*/
#include "cmt.h"
-#include "../../fileio.h"
-
-#pragma pack(1)
-typedef struct {
- char id[4];
- uint32 size;
-} wav_chunk_t;
-#pragma pack()
-
-#pragma pack(1)
-typedef struct {
- wav_chunk_t riff_chunk;
- char wave[4];
- wav_chunk_t fmt_chunk;
- uint16 format_id;
- uint16 channels;
- uint32 sample_rate;
- uint32 data_speed;
- uint16 block_size;
- uint16 sample_bits;
-} wav_header_t;
-#pragma pack()
#define SAMPLE_RATE 48000
+namespace PC8201 {
+
void CMT::initialize()
{
fio = new FILEIO();
rec = remote = false;
}
-void CMT::write_buffer(uint8 value, int samples)
+void CMT::write_buffer(uint8_t value, int samples)
{
if(is_wav) {
for(int i = 0; i < samples; i++) {
void CMT::put_signal()
{
if(rec && remote) {
- uint32 clock = passed_clock(prev_clock);
+ uint32_t clock = get_passed_clock(prev_clock);
if(prev_signal == 1) {
// 2400Hz
int count = (int)(1200.0 * (double)clock / (double)CPU_CLOCKS + 0.5) * 2;
}
}
-void CMT::write_signal(int id, uint32 data, uint32 mask)
+void CMT::write_signal(int id, uint32_t data, uint32_t mask)
{
bool next = ((data & mask) != 0);
if(!remote && next) {
// start
prev_signal = 0;
- prev_clock = current_clock();
+ prev_clock = get_current_clock();
} else if(remote && !next) {
// stop
put_signal();
put_signal();
}
prev_signal = next ? 1 : -1;
- prev_clock = current_clock();
+ prev_clock = get_current_clock();
}
}
-void CMT::rec_tape(_TCHAR* file_path)
+void CMT::rec_tape(const _TCHAR* file_path)
{
close_tape();
if(fio->Fopen(file_path, FILEIO_WRITE_BINARY)) {
- _tcscpy_s(rec_file_path, _MAX_PATH, file_path);
+ my_tcscpy_s(rec_file_path, _MAX_PATH, file_path);
if(check_file_extension(file_path, _T(".wav"))) {
- uint8 dummy[sizeof(wav_header_t) + sizeof(wav_chunk_t)];
- memset(dummy, 0, sizeof(dummy));
- fio->Fwrite(dummy, sizeof(dummy), 1);
+ write_dummy_wav_header((void *)fio);
is_wav = true;
}
bufcnt = 0;
fio->Fwrite(buffer, bufcnt, 1);
}
if(is_wav) {
- uint32 length = fio->Ftell();
-
+ uint32_t length = fio->Ftell();
wav_header_t wav_header;
wav_chunk_t wav_chunk;
+#if 0
+ pair_t __riff_chunk_size;
+ pair_t __fmt_chunk_size;
+ pair_t __wav_chunk_size;
+ pair16_t __fmt_id;
+ pair16_t __channels;
+ pair_t __sample_rate;
+ pair16_t __block_size;
+ pair16_t __sample_bits;
+
+ __riff_chunk_size.d = length - 8;
+ __fmt_chunk_size.d = 16;
+ __fmt_id.w = 1;
+ __channels.w = 1;
+ __sample_rate.d = SAMPLE_RATE;
+ __block_size.w = 1;
+ __sample_bits.w = 8;
+
memcpy(wav_header.riff_chunk.id, "RIFF", 4);
- wav_header.riff_chunk.size = length - 8;
+ wav_header.riff_chunk.size = __riff_chunk_size.get_4bytes_le_to();
+
memcpy(wav_header.wave, "WAVE", 4);
memcpy(wav_header.fmt_chunk.id, "fmt ", 4);
- wav_header.fmt_chunk.size = 16;
- wav_header.format_id = 1;
- wav_header.channels = 1;
- wav_header.sample_rate = SAMPLE_RATE;
- wav_header.data_speed = SAMPLE_RATE;
- wav_header.block_size = 1;
- wav_header.sample_bits = 8;
-
+ wav_header.fmt_chunk.size = __riff_chunk_size.get_4bytes_le_to();
+ wav_header.format_id = __fmt_id.get_2bytes_le_to();
+ wav_header.channels = __channels.get_2byte_le_to();
+ wav_header.sample_rate = __sample_rate.get_4bytes_le_to();
+ wav_header.data_speed = __sample_rate.get_4bytes_le_to();
+ wav_header.block_size = __block_size.get_2bytes_le_to();
+ wav_header.sample_bits = __sample_bits_get_2bytes_le_to();
+
memcpy(wav_chunk.id, "data", 4);
- wav_chunk.size = length - sizeof(wav_header) - sizeof(wav_chunk);
+ __wav_chunk_size.d = length - sizeof(wav_header) - sizeof(wav_chunk);
+ wav_chunk.size = __wav_chunk_size.get_4bytes_le_to();
+
fio->Fseek(0, FILEIO_SEEK_SET);
fio->Fwrite(&wav_header, sizeof(wav_header), 1);
fio->Fwrite(&wav_chunk, sizeof(wav_chunk), 1);
+#else
+ if(set_wav_header(&wav_header, &wav_chunk, 1, SAMPLE_RATE, 8, length)) {
+ fio->Fseek(0, FILEIO_SEEK_SET);
+ fio->Fwrite(&wav_header, sizeof(wav_header), 1);
+ fio->Fwrite(&wav_chunk, sizeof(wav_chunk), 1);
+ }
+#endif
}
fio->Fclose();
}
#define STATE_VERSION 1
-void CMT::save_state(FILEIO* state_fio)
-{
- state_fio->FputUint32(STATE_VERSION);
- state_fio->FputInt32(this_device_id);
-
- state_fio->FputBool(is_wav);
- state_fio->FputBool(rec);
- state_fio->FputBool(remote);
- state_fio->Fwrite(rec_file_path, sizeof(rec_file_path), 1);
- if(rec && fio->IsOpened()) {
- int length_tmp = (int)fio->Ftell();
- fio->Fseek(0, FILEIO_SEEK_SET);
- state_fio->FputInt32(length_tmp);
- while(length_tmp != 0) {
- uint8 buffer_tmp[1024];
- int length_rw = min(length_tmp, sizeof(buffer_tmp));
- fio->Fread(buffer_tmp, length_rw, 1);
- state_fio->Fwrite(buffer_tmp, length_rw, 1);
- length_tmp -= length_rw;
- }
- } else {
- state_fio->FputInt32(0);
- }
- state_fio->FputInt32(bufcnt);
- state_fio->Fwrite(buffer, sizeof(buffer), 1);
- state_fio->FputInt32(prev_signal);
- state_fio->FputUint32(prev_clock);
-}
-
-bool CMT::load_state(FILEIO* state_fio)
+bool CMT::process_state(FILEIO* state_fio, bool loading)
{
- close_tape();
-
- if(state_fio->FgetUint32() != STATE_VERSION) {
+ if(!state_fio->StateCheckUint32(STATE_VERSION)) {
return false;
}
- if(state_fio->FgetInt32() != this_device_id) {
+ if(!state_fio->StateCheckInt32(this_device_id)) {
return false;
}
- is_wav = state_fio->FgetBool();
- rec = state_fio->FgetBool();
- remote = state_fio->FgetBool();
- state_fio->Fread(rec_file_path, sizeof(rec_file_path), 1);
- int length_tmp = state_fio->FgetInt32();
- if(rec) {
- fio->Fopen(rec_file_path, FILEIO_READ_WRITE_NEW_BINARY);
- while(length_tmp != 0) {
- uint8 buffer_tmp[1024];
- int length_rw = min(length_tmp, sizeof(buffer_tmp));
- state_fio->Fread(buffer_tmp, length_rw, 1);
- if(fio->IsOpened()) {
- fio->Fwrite(buffer_tmp, length_rw, 1);
+ state_fio->StateBool(is_wav);
+ state_fio->StateBool(rec);
+ state_fio->StateBool(remote);
+ state_fio->StateBuffer(rec_file_path, sizeof(rec_file_path), 1);
+ if(loading) {
+ int length_tmp = state_fio->FgetInt32_LE();
+ if(rec) {
+ fio->Fopen(rec_file_path, FILEIO_READ_WRITE_NEW_BINARY);
+ while(length_tmp != 0) {
+ uint8_t buffer_tmp[1024];
+ int length_rw = min(length_tmp, (int)sizeof(buffer_tmp));
+ state_fio->Fread(buffer_tmp, length_rw, 1);
+ if(fio->IsOpened()) {
+ fio->Fwrite(buffer_tmp, length_rw, 1);
+ }
+ length_tmp -= length_rw;
}
- length_tmp -= length_rw;
+ }
+ } else {
+ if(rec && fio->IsOpened()) {
+ int length_tmp = (int)fio->Ftell();
+ fio->Fseek(0, FILEIO_SEEK_SET);
+ state_fio->FputInt32_LE(length_tmp);
+ while(length_tmp != 0) {
+ uint8_t buffer_tmp[1024];
+ int length_rw = min(length_tmp, (int)sizeof(buffer_tmp));
+ fio->Fread(buffer_tmp, length_rw, 1);
+ state_fio->Fwrite(buffer_tmp, length_rw, 1);
+ length_tmp -= length_rw;
+ }
+ } else {
+ state_fio->FputInt32_LE(0);
}
}
- bufcnt = state_fio->FgetInt32();
- state_fio->Fread(buffer, sizeof(buffer), 1);
- prev_signal = state_fio->FgetInt32();
- prev_clock = state_fio->FgetUint32();
+ state_fio->StateInt32(bufcnt);
+ state_fio->StateBuffer(buffer, sizeof(buffer), 1);
+ state_fio->StateInt32(prev_signal);
+ state_fio->StateUint32(prev_clock);
return true;
}
+}
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