Function ff_vpx_init_range_decoder

libavcodec/vpx_rac.c:42–53

};

int ff_vpx_init_range_decoder(VPXRangeCoder *c, const uint8_t *buf, int buf_size)
{
    c->high = 255;
    c->bits = -16;
    c->buffer = buf;
    c->end = buf + buf_size;
    c->end_reached = 0;
    if (buf_size < 1)
        return AVERROR_INVALIDDATA;
    c->code_word = bytestream_get_be24(&c->buffer);
    return 0;
}