int64_t profile;
int64_t level;
int64_t entropy;
+ int64_t realtime;
int64_t allow_sw;
}
}
+ if (vtctx->realtime) {
+ status = VTSessionSetProperty(vtctx->session,
+ kVTCompressionPropertyKey_RealTime,
+ kCFBooleanTrue);
+
+ if (status) {
+ av_log(avctx, AV_LOG_ERROR, "Error setting realtime property: %d\n", status);
+ }
+ }
+
status = VTCompressionSessionPrepareToEncodeFrames(vtctx->session);
if (status) {
av_log(avctx, AV_LOG_ERROR, "Error: cannot prepare encoder: %d\n", status);
{ "cabac", "CABAC entropy coding", 0, AV_OPT_TYPE_CONST, { .i64 = VT_CABAC }, INT_MIN, INT_MAX, VE, "coder" },
{ "ac", "CABAC entropy coding", 0, AV_OPT_TYPE_CONST, { .i64 = VT_CABAC }, INT_MIN, INT_MAX, VE, "coder" },
+ { "realtime", "Hint that encoding should happen in real-time if not faster (e.g. capturing from camera).",
+ OFFSET(realtime), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
+
{ NULL },
};