ANSCENTER/ANSCORE
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Improve ANSCV

Browse Source
This commit is contained in:
Tuan Nghia Nguyen
2026-04-21 09:26:02 +10:00
parent 9f0a10a4c8
commit 7e772f76bc
15 changed files with 749 additions and 421 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
modules/ANSCV/ANSFLV.cpp
View File

@@ -2,6 +2,7 @@
#include "ANSMatRegistry.h"
#include "ANSGpuFrameOps.h"
#include "ANSCVVendorGate.h" // anscv_vendor_gate::IsNvidiaGpuAvailable()
#include "ANSLicense.h" // ANS_DBG macro
#include <memory>
#include <cstdint>
#include "media_codec.h"
@@ -251,6 +252,23 @@ namespace ANSCENTER {
return _pLastFrame; // Shallow copy (fast)
}
// Early stale-out: if the decoder hasn't produced a frame in 5s the
// source is dead. Skip _playerClient->getImage() entirely and return
// the cached frame with unchanged _pts so LabVIEW sees STALE PTS one
// poll earlier and triggers reconnect.
if (!_pLastFrame.empty()) {
double ageMs = _playerClient->getLastFrameAgeMs();
if (ageMs >= 5000.0) {
ANS_DBG("FLV_GetImage",
"EARLY STALE: ageMs=%.1f pts=%lld url=%s — skipping getImage()",
ageMs, (long long)_pts, _url.c_str());
width = _imageWidth;
height = _imageHeight;
pts = _pts;
return _pLastFrame;
}
}
int imageW = 0, imageH = 0;
int64_t currentPts = 0;

18
modules/ANSCV/ANSMJPEG.cpp
View File

@@ -2,6 +2,7 @@
#include "ANSMatRegistry.h"
#include "ANSGpuFrameOps.h"
#include "ANSCVVendorGate.h" // anscv_vendor_gate::IsNvidiaGpuAvailable()
#include "ANSLicense.h" // ANS_DBG macro
#include <memory>
#include <cstdint>
#include "media_codec.h"
@@ -239,6 +240,23 @@ namespace ANSCENTER {
return _pLastFrame; // Shallow copy (fast)
}
// Early stale-out: if the decoder hasn't produced a frame in 5s the
// source is dead. Skip _playerClient->getImage() entirely and return
// the cached frame with unchanged _pts so LabVIEW sees STALE PTS one
// poll earlier and triggers reconnect.
if (!_pLastFrame.empty()) {
double ageMs = _playerClient->getLastFrameAgeMs();
if (ageMs >= 5000.0) {
ANS_DBG("MJPEG_GetImage",
"EARLY STALE: ageMs=%.1f pts=%lld url=%s — skipping getImage()",
ageMs, (long long)_pts, _url.c_str());
width = _imageWidth;
height = _imageHeight;
pts = _pts;
return _pLastFrame;
}
}
int imageW = 0, imageH = 0;
int64_t currentPts = 0;

673
modules/ANSCV/ANSOpenCV.cpp
View File

File diff suppressed because it is too large Load Diff

4
modules/ANSCV/ANSOpenCV.h
View File

@@ -155,7 +155,9 @@ namespace ANSCENTER
std::recursive_mutex _mutex;
//std::once_flag licenseOnceFlag; // For one-time license check
bool _licenseValid = false;
// Atomic so lock-free methods (ImageResize, ImageResizeWithRatio,
// MatToBinaryData, EncodeJpegString) can read it without _mutex.
std::atomic<bool> _licenseValid{ false };
public:
};
}

18
modules/ANSCV/ANSRTMP.cpp
View File

@@ -2,6 +2,7 @@
#include "ANSMatRegistry.h"
#include "ANSGpuFrameOps.h"
#include "ANSCVVendorGate.h" // anscv_vendor_gate::IsNvidiaGpuAvailable()
#include "ANSLicense.h" // ANS_DBG macro
#include <memory>
#include "media_codec.h"
#include <cstdint>
@@ -245,6 +246,23 @@ namespace ANSCENTER {
return _pLastFrame; // Shallow copy (fast)
}
// Early stale-out: if the decoder hasn't produced a frame in 5s the
// source is dead. Skip _playerClient->getImage() entirely and return
// the cached frame with unchanged _pts so LabVIEW sees STALE PTS one
// poll earlier and triggers reconnect.
if (!_pLastFrame.empty()) {
double ageMs = _playerClient->getLastFrameAgeMs();
if (ageMs >= 5000.0) {
ANS_DBG("RTMP_GetImage",
"EARLY STALE: ageMs=%.1f pts=%lld url=%s — skipping getImage()",
ageMs, (long long)_pts, _url.c_str());
width = _imageWidth;
height = _imageHeight;
pts = _pts;
return _pLastFrame;
}
}
int imageW = 0, imageH = 0;
int64_t currentPts = 0;

18
modules/ANSCV/ANSSRT.cpp
View File

@@ -2,6 +2,7 @@
#include "ANSMatRegistry.h"
#include "ANSGpuFrameOps.h"
#include "ANSCVVendorGate.h" // anscv_vendor_gate::IsNvidiaGpuAvailable()
#include "ANSLicense.h" // ANS_DBG macro
#include <memory>
#include "media_codec.h"
#include <cstdint>
@@ -253,6 +254,23 @@ namespace ANSCENTER {
return _pLastFrame; // Shallow copy (fast)
}
// Early stale-out: if the decoder hasn't produced a frame in 5s the
// source is dead. Skip _playerClient->getImage() entirely and return
// the cached frame with unchanged _pts so LabVIEW sees STALE PTS one
// poll earlier and triggers reconnect.
if (!_pLastFrame.empty()) {
double ageMs = _playerClient->getLastFrameAgeMs();
if (ageMs >= 5000.0) {
ANS_DBG("SRT_GetImage",
"EARLY STALE: ageMs=%.1f pts=%lld url=%s — skipping getImage()",
ageMs, (long long)_pts, _url.c_str());
width = _imageWidth;
height = _imageHeight;
pts = _pts;
return _pLastFrame;
}
}
int imageW = 0, imageH = 0;
int64_t currentPts = 0;