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Merge pull request #2137 from ananyaaa66/master

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Add teletext pages and PID type tagging to JSON report output (#1399)
This commit is contained in:
Carlos Fernandez Sanz
2026-02-28 14:25:22 -08:00
committed by GitHub
parent 5de265d64f b1cb5c98fa
commit 9614f58187
3 changed files with 62 additions and 0 deletions
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34
src/lib_ccx/params_dump.c
View File

@@ -424,6 +424,27 @@ void print_file_report_json(struct lib_ccx_ctx *ctx)
pid,
demux->PIDs_programs[pid]->program_number);
json_escape(desc[demux->PIDs_programs[pid]->printable_stream_type]);
/* Tag DVB subtitle and Teletext PIDs */
int is_dvb = 0, is_tlt = 0;
for (int k = 0; k < SUB_STREAMS_CNT; k++)
{
if (demux->freport.dvb_sub_pid[k] == (unsigned)pid)
{
is_dvb = 1;
break;
}
if (demux->freport.tlt_sub_pid[k] == (unsigned)pid)
{
is_tlt = 1;
break;
}
}
if (is_dvb)
printf(", \"type\": \"dvb_subtitle\"");
else if (is_tlt)
printf(", \"type\": \"teletext_subtitle\"");
printf(" }");
}
printf("\n ]\n");
@@ -501,6 +522,19 @@ void print_file_report_json(struct lib_ccx_ctx *ctx)
(program_ci && get_sib_stream_by_type(program_ci, CCX_CODEC_ATSC_CC)) ? "true" : "false");
printf(" },\n");
/* Teletext seen pages */
if (program_ci && get_sib_stream_by_type(program_ci, CCX_CODEC_TELETEXT))
{
struct cap_info *tlt_info = get_sib_stream_by_type(program_ci, CCX_CODEC_TELETEXT);
struct lib_cc_decode *tlt_dec = update_decoder_list_cinfo(ctx, tlt_info);
if (tlt_dec && tlt_dec->codec == CCX_CODEC_TELETEXT)
{
printf(" \"teletext_pages\": ");
tlt_print_seen_pages_json(tlt_dec);
printf(",\n");
}
}
printf(" \"captions\": {\n");
printf(" \"present\": %s,\n", has_any_captions ? "true" : "false");

1
src/lib_ccx/teletext.h
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@@ -133,6 +133,7 @@ struct TeletextCtx
};
int tlt_print_seen_pages(struct lib_cc_decode *dec_ctx);
int tlt_print_seen_pages_json(struct lib_cc_decode *dec_ctx);
void telxcc_dump_prev_page(struct TeletextCtx *ctx, struct cc_subtitle *sub);
void set_tlt_delta(struct lib_cc_decode *dec_ctx, uint64_t pts);
#endif

27
src/lib_ccx/telxcc.c
View File

@@ -1357,6 +1357,33 @@ int tlt_print_seen_pages(struct lib_cc_decode *dec_ctx)
}
return CCX_OK;
}
int tlt_print_seen_pages_json(struct lib_cc_decode *dec_ctx)
{
struct TeletextCtx *ctx = NULL;
if (dec_ctx->codec != CCX_CODEC_TELETEXT)
{
errno = EINVAL;
return -1;
}
ctx = dec_ctx->private_data;
printf("[");
int first = 1;
for (int i = 0; i < MAX_TLT_PAGES; i++)
{
if (ctx->seen_sub_page[i] == 0)
continue;
if (!first)
printf(", ");
first = 0;
printf("%d", i);
}
printf("]");
return CCX_OK;
}
void set_tlt_delta(struct lib_cc_decode *dec_ctx, uint64_t pts)
{
struct TeletextCtx *ctx = dec_ctx->private_data;