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authorMatthias P. Braendli <matthias.braendli@mpb.li>2016-05-20 16:14:33 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2016-05-20 16:14:33 +0200
commit5ebfab9364d4315394a136732fd464ffe2229588 (patch)
treed586170ffd92a123fb45979e89a5c0b4e2fa0890 /src/TimestampDecoder.cpp
parentd9ef93e7e8cc94da627f39f3c443b9a845ccecf4 (diff)
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Improve timestamp handling
Replace PPS representation from double to integer, and analyse in OutputUHD if the timestamp is as expected.
Diffstat (limited to 'src/TimestampDecoder.cpp')
-rw-r--r--src/TimestampDecoder.cpp13
1 files changed, 7 insertions, 6 deletions
diff --git a/src/TimestampDecoder.cpp b/src/TimestampDecoder.cpp
index 2cfb281..5f93407 100644
--- a/src/TimestampDecoder.cpp
+++ b/src/TimestampDecoder.cpp
@@ -46,13 +46,14 @@ void TimestampDecoder::calculateTimestamp(struct frame_timestamp& ts)
/* Push new timestamp into queue */
ts_queued->timestamp_valid = full_timestamp_received_mnsc;
ts_queued->timestamp_sec = time_secs;
- ts_queued->timestamp_pps_offset = time_pps;
+ ts_queued->timestamp_pps = time_pps;
ts_queued->fct = latestFCT;
ts_queued->timestamp_refresh = offset_changed;
offset_changed = false;
- MDEBUG("time_secs=%d, time_pps=%f\n", time_secs, time_pps);
+ MDEBUG("time_secs=%d, time_pps=%f\n", time_secs,
+ (double)time_pps / 16384000.0);
*ts_queued += timestamp_offset;
queue_timestamps.push(ts_queued);
@@ -67,7 +68,7 @@ void TimestampDecoder::calculateTimestamp(struct frame_timestamp& ts)
/* Return invalid timestamp until the queue is full */
ts.timestamp_valid = false;
ts.timestamp_sec = 0;
- ts.timestamp_pps_offset = 0;
+ ts.timestamp_pps = 0;
ts.timestamp_refresh = false;
ts.fct = -1;
}
@@ -168,9 +169,9 @@ void TimestampDecoder::updateTimestampSeconds(uint32_t secs)
}
}
-void TimestampDecoder::updateTimestampPPS(double pps)
+void TimestampDecoder::updateTimestampPPS(uint32_t pps)
{
- MDEBUG("TimestampDecoder::updateTimestampPPS(%f)\n", pps);
+ MDEBUG("TimestampDecoder::updateTimestampPPS(%f)\n", (double)pps / 16384000.0);
if (time_pps > pps) // Second boundary crossed
{
@@ -188,7 +189,7 @@ void TimestampDecoder::updateTimestampPPS(double pps)
void TimestampDecoder::updateTimestampEti(
int framephase,
uint16_t mnsc,
- double pps,
+ uint32_t pps, // In units of 1/16384000 s
int32_t fct)
{
updateTimestampPPS(pps);