void net_check_conn()
{
time_t now;
static time_t last_ping = 0;
char c = 0;
int rc;
if (srv_sd <= 0)
return;
now = time(NULL);
if (last_ping == 0)
last_ping = now;
do {
c = 0;
rc = read_byte(srv_sd, &c);
if (c == PING) {
#if DEBUG_OUT
fprintf(stderr, "[S] Received PING\n");
#endif
last_ping = now;
}
} while (rc > 0 && c == PING);
if (now - last_ping > NO_RESPONCE_INTERVAL)
{
fprintf(stderr,
"[S] No PING received from the server in %u sec, reconnecting\n",
NO_RESPONCE_INTERVAL);
close(srv_sd);
srv_sd = -1;
connect_to_srv(srv_addr, srv_port, srv_cc_desc, srv_pwd);
net_send_header(srv_header, srv_header_len);
last_ping = now;
}
static time_t last_send_ping = 0;
if (now - last_send_ping >= PING_INTERVAL)
{
if (write_block(srv_sd, PING, NULL, 0) < 0)
{
printf("Unable to send data\n");
exit(EXIT_FAILURE);
}
last_send_ping = now;
}
}
void write_subtitle_file_header(struct encoder_ctx *ctx,struct ccx_s_write *out)
{
int used;
switch (ccx_options.write_format)
{
case CCX_OF_SRT: // Subrip subtitles have no header
break;
case CCX_OF_SAMI: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
REQUEST_BUFFER_CAPACITY(ctx,strlen (sami_header)*3);
used=encode_line (ctx->buffer,(unsigned char *) sami_header);
write (out->fh, ctx->buffer,used);
break;
case CCX_OF_SMPTETT: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
REQUEST_BUFFER_CAPACITY(ctx,strlen (smptett_header)*3);
used=encode_line (ctx->buffer,(unsigned char *) smptett_header);
write(out->fh, ctx->buffer, used);
break;
case CCX_OF_RCWT: // Write header
if (ccx_options.teletext_mode == CCX_TXT_IN_USE)
rcwt_header[7] = 2; // sets file format version
if (ccx_options.send_to_srv)
net_send_header(rcwt_header, sizeof(rcwt_header));
else
write(out->fh, rcwt_header, sizeof(rcwt_header));
break;
case CCX_OF_SPUPNG:
write_spumux_header(out);
break;
case CCX_OF_TRANSCRIPT: // No header. Fall thru
default:
break;
}
}
int encode_sub(struct encoder_ctx *context, struct cc_subtitle *sub)
{
int wrote_something = 0;
int ret = 0;
if (sub->type == CC_608)
{
struct eia608_screen *data = NULL;
for(data = sub->data; sub->nb_data ; sub->nb_data--,data++)
{
// Determine context based on channel. This replaces the code that was above, as this was incomplete (for cases where -12 was used for example)
if (data->my_field == 2)
context++;
new_sentence=1;
if(data->format == SFORMAT_XDS)
{
xds_write_transcript_line_prefix (context->out, data->start_time, data->end_time,data->cur_xds_packet_class);
if(data->xds_len > 0)
{
ret = write (context->out->fh, data->xds_str,data->xds_len);
if (ret < data->xds_len)
{
mprint("WARNING:Loss of data\n");
}
}
freep (&data->xds_str);
xds_write_transcript_line_suffix (context->out);
continue;
}
if(!data->start_time)
break;
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_srt(data, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_webvtt(data, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_sami(data, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_smptett(data, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_buffer_as_transcript2(data, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_buffer_as_spupng(data, context);
break;
default:
break;
}
if (wrote_something)
context->last_displayed_subs_ms=get_fts() + context->subs_delay;
if (context->gui_mode_reports)
write_cc_buffer_to_gui(sub->data, context);
}
freep(&sub->data);
}
if(sub->type == CC_BITMAP)
{
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_srt(sub, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_webvtt(sub, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_sami(sub, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_smptett(sub, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_bitmap_as_transcript(sub, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_bitmap_as_spupng(sub, context);
break;
default:
break;
}
}
if (sub->type == CC_RAW)
{
if (context->send_to_srv)
net_send_header(sub->data, sub->nb_data);
else
{
ret = write(context->out->fh, sub->data, sub->nb_data);
if ( ret < sub->nb_data) {
mprint("WARNING: Loss of data\n");
}
}
sub->nb_data = 0;
}
if(sub->type == CC_TEXT)
{
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_srt(sub, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_webvtt(sub, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_sami(sub, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text!=NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_smptett(sub, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_subtitle_as_transcript(sub, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_subtitle_as_spupng(sub, context);
break;
default:
break;
}
sub->nb_data = 0;
}
if (!sub->nb_data)
freep(&sub->data);
return wrote_something;
}
static int write_subtitle_file_header(struct encoder_ctx *ctx, struct ccx_s_write *out)
{
int used;
int ret = 0;
switch (ctx->write_format)
{
case CCX_OF_SRT: // Subrip subtitles have no header
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
break;
case CCX_OF_WEBVTT: // WEBVTT subtitles have no header
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
break;
case CCX_OF_SAMI: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (sami_header)*3);
used = encode_line (ctx->buffer,(unsigned char *) sami_header);
ret = write (out->fh, ctx->buffer,used);
break;
case CCX_OF_SMPTETT: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (smptett_header)*3);
used=encode_line (ctx->buffer,(unsigned char *) smptett_header);
ret = write(out->fh, ctx->buffer, used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
break;
case CCX_OF_RCWT: // Write header
rcwt_header[7] = ctx->in_fileformat; // sets file format version
if (ctx->send_to_srv)
net_send_header(rcwt_header, sizeof(rcwt_header));
else
{
ret = write(out->fh, rcwt_header, sizeof(rcwt_header));
if(ret < 0)
{
mprint("Unable to write rcwt header\n");
return -1;
}
}
break;
case CCX_OF_RAW:
ret = write(out->fh,BROADCAST_HEADER, sizeof(BROADCAST_HEADER));
if(ret < sizeof(BROADCAST_HEADER))
{
mprint("Unable to write Raw header\n");
return -1;
}
case CCX_OF_SPUPNG:
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
write_spumux_header(ctx, out);
break;
case CCX_OF_TRANSCRIPT: // No header. Fall thru
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
default:
break;
}
return ret;
}
int encode_sub(struct encoder_ctx *context, struct cc_subtitle *sub)
{
int wrote_something = 0;
int ret = 0;
if(!context)
return CCX_OK;
context = change_filename(context);
#ifdef ENABLE_SHARING
if (ccx_options.sharing_enabled)
ccx_share_send(sub);
#endif //ENABLE_SHARING
if (context->splitbysentence)
{
// Write to a buffer that is later s+plit to generate split
// in sentences
if (sub->type == CC_BITMAP)
wrote_something = write_cc_bitmap_to_sentence_buffer(sub, context);
}
else
{
// Write subtitles as they come
if (sub->type == CC_608)
{
struct eia608_screen *data = NULL;
struct ccx_s_write *out;
for (data = sub->data; sub->nb_data; sub->nb_data--, data++)
{
// Determine context based on channel. This replaces the code that was above, as this was incomplete (for cases where -12 was used for example)
out = get_output_ctx(context, data->my_field);
if (data->format == SFORMAT_XDS)
{
data->end_time = data->end_time + context->subs_delay;
xds_write_transcript_line_prefix(context, out, data->start_time, data->end_time, data->cur_xds_packet_class);
if (data->xds_len > 0)
{
ret = write(out->fh, data->xds_str, data->xds_len);
if (ret < data->xds_len)
{
mprint("WARNING:Loss of data\n");
}
}
freep(&data->xds_str);
write_newline(context, 0);
continue;
}
data->end_time = data->end_time + context->subs_delay;
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_srt(data, context);
break;
case CCX_OF_G608:
wrote_something = write_cc_buffer_as_g608(data, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_webvtt(data, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_sami(data, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, data->start_time);
wrote_something = write_cc_buffer_as_smptett(data, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_buffer_as_transcript2(data, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_buffer_as_spupng(data, context);
break;
case CCX_OF_SIMPLE_XML:
if (ccx_options.keep_output_closed && context->out->temporarily_closed)
{
temporarily_open_output(context->out);
write_subtitle_file_header(context, context->out);
}
wrote_something = write_cc_buffer_as_simplexml(data, context);
if (ccx_options.keep_output_closed)
{
write_subtitle_file_footer(context, context->out);
temporarily_close_output(context->out);
}
break;
default:
break;
}
if (wrote_something)
context->last_displayed_subs_ms = data->end_time;
if (context->gui_mode_reports)
write_cc_buffer_to_gui(sub->data, context);
}
freep(&sub->data);
}
if (sub->type == CC_BITMAP)
{
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_srt(sub, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_webvtt(sub, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_sami(sub, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_bitmap_as_smptett(sub, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_bitmap_as_transcript(sub, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_bitmap_as_spupng(sub, context);
break;
case CCX_OF_SIMPLE_XML:
wrote_something = write_cc_bitmap_as_simplexml(sub, context);
break;
#ifdef WITH_LIBCURL
case CCX_OF_CURL:
wrote_something = write_cc_bitmap_as_libcurl(sub, context);
break;
#endif
default:
break;
}
}
if (sub->type == CC_RAW)
{
if (context->send_to_srv)
net_send_header(sub->data, sub->nb_data);
else
{
ret = write(context->out->fh, sub->data, sub->nb_data);
if (ret < sub->nb_data) {
mprint("WARNING: Loss of data\n");
}
}
sub->nb_data = 0;
}
if (sub->type == CC_TEXT)
{
switch (context->write_format)
{
case CCX_OF_SRT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_srt(sub, context);
break;
case CCX_OF_WEBVTT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_webvtt(sub, context);
break;
case CCX_OF_SAMI:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_sami(sub, context);
break;
case CCX_OF_SMPTETT:
if (!context->startcredits_displayed && context->start_credits_text != NULL)
try_to_add_start_credits(context, sub->start_time);
wrote_something = write_cc_subtitle_as_smptett(sub, context);
break;
case CCX_OF_TRANSCRIPT:
wrote_something = write_cc_subtitle_as_transcript(sub, context);
break;
case CCX_OF_SPUPNG:
wrote_something = write_cc_subtitle_as_spupng(sub, context);
break;
case CCX_OF_SIMPLE_XML:
wrote_something = write_cc_subtitle_as_simplexml(sub, context);
break;
default:
break;
}
sub->nb_data = 0;
}
}
if (!sub->nb_data)
freep(&sub->data);
if (wrote_something && context->force_flush)
fsync(context->out->fh); // Don't buffer
return wrote_something;
}
static int write_subtitle_file_header(struct encoder_ctx *ctx, struct ccx_s_write *out)
{
int used;
int ret = 0;
int header_size = 0;
switch (ctx->write_format)
{
case CCX_OF_SRT: // Subrip subtitles have no header
case CCX_OF_G608:
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
break;
case CCX_OF_SSA:
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (ssa_header)*3);
used = encode_line (ctx, ctx->buffer,(unsigned char *) ssa_header);
ret = write (out->fh, ctx->buffer, used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
break;
case CCX_OF_WEBVTT:
ret = write_bom(ctx, out);
if (ret < 0)
return -1;
for(int i = 0; webvtt_header[i]!=NULL ;i++)
{
header_size += strlen(webvtt_header[i]); // Find total size of the header
}
REQUEST_BUFFER_CAPACITY(ctx, header_size*3);
for(int i = 0; webvtt_header[i]!=NULL;i++)
{
if(ccx_options.enc_cfg.line_terminator_lf == 1 && strcmp(webvtt_header[i],"\r\n")==0) // If -lf parameter passed, write LF instead of CRLF
{
used = encode_line (ctx, ctx->buffer,(unsigned char *) "\n");
}
else
{
used = encode_line (ctx, ctx->buffer,(unsigned char *) webvtt_header[i]);
}
ret = write (out->fh, ctx->buffer,used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
}
break;
case CCX_OF_SAMI: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (sami_header)*3);
used = encode_line (ctx, ctx->buffer,(unsigned char *) sami_header);
ret = write (out->fh, ctx->buffer, used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
break;
case CCX_OF_SMPTETT: // This header brought to you by McPoodle's CCASDI
//fprintf_encoded (wb->fh, sami_header);
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (smptett_header)*3);
used=encode_line (ctx, ctx->buffer,(unsigned char *) smptett_header);
ret = write(out->fh, ctx->buffer, used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
break;
case CCX_OF_RCWT: // Write header
rcwt_header[7] = ctx->in_fileformat; // sets file format version
if (ctx->send_to_srv)
net_send_header(rcwt_header, sizeof(rcwt_header));
else
{
ret = write(out->fh, rcwt_header, sizeof(rcwt_header));
if(ret < 0)
{
mprint("Unable to write rcwt header\n");
return -1;
}
}
break;
case CCX_OF_RAW:
ret = write(out->fh,BROADCAST_HEADER, sizeof(BROADCAST_HEADER));
if(ret < sizeof(BROADCAST_HEADER))
{
mprint("Unable to write Raw header\n");
return -1;
}
break;
case CCX_OF_SPUPNG:
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
write_spumux_header(ctx, out);
break;
case CCX_OF_TRANSCRIPT: // No header. Fall thru
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
break;
case CCX_OF_SIMPLE_XML: // No header. Fall thru
ret = write_bom(ctx, out);
if(ret < 0)
return -1;
REQUEST_BUFFER_CAPACITY(ctx,strlen (simple_xml_header)*3);
used=encode_line (ctx, ctx->buffer,(unsigned char *) simple_xml_header);
ret = write(out->fh, ctx->buffer, used);
if(ret < used)
{
mprint("WARNING: Unable to write complete Buffer \n");
return -1;
}
break;
default:
break;
}
return ret;
}
