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Code Issues Releases Wiki Activity

improve HD detection code, catch also stream content 9 (Submitted by Peter Bieringer)

This commit is contained in:
kamel5 2021-01-17 14:26:36 +01:00
parent c5f0b5d3f8
commit 4c4374ecb2
1 changed files with 31 additions and 15 deletions
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46
coreengine/viewelement.c
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@ -588,26 +588,42 @@ bool RecordingIsHD(const cEvent* event) {
bool isHD = false;
cComponents *Components = (cComponents *)event->Components();
if (Components) {
// detect HD
// Stream: 1 = MPEG2-Video, 2 = MPEG2 Audio, 3 = Untertitel, 4 = AC3-Audio, 5 = H.264-Video, 6 = HEAAC-Audio
// Stream == Video: 01 = 05 = 4:3, 02 = 03 = 06 = 07 = 16:9, 04 = 08 = >16:9, 09 = 0D = HD 4:3, 0A = 0B = 0E = 0F = HD 16:9, 0C = 10 = HD >16:9
// detect HD (see also ETSI EN 300 468)
// Stream: 1 = MPEG2-Video, 2 = MPEG2 Audio, 3 = Untertitel, 4 = AC3-Audio, 5 = H.264-Video, 6 = HEAAC-Audio, 7 = DTS/DTS HD audio, 8 = SRM/CPCM data, 9 = HEVC Video, AC4 Audio
// Stream == Video(1|5): 01 = 05 = 4:3, 02 = 03 = 06 = 07 = 16:9, 04 = 08 = >16:9, 09 = 0D = HD 4:3, 0A = 0B = 0E = 0F = HD 16:9, 0C = 10 = HD >16:9
// get video stream component
tComponent *Component = Components->GetComponent(0, 5, 0);
tComponent *Component;
int type = -1;
// #1: MPEG2 (stream content: 1)
Component = Components->GetComponent(0, 1, 0);
if (Component) {
switch (Component->type) {
case 0x09: // HD 4:3
case 0x0D: // HD 4:3
case 0x0A: // HD 16:9
case 0x0B: // HD 16:9
case 0x0E: // HD 16:9
case 0x0F: // HD 16:9
case 0x0C: // HD > 16:9
case 0x10: // HD > 16:9
isHD = true;
type = Component->type;
} else {
// #2: H.264 (stream content: 5)
Component = Components->GetComponent(0, 5, 0);
if (Component) {
type = Component->type;
} else {
// #3: HVEC (stream content: 9)
Component = Components->GetComponent(0, 9, 0);
if (Component) {
isHD = true; // HVEC is always HD, type 4 would be even UHD
};
};
};
switch (type) {
case 0x09:
case 0x0A:
case 0x0B:
case 0x0C:
case 0x0D:
case 0x0E:
case 0x0F:
case 0x10:
isHD = true;
};
};
return isHD;
};