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Apply satip_secfilter_fix.diff 

Author: FireFly
VDR-Portal thread: https://www.vdr-portal.de/forum/index.php?thread/135143-satip-plugin-patches/&postID=1350960#post1350960
Patch URL: https://www.vdr-portal.de/index.php?attachment/46675-satip-secfilter-fix-diff/
This commit is contained in:
Manuel Reimer 2022-05-31 16:59:57 +02:00
parent 0680871854
commit fd75b510f8
2 changed files with 10 additions and 47 deletions
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48
sectionfilter.c
View File

@ -18,35 +18,14 @@ cSatipSectionFilter::cSatipSectionFilter(int deviceIndexP, uint16_t pidP, uint8_
secLenM(0),
tsFeedpM(0),
pidM(pidP),
tidM(tidP),
maskM(maskP),
ringBufferM(new cRingBufferFrame(eDmxMaxSectionCount * eDmxMaxSectionSize)),
deviceIndexM(deviceIndexP)
{
debug16("%s (%d, %d, %d, %d) [device %d]", __PRETTY_FUNCTION__, deviceIndexM, pidM, tidP, maskP, deviceIndexM);
int i;
memset(secBufBaseM, 0, sizeof(secBufBaseM));
memset(filterValueM, 0, sizeof(filterValueM));
memset(filterMaskM, 0, sizeof(filterMaskM));
memset(filterModeM, 0, sizeof(filterModeM));
memset(maskAndModeM, 0, sizeof(maskAndModeM));
memset(maskAndNotModeM, 0, sizeof(maskAndNotModeM));
filterValueM[0] = tidP;
filterMaskM[0] = maskP;
// Invert the filter
for (i = 0; i < eDmxMaxFilterSize; ++i)
filterValueM[i] ^= 0xFF;
uint8_t doneq = 0;
for (i = 0; i < eDmxMaxFilterSize; ++i) {
uint8_t mode = filterModeM[i];
uint8_t mask = filterMaskM[i];
maskAndModeM[i] = (uint8_t)(mask & mode);
maskAndNotModeM[i] = (uint8_t)(mask & ~mode);
doneq |= maskAndNotModeM[i];
}
doneqM = doneq ? 1 : 0;
// Create sockets
socketM[0] = socketM[1] = -1;
@ -89,23 +68,12 @@ void cSatipSectionFilter::New(void)
int cSatipSectionFilter::Filter(void)
{
if (secBufM) {
int i;
uint8_t neq = 0;
for (i = 0; i < eDmxMaxFilterSize; ++i) {
uint8_t calcxor = (uint8_t)(filterValueM[i] ^ secBufM[i]);
if (maskAndModeM[i] & calcxor)
return 0;
neq |= (maskAndNotModeM[i] & calcxor);
}
if (doneqM && !neq)
return 0;
if (ringBufferM && (secLenM > 0)) {
cFrame* section = new cFrame(secBufM, secLenM);
if (!ringBufferM->Put(section))
DELETE_POINTER(section);
if ((tidM & maskM) == (secBufM[0] & maskM)) {
if (ringBufferM && (secLenM > 0)) {
cFrame* section = new cFrame(secBufM, secLenM);
if (!ringBufferM->Put(section))
DELETE_POINTER(section);
}
}
}
return 0;

9
sectionfilter.h
View File

@ -33,18 +33,13 @@ private:
uint16_t secLenM;
uint16_t tsFeedpM;
uint16_t pidM;
uint8_t tidM;
uint8_t maskM;
cRingBufferFrame *ringBufferM;
int deviceIndexM;
int socketM[2];
uint8_t filterValueM[eDmxMaxFilterSize];
uint8_t filterMaskM[eDmxMaxFilterSize];
uint8_t filterModeM[eDmxMaxFilterSize];
uint8_t maskAndModeM[eDmxMaxFilterSize];
uint8_t maskAndNotModeM[eDmxMaxFilterSize];
inline uint16_t GetLength(const uint8_t *dataP);
void New(void);
int Filter(void);