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Added a note about rounding
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4
diseqc.c
4
diseqc.c
@ -4,7 +4,7 @@
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* See the main source file 'vdr.c' for copyright information and
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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* how to reach the author.
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*
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*
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* $Id: diseqc.c 2.7 2011/09/11 13:39:48 kls Exp $
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* $Id: diseqc.c 2.8 2011/09/17 10:41:00 kls Exp $
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*/
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*/
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#include "diseqc.h"
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#include "diseqc.h"
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@ -122,7 +122,7 @@ bool cDiseqc::Parse(const char *s)
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uint cDiseqc::SetScrFrequency(uint SatFrequency, const cScr *Scr, uint8_t *Codes) const
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uint cDiseqc::SetScrFrequency(uint SatFrequency, const cScr *Scr, uint8_t *Codes) const
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{
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{
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uint t = SatFrequency == 0 ? 0 : (SatFrequency + Scr->UserBand() + 2) / 4 - 350;
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uint t = SatFrequency == 0 ? 0 : (SatFrequency + Scr->UserBand() + 2) / 4 - 350; // '+ 2' together with '/ 4' results in rounding!
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if (t < 1024 && Scr->Channel() >= 0 && Scr->Channel() < 8) {
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if (t < 1024 && Scr->Channel() >= 0 && Scr->Channel() < 8) {
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Codes[3] = t >> 8 | (t == 0 ? 0 : scrBank << 2) | Scr->Channel() << 5;
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Codes[3] = t >> 8 | (t == 0 ? 0 : scrBank << 2) | Scr->Channel() << 5;
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Codes[4] = t;
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Codes[4] = t;
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