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  1. MEGUI PIC ->
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    hello everyone please help me here... when i encode ANIME EPISODE (One punch man, episode-12) in handbrake the color primaries, transfer characteristics and Matrix coefficients are BT.709 and Color range is Limited... but in megui its undefined as u can see from the image... so can anyone suggest me will i change these to handbrake settings of BT 709.. plus i use preset only no change in settings... i use very slow preset with animation as tuning, crf mode, High profile, level is 3.1 for 480p and 4.1 for 720p and i go for 5.1 for blu ray...

    PLS HELP ME IN THIS DIRECTION....
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  2. The way I understand it:
    Colour primaries says "this video will look best when viewed with a monitor calibrated to the specified primaries".
    Transfer characteristics specifies the gamma.... I think.... don't hold me to that.
    Colour matrix specifies the matrix to use when converting the video to RGB for viewing.

    I don't know that Handbrake necessarily gets it right all the time, but because 1080p TVs are generally calibrated to bt.709 and use a bt.709 gamma curve, which I'm fairly sure is the same as bt.601 anyway, if Handbrake can't determine the colour matrix it probably uses bt.709 for HD and bt.601 for SD, which would probably be correct 99.9999% of the time.

    The options you'd generally want to choose from are bt709 for HD, bt470bg for PAL (same as bt601) and smpte170m for NTSC (same as bt601).

    The colour settings aren't set by MeGUI automatically.. You need to set them manually, but they have no effect on how the video is encoded, it's just information for the player to use on playback, or for the player to completely ignore, whatever the case may be. I only set the Colour Matrix option myself.

    Setting the color range to limited isn't necessary. Pretty much all video is limited range so setting it might be a good idea if for some reason you're encoding full range video, which I assume you're not. Players expect the video to be limited range.

    Was that really as urgent as your thread title suggests? Are you doing some emergency encoding?
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  3. Lone soldier Cauptain's Avatar
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    Hi monkey d luffy

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