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Added Intra Refresh Support #97

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Added Intra Refresh Support #97

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fcb3f8d
Started Intra Refresh Support
TheElixZammuto Nov 12, 2024
a56638e
Changed value of bitmask
TheElixZammuto Dec 23, 2024
4884842
Moved capability
TheElixZammuto Mar 31, 2025
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4 changes: 4 additions & 0 deletions src/Limelight.h
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Original file line number Diff line number Diff line change
Expand Up @@ -272,6 +272,10 @@ typedef struct _DECODE_UNIT {
// supports reference frame invalidation for AV1 streams. This flag is only valid on video renderers.
#define CAPABILITY_REFERENCE_FRAME_INVALIDATION_AV1 0x40

// If set in the video renderer capabilities field, this flag specifies that the renderer
// needs to opt-in to intra refresh, some clients (like the Xbox client with NVEnc) needs it
#define CAPABILITY_INTRA_REFRESH 0x80

// If set in the video renderer capabilities field, this macro specifies that the renderer
// supports slicing to increase decoding performance. The parameter specifies the desired
// number of slices per frame. This capability is only valid on video renderers.
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7 changes: 7 additions & 0 deletions src/SdpGenerator.c
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Expand Up @@ -309,6 +309,13 @@ static PSDP_OPTION getAttributesList(char*urlSafeAddr) {
else {
err |= addAttributeString(&optionHead, "x-ss-video[0].chromaSamplingType", "0");
}

// Add intra-refresh if opted in
if (VideoCallbacks.capabilities & CAPABILITY_INTRA_REFRESH){
err |= addAttributeString(&optionHead, "x-ss-video[0].intraRefresh", "1");
} else {
err |= addAttributeString(&optionHead, "x-ss-video[0].intraRefresh", "0");
}
}

snprintf(payloadStr, sizeof(payloadStr), "%d", StreamConfig.width);
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