[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f9fb4000b80] Failed to open codec in avformat_find_stream_info
    Last message repeated 1 times
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f9fb4000b80] Could not find codec parameters for stream 1 (Video: h264 (avc1 / 0x31637661), none, 640x360): unspecified pixel format
Consider increasing the value for the 'analyzeduration' and 'probesize' options

// Parsed per: https://github.com/LiminWang/simple-rtmp-server/blob/master/trunk/doc/H.264-AVC-ISO_IEC_14496-15.pdf
var info = parseAVCConfig(packet);

// Fortunately my video sample has one of each of these
// I may need to concatenate multiple in the future
var sps = info.sps[0];
var pps = info.pps[0];

var avcc = box(
    types.avcC,
    new Uint8Array([
        // Version
        0x01,
        // Profile
        info.profile,
        // Profile Compat
        info.compat,
        // Level
        info.level,
        // LengthSizeMinusOne, hard-coded to 4 bytes (copied HLS.js)
        0xfc | 3,
        // 3bit reserved (111) + numOfSequenceParameterSets
        0xE0 | sps.byteLength
    ]
        .concat(Array.from(sps))
        .concat([
            // NumOfPictureParametersets
            pps.byteLength
        ])
        .concat(Array.from(pps))
    )
);

chroma_format_idc specifies the chroma sampling relative to the luma sampling as specified in clause 6.2. The value of
chroma_format_idc shall be in the range of 0 to 3, inclusive. When chroma_format_idc is not present, it shall be inferred
to be equal to 1 (4:2:0 chroma format).