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[core] check if recorded channel codec changed #2925

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[core] check if recorded channel codec changed #2925

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21 changes: 21 additions & 0 deletions src/switch_ivr_async.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1705,10 +1705,31 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
switch_frame_t frame = { 0 };
switch_status_t status;
int i = 0;
switch_codec_implementation_t read_impl = { 0 };
uint8_t channels;

frame.data = data;
frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;

switch_core_session_get_read_impl(bug->session, &read_impl);
channels = switch_core_media_bug_test_flag(bug, SMBF_STEREO) ? 2 : read_impl.number_of_channels;

if (rh->fh->native_rate != read_impl.actual_samples_per_second || rh->fh->real_channels != channels) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
"Recorded channel codec changed from %dhz@%dc to %dhz@%dc\n",
rh->fh->native_rate,
rh->fh->real_channels,
read_impl.actual_samples_per_second,
channels);

if (switch_core_media_bug_test_flag(bug, SMBF_STEREO) && read_impl.number_of_channels != 1) {
switch_core_media_bug_clear_flag(bug, SMBF_STEREO);
}

rh->fh->native_rate = read_impl.actual_samples_per_second;
rh->fh->real_channels = switch_core_media_bug_test_flag(bug, SMBF_STEREO) ? 2 : read_impl.number_of_channels;
}

for (;;) {
status = switch_core_media_bug_read(bug, &frame, i++ == 0 ? SWITCH_FALSE : SWITCH_TRUE);

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