static void
test_rb(void) {
//rbtree *tr = rb_cnew( 0, 0, 0, 0, 0, 0);
rbtree *tr = rb_new();
char keybuf[100];
size_t valuebuf[] = { 1 };
size_t *vp;
// while (fscanf(stdin, "%s", keybuf) == 1) {
// vp = rb_get(tr, keybuf);
// if (vp)
// *vp += 1;
// else
// rb_add(tr, keybuf, valuebuf);
// }
// this is another faster version
while (fscanf(stdin, "%s", keybuf) == 1) {
vp = rb_fget(tr, keybuf);
*vp += 1;
}
rb_set(tr, "a", valuebuf);
*valuebuf = 123456789;
rb_add(tr, "b", valuebuf);
*valuebuf = 2;
rb_set(tr, "c", valuebuf);
rb_set(tr, "d", valuebuf);
*valuebuf = 987654321;
rb_update(tr,"a",valuebuf);
rb_set(tr, "e", valuebuf);
rb_print(tr);
rb_clear(tr);
rb_clear(tr); //just for test
rb_free(tr);
}
void GizWits_init(uint8_t P0_Len)
{
Pro_HeadPartP0CmdTypeDef *Pro_D2W_ReportStatusStruct = (Pro_HeadPartP0CmdTypeDef *)g_DevStatus;
Serial1.begin(9600);
#if(GetFrame==1)
//自定义引脚通信SoftwareSerial初始
Serial.begin(9600);
#endif
//定时中断初始
// MsTimer2::set(1, gokit_timer); // 1ms period
// MsTimer2::start();
Timer2.setChannel1Mode(TIMER_OUTPUTCOMPARE);
Timer2.setPeriod(1000); // in 1000 microseconds = 1ms
Timer2.setCompare1(1); // overflow might be small
Timer2.attachCompare1Interrupt(gokit_timer); // handler function
// Timer2.pause();
// Timer2.resume();
if(P0_Len > MAX_P0_LEN)
{
Serial.println("Warning P0_Len out of range");
while(1);
}
//RingBuffer
rb_new(&u_ring_buff);
memset((uint8_t *)&g_DevStatus, 0, 128);
memset(&Pro_M2W_ReturnInfoStruct, 0, sizeof(Pro_M2W_ReturnInfoStruct));
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Head[0] = 0xFF;
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Head[1] = 0xFF;
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Len = exchangeBytes(sizeof(Pro_M2W_ReturnInfoStruct) - 4);
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Cmd = Pro_D2W__GetDeviceInfo_Ack_Cmd;
memcpy(Pro_M2W_ReturnInfoStruct.Pro_ver, PRO_VER, strlen(PRO_VER));
memcpy(Pro_M2W_ReturnInfoStruct.P0_ver, P0_VER, strlen(P0_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Hard_ver, HARD_VER, strlen(HARD_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Soft_ver, SOFT_VER, strlen(SOFT_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Product_Key, PRODUCT_KEY, strlen(PRODUCT_KEY));
Pro_M2W_ReturnInfoStruct.Binable_Time = exchangeBytes(0);
g_P0DataLen = P0_Len;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Head[0] = 0xFF;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Head[1] = 0xFF;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Len = exchangeBytes(sizeof(Pro_HeadPartP0CmdTypeDef) - 4);
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Cmd = 0x0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.SN = 0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Flags[0] = 0x0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Flags[1] = 0x0;
//Pro_D2W_ReportStatusStruct->Action = 0x0;
}
void GizWits_init(uint8_t P0_Len)
{
Pro_HeadPartP0CmdTypeDef *Pro_D2W_ReportStatusStruct = (Pro_HeadPartP0CmdTypeDef *)g_DevStatus;
#ifdef M5_VERSION
Serial1.begin(9600);
#else
Serial.begin(9600);
#endif
#if(GetFrame==1)
//自定义引脚通信SoftwareSerial初始
mySerial.begin(9600);
#endif
//定时中断初始
MsTimer2::set(1, gokit_timer); // 1ms period
MsTimer2::start();
if(P0_Len > MAX_P0_LEN)
{
mySerial.println("Warning P0_Len out of range");
while(1);
}
//RingBuffer
rb_new(&u_ring_buff);
memset((uint8_t *)&g_DevStatus, 0, 128);
memset(&Pro_M2W_ReturnInfoStruct, 0, sizeof(Pro_M2W_ReturnInfoStruct));
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Head[0] = 0xFF;
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Head[1] = 0xFF;
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Len = exchangeBytes(sizeof(Pro_M2W_ReturnInfoStruct) - 4);
Pro_M2W_ReturnInfoStruct.Pro_HeadPart.Cmd = Pro_D2W__GetDeviceInfo_Ack_Cmd;
memcpy(Pro_M2W_ReturnInfoStruct.Pro_ver, PRO_VER, strlen(PRO_VER));
memcpy(Pro_M2W_ReturnInfoStruct.P0_ver, P0_VER, strlen(P0_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Hard_ver, HARD_VER, strlen(HARD_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Soft_ver, SOFT_VER, strlen(SOFT_VER));
memcpy(Pro_M2W_ReturnInfoStruct.Product_Key, PRODUCT_KEY, strlen(PRODUCT_KEY));
Pro_M2W_ReturnInfoStruct.Binable_Time = exchangeBytes(0);
g_P0DataLen = P0_Len;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Head[0] = 0xFF;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Head[1] = 0xFF;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Len = exchangeBytes(sizeof(Pro_HeadPartP0CmdTypeDef) - 4);
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Cmd = 0x0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.SN = 0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Flags[0] = 0x0;
Pro_D2W_ReportStatusStruct->Pro_HeadPart.Flags[1] = 0x0;
//Pro_D2W_ReportStatusStruct->Action = 0x0;
}
/* This function is invoked by the main CAmkES thread in this component. */
int run(void)
{
int error = camkes_io_port_ops(&io_port_ops);
assert(!error);
/* Use the dataport address */
void *bga_ptr = (void *)mock_hdmi;
bga = bga_init(bga_ptr, out16, in16);
bga_set_mode(bga, 1024, 768, 24); /* 1024x768 resolution at 24 BPP */
ringbuffer_t *low = rb_new((void *)low_input, sizeof(*low_input));
if (low == NULL) {
abort();
}
ringbuffer_t *high = rb_new((void *)high_input, sizeof(*high_input));
if (high == NULL) {
abort();
}
borders();
/* Check both inputs for data and pass it to the relevant framebuffer. */
while (true) {
char c;
if ((c = (char)rb_poll_byte(low)) != 0) {
write_low(c);
}
if ((c = (char)rb_poll_byte(high)) != 0) {
write_high(c);
}
}
return 0;
}
int
main(int argc, char **argv)
{
char *filename = argv[1];
int tok;
rb = rb_new();
if (!yylex_push_file(filename))
return 1;
while ((tok = yylex()) != 0)
{
fprintf(stderr, "%s:%d:%s:%s\n",
yylocation.filename,
yylocation.lineno,
describe_token(tok),
describe_yylval(tok));
}
return 0;
}
//=============================================================================
int main()
{
rb_t *rb=rb_new(FLOAT_COUNT*sizeof(float));
if(rb==NULL) {return 1;}
rb_debug(rb);
float floats[FLOAT_COUNT]={0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8};
int wrote=rb_write(rb,(char*)floats,FLOAT_COUNT*sizeof(float));
fprintf(stderr,"wrote %d bytes (%zu floats)\n",wrote,wrote/sizeof(float));
rb_debug(rb);
rb_print_regions(rb);
float f1;
int read=rb_read_float(rb,&f1);
fprintf(stderr,"read %d bytes (%zu float) %f\n",read,read/sizeof(float),f1);
int peeked=rb_peek_float(rb,&f1);
fprintf(stderr,"peeked %d bytes (%zu float) %f\n",peeked,peeked/sizeof(float),f1);
float f2=0.99;
wrote=rb_write_float(rb,&f2);
fprintf(stderr,"wrote %d bytes (%zu float) %f\n",wrote,wrote/sizeof(float),f2);
int skipped=rb_skip_float(rb);
fprintf(stderr,"skipped %d bytes (%zu float)\n",skipped,skipped/sizeof(float));
int peek_at=rb_can_read(rb)-sizeof(float);
peeked=rb_peek_float_at(rb,&f1,peek_at);
fprintf(stderr,"peeked %d bytes (%zu float) at %d %f\n",peeked,peeked/sizeof(float),peek_at,f1);
rb_debug(rb);
rb_print_regions(rb);
rb_free(rb);
return 0;
}
int
main (int argc, char *argv[])
{
//////////////////////////////////////////////
//will be removed
// sample_rate=44100;
sample_rate=48000;
// period_size=2048;
period_size=4096;
// period_size=256;
//period_size=128;
bytes_per_sample=4;
//osc
const char *listenPort;
//command line options parsing
//http://www.gnu.org/software/libc/manual/html_node/Using-Getopt.html
static struct option long_options[] =
{
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'v'},
{"loinfo", no_argument, 0, 'x'},
{"out", required_argument, 0, 'o'},
{"offset", required_argument, 0, 'f'},
{"16", no_argument, 0, 'y'},
{"max", required_argument, 0, 'm'},//max (allocate) buffer
{"update", required_argument, 0, 'u'},//screen info update every nth cycle
{"limit", required_argument, 0, 'l'},//test, stop after n processed
{0, 0, 0, 0}
};
//print program header
if(argc>1 && strcmp(argv[1],"--version"))
{
print_header("audio_post_send");
}
if (argc - optind < 1)
{
fprintf (stderr, "Missing arguments, see --help.\n\n");
exit(1);
}
int opt;
//do until command line options parsed
while (1)
{
/* getopt_long stores the option index here. */
int option_index = 0;
opt = getopt_long (argc, argv, "", long_options, &option_index);
/* Detect the end of the options. */
if (opt == -1)
{
break;
}
switch (opt)
{
case 0:
/* If this option set a flag, do nothing else now. */
if (long_options[option_index].flag != 0)
{
break;
}
case 'h':
print_help();
break;
case 'v':
print_version();
break;
case 'x':
check_lo_props(1);
return 1;
case 'o':
output_port_count=atoi(optarg);
if(output_port_count>max_channel_count)
{
fprintf(stderr,"*** limiting playback ports to %d, sry\n",max_channel_count);
output_port_count=max_channel_count;
}
port_count=fmin(input_port_count,output_port_count);
break;
case 'f':
channel_offset=atoi(optarg);
break;
case 'm':
//min 1 MB
max_buffer_size=fmax(1,(uint64_t)atoll(optarg)*1000*1000);
break;
case 'u':
update_display_every_nth_cycle=fmax(1,(uint64_t)atoll(optarg));
break;
case 'l':
receive_max=fmax(1,(uint64_t)atoll(optarg));
test_mode=1;
fprintf(stderr,"*** limiting number of messages: %" PRId64 "\n",receive_max);
break;
case '?': //invalid commands
/* getopt_long already printed an error message. */
fprintf (stderr, "Wrong arguments, see --help.\n\n");
exit(1);
break;
default:
break;
} //end switch op
}//end while(1)
//remaining non optional parameters listening port, remote host, remote port
if(argc-optind != 3)
{
fprintf (stderr, "Wrong arguments, see --help.\n\n");
exit(1);
}
if(check_lo_props(0)>0)
{
return 1;
}
if(have_libjack()!=0)
{
fprintf(stderr,"/!\\ libjack not found (JACK not installed?). this is fatal: audio_post_send needs JACK to run.\n");
//io_quit("nolibjack");
exit(1);
}
listenPort=argv[optind];
//tcp target
remote_tcp_host=argv[optind+1];
remote_tcp_port=argv[optind+2];
loa_tcp = lo_address_new_with_proto(LO_TCP, remote_tcp_host, remote_tcp_port);
//initialize time
gettimeofday(&tv, NULL);
tt_prev.sec=tv.tv_sec;
tt_prev.frac=tv.tv_usec;
//print startup info
fprintf(stderr,"listening on UDP port: %s\n",listenPort);
//udp/tcp use the same port for now
fprintf(stderr,"started TCP server on port: %s\n",listenPort);
fprintf(stderr,"channels (forward): %d\n",output_port_count);
fprintf(stderr,"channel offset: %d\n",channel_offset);
fprintf(stderr, "TCP target: %s:%s\n",remote_tcp_host,remote_tcp_port);
fprintf(stderr, "period size (TCP forward): %d samples\n",period_size);
fprintf(stderr, "delay between TCP sends: %d ms\n",delay_between_tcp_sends);
fprintf(stderr, "delay between TCP retries on broken connection: %d ms\n",delay_between_tcp_retries);
//ringbuffer size bytes
uint64_t rb_size;
//use as given via param --max or:
if(max_buffer_size==0)
{
//default
//10 MB . .
max_buffer_size=10000000;
}
//
rb_size=max_buffer_size;
fprintf(stderr,"allocated buffer size: %" PRId64 " bytes (%.2f MB)\n",max_buffer_size,(float)max_buffer_size/1000/1000);
//====================================
//main ringbuffer osc blobs -> jack output
rb = rb_new (rb_size);
//helper ringbuffer: used when remote period size < local period size
rb_helper = rb_new (rb_size);
if(rb==NULL)
{
fprintf(stderr,"could not create a ringbuffer with that size.\n");
fprintf(stderr,"try --max <smaller size>.\n");
exit(1);
}
/* install a signal handler to properly quits jack client */
#ifndef _WIN
signal(SIGQUIT, signal_handler);
signal(SIGHUP, signal_handler);
#endif
signal(SIGTERM, signal_handler);
signal(SIGINT, signal_handler);
//add osc hooks & start UDP server
registerOSCMessagePatterns(listenPort);
lo_server_thread_start(lo_st);
//start TCP server, for forwarding to final receiver
lo_st_tcp = lo_server_thread_new_with_proto(listenPort, LO_TCP, error);
lo_server_thread_start(lo_st_tcp);
fflush(stderr);
/* keep running until the Ctrl+C */
while(1)
{
//possibly clean shutdown without any glitches
if(shutdown_in_progress==1)
{
signal_handler(42);
}
//if tcp message could not be sent
if(process()<0)
{
//wait x and update info
int i;
for(i=0;i<delay_between_tcp_retries;i++)
{
usleep(1000);
print_info();
}
}
else
{
//wait y and update info
int i;
for(i=0;i<delay_between_tcp_sends;i++)
{
usleep(1000);
print_info();
}
}
}
exit (0);
}
int main(int argc, char **argv)
{
SDL_AudioSpec fmt;
rb_data = rb_new(256);
rb_audio = rb_new(48000);
//int fd = sound_open("/dev/dsp");
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER);
fmt.freq = SRATE;
fmt.format = AUDIO_S16;
fmt.channels = 1;
fmt.samples = 256;
fmt.callback = gen_audio;
if ( SDL_OpenAudio(&fmt, NULL) < 0 ) {
fprintf(stderr, "Can't open audio: %s\n", SDL_GetError());
exit(1);
}
SDL_Event ev;
screen = SDL_SetVideoMode(16, 16, 32, SDL_HWSURFACE | SDL_RESIZABLE) ;
screen = SDL_SetVideoMode(16, 16, 32, SDL_HWSURFACE | SDL_RESIZABLE) ;
draw();
SDL_PauseAudio(0);
for(;;) {
while(SDL_WaitEvent(&ev)) {
if(ev.type == SDL_KEYDOWN) {
switch(ev.key.keysym.sym) {
case 27:
exit(0);
break;
default:
{
char buf[16];
snprintf(buf, sizeof buf, "d%c\n", ev.key.keysym.sym);
send(buf, strlen(buf));
}
break;
}
}
if(ev.type == SDL_MOUSEBUTTONDOWN) {
update_color();
run = 1;
}
if(ev.type == SDL_VIDEORESIZE) {
screen = SDL_SetVideoMode(ev.resize.w, ev.resize.h, 32, SDL_HWSURFACE | SDL_RESIZABLE) ;
draw();
update_color();
}
if(ev.type == SDL_MOUSEMOTION) {
run = 0;
mx = ev.motion.x;
my = ev.motion.y;
update_color();
}
}
}
return 0;
}
VCSession *vc_new(Mono_Time *mono_time, const Logger *log, ToxAV *av, uint32_t friend_number,
toxav_video_receive_frame_cb *cb, void *cb_data)
{
VCSession *vc = (VCSession *)calloc(sizeof(VCSession), 1);
vpx_codec_err_t rc;
if (!vc) {
LOGGER_WARNING(log, "Allocation failed! Application might misbehave!");
return nullptr;
}
if (create_recursive_mutex(vc->queue_mutex) != 0) {
LOGGER_WARNING(log, "Failed to create recursive mutex!");
free(vc);
return nullptr;
}
int cpu_used_value = VP8E_SET_CPUUSED_VALUE;
vc->vbuf_raw = rb_new(VIDEO_DECODE_BUFFER_SIZE);
if (!vc->vbuf_raw) {
goto BASE_CLEANUP;
}
/*
* VPX_CODEC_USE_FRAME_THREADING
* Enable frame-based multi-threading
*
* VPX_CODEC_USE_ERROR_CONCEALMENT
* Conceal errors in decoded frames
*/
vpx_codec_dec_cfg_t dec_cfg;
dec_cfg.threads = VPX_MAX_DECODER_THREADS; // Maximum number of threads to use
dec_cfg.w = VIDEO_CODEC_DECODER_MAX_WIDTH;
dec_cfg.h = VIDEO_CODEC_DECODER_MAX_HEIGHT;
LOGGER_DEBUG(log, "Using VP8 codec for decoder (0)");
rc = vpx_codec_dec_init(vc->decoder, video_codec_decoder_interface(), &dec_cfg,
VPX_CODEC_USE_FRAME_THREADING | VPX_CODEC_USE_POSTPROC);
if (rc == VPX_CODEC_INCAPABLE) {
LOGGER_WARNING(log, "Postproc not supported by this decoder (0)");
rc = vpx_codec_dec_init(vc->decoder, video_codec_decoder_interface(), &dec_cfg, VPX_CODEC_USE_FRAME_THREADING);
}
if (rc != VPX_CODEC_OK) {
LOGGER_ERROR(log, "Init video_decoder failed: %s", vpx_codec_err_to_string(rc));
goto BASE_CLEANUP;
}
if (VIDEO_VP8_DECODER_POST_PROCESSING_ENABLED == 1) {
vp8_postproc_cfg_t pp = {VP8_DEBLOCK, 1, 0};
vpx_codec_err_t cc_res = vpx_codec_control(vc->decoder, VP8_SET_POSTPROC, &pp);
if (cc_res != VPX_CODEC_OK) {
LOGGER_WARNING(log, "Failed to turn on postproc");
} else {
LOGGER_DEBUG(log, "turn on postproc: OK");
}
} else {
vp8_postproc_cfg_t pp = {0, 0, 0};
vpx_codec_err_t cc_res = vpx_codec_control(vc->decoder, VP8_SET_POSTPROC, &pp);
if (cc_res != VPX_CODEC_OK) {
LOGGER_WARNING(log, "Failed to turn OFF postproc");
} else {
LOGGER_DEBUG(log, "Disable postproc: OK");
}
}
/* Set encoder to some initial values
*/
vpx_codec_enc_cfg_t cfg;
vc_init_encoder_cfg(log, &cfg, 1);
LOGGER_DEBUG(log, "Using VP8 codec for encoder (0.1)");
rc = vpx_codec_enc_init(vc->encoder, video_codec_encoder_interface(), &cfg, VPX_CODEC_USE_FRAME_THREADING);
if (rc != VPX_CODEC_OK) {
LOGGER_ERROR(log, "Failed to initialize encoder: %s", vpx_codec_err_to_string(rc));
goto BASE_CLEANUP_1;
}
rc = vpx_codec_control(vc->encoder, VP8E_SET_CPUUSED, cpu_used_value);
if (rc != VPX_CODEC_OK) {
LOGGER_ERROR(log, "Failed to set encoder control setting: %s", vpx_codec_err_to_string(rc));
vpx_codec_destroy(vc->encoder);
goto BASE_CLEANUP_1;
}
/*
VPX_CTRL_USE_TYPE(VP8E_SET_NOISE_SENSITIVITY, unsigned int)
control function to set noise sensitivity
0: off, 1: OnYOnly, 2: OnYUV, 3: OnYUVAggressive, 4: Adaptive
*/
/*
rc = vpx_codec_control(vc->encoder, VP8E_SET_NOISE_SENSITIVITY, 2);
if (rc != VPX_CODEC_OK) {
LOGGER_ERROR(log, "Failed to set encoder control setting: %s", vpx_codec_err_to_string(rc));
vpx_codec_destroy(vc->encoder);
goto BASE_CLEANUP_1;
}
*/
vc->linfts = current_time_monotonic(mono_time);
vc->lcfd = 60;
vc->vcb = cb;
vc->vcb_user_data = cb_data;
vc->friend_number = friend_number;
vc->av = av;
vc->log = log;
return vc;
BASE_CLEANUP_1:
vpx_codec_destroy(vc->decoder);
BASE_CLEANUP:
pthread_mutex_destroy(vc->queue_mutex);
rb_kill(vc->vbuf_raw);
free(vc);
return nullptr;
}
//=============================================================================
int main(int argc, char *argv[])
{
if(argc<2)
{
fprintf(stderr,"need number\n");
exit(1);
}
int rb_size_request=atoi(argv[1]);
fprintf(stderr,"\n==creating new ringbuffer of size %d\n",rb_size_request);
rb_t *rb=rb_new(rb_size_request);
if(rb==NULL)
{
fprintf(stderr,"ringbuffer with size 0?\n");
exit(1);
}
rb_debug(rb);
fprintf(stderr,"\n==write full + 1\n");
int i;
for(i=0;i<rb_size_request+1;i++)
{
char put[1]={i};
int wrote=rb_write(rb,put,1);
rb_debug(rb);
}
fprintf(stderr,"\n==peek full + 1\n");
char pull[rb_size_request];
int peeked=rb_peek(rb,pull,rb_size_request+1);
rb_debug(rb);
fprintf(stderr,"\n==read full + 1\n");
for(i=0;i<rb_size_request+1;i++)
{
char pull[1];
int read=rb_read(rb,pull,1);
rb_debug(rb);
}
fprintf(stderr,"\n==write full\n");
for(i=0;i<rb_size_request;i++)
{
char put[1]={i};
int wrote=rb_write(rb,put,1);
rb_debug(rb);
}
rb_print_regions(rb);
fprintf(stderr,"\n==advance read pointer 1\n");
rb_advance_read_index(rb,1);
rb_debug(rb);
fprintf(stderr,"\n==drop\n");
rb_drop(rb);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==write 1\n");
char put[1]={'a'};
int wrote=rb_write(rb,put,1);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==read 1\n");
char put2[1];
int read=rb_read(rb,put2,1);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==write 4\n");
char put3[4]={'a','b','c','d'};
wrote=rb_write(rb,put3,4);
rb_debug(rb);
rb_print_regions(rb);
int advanced;
int k;
for(k=0;k<20;k++)
{
fprintf(stderr,"\n==advance write 3\n");
advanced=rb_advance_write_index(rb,3);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==advance read 2\n");
advanced=rb_advance_read_index(rb,2);
rb_debug(rb);
rb_print_regions(rb);
}
for(k=0;k<20;k++)
{
fprintf(stderr,"\n==advance read 3\n");
advanced=rb_advance_read_index(rb,2);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==advance write 2\n");
advanced=rb_advance_write_index(rb,3);
rb_debug(rb);
rb_print_regions(rb);
}
rb_region_t d;
rb_get_next_write_region(rb,&d);
fprintf(stderr,"\n==got next write buffer, can write %" PRId64 "\n",d.size);
fprintf(stderr,"\n==drop\n");
rb_drop(rb);
rb_debug(rb);
rb_print_regions(rb);
rb_get_next_write_region(rb,&d);
fprintf(stderr,"\n==got next write buffer, can write %" PRId64 "\n",d.size);
d.buffer[0]='x';
fprintf(stderr,"\n==advance write 4\n");
advanced=rb_advance_write_index(rb,4);
rb_debug(rb);
rb_print_regions(rb);
rb_get_next_read_region(rb,&d);
fprintf(stderr,"\n==got next read buffer, can read %" PRId64 "\n",d.size);
fprintf(stderr,"\n==advance read 4\n");
rb_advance_read_index(rb,4);
rb_debug(rb);
rb_print_regions(rb);
rb_get_next_read_region(rb,&d);
fprintf(stderr,"\n==got next read buffer, can read %" PRId64 "\n",d.size);
d.buffer[0]='x';
fprintf(stderr,"\n==advance read 1\n");
advanced=rb_advance_read_index(rb,1);
rb_debug(rb);
rb_print_regions(rb);
fprintf(stderr,"\n==reset\n");
rb_reset(rb);
rb_debug(rb);
fprintf(stderr,"\n==free\n");
rb_free(rb);
rb_debug(rb);
return 0;
}//end main
