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Configure latency target for video output on Raspberry Pi

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Iwan Timmer
2017-03-17 15:19:54 +00:00
parent f5cb2d1880
commit 9441dde68a
1 changed files with 18 additions and 0 deletions
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18
src/video/pi.c
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@@ -120,6 +120,24 @@ int void decoder_renderer_setup(int videoFormat, int width, int height, int redr
return -2;
}
OMX_CONFIG_LATENCYTARGETTYPE latencyTarget;
memset(&latencyTarget, 0, sizeof(OMX_CONFIG_LATENCYTARGETTYPE));
latencyTarget.nSize = sizeof(OMX_PARAM_PORTDEFINITIONTYPE);
latencyTarget.nVersion.nVersion = OMX_VERSION;
latencyTarget.nPortIndex = 90;
latencyTarget.bEnabled = OMX_TRUE;
latencyTarget.nFilter = 2;
latencyTarget.nTarget = 4000;
latencyTarget.nShift = 3;
latencyTarget.nSpeedFactor = -135;
latencyTarget.nInterFactor = 500;
latencyTarget.nAdjCap = 20;
if(OMX_SetParameter(ILC_GET_HANDLE(video_render), OMX_IndexConfigLatencyTarget, &latencyTarget) != OMX_ErrorNone) {
fprintf(stderr, "Failed to set video render parameters\n");
exit(EXIT_FAILURE);
}
OMX_PARAM_PORTDEFINITIONTYPE port;
memset(&port, 0, sizeof(OMX_PARAM_PORTDEFINITIONTYPE));