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[core] add audio channels limit when opening files, configurable through switch.conf.xml (param "max-audio-channels"), add unit-test.

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Dragos Oancea committed 2020-01-27 23:35:19 +00:00
1 parent e94d8cfdfc
commit c1b66f650f
7 files changed
+71 -1
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src/switch_core_file.c
+14
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@@ -76,6 +76,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_perform_file_open(const char *file,
char *fp = NULL;
int to = 0;
int force_channels = 0;
uint32_t core_channel_limit;
if (switch_test_flag(fh, SWITCH_FILE_OPEN)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Handle already open\n");
@@ -361,6 +362,19 @@ SWITCH_DECLARE(switch_status_t) switch_core_perform_file_open(const char *file,
goto fail;
}
if (fh->channels > 2) {
/* just show a warning for more than 2 channels, no matter if we allow them or not */
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "File [%s] has more than 2 channels: [%u]\n", file_path, fh->channels);
}
core_channel_limit = switch_core_max_audio_channels(0);
if (core_channel_limit && fh->channels > core_channel_limit) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "File [%s] has more channels (%u) than limit (%u). Closing.\n", file_path, fh->channels, core_channel_limit);
fh->file_interface->file_close(fh);
UNPROTECT_INTERFACE(fh->file_interface);
switch_goto_status(SWITCH_STATUS_FALSE, fail);
}
if (!force_channels && !fh->real_channels) {
fh->real_channels = fh->channels;