
break;
}

// FURI_LOG_I(
// TAG,
// "IR: Sending raw => %d timings, %lu Hz, %f",
// signal->payload.raw.timings_size,
// signal->payload.raw.frequency,
// (double)signal->payload.raw.duty_cycle);

infrared_send_raw_ext(
signal->payload.raw.timings,
signal->payload.raw.timings_size,
true,
signal->payload.raw.frequency,
signal->payload.raw.duty_cycle);
} else {
ACTION_SET_ERROR("IR: Unknown type: %s", furi_string_get_cstr(temp_str));
break;
}

} while(false);

furi_string_free(temp_str);
flipper_format_free(fff_data_file);
infrared_signal_free(signal);
}

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