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  1. Member
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    I learned that FFMPEG will default to YUV 4:2:0 as opposed to the newer 4:4:4 but how do you change it so that FFMPEG will use 4:2:0?
    Last edited by Guernsey; 24th Jun 2021 at 06:29.
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  2. Code:
    -pix_fmt yuv420p
    Use:

    Code:
    ffmpeg -pix_fmts
    To get a list of supported formats:

    Code:
    Pixel formats:
    I.... = Supported Input  format for conversion
    .O... = Supported Output format for conversion
    ..H.. = Hardware accelerated format
    ...P. = Paletted format
    ....B = Bitstream format
    FLAGS NAME            NB_COMPONENTS BITS_PER_PIXEL
    -----
    IO... yuv420p                3            12
    IO... yuyv422                3            16
    IO... rgb24                  3            24
    IO... bgr24                  3            24
    IO... yuv422p                3            16
    IO... yuv444p                3            24
    IO... yuv410p                3             9
    IO... yuv411p                3            12
    IO... gray                   1             8
    IO..B monow                  1             1
    IO..B monob                  1             1
    I..P. pal8                   1             8
    IO... yuvj420p               3            12
    IO... yuvj422p               3            16
    IO... yuvj444p               3            24
    IO... uyvy422                3            16
    ..... uyyvyy411              3            12
    IO... bgr8                   3             8
    .O..B bgr4                   3             4
    IO... bgr4_byte              3             4
    IO... rgb8                   3             8
    .O..B rgb4                   3             4
    IO... rgb4_byte              3             4
    IO... nv12                   3            12
    IO... nv21                   3            12
    IO... argb                   4            32
    IO... rgba                   4            32
    IO... abgr                   4            32
    IO... bgra                   4            32
    IO... gray16be               1            16
    IO... gray16le               1            16
    IO... yuv440p                3            16
    IO... yuvj440p               3            16
    IO... yuva420p               4            20
    IO... rgb48be                3            48
    IO... rgb48le                3            48
    IO... rgb565be               3            16
    IO... rgb565le               3            16
    IO... rgb555be               3            15
    IO... rgb555le               3            15
    IO... bgr565be               3            16
    IO... bgr565le               3            16
    IO... bgr555be               3            15
    IO... bgr555le               3            15
    ..H.. vaapi_moco             0             0
    ..H.. vaapi_idct             0             0
    ..H.. vaapi_vld              0             0
    IO... yuv420p16le            3            24
    IO... yuv420p16be            3            24
    IO... yuv422p16le            3            32
    IO... yuv422p16be            3            32
    IO... yuv444p16le            3            48
    IO... yuv444p16be            3            48
    ..H.. dxva2_vld              0             0
    IO... rgb444le               3            12
    IO... rgb444be               3            12
    IO... bgr444le               3            12
    IO... bgr444be               3            12
    IO... ya8                    2            16
    IO... bgr48be                3            48
    IO... bgr48le                3            48
    IO... yuv420p9be             3            13
    IO... yuv420p9le             3            13
    IO... yuv420p10be            3            15
    IO... yuv420p10le            3            15
    IO... yuv422p10be            3            20
    IO... yuv422p10le            3            20
    IO... yuv444p9be             3            27
    IO... yuv444p9le             3            27
    IO... yuv444p10be            3            30
    IO... yuv444p10le            3            30
    IO... yuv422p9be             3            18
    IO... yuv422p9le             3            18
    IO... gbrp                   3            24
    IO... gbrp9be                3            27
    IO... gbrp9le                3            27
    IO... gbrp10be               3            30
    IO... gbrp10le               3            30
    IO... gbrp16be               3            48
    IO... gbrp16le               3            48
    IO... yuva422p               4            24
    IO... yuva444p               4            32
    IO... yuva420p9be            4            22
    IO... yuva420p9le            4            22
    IO... yuva422p9be            4            27
    IO... yuva422p9le            4            27
    IO... yuva444p9be            4            36
    IO... yuva444p9le            4            36
    IO... yuva420p10be           4            25
    IO... yuva420p10le           4            25
    IO... yuva422p10be           4            30
    IO... yuva422p10le           4            30
    IO... yuva444p10be           4            40
    IO... yuva444p10le           4            40
    IO... yuva420p16be           4            40
    IO... yuva420p16le           4            40
    IO... yuva422p16be           4            48
    IO... yuva422p16le           4            48
    IO... yuva444p16be           4            64
    IO... yuva444p16le           4            64
    ..H.. vdpau                  0             0
    IO... xyz12le                3            36
    IO... xyz12be                3            36
    ..... nv16                   3            16
    ..... nv20le                 3            20
    ..... nv20be                 3            20
    IO... rgba64be               4            64
    IO... rgba64le               4            64
    IO... bgra64be               4            64
    IO... bgra64le               4            64
    IO... yvyu422                3            16
    IO... ya16be                 2            32
    IO... ya16le                 2            32
    IO... gbrap                  4            32
    IO... gbrap16be              4            64
    IO... gbrap16le              4            64
    ..H.. qsv                    0             0
    ..H.. mmal                   0             0
    ..H.. d3d11va_vld            0             0
    ..H.. cuda                   0             0
    IO... 0rgb                   3            24
    IO... rgb0                   3            24
    IO... 0bgr                   3            24
    IO... bgr0                   3            24
    IO... yuv420p12be            3            18
    IO... yuv420p12le            3            18
    IO... yuv420p14be            3            21
    IO... yuv420p14le            3            21
    IO... yuv422p12be            3            24
    IO... yuv422p12le            3            24
    IO... yuv422p14be            3            28
    IO... yuv422p14le            3            28
    IO... yuv444p12be            3            36
    IO... yuv444p12le            3            36
    IO... yuv444p14be            3            42
    IO... yuv444p14le            3            42
    IO... gbrp12be               3            36
    IO... gbrp12le               3            36
    IO... gbrp14be               3            42
    IO... gbrp14le               3            42
    IO... yuvj411p               3            12
    I.... bayer_bggr8            3             8
    I.... bayer_rggb8            3             8
    I.... bayer_gbrg8            3             8
    I.... bayer_grbg8            3             8
    I.... bayer_bggr16le         3            16
    I.... bayer_bggr16be         3            16
    I.... bayer_rggb16le         3            16
    I.... bayer_rggb16be         3            16
    I.... bayer_gbrg16le         3            16
    I.... bayer_gbrg16be         3            16
    I.... bayer_grbg16le         3            16
    I.... bayer_grbg16be         3            16
    ..H.. xvmc                   0             0
    IO... yuv440p10le            3            20
    IO... yuv440p10be            3            20
    IO... yuv440p12le            3            24
    IO... yuv440p12be            3            24
    IO... ayuv64le               4            64
    ..... ayuv64be               4            64
    ..H.. videotoolbox_vld       0             0
    IO... p010le                 3            15
    IO... p010be                 3            15
    IO... gbrap12be              4            48
    IO... gbrap12le              4            48
    IO... gbrap10be              4            40
    IO... gbrap10le              4            40
    ..H.. mediacodec             0             0
    IO... gray12be               1            12
    IO... gray12le               1            12
    IO... gray10be               1            10
    IO... gray10le               1            10
    IO... p016le                 3            24
    IO... p016be                 3            24
    ..H.. d3d11                  0             0
    IO... gray9be                1             9
    IO... gray9le                1             9
    IO... gbrpf32be              3            96
    IO... gbrpf32le              3            96
    IO... gbrapf32be             4            128
    IO... gbrapf32le             4            128
    ..H.. drm_prime              0             0
    ..H.. opencl                 0             0
    IO... gray14be               1            14
    IO... gray14le               1            14
    IO... grayf32be              1            32
    IO... grayf32le              1            32
    IO... yuva422p12be           4            36
    IO... yuva422p12le           4            36
    IO... yuva444p12be           4            48
    IO... yuva444p12le           4            48
    IO... nv24                   3            24
    IO... nv42                   3            24
    ..H.. vulkan                 0             0
    ..... y210be                 3            20
    I.... y210le                 3            20
    Last edited by jagabo; 24th Jun 2021 at 08:53.
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  3. Member
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    Is that before or after you put in -sws or the filename?
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  4. After the filename, before or after scaling.
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  5. Member
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    May 2016
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    Lithopolis, OH United States
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    Thanks. I think I got it.
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