+ "### Filters---------------------------------------------------------\n\n"
+
+ " -d, --deinterlace Deinterlace video with yadif/mcdeint filter\n"
+ " <YM:FD:MM:QP> (default 0:-1:-1:1)\n"
+ " or\n"
+ " <fast/slow/slower>\n"
+ " -5, --decomb Selectively deinterlaces when it detects combing\n"
+ " <MO:ME:MT:ST:BT:BX:BY> (default: 1:2:6:9:80:16:16)\n"
+ " -9, --detelecine Detelecine (ivtc) video with pullup filter\n"
+ " Note: this filter drops duplicate frames to\n"
+ " restore the pre-telecine framerate, unless you\n"
+ " specify a constant framerate (--rate 29.97)\n"
+ " <L:R:T:B:SB:MP> (default 1:1:4:4:0:0)\n"
+ " -8, --denoise Denoise video with hqdn3d filter\n"
+ " <SL:SC:TL:TC> (default 4:3:6:4.5)\n"
+ " or\n"
+ " <weak/medium/strong>\n"
+ " -7, --deblock Deblock video with pp7 filter\n"
+ " <QP:M> (default 5:2)\n"
+ " -g, --grayscale Grayscale encoding\n"
+ "\n"
+
+ "### Subtitle Options------------------------------------------------------------\n\n"
+ " -s, --subtitle <number> Select subtitle (default: none)\n"
+ " -U, --subtitle-scan Scan for subtitles in an extra 1st pass, and choose\n"
+ " the one that's only used 10 percent of the time\n"
+ " or less. This should locate subtitles for short\n"
+ " foreign language segments. Best used in conjunction\n"
+ " with --subtitle-forced.\n"
+ " -F, --subtitle-forced Only display subtitles from the selected stream if\n"
+ " the subtitle has the forced flag set. May be used in\n"
+ " conjunction with --subtitle-scan to auto-select\n"
+ " a stream if it contains forced subtitles.\n"
+ " -N, --native-language Select subtitles with this language if it does not\n"
+ " <string> match the Audio language. Provide the language's\n"
+ " iso639-2 code (fre, eng, spa, dut, et cetera)\n"
+
+
+ "\n"